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Buen manual de instrucciones
Las leyes obligan al vendedor a entregarle al comprador, junto con el producto, el manual de instrucciones Mitsubishi P336. La falta del manual o facilitar información incorrecta al consumidor constituyen una base de reclamación por no estar de acuerdo el producto con el contrato. Según la ley, está permitido adjuntar un manual de otra forma que no sea en papel, lo cual últimamente es bastante común y los fabricantes nos facilitan un manual gráfico, su versión electrónica Mitsubishi P336 o vídeos de instrucciones para usuarios. La condición es que tenga una forma legible y entendible.
¿Qué es un manual de instrucciones?
El nombre proviene de la palabra latina “instructio”, es decir, ordenar. Por lo tanto, en un manual Mitsubishi P336 se puede encontrar la descripción de las etapas de actuación. El propósito de un manual es enseñar, facilitar el encendido o el uso de un dispositivo o la realización de acciones concretas. Un manual de instrucciones también es una fuente de información acerca de un objeto o un servicio, es una pista.
Desafortunadamente pocos usuarios destinan su tiempo a leer manuales Mitsubishi P336, sin embargo, un buen manual nos permite, no solo conocer una cantidad de funcionalidades adicionales del dispositivo comprado, sino también evitar la mayoría de fallos.
Entonces, ¿qué debe contener el manual de instrucciones perfecto?
Sobre todo, un manual de instrucciones Mitsubishi P336 debe contener:
- información acerca de las especificaciones técnicas del dispositivo Mitsubishi P336
- nombre de fabricante y año de fabricación del dispositivo Mitsubishi P336
- condiciones de uso, configuración y mantenimiento del dispositivo Mitsubishi P336
- marcas de seguridad y certificados que confirmen su concordancia con determinadas normativas
¿Por qué no leemos los manuales de instrucciones?
Normalmente es por la falta de tiempo y seguridad acerca de las funcionalidades determinadas de los dispositivos comprados. Desafortunadamente la conexión y el encendido de Mitsubishi P336 no es suficiente. El manual de instrucciones siempre contiene una serie de indicaciones acerca de determinadas funcionalidades, normas de seguridad, consejos de mantenimiento (incluso qué productos usar), fallos eventuales de Mitsubishi P336 y maneras de solucionar los problemas que puedan ocurrir durante su uso. Al final, en un manual se pueden encontrar los detalles de servicio técnico Mitsubishi en caso de que las soluciones propuestas no hayan funcionado. Actualmente gozan de éxito manuales de instrucciones en forma de animaciones interesantes o vídeo manuales que llegan al usuario mucho mejor que en forma de un folleto. Este tipo de manual ayuda a que el usuario vea el vídeo entero sin saltarse las especificaciones y las descripciones técnicas complicadas de Mitsubishi P336, como se suele hacer teniendo una versión en papel.
¿Por qué vale la pena leer los manuales de instrucciones?
Sobre todo es en ellos donde encontraremos las respuestas acerca de la construcción, las posibilidades del dispositivo Mitsubishi P336, el uso de determinados accesorios y una serie de informaciones que permiten aprovechar completamente sus funciones y comodidades.
Tras una compra exitosa de un equipo o un dispositivo, vale la pena dedicar un momento para familiarizarse con cada parte del manual Mitsubishi P336. Actualmente se preparan y traducen con dedicación, para que no solo sean comprensibles para los usuarios, sino que también cumplan su función básica de información y ayuda.
Índice de manuales de instrucciones
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Página 1
Models PUHY -P72, P96, P120, P144T(Y)JMU-A PUHY -P168, P192, P216, P240, P264, P288T(Y)SJMU-A PUHY -P312, P336, P360T(Y)SJMU-A[...]
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Página 2
i i HWE09120 GB Safety Precautions Before installing the unit, thoroughly read th e following safety pre cautions. Observe these safety precautions for your safety. W ARNING This symbol is intended to alert the user to the p resence of important instructions that must be followed to avoid the risk of serious injury or death. CAUTION This sy[...]
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Página 3
ii HWE09120 GB W ARNING Securely attach the terminal block cover (pa nel) to the unit. If the terminal block cover (panel) is not installed properly, dust and/or water may infiltrate and pose a risk of electric shock, smoke, and/or fire. Only use the type of refrigerant that is indicated on the unit when inst alling or reinstalling th e unit. Infil[...]
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Página 4
iii iii HWE09120 GB Precautions for handling units for use with R410A CAUTION Do not use the existing refrigerant piping. A large amount of chlorine tha t may be contained in the re- sidual refrigerant and refrigerating machine oil in the exi st- ing piping may cau se the refrigerating machi ne oil in the new unit to deteriorate. R410A is a[...]
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Página 5
iv HWE09120 GB Before installing the unit W ARNING Do not install the unit where a gas leak may occur. If gaseous refrigerant leaks and piles up around the unit, it may be ignited. Do not use the unit to keep food items, anim als, plants, artifacts, or for other special purp oses. The unit is not designed to preserve food products. Do not use the u[...]
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Página 6
v v HWE09120 GB Before installing the unit (moving and reinstalling the unit) and performing electrical work CAUTION Properly ground the un it. Do not connect the groundin g wire to a gas pipe, water pipe, lightning rod, or gro unding wire from a telephone pole. Im- proper grounding may result in electri c shock, smoke, fire, and/or malfunction due[...]
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Página 7
vi HWE09120 GB Before the test run CAUTION Turn on the unit at least 12 hours before the test run. Keep the unit turned on throug hout the season. If the unit is turned off in the middle of a season, it may result in malfunc- tions. To avoid the risk of electric sh ock or malfunction of the unit, do not operate sw itches with w et hands. Do not tou[...]
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Página 8
CONTENTS HWE09120 GB I Read Before Servicing [1] Read Before Servicing ........... ................................................................ ................. .......... ........ 3 [2] Necessary Tools and Materials .......... ................................ .......................... .......................... .. 4 [3] Piping Materials ....[...]
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Página 9
HWE09120 GB[...]
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Página 10
- 1 - HWE09120 GB I Read Before Servicing [1] Read Before Servicing .......... ................ ................ ................. ............. ................ ............... 3 [2] Necessary Tools and Materials.... ................ ................ ................ ................ ............. ......... 4 [3] Piping Materials .................[...]
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Página 11
- 2 -[...]
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Página 12
[ I Read Before Servicing ] - 3 - HWE09120 GB I Read Before Servicing [1] Read Before Servicing 1. Check the type of refrigerant used in the system to be serviced. Refrigerant Type Multi air conditioner fo r building application CITY MU LTI TJMU-A, YJMU-A series R410A 2. Check the symptoms exhibited by th e unit to be serviced. Refer to this servic[...]
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Página 13
[ I Read Before Servicing ] - 4 - HWE09120 GB [2] Necessary Tools and Materials Prepare the following tools and mate rials necessa ry for installing and servicing the unit. Tools for use with R410A (Adaptability of tools that are for use with R22 or R407C) 1. To be used exclusively with R410A (not to be used if used with R22 or R407C) 2. Tools and [...]
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Página 14
[ I Read Before Servicing ] - 5 - HWE09120 GB [3] Piping Materials 1. Copper pipe ma terials The distinction between O-materials (Annea led) and 1/2H-materials (Drawn) is made based on the strength of the pipes them- selves. O-materials (Annealed) can easily be ben t with hands. 1/2H-materials (Drawn) are considerably stronger than O-ma[...]
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Página 15
[ I Read Before Servicing ] - 6 - HWE09120 GB 4. Thickness and refrigerant type indicated on the piping materials Ask the pipe manufacturer for the symbols indicat ed on the piping material for new refri gerant. 5. Flare processing (O-material (Annealed) and OL-material only) The flare processing dimensions for the pip es that are used in the R410A[...]
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Página 16
[ I Read Before Servicing ] - 7 - HWE09120 GB [4] Storage of Piping 1. Storage location Store the pipes to be used indoors. (Warehouse at site or owner's ware house) If they are left outdoors, dust, dirt, or moisture may infi ltrate and contaminate the pipe. 2. Sealing the pipe ends Both ends of the pipes should be sealed until just before bra[...]
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Página 17
[ I Read Before Servicing ] - 8 - HWE09120 GB [6] Brazing No changes have been made in the brazing procedures. Perform brazing with special care to keep foreign objects (such as oxide scale, water, and dust) out of the refrigerant system. Example: Inside the brazed connection 1. Items to be strictly observed Do not conduct refrigerant piping wo[...]
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Página 18
[ I Read Before Servicing ] - 9 - HWE09120 GB [7] Air Tightness Test No changes have been made in the detection method. Note that a refrigerant leak detector for R22 wi ll not detect an R410 A leak. 1. Items to be strictly observed Pressurize the equipment with nitrogen up to the de sign pressure (4.15MPa[601psi ]), and then judge the eq uipmen[...]
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Página 19
[ I Read Before Servicing ] - 10 - HWE09120 GB [8] Vacuum Drying (Ev acuation) 1. Vacuum pump with a r everse-flow check valve (Photo1) To prevent the vacuum pump oil from flowing into the refrigerant circuit du ring power OFF or power failure, use a vacuum pump with a reverse-flow check valve. A reverse-flow check valve may also be added to the va[...]
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Página 20
[ I Read Before Servicing ] - 11 - HWE09120 GB [9] Refrigerant Charging 1. Reasons R410A is a pseudo-azeotropic HFC blend (boilin g point R32=-52°C[-62°F], R125=-49°C[-52°F]) and ca n almost be handled the same way as a single refrigerant, such as R22. To be safe, howe ver, draw out the refrigerant from the cylind er in the liqui d phase. If th[...]
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Página 21
[ I Read Before Servicing ] - 12 - HWE09120 GB [11] Characteristics of the Conventiona l and the New Refrigerants 1. Chemical property As with R22, the new refrigerant (R410A) is low in toxicity and chemically stable nonflammable refrigerant. However, because the specific gravity of vapor refrigerant is greater than that of air, leaked refrigerant [...]
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Página 22
[ I Read Before Servicing ] - 13 - HWE09120 GB [12] Notes on Refrig erating Machine Oil 1. Refrigerating machine oil in the HFC refrigerant system HFC type refrigerants use a refrigerating machine oil different from that used in the R22 system. Note that the ester oil used in the system has properties that are different from commercially available [...]
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Página 23
- 14 - [ I Read Before Servicing ] GB HWE09120[...]
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Página 24
- 15 - HWE09120 GB II Restrictions [1] System configuration ................... ................ ................ ................ ................ ............. ....... 1 7 [2] Types and Maximum allowable Length of Cables .................................... ................... .... 18 [3] Switch Settings and Address Settings ............ ........[...]
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Página 25
- 16 -[...]
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Página 26
[ II Restrictions ] - 17 - HWE09120 GB II Restrictions [1] System configuration 1. Table of compatib le indoor units The table below summarizes the types of indoor units that are compatible with di fferent types of outdoor units. 1) "Maximum total capacity of connectable indoor units" re fers to the sum o f the numeric values in the indoo[...]
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Página 27
[ II Restrictions ] - 18 - HWE09120 GB [2] Types and Maximum allowable Le ngth of Cables 1. Wiring work (1) Notes 1) Have all e lectrical work performed by an auth orized electrician a ccording to the local r egulations and instructions i n this man- ual. 2) Install extern al transmission cables at least 5cm [1-31/32"] away from the power supp[...]
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Página 28
[ II Restrictions ] - 19 - HWE09120 GB 2) Remote controller wiring *1 MA remote controller refers to MA remote controller (PAR-20MAU, PAR-21MAA), M A simple remote controller, and wireless remote controller. *2 The use of cables that are smaller than 0.75mm 2 (AWG18) is recommended for easy h andling. *3 When connected to the terminal block on the [...]
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Página 29
[ II Restrictions ] - 20 - HWE09120 GB 2. M-NET Address settings (1) Address settings table The need for addre ss settings and the ran ge of address setting depend o n the configuration of the system. *1. Address setting is not required for a City Multi system th at consists of a single refrigerant circuit (with some exceptions ). *2. To set the ME[...]
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Página 30
[ II Restrictions ] - 21 - HWE09120 GB (2) Power supply switch connector connection on the outdoor unit (Factory setting: Th e male power supply switch conn ector is connected to CN4 1.) *1 The need for a power supply unit for transmission lines depends on the system configuration. *2 The replacement of the power jumper connector from CN4 1 to CN40[...]
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Página 31
[ II Restrictions ] - 22 - HWE09120 GB (6) Miscellaneous settings Cooling-only setting for the ind oor unit: Cooling only model (Factory setting: SW3-1 "OFF." ) When using indoor unit as a cooling -only unit, set SW3-1 to ON. (7) Various types of con trol using inp ut-output signal conn ector on the ou tdoor unit (variou s connection op t[...]
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Página 32
[ II Restrictions ] - 23 - HWE09120 GB Example of wiring connection (1) CN51 (2) CN3S CN51 X Y L 1 L 2 e c r u o s r e w o p p m a L Distant control board Relay circuit Adapter 1 Outdoor unit control board Preparations in the field Maximum cable length is 10m 5 4 3 X Y L1 : Outdoor unit error displa y lamp L2 : Compressor operation lamp (compressor[...]
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Página 33
[ II Restrictions ] - 24 - HWE09120 GB 3. Demand control (1) General outline of control Demand control is p erformed by using the external signal input to the 1-2 and 1-3 pins of CN3D on the outdoor uni ts (OC, OS1, and OS2). Between 2 and 12 steps of dema nd control is possible by setting DIP SW4-4 on the outdoor un its (OC, OS1, and OS2). *1. Ava[...]
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Página 34
[ II Restrictions ] - 25 - HWE09120 GB 2) When SW4-4 on one outdoor unit in one refrigerant circuit system is set to ON (4 levels of on-DEMAND) (*3) *3. Input the order to CN3D on the outd oor unit whose SW4-4 is set to ON. 3) When SW4-4 on the two outdoor units in one refrigerant circuit syste m is set to ON (8 levels of on-DEMAND) (*4, *5) *4. In[...]
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Página 35
[ II Restrictions ] - 26 - HWE09120 GB [4] Sample System Connection Examples of typical system connection are shown on pages [5] to [7]. Refer to the Installation Manual that came with each device or controller for details. (1) An example of a system to which an MA remote controller is connected (2) An example of a system to which an ME remote cont[...]
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Página 36
[ II Restrictions ] - 27 - HWE09120 GB[...]
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Página 37
- 28 - [ II Restrictions ] GB HWE09120 [5] An Example of a System to which an MA Remote Co ntroller is connected 1. System with one outdoor unit (automatic address setup for both indoor a nd outdoor units) (1) Sample control wiring (2) Cautions 1) ME remote controller and MA remote controller cannot both be connected to the same group of indoor uni[...]
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Página 38
[ II Restrictions ] 29 - 29 - HWE09120 GB (4) Wiring method 1) Indoor/outdoor transmi ssion line Daisy-chain terminals M1 and M2 on the termi nal block for indoor-outdoor tra nsmission line (TB3) on the outdoor units (OC, OS1, OS2) (Note), and terminals M1 and M2 on the terminal block for indoor-outdoor transmission line (TB5) on each i ndoor unit [...]
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Página 39
- 30 - [ II Restrictions ] GB HWE09120 2. An example of a system with one outdoor unit to which 2 or more LO SSNAY units are connected (manual address setup for both indoor and outdoo r units) (1) Sample control wiring (2) Cautions 1) ME remote controller and MA remote controller cannot both be connected to the same group of indoor units. 2) No mor[...]
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Página 40
[ II Restrictions ] 31 - 31 - HWE09120 GB (4) Wiring method 1) Indoor/outdoor transmi ssion line Same as [5] 1. Shielded cable connectio n Same as [5] 1. 2) Transmission line for centralized control No connection is require d. 3) MA remote controller wiring Same as [5] 1. When 2 remote controllers are connec ted to the sys- tem Same as [5] 1. Group[...]
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Página 41
- 32 - [ II Restrictions ] GB HWE09120 3. Group operation of units in a system with multiple outdoor units (1) Sample control wiring (2) Cautions 1) ME remote controller and MA remote controller can not both be connected to the same group of indoor units. 2) No more than 2 MA remote controllers can be connected to a group of i ndoor units. 3) Do no[...]
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Página 42
[ II Restrictions ] 33 - 33 - HWE09120 GB (4) Wiring method 1) Indoor/outdoor transmi ssion line Same as [5] 1. Only use shielded cables. Shielded cable connectio n Same as [5] 1. 2) Transmission line for centralized control Daisy-chain terminals M1 and M2 on the termi nal block for transmissi on line for centralized co ntrol (TB7) on the outdo[...]
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Página 43
- 34 - [ II Restrictions ] GB HWE09120 4. A system in which a sy stem controller is connected to the tra nsmissio n line for centralized control and which is pow- ered from an outdoor unit (1) Sample control wiring (2) Cautions 1) ME remote controller and MA remote controller cannot both be connected to the same group of indoor units. 2) No more th[...]
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Página 44
[ II Restrictions ] 35 - 35 - HWE09120 GB (4) Wiring method 1) Indoor/outdoor transmi ssion line Same as [5] 1. Only use shielded cables. Shielded cable connectio n Same as [5] 1. 2) Transmission line for centralized control Daisy-chain terminals A and B on the system controller, terminals M1 and M2 on the terminal bl ock for transmis- sion line fo[...]
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Página 45
- 36 - [ II Restrictions ] GB HWE09120 5. An example of a system in which a system controller is conn ected to the indoor-outdoo r transmission line (except LM adapter) (1) Sample control wiring (2) Cautions 1) ME remote controller and MA remote controller cannot both be connected to the same group of indoor units. 2) No more than 2 MA remote contr[...]
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Página 46
[ II Restrictions ] 37 - 37 - HWE09120 GB (4) Wiring method 1) Indoor/outdoor transmi ssion line Daisy-chain terminals M1 and M2 on the termi nal block for indoor-outdoor tra nsmission line (TB3) on the outdoor units (OC, OS1, OS2) (Note a), terminals M1 and M2 on the terminal block for i ndoor-outdoor transmission line (TB5) on each indoor unit (I[...]
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Página 47
- 38 - [ II Restrictions ] GB HWE09120 [6] An Example of a System to which an ME Remote Co ntroller is connected (1) Sample control wiring (2) Cautions 1) ME remote controller and MA remote controller cannot both be connected to the same group of indoor units. 2) No more than 3 ME remote controllers can be connected to a group of i ndoor units. 3) [...]
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Página 48
[ II Restrictions ] 39 - 39 - HWE09120 GB (4) Wiring method 1) Indoor/outdoor transmi ssion line Same as [5] 1. Shielded cable connectio n Same as [5] 1. 2) Transmission line for centralized control Same as [5] 4. Shielded cable connectio n Same as [5] 4. 3) ME remote controller wiring ME remote controller is connectable an ywhere on the in- door-o[...]
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Página 49
- 40 - [ II Restrictions ] GB HWE09120 [7] An Example of a System to which both MA Remote Controller and ME Remote Controller are connect ed (1) Sample control wiring (2) Cautions 1) Be sure to connect a system controller. 2) ME remote controller and MA remote controller cannot both be connected to the same group of indoor units. 3) Assign to the i[...]
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Página 50
[ II Restrictions ] 41 - 41 - HWE09120 GB (4) Wiring method 1) Indoor/outdoor transmi ssion line Same as [5] 3. Shielded cable connectio n Same as [5] 1. 2) Transmission line for centralized control Same as [5] 4. Shielded cable connectio n Same as [5] 4. 3) MA remote controller wiring Same as [5] 1. When 2 remote controllers are connec ted to the [...]
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Página 51
[ II Restrictions ] - 42 - HWE09120 GB [8] Restrictions on Pipe Length (1) End branching P72 - P144 models Unit: m [ft] Operation Pipe sections Allowable le ngth of pipes Length Total p ipe length A+B+C+D +a+b+c+d+e+f 1000 [3280] or less Total pipe length (L) from the outdoor unit to the farthest indoor unit A+B+C+c or A+D+f 165 [541] or l ess (Equ[...]
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Página 52
[ II Restrictions ] - 43 - HWE09120 GB P168 - P360 models The figure shows a system with thr ee outdoor units. (P312-P360 models) Unit: m [ft] Operation Pipe sections Allowable le ngth of pipes Length Between outd oor units A+B+C+D 10 [32] or less Total pipe le ngth A+B+C+D+E+F+G+I +J +K+M+a+b+c+d+e +f+g +i 1000 [3280] or less Total pipe length (L)[...]
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Página 53
[ II Restrictions ] - 44 - HWE09120 GB 1. Refrigerant pipe size (1) Diameter of the refrigerant pipe between the outdoor unit and the first branch (outdoor unit pipe size) (2) Size of the refrigerant pipe between the first branch and the indoor unit (indoor unit pipe size) (3) Size of the refrigerant pipe between the branches for connectio n to ind[...]
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Página 54
[ II Restrictions ] - 45 - HWE09120 GB (4) Size of the refrigerant pipe between the first distributor and the second distributor (5) Size of the refrigerant pipe bet ween the first distrib utor or the second distri butor and outdoor units * Only applicable to the 144 model and bel ow Liquid pipe size (mm) [inch] Gas pipe size (mm) [inch] ø19.05 [3[...]
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Página 55
- 46 - [ II Restrictions ] GB HWE09120[...]
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Página 56
- 47 - HWE09120 GB III Outdoor Unit Components [1] Outdoor Unit Components and Refrigerant Circuit ... ................... ................ .................... 49 [2] Control Box of the Outdoor Unit ............ ............. .................... ................... ................ ....... 53 [3] Outdoor Unit Circuit Board .............. ........[...]
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Página 57
- 48 -[...]
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Página 58
[ III Outdoor Unit Components ] - 49 - HWE09120 GB III Outdoor Unit Components [1] Outdoor Unit Components and Refrigerant Circuit 1. Front view of a outdoor unit (1) PUHY-P72, P96TJMU-A PUHY-P72, P96YJMU-A Fan Control Control Box Control Box Fan guard Fin guard Front panel Heat exchanger Heat exchanger Heat exchanger[...]
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Página 59
[ III Outdoor Unit Components ] - 50 - HWE09120 GB (2) PUHY-P120, P144TJMU-A PUHY-P120, P144YJMU-A Fan Control Control Box Box Control box Fan guard Fin guard Front panel Heat exchanger Contactor box Contactor box T ransformer box (YJMU-A only) T ransformer box (YJMU-A only)[...]
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Página 60
[ III Outdoor Unit Components ] - 51 - HWE09120 GB 2. Refrigerant circuit (1) PUHY-P72TJMU-A PUHY-P72YJMU-A (2) PUHY-P96TJMU-A PUHY-P96YJMU-A High-pressure sensor(63HS1) High-pressure switch(63H1) Accumulator T ransformer box (YJMU-A only) Compressor cover Compressor Oil separator Solenoid valve (SV1a) Solenoid valve (SV9) Gas-side valve Liquid-sid[...]
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Página 61
[ III Outdoor Unit Components ] - 52 - HWE09120 GB (3) PUHY-P120, P144TJMU-A PUHY-P120, P144YJMU-A The YJMU model has a transformer box. High-pressure sensor(63HS1) Accumulator Compressor cover Compressor Oil separator Solenoid valve (SV1a) Solenoid valve (SV9) Gas-side valve Liquid-side valve Linear expansion valve (LEV2) Solenoid valve(SV5b) Line[...]
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Página 62
[ III Outdoor Unit Components ] - 53 - HWE09120 GB [2] Control Box of the Outdoor Unit 1. PUHY-P72, P96TJMU-A 1) Exercise caution no t to damage the bottom and the front panel of the control box. Damage to these parts affect the water- proof and dust proo f properties of the control box and may result in damage to its internal components. 2) Faston[...]
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Página 63
[ III Outdoor Unit Components ] - 54 - HWE09120 GB 2. PUHY-P96, P120, P144TJMU-A 3. PUHY-P72, P96, P120, P144YJMU-A 1) Exercise caution no t to damage the bottom and the front panel of the control box. Damage to these parts affect the water- proof and dust proo f properties of the control box and may result in damage to its internal components. 2) [...]
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Página 64
[ III Outdoor Unit Components ] - 55 - HWE09120 GB 4. Transformer Box (PUHY-P72, P96, P120, P144YJMU -A) T ransformer (T03) T ransformer (T02)[...]
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Página 65
[ III Outdoor Unit Components ] - 56 - HWE09120 GB [3] Outdoor Unit Circuit Board 1. Outdoor unit co ntrol board CN332 Output 18VDC GND (Fan board) LED2 Lit during normal CPU operation Serial communication signal input GND INV board Output 17VDC CN801 Pressure switch connection CN4 GND Serial communication signal output LEV driving output LED1 Serv[...]
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Página 66
[ III Outdoor Unit Components ] - 57 - HWE09120 GB 2. M-NET board Power supply output for centralized control system (30VDC) Indoor/outdoor transmission line input/output (30VDC) CN102 CNS2 Transmission line input/output for centralized control system (30VDC) CNIT Input 12VDC GND Input 5VDC Power supply detection output Power supply ON/OFF signal i[...]
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Página 67
[ III Outdoor Unit Components ] - 58 - HWE09120 GB 3. INV board (1) PUHY-P72TJMU-A Faston terminals have a lo cking function. Make sure the cable heads are securely locked in place. Press th e tab on the ter- minals to remove them. IGBT (Rear) SC-P1 Rectifier diode output (P) CN6 Open: No-load operation setting Short-circuited: Normal setting CN5V [...]
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Página 68
[ III Outdoor Unit Components ] - 59 - HWE09120 GB (2) PUHY-P96, P120, P144TJMU-A Faston terminals have a lo cking function. Make sure the cable heads are securely locked in place. Press th e tab on the ter- minals to remove them. CNCT2 AC sensor input ACCT1 ACCT2 CNTH Thermistor input (THHS) CNTYP Function setting connector input (Z26) CNCT3 AC se[...]
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Página 69
[ III Outdoor Unit Components ] - 60 - HWE09120 GB (3) PUHY-P72, P96, P120, P144YJMU-A 1) Before inspecting the inside of the control box, turn off the power, keep the unit off for at least 10 minutes, and confirm that the voltage between FT-P and FT-N on INV Board has dropped to DC20V or less. (It takes about 10 mi nutes to discharge electr icity [...]
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Página 70
[ III Outdoor Unit Components ] - 61 - HWE09120 GB 4. Fan board (1) PUHY-P72, P96, P120, P144TJMU-A CNVDC Bus voltage input N P F01 Fuse 250V AC 15A LED3 Lit during normal CPU operation CN18V Input 18VDC GND CN4 GND Serial communication signal output GND ( Control board ) Serial communication signal output CN22 ?[...]
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Página 71
[ III Outdoor Unit Components ] - 62 - HWE09120 GB (2) PUHY-P72, P96, P120, P144YJMU-A CNVDC Bus voltage input N P CNINV Inverter output W V U CN18V Input 18VDC GND LED3 Lit during normal CPU operation CN4 GND Serial communication signal output CN5 GND(Control board) Serial communication signal output CN21 Serial communication signal output GND(INV[...]
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Página 72
[ III Outdoor Unit Components ] - 63 - HWE09120 GB 5. Noise Filter (1) PUHY-P72TJMU-A Grounding TB21 Input/output ( L1 ) CN02 Output L1 L2 TB22 Input/output ( L2 ) TB23 Input/output ( L3 ) CN01 Input L3 L2 L1 F1 Fuse 250V AC 6.3A F2 Fuse 250V AC 6.3A[...]
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Página 73
[ III Outdoor Unit Components ] - 64 - HWE09120 GB (2) PUHY-P96, P120, P144TJMU-A Grounding F3 Fuse 250V AC 6.3A R1,2 Rush current protection resistor TB42 Bus voltage output ( N ) TB31 Bus voltage output ( P ) CN03 72C drive input Electromagnetic relay ( 72C ) Diode stack rectified voltage input (Diode stack output) Output ( Diode st[...]
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Página 74
[ III Outdoor Unit Components ] - 65 - HWE09120 GB (3) PUHY-P72, P96, P120, P144YJMU-A CN4 Output (Rectified L2-L3 current) P N CN5 Output (Rectified L2-L3 current) P N TB21 Input/output(L1) TB22 Input/output(L2) TB23 Input/output(L3) CN1B Input L3 L2 CN1A Input L1 Grounding F1,F2,F3,F4 Fuse 250V AC 6.3A CN6 Input L2 L3 Grounding CN2 Surge a[...]
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Página 75
- 66 - [ III Outdoor Unit Components ] GB HWE09120[...]
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Página 76
- 67 - HWE09120 GB IV Remote Controller [1] Functions and Specifications of MA and ME Remote Controllers ......................... .......... 69 [2] G roup Settings and Interlock Settings via the ME Rem ote Controller ...... ............. .......... 70 [3] Interlock Settings via the MA R emote Controller ......... ................ .................[...]
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Página 77
- 68 -[...]
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Página 78
[ IV Remote Controlle r ] - 69 - HWE09120 GB IV Remote Controller [1] Functions and Specifications of MA and ME Remote Controllers There are two types of remote contr ollers: ME remote contro ller, which is connec ted on the in door-outdoor transm ission line, and MA remote cont roller, whic h is con nected to each i ndoor uni t. 1. Comparison of f[...]
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Página 79
[ IV Remote Controlle r ] - 70 - HWE09120 GB [2] Group Settings and Interlock Settings via the ME Remote Controller 1. Group settings/interlock settings <Deletion error> [Normal display] (B) Interlock Settings (A) Group Settings Indoor unit address display window Indoor unit address display window Interlocked unit address display window Make [...]
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Página 80
[ IV Remote Controlle r ] - 71 - HWE09120 GB <Entry found> <No entries found> (C) T o return to the normal display When all the group settings and interlock settings are made, take the following step to go back to the normal display . Press and hold buttons [FIL TER] and [LOUVER] simultaneously for 2 seconds to go back to the window as [...]
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Página 81
[ IV Remote Controlle r ] - 72 - HWE09120 GB 2. Remote controller function selection via the ME remote controller (A) To delete group settings (B) To delete interlock settings <Successful completion of deletion> will be displayed in the room temperature display window. - If a transmission error occurs, the selected setting will not be deleted[...]
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Página 82
[ IV Remote Controlle r ] - 73 - HWE09120 GB 1Hr. NOT AV AILABLE VENTILA TION STAND BY DEFROST TIMER CHECK [Operation Procedures] 1. Press the [ON/OFF] button on the remote controller to bring the unit to a stop. The display will appear as shown in the previous page (Normal display). 2. Press buttons [CHECK] and [MODE] simultaneously for 2 seconds [...]
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Página 83
[ IV Remote Controlle r ] - 74 - HWE09120 GB [3] Interlock Settings via the MA Re mote Controller 1. LOSSNAY interlock s etting (Make th is setting only when necessary.) (1) MA Remote Controller (PAR-21MAA) [Operation Procedures] <Indoor unit address and indoor unit> <LOSSNA Y address and LOSSNA Y> - Without interlocked LOSSNA Y setting[...]
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Página 84
[ IV Remote Controlle r ] - 75 - HWE09120 GB [4] Using the built-in Temperature Sens or on the Remote Controller 1. Selecting the position of temperature detection (Factory setting: SW1-1 on the con troller board on the indoor unit is set to OFF.) To use the built-in sensor on the remote controller, set the SW1-1 on the controller board on the indo[...]
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Página 85
- 76 - [ IV Remote Controlle r ] GB HWE09120[...]
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Página 86
- 77 - HWE09120 GB V Electrical Wiring Diagram [1] Electrical Wiring D iagram of the Outdoor Unit ... ................................................. ............. 79 [2] Electrical Wiring D iagram of Transmission Booster .. ................................ ............. .......... 84[...]
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Página 87
- 78 -[...]
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Página 88
[ V Electrical Wiring Diagra m ] - 79 - HWE09120 GB V Electrica l Wiring Di agram [1] Electrical Wiring Diagram of the Ou tdoor Unit 1. Electrical wiring diagram of the outdoor unit (1) PUHY-P72TJMU-A HIC bypass,Controls refrigerant flow in HIC circuit G Ground G Explanation Symbol <Symbol explanation> 1 SV5b X05 3 6 CN506 1 6 3 X09 CN508 bla[...]
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Página 89
[ V Electrical Wiring Diagra m ] - 80 - HWE09120 GB (2) PUHY-P96TJMU-A LED1:Normal operation(Lit) /Error(Blink) LED4:CPU in operation ON CN5V yellow 3 1 OFF SW1 6 1 Function setting HIC bypass,Controls refrigerant flow in HIC circuit G G Ground G Explanation Symbol DCCT1 Current sensor(DC) 21S4b X01 1 CN502 X02 1 2 CN503 blue X03 1 3 CH1 1 CN501 3 [...]
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Página 90
[ V Electrical Wiring Diagra m ] - 81 - HWE09120 GB (3) PUHY-P120, P144TJMU-A Contactor Box CNVDC 52F Fan motor 2 (Heat exchanger) Fan motor 1 (Heat exchanger) CN12 black white red black white red 6 4 2 1 black white red T S R W V U A2 A1 LED1:Normal operation(Lit) /Error(Blink) TH3 TH7 TH6 TH5 TH2 TH4 52F Magnetic contactor(FAN) Symbol Explanation[...]
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Página 91
[ V Electrical Wiring Diagra m ] - 82 - HWE09120 GB (4) PUHY-P72, P96YJMU-A +- + + + + 2 1 + + + + + Transformer Box *1.Single-dotted lines indicate wiring not supplied with the unit. *2.Dot-dash lines indicate the control box boundaries. *3.Refer to the Data book for connecting input/output signal connectors. *4.Daisy-chain terminals (TB3) on the [...]
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Página 92
[ V Electrical Wiring Diagra m ] - 83 - HWE09120 GB (5) PUHY-P120, P144YJMU-A +- + + + + 2 1 + + + + + Contactor Box W V CN11 1 black 2 8 7 5 red white 8 M 3~ U 2 CN12 52F T S R black white red black white red W V U U V W 5 1 7 A2 A1 Transformer Box CNTR3 T03 (Transformer) 4 3 2 1 1 2 3 4 CNTR2 T02 (Transformer) *1.Single-dotted lines indicate wiri[...]
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Página 93
[ V Electrical Wiring Diagra m ] - 84 - HWE09120 GB [2] Electrical Wiring Diagram of Tra nsmission Booster AC208V/230V L Red Red Red White Green 250V 2A Grounding Red Red Red U U White White White White White White Blue Red Red DSA White White Blue Red Red Red Red V aristor V aristor Noise filter Stabilized power supply 4 3 2 1 1 2 3 CN2 CN1 Black [...]
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Página 94
- 85 - HWE09120 GB VI Refrigerant Circuit [1] Refrigerant Circuit Diagram ......................... ................... .................... ................... .......... 87 [2] Principal Parts and Functions ............ ............. ................ ................ ................ ................. 88[...]
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Página 95
- 86 -[...]
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Página 96
[ VI Refrigerant Circuit ] - 87 - HWE09120 GB VI Refrigerant Ci rcuit [1] Refrigerant Circuit Diagram 1. Outdoor unit (1) PUHY-P72, P96 models (2) PUHY-P120, P144 models HEX O/S Comp ACC CP2 SV9 BV1 BV2 ST2 ST1 LEV2 CV SV5b 63LS CJ1 CP1 TH5 21S4b TH6 TH7 TH3 TH2 TH4 CJ2 ST7 63HS1 ST6 ST3 21S4a 63H1 SV1a LEV1 SCC CV TH7 HEX2 HEX1 TH3 SV5c SV5b 21S4a[...]
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Página 97
[ VI Refrigerant Circuit ] - 88 - HWE09120 GB [2] Principal Parts and Functions 1. Outdoor unit Part name Symbols (functions) Notes Usage Specifications Check method Com- pressor MC1 (Comp1) Adjusts the amount of circula ting refrigerant by adjusting the ope rat- ing frequency based on the oper- ating pressure data P72 model Low-pressure shell scro[...]
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Página 98
[ VI Refrigerant Circuit ] - 89 - HWE09120 GB Thermis- tor TH4 (Discharge) 1) Detects discha rge air temper- ature 2) Provides high-pressure pro- tection Degrees Celsius Resistance check 0°C[32°F] :69 8kohm 10°C[50°F] :413kohm 20°C[68°F] :250kohm 30°C[86°F] :160kohm 40°C[104°F] :104kohm 50°C[122°F] : 70kohm 60°C[140°F] : 48kohm 70°C[[...]
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Página 99
[ VI Refrigerant Circuit ] - 90 - HWE09120 GB Linear expan- sion valve LEV1 (SC control) Adjusts the amount of bypass flow from the liquid pipe on the outdoor unit during cooling DC12V Opening of a valve d riven by a stepping motor 0-480 pul ses (direct driven type) Same as in- door LEV The resistance value differs from that of the indoor LEV. (Ref[...]
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Página 100
[ VI Refrigerant Circuit ] - 91 - HWE09120 GB 2. Indoor Unit Part Name Symbol (functions) Notes Usage Specifi cation Che ck method Linear expan- sion valve LEV 1) Adjusts superheat at the indoor heat exchanger outlet during cooling 2) Adjusts subcool at the heat exchanger outl et of the indoor unit during cooling DC12V Opening of stepping motor dri[...]
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Página 101
- 92 - [ VI Refrigerant Circuit ] GB HWE09120[...]
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Página 102
- 93 - HWE09120 GB VII Control [1] Functions and Factory Settings of the Dipswitches ..... ................... .................... ............. 95 [2] Controlling the Outdoor Unit . .................... ................... ................... .................... ........... 102 [3] Operation Flow Chart ............ ................ .............[...]
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Página 103
- 94 -[...]
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Página 104
[ VII Control ] - 95 - HWE09120 GB VII Control [1] Functions and Factory Settings of the Dips witches 1. Outdoor unit (1) Control board 1) Unless otherwise specified , leave the switch to OFF where indi cated by "-," which may be set to OFF for a reason. 2) A: Only the switch on either the OC or OS needs to be set for the setting to be ef[...]
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Página 105
[ VII Control ] - 96 - HWE09120 GB 1) Unless otherwise specified, leave t he switch to OFF where indicated by "-," which may be set to OFF for a reason. 2) A: Only the switch on either th e OC or OS needs to b e set for the setting to be effective on both units. B: The switches on both the OC and OS need t o be set to the same setti ng fo[...]
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Página 106
[ VII Control ] - 97 - HWE09120 GB 1) Unless otherwise specified , leave the switch to OFF where indi cated by "-," which may be set to OFF for a reason. 2) A: Only the switch on either the OC or OS needs to be set for the setting to be effective on both units. B: The switches on both the OC an d OS need to be set to the same setting for [...]
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Página 107
[ VII Control ] - 98 - HWE09120 GB (2) INV board 1) PU HY-P72, P96, P120, P144YJMU-A, PUHY-P72TJMU-A Functions are switched with the following connector. CN6 short-circuit connector is mated with the mating connector. Leave the short-circuit connector on the mating con nector during normal operation to enable erro r detection and prote ct t[...]
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Página 108
[ VII Control ] - 99 - HWE09120 GB 2. Function of the switch (Indoor unit) (1) Dipswitches 1) SW1,3 (2) Address switch Actual indoor unit address setting varies in different systems. Refer to the installation manual for the outdoor unit for detai ls on how to make the address setting. Each address is set with a combination of the settings for the 1[...]
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Página 109
[ VII Control ] - 100 - HWE09120 GB 3. Function of the switch <Remote controller> (1) MA remote controller (PAR-20MAU) The SW is located at the bottom of the remote controller under the cover. Operate the switches to perform the remote con- troller main/sub setting or other function settings. Normally, do not change the settings of switches o[...]
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Página 110
[ VII Control ] - 101 - HWE09120 GB (2) ME remote controller (PAR-F27MEA-US) Set the address of the remote c ontroller with the rotary switch. To set addresses, use a precision slotted screw driver [2.0 mm [0.08 in] (w)], and do not apply than 19.6N. The use of any other tool or applying too much load may damage the switch. 0 1 2 3 4 5 6 7 8 9 0 1 [...]
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Página 111
[ VII Control ] - 102 - HWE09120 GB [2] Controlling the Outdoor Unit -1- Outlin e of Cont rol Metho d The outdoor units are designated as OC, OS1 and OS2 in the order of capaci ty from large to small (if two or more units have the same capacity, in the order of address from small to large). The setting of outdoor unit can be verifie d by us[...]
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Página 112
[ VII Control ] - 103 - HWE09120 GB -5- Bypass Control Bypass solenoid valves (SV1a), which bypass the high- and low- pressure sides, perform the following functions. (1) Bypass solenoid valve (SV1a) (ON = Open), (SV9) (ON = Open) Operation SV1a ON OFF When starting-up the compressor of each outdoor unit ON for 4 minute s. After the restoration of [...]
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Página 113
[ VII Control ] - 104 - HWE09120 GB -6- Compressor Frequency Control Depending on the capacity required, the frequency of the compre ssor is controlled to keep constant evaporation temperature (0°C [32°F] = 0.71 MPa [103 p si]) during cooling operation, and condensing te mperature (49°C [120°F ] = 2.88 MPa [418 psi]) during heating operatio[...]
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Página 114
[ VII Control ] - 105 - HWE09120 GB -7- Defrost Operation Control (1) Starting the defrost operation The defrost cycle will start when all of the three conditions (outside temperature, cumulative compressor operation time, and pipe temperature) under <Conditi on 1>, <Condition 2> , or <Condition 3> are met. 1) Pipe temperature[...]
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Página 115
[ VII Control ] - 106 - HWE09120 GB (3) Stopping the defrost operation The defrost cycle ends when 12 minutes have passed since the beginning of the cycle, or when the pipe temperature (TH3) has been continuously detected for 4 minutes (when SW3 -4 is set to OFF) or 2 minutes (when SW3-4 is set to ON) that ex- ceeds the values i n the table bel[...]
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Página 116
[ VII Control ] - 107 - HWE09120 GB -8- Refrigerant Recovery Control Recovery of refrigerant is performed durin g heating operation to prevent the refrigerant from accumulating inside the unit whil e it is stopped (unit in fan mo de), or inside the indoor unit that is in cooling mode or in he ating mode with thermo off. It is a lso performed during[...]
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Página 117
[ VII Control ] - 108 - HWE09120 GB -9- Capacity Control of Outdoor Fan (1) Control method Depending on the capacity required, the ro tation speed of the outdoo r unit fan is controlled b y the inverter, targeting a const ant evaporation temperature of (0°C [32°F]= 0.71 MPa [103 psi]) during cool ing operation and constant condensing tempe ra[...]
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Página 118
[ VII Control ] - 109 - HWE09120 GB (2) P168, P192, P216, P240, P264, P288 models 1 Qj:Total capacity (models) code Refer to the VII [1] 2. (1) Dipswitches for the capaci ty code. (page 99) The compressor on the OC starts up. The total operating load of the indoor unit after 5 minutes of operation is P96 or above. ( *1 Qj 50) Initial startup mo[...]
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Página 119
[ VII Control ] - 110 - HWE09120 GB (3) P312, P336, P368 models 1 Qj:Total capacity (models) code Refer to the VII [1] 2. (1) Dipswitches for the capaci ty code. (page 99) Initial startup mode starts. The compressor on the OC starts up. F 60Hz The total operating load of the indoor unit after 5 minutes of operation is P96 or above. ( *1 Qj 50) [...]
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Página 120
[ VII Control ] - 111 - HWE09120 GB -13- Emergency Oper ation Mode 1. Problems with the outdoor unit Emergency operation mode is a temporary operation mode in which the outdoor unit that is not in trouble operates when one of the outdoor units in th e P168 through P288 models i s in trouble or wh en one or two of the outdoor units in the P312 t[...]
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Página 121
[ VII Control ] - 112 - HWE09120 GB (2) Ending the emergency o peration 1) End conditions When one of the following conditions is me t, emergency operation stops, and the unit makes an error stop. When the integrated operation ti me of compressor in cooling mode has reached four hours. When the integrated operation ti me of compressor in he[...]
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Página 122
[ VII Control ] - 113 - HWE09120 GB Emergency operation patte rn (2 outdoor units) Emergency operation patte rn (3 outdoor units) (3) Ending the emergency o peration When communication is restored, the em ergency mode is cancelled, and the units go into the no rmal operation mode. -14- Operation Mode (1) Indoor unit opera tion mode The operation mo[...]
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Página 123
[ VII Control ] - 114 - HWE09120 GB -15- DEMAND Control Cooling/heating operation can be prohibited (Th ermo-OFF) by an external input to the indoo r units. When DIP SW4-4 is set to ON, the 4-step DEMAND control is enabled. Eight-step demand control is possible in the system with two outdoor units. Twelve-step demand control is possible in the syst[...]
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Página 124
[ VII Control ] - 115 - HWE09120 GB [3] Operation Flow Chart 1. Mode deter mination flowchart (1) Indoor unit (cooling , heating, dry, fan mode) *Note 1. Indoor unit LEV fully closed : Opening 41. *Note 2. The system may go into the error mode on either the indoor unit or the outdoor unit side. If some of the indoor units are experiencing a problem[...]
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Página 125
[ VII Control ] - 116 - HWE09120 GB (2) Outdoor unit (cooling and heating modes) *Note 1. For about 3 minutes after power on, search for the indoor unit address, for the remote controller address, and for the group information will start. During this, "HO" / "PLEASE W AIT" blinks on the display of the remote controller . When th[...]
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Página 126
[ VII Control ] - 117 - HWE09120 GB 2. Operations in each mode (1) Cooling operation *Note 1. The indoor fan operates at the set notch under cooling mode regardless of the ON/OFF state of the thermostat. Cooling operation T est run mode ON Thermostat ON 3-minute restart prevention *Note 1 YES YES YES NO NO NO 4-way valve OFF 1. I nverter frequency [...]
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Página 127
[ VII Control ] - 118 - HWE09120 GB (2) Heating operation 1) When outdoor unit starts defrosting, it transmits de frost operations command to in door unit, and the indoor unit start de fr osting operations. Similarly when defrosting ope ration stops, indoor unit returns to heating operation after receiving defrost end com - mand of outdoor unit. 2)[...]
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Página 128
[ VII Control ] - 119 - HWE09120 GB (3) Dry operation Dry operation *Note 1 *Note 2 YES YES NO NO 4-way valve OFF 1. Outdoor unit (compressor) intermittent operation 2. Indoor unit fan intermittent operations (Synchronized with the compressor: low speed, OFF operations) Normal operation Thermostat ON Thermostat ON 1. Indoor unit fan stop 2. Inverte[...]
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Página 129
- 120 - [ VII Control ] GB HWE09120[...]
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Página 130
- 121 - HWE09120 GB VIII Test Run Mode [1] Items to be checked before a Test Run .................... ................ ................... .................. 123 [2] Test Run Method ..................... ............. ................ ................. ................ ................ ........ 12 4 [3] Operating Characteristic and Refrigerant Amou[...]
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Página 131
- 122 -[...]
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Página 132
[ VIII Test Run Mode ] - 123 - HWE09120 GB VIII Test Run Mo de [1] Items to be checked before a Tes t Run (1) Check for refrigerant leak an d loose cables an d connectors. (2) Measure the insulation resistance between the power supply terminal block and the ground with a 500V megger and make sure it reads at least 1.0Mohm. Do not operate the u [...]
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Página 133
[ VIII Test Run Mode ] - 124 - HWE09120 GB [2] Test Run Method The figure shows an MA remote controller (PAR-21MAA). PAR-21MAA ON/OFF FILTER CHECK OPERATION CLEAR TEST TEMP. MENU BACK DAY MONITOR/SET CLOCK ON/OFF Set Temperature buttons Down Up Operation Mode button ON/OFF button Fan Speed button Test Run button Vertical Air Direction button Louver[...]
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Página 134
[ VIII Test Run Mode ] - 125 - HWE09120 GB [3] Operating Characteristic and Refrigerant Amount It is important to have a clear understan ding of the characteristics of refrigerant and the ope rating characteristics of air co nditione rs before attempting to adjust the refrigerant amount in a given system. 1. Operating characteristic and refrigerant[...]
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Página 135
[ VIII Test Run Mode ] - 126 - HWE09120 GB 3. Amount of refrigerant to be added The amount of refrigerant th at is shown in the table below is factory-charged to the outdoor units. The amount necessary fo r extended pipe (field piping) i s not include d and must be adde d on site. (1) Calculation formula The amount of refrigerant to be added depend[...]
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Página 136
[ VIII Test Run Mode ] - 127 - HWE09120 GB (2) Example: PUHY-P168T(Y)SJMU-A (3) Sample calculation CAUTION Charge liquid refrigerant (as opposed to gaseous refr igerant) into the system. If gaseous refrigerant is charged i nto the system, the composition of the refrigerant in the cylinder will chang e and may result in performance loss. [3/4&qu[...]
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Página 137
[ VIII Test Run Mode ] - 128 - HWE09120 GB [5] Refrigerant Amount Adjust Mod e 1. Procedures Follow the procedures below to add or extract refrigerant as nece ssary depending on the operatio n mode. When the function switch (SW4-3) on the main board on the outdoo r unit (OC only) is turned to ON, the unit goes into the refrigerant amount ad just mo[...]
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Página 138
[ VIII Test Run Mode ] - 129 - HWE09120 GB CAUTION Do not release the extracted refrigerant into the air. CAUTION Charge liquid refrigerant (as opposed to gaseous refr igerant) into the system. If gaseous refrigerant is charged i nto the system, the composition of the refrigerant in the cylinder will chang e and may result in performance loss. [...]
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Página 139
[ VIII Test Run Mode ] - 130 - HWE09120 GB [6] The following symptoms are normal. Symptoms Remote controller display Cause The indoor unit does not start after starting cooling (heating) operation. "Cooling (heating)" icon blinks on the display. The unit cannot perform a heating (coo ling) operation when other indoor units are performing [...]
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Página 140
[ VIII Test Run Mode ] - 131 - HWE09120 GB [7] Standard Operation Data (Reference Data) 1. Single unit (1) Cooling operation Operatio n Outdoor unit model PUHY-P72TJMU-A PUHY-P96TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 26.7°C/19.4°C [80°F/67°F] 26.7°C/19.4 °C [80°F/67°F] Outdoor 35°C/ - [95°F/ - ] 35°C/ - [95°F/ - [...]
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Página 141
[ VIII Test Run Mode ] - 132 - HWE09120 GB Operatio n Outdoor unit model PUHY-P120TJMU-A PUHY-P144TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 26.7°C/19.4°C [80°F/67°F] 26.7 °C /19.4 °C [80 °F/67 °F] Outdoor 35°C/ - [95°F/ - ] 35 °C / - [95 °F/ - ] Indoor unit No. of connected units Unit 34 No. of units in opera- tion [...]
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Página 142
[ VIII Test Run Mode ] - 133 - HWE09120 GB (2) Heating operation Operation Outdoor unit model PUHY-P72TJMU-A PUHY-P96TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 21.1°C/ - [70°F/ - ] 21.1°C/ - [70°F/ - ] Outdoor 8.3°C/6.1°C [47°F/43°F] 8.3 °C/6.1°C [47°F/43°F] Indoor unit No. of connected units Unit 22 No. of units in [...]
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Página 143
[ VIII Test Run Mode ] - 134 - HWE09120 GB Operation Outdoor unit mod el PUHY-P120TJMU-A PUHY-P144TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 21.1°C/ - [70°F/ - ] 21.1°C/ - [70°F/ - ] Outdoor 8.3°C/6.1°C [47°F/43°F] 8.3°C/6.1°C [47°F/43°F] Indoor unit No. of connected units Unit 34 No. of units in opera- tion 3 4 Mode[...]
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Página 144
[ VIII Test Run Mode ] - 135 - HWE09120 GB 2. 2-unit combination (1) Cooling operation Operatio n Outdoor unit model PUHY-P168TSJMU-A PUHY-P72TJMU-A PUHY-P96TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 26.7°C /19.4°C [80 °F/67 °F] Outdoor 35°C / - [95 °F/ - ] Indoor unit No. of connected units Unit 4 No. of units in opera- t[...]
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Página 145
[ VIII Test Run Mode ] - 136 - HWE09120 GB Operatio n Outdoor unit model PUHY-P192TSJMU-A PUHY-P72TJMU-A PUHY-P120TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 26.7°C /19.4°C [80 °F/67 °F] Outdoor 35°C/ - [95°F/ - ] Indoor unit No. of connected units Unit 4 No. of units in opera- tion 4 Model - 48/48/48/48 Piping Main pipe m [...]
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Página 146
[ VIII Test Run Mode ] - 137 - HWE09120 GB Operatio n Outdoor unit model PUHY-P216TSJMU-A PUHY-P96TJMU-A PUHY-P120TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 26.7°C /19.4°C [80 °F/67 °F] Outdoor 35°C/ - [9 5°F/ - ] Indoor unit No. of connected units Unit 6 No. of units in opera- tion 6 Model - 06/36/36/36/48/48 Piping Main [...]
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Página 147
[ VIII Test Run Mode ] - 138 - HWE09120 GB Operatio n Outdoor unit model PUHY-P240TSJMU-A PUHY-P120TJMU-A PUHY-P120TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 26.7°C /19.4°C [80 °F/67 °F] Outdoor 35°C/ - [9 5°F/ - ] Indoor unit No. of connected units Unit 6 No. of units in opera- tion 6 Model - 18/36/36/36/48/48 Piping Main[...]
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Página 148
[ VIII Test Run Mode ] - 139 - HWE09120 GB Operatio n Outdoor unit model PUHY-P264TSJMU-A PUHY-P120TJMU-A PUHY-P144TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 26.7°C/19.4°C [80°F/67 °F] Outdoor 35°C/ - [9 5°F/ - ] Indoor unit No. of connected units Unit 34 No. of units in opera- tion 3 4 Model - 36/36/36 36/36/36/36 Piping [...]
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Página 149
[ VIII Test Run Mode ] - 140 - HWE09120 GB Operatio n Outdoor unit model PUHY-P288TSJMU-A PUHY-P144TJMU-A PUHY-P144TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 26.7°C /19.4°C [80 °F/67 °F] Outdoor 35°C / - [95 °F/ - ] Indoor unit No. of connected units Unit 4 No. of units in opera- tion 4 Model - 36/36/36/36 Piping Main pipe[...]
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Página 150
[ VIII Test Run Mode ] - 141 - HWE09120 GB (2) Heating operation Operatio n Outdoor unit model PUHY-P168TSJMU-A PUHY-P72TJMU-A PUHY-P96TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 21.1°C/ - [70°F/ - ] Outdoor 8.3°C/6.1°C [47° F/43°F] Indoor unit No. of connected units Unit 4 No. of units in opera- tion 4 Model - 36/36/48/48 [...]
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[ VIII Test Run Mode ] - 142 - HWE09120 GB Operatio n Outdoor unit model PUHY-P192TSJMU-A PUHY-P72TJMU-A PUHY-P120TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 21.1°C/ - [70°F/ - ] Outdoor 8.3°C/6.1°C [47° F/43°F] Indoor unit No. of connected units Unit 4 No. of units in opera- tion 4 Model - 48/48/48/48 Piping Main pipe m [f[...]
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Página 152
[ VIII Test Run Mode ] - 143 - HWE09120 GB Operatio n Outdoor unit model PUHY-P216TSJMU-A PUHY-P96TJMU-A PUHY-P120TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 21.1°C/ - [70°F/ - ] Outdoor 8.3°C/6.1°C [47° F/43°F] Indoor unit No. of connected units Unit 6 No. of units in opera- tion 6 Model - 06/36/36/36/48/48 Piping Main pip[...]
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Página 153
[ VIII Test Run Mode ] - 144 - HWE09120 GB Operatio n Outdoor unit model PUHY-P240TSJMU-A PUHY-P120TJMU-A PUHY-P120TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 21.1°C/ - [70°F/ - ] Outdoor 8.3°C/6.1°C [47° F/43°F] Indoor unit No. of connected units Unit 6 No. of units in opera- tion 6 Model - 18/36/36/36/48/48 Piping Main pi[...]
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Página 154
[ VIII Test Run Mode ] - 145 - HWE09120 GB Operatio n Outdoor unit model PUHY-P264TSJMU-A PUHY-P120TJMU-A PUHY-P144TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 21.1°C/ - [70°F/ - ] Outdoor 8.3°C/6.1°C [47° F/43°F] Indoor unit No. of connected units Unit 34 No. of units in opera- tion 3 4 Model - 36/36/36 36/36/36/36 Piping M[...]
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Página 155
[ VIII Test Run Mode ] - 146 - HWE09120 GB Operatio n Outdoor unit model PUHY-P288TSJMU-A PUHY-P144TJMU-A PUHY-P144TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 21.1°C/ - [70°F/ - ] Outdoor 8.3°C/6.1°C [47° F/43°F] Indoor unit No. of connected units Unit 4 No. of units in opera- tion 4 Model - 36/36/36/36 Piping Main pipe m [[...]
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Página 156
[ VIII Test Run Mode ] - 147 - HWE09120 GB 3. 3-unit combination (1) Cooling operation Operation Outdoor unit model PUHY-P312TSJMU-A PUHY- P72TJMU-A PUHY- P120TJMU-A PUHY- P120TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 26.7°C/19. 4°C [80°F/67°F] Outdoor 35°C/ - [95°F/ - ] Indoor unit No. of connected units Unit 6 No. of un[...]
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Página 157
[ VIII Test Run Mode ] - 148 - HWE09120 GB Operation Outdoor unit model PUHY-P336TSJMU-A PUHY- P96TJMU-A PUHY- P120TJMU-A PUHY- P120TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 26.7°C/19. 4°C [80°F/67°F] Outdoor 35°C/ - [95°F/ - ] Indoor unit No. of connected units Unit 6 No. of units in opera- tion 6 Model - 54/54/54/54/54/[...]
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Página 158
[ VIII Test Run Mode ] - 149 - HWE09120 GB Operation Outdoor unit model PUHY-P360TSJMU-A PUHY- P96TJMU-A PUHY- P120TJMU-A PUHY- P144TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 26.7°C/19. 4°C [80°F/67°F] Outdoor 35°C/ - [95°F/ - ] Indoor unit No. of connected units Unit 7 No. of units in opera- tion 7 Model - 48/48/48/54/54/[...]
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Página 159
[ VIII Test Run Mode ] - 150 - HWE09120 GB (2) Heating operation Operation Outdoor unit model PUHY-P312TSJMU-A PUHY- P72TJMU-A PUHY- P120TJMU-A PUHY- P120TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 21.1°C/ - [70°F/ - ] Outdoor 8.3°C/6.1°C [47°F/43°F] Indoor unit No. of connected units Unit 6 No. of units in opera- tion 6 Mo[...]
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Página 160
[ VIII Test Run Mode ] - 151 - HWE09120 GB Operation Outdoor unit model PUHY-P336TSJMU-A PUHY- P96TJMU-A PUHY- P120TJMU-A PUHY- P120TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 21.1°C/ - [70°F/ - ] Outdoor 8.3°C/6.1°C [47°F/43°F] Indoor unit No. of connected units Unit 6 No. of units in opera- tion 6 Model - 54/54/54/54/54/5[...]
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Página 161
[ VIII Test Run Mode ] - 152 - HWE09120 GB Operation Outdoor unit model PUHY-P360TSJMU-A PUHY- P96TJMU-A PUHY- P120TJMU-A PUHY- P144TJMU-A Operating conditions Ambient tempera- ture Indoor DB/WB 21.1°C/ - [70°F/ - ] Outdoor 8.3°C/6.1°C [47°F/43°F] Indoor unit No. of connected units Unit 7 No. of units in opera- tion 7 Model - 48/48/48/54/54/5[...]
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Página 162
- 153 - HWE09120 GB IX Troubleshooting [1] Error Code Lists .............. ............. ................ ................ ................ ................ ............. .... . 155 [2] Responding to Error Display on the Remote Controller .................. ............. ............. ..... 158 [3] Investigation of Transmission Wave Shape/Nois e...[...]
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Página 163
- 154 -[...]
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Página 164
[ IX Troubleshooting ] - 155 - HWE09120 GB IX Troubl eshootin g [1] Error Code Lists Error Code Prelimi- nary error code Error (prelim- inary) detail code Error code definition Searched unit Notes 0403 4300 4305 01 05 (Note) Serial communication error/Panel communication error OO 0900 - - Test run O 1102 1202 - Discharge te mperature fault O 1301 -[...]
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Página 165
[ IX Troubleshooting ] - 156 - HWE09120 GB 5102 1217 - Te mperature sensor fault Indoor unit pipe temp era- ture (TH22) O OA processing unit pipe temperature (TH2) O HIC bypass circuit outlet temperature (TH2) O 5103 1205 00 Te mperature sensor fault Indoor unit gas-side pipe temperature (TH23) O OA processing unit gas- side pipe temperature (TH3) [...]
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Página 166
[ IX Troubleshooting ] - 157 - HWE09120 GB The last digit in the check error codes in the 4000 's and 5000's and two-digit detail codes indica te if the codes apply to com- pressor inverter on fan inverter. Exampl e Code 4225 (detail code 108): Bus volt age drop in the fan inverter system Code 4230 : Heatsink overheat protection in the co[...]
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Página 167
[ IX Troubleshooting ] - 158 - HWE09120 GB [2] Responding to Error Display on th e Remote Controller 1. Error Code Serial communication error 2. Error definition and error detection method Serial communication error between the control boa rd and the INV board on the compressor, and between the control board and the Fan board Detail code 01: Betwee[...]
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Página 168
[ IX Troubleshooting ] - 159 - HWE09120 GB 1. Error Code Serial communication error 2. Error definition and error detection method Serial communication error between the control boa rd and the INV board on the compressor, and between the control board and the Fan board Detail code 01: Between the control board and the INV board Detail code 05: Betw[...]
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Página 169
[ IX Troubleshooting ] - 160 - HWE09120 GB 1. Error Code Discharge temperature fault 2. Error definition and error detection method 1) If th e discharge temperature of 120 °C [248°F] or more is detected du ring the above operation (the first d etection), the ou tdoor unit stops once, turns to anti-restart mode for 3 minutes, and restarts after 3 [...]
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Página 170
[ IX Troubleshooting ] - 161 - HWE09120 GB 1. Error Code Low pressure faul t 2. Error definition and error detection method When starting the compresso r from Stop Mode for the first ti me if low p ressure reads 0.098MPa [14 psi] immediately before start-up, the operation immediate ly stops. 3. Cause, check method and remedy 1301 Cause Check method[...]
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Página 171
[ IX Troubleshooting ] - 162 - HWE09120 GB 1. Error Code High pressure fault 1 (Outdoor unit) 2. Error definition and error detection method 1) If the pressure of 3.78MPa [548psi] or higher is de tected by the pressure sen sor during operation (the first detecti on), th e out- door stops once, turns to antirestart mode for 3 minutes, and restarts a[...]
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Página 172
[ IX Troubleshooting ] - 163 - HWE09120 GB 1. Error Code High pressure fault 2 (Outdoor unit) 2. Error definition and error detection method If the pressure of 0.098MPa [14psi] or lo wer is registered on the pressure sensor immediately before start- up, it will trigger an abnormal stop, and error code "1302" wil l be displayed. 3. Cause, [...]
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Página 173
[ IX Troubleshooting ] - 164 - HWE09120 GB 1. Error Code Drain sensor submergence (Mode ls with a drain sensor) 2. Error definition and error detection method 1) If an immersion of the drain sensor in the water is dete cted while the unit is in any mode other than the Cool/Dry mode an d when the drain pump goes from OFF to ON, this condition is con[...]
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Página 174
[ IX Troubleshooting ] - 165 - HWE09120 GB 1. Error Code Drain sensor submergence (Mo dels with a float switch) 2. Error definition and error detection method 1) If an immersion of the float switch in the water is detected while the unit is in any mode oth er than the Cool/Dry mode and when the drain pump goes from OFF to ON, this condition is cons[...]
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Página 175
[ IX Troubleshooting ] - 166 - HWE09120 GB 1. Error Code Drain pump fault (Models with a drain sensor) 2. Error definition and error detection method 1) Make the drain sensor thermistor self-heat. If the tempera ture rise is small, it is interpre ted that the sensor is immersed in water. This condition is considered to be a prelimi nary error, and [...]
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Página 176
[ IX Troubleshooting ] - 167 - HWE09120 GB 1. Error Code Drain pump fault (Models with a float switch) 2. Error definition and error detection method 1) The immersion of sensor tip i n water is dete cted by the ON/OFF signal from the float switch. Submergence of the sensor When it is detected that the float switch has been ON for 15 seconds, it[...]
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Página 177
[ IX Troubleshooting ] - 168 - HWE09120 GB 1. Error Code Drain sensor (Thd) fault 2. Error definition and error detection method If the open or short circuit of the thermistor has been detected for 30 seconds, this conditio n is considered to be a prelimina ry error, and the unit goes into the 3-minute restart delay mode . If another episod[...]
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Página 178
[ IX Troubleshooting ] - 169 - HWE09120 GB 1. Error Code Water leakage 2. Cause, check method and remedy Check that water does not leak from the pipes in such as the humidi fier. 1. Error Code Water supply cutoff 2. Cause, check method and remedy 2600 2601 Cause Check method and remedy (1) The water tank of the humidifier is empty. Che ck the amoun[...]
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Página 179
[ IX Troubleshooting ] - 170 - HWE09120 GB 1. Error Code Open phase 2. Error definition and error detection method An open phase of the power supply (L1 phase, L2 phase) was dete cted at power on. The L3 phase current is outside of the specifi ed range. The open phase of the power supply may not always be dete cted if a power voltage from a[...]
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Página 180
[ IX Troubleshooting ] - 171 - HWE09120 GB 1. Error Code Open phase 2. Error definition and error detection method An open phase of the power supply (L1 phase, L2 phase) was dete cted at power on. The L3 phase current is outside of the specifi ed range. The open phase of the power supply may not always be dete cted if a power voltage from a[...]
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Página 181
[ IX Troubleshooting ] - 172 - HWE09120 GB 1. Error Code <Transmission power supply fault Er ror detail code FF (Outd oor unit)> 2. Error definition and error detection method Transmission power o utput failure 3. Cause 1) Wiring failure 2) Transmission power supply cann ot output voltage because overcurrent was detected . 3) Voltage cannot b[...]
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Página 182
[ IX Troubleshooting ] - 173 - HWE09120 GB 1. Error Code Indoor uni t fan opera tion error 2. Error definition and error detection method 1) During operation , it has been continuously detected for 100 sec onds that the auxiliary relay (X13) for fan fault detection is not excited. 3. Cause, check method and remedy 4109 Cause Check method and remedy[...]
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Página 183
[ IX Troubleshooting ] - 174 - HWE09120 GB 1. Error Code Power supply signal syn c error 2. Error definition and error detection method The frequency cannot be determined when the power is switched on. 3. Cause, check method and remedy 1. Error Code Power supply signal syn c error 2. Error definition and error detection method The frequency cannot [...]
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Página 184
[ IX Troubleshooting ] - 175 - HWE09120 GB 1. Error Code RPM error/Motor error 2. Error definition and error detection method LOSSNAY The motor keep running even if the power is OFF. The thermal overload r elay is ON. (Only for t he three-phase model) Indoor unit If detected less than 180rpm or more than 2000rpm, the indoor unit wil[...]
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Página 185
[ IX Troubleshooting ] - 176 - HWE09120 GB 1. Error Code Abnormal bus voltage drop (Detail code 108) 2. Error definition and error detection method If Vdc 160V or l ess is detected during Inverter operation. (S/W detection) 3. Cause, check method and remedy (1) Power supply environment Find out if there was a (momentary) power failure. Check whethe[...]
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Página 186
[ IX Troubleshooting ] - 177 - HWE09120 GB 1. Error Code Abnormal bus voltage drop (Detail code 108) 2. Error definition and error detection method If Vdc 289V or l ess is detected during Inverter operation. (S/W detection) 3. Cause, check method and remedy (1) Power supply environment Find out if there was a (momentary) power failure. Check whethe[...]
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Página 187
[ IX Troubleshooting ] - 178 - HWE09120 GB 1. Error Code Abnormal bus voltage ris e (Detail code 10 9) 2. Error definition and error detection method If Vdc 400V is detected during inverter operation. 3. Cause, check method and remedy (1) Different voltage connection Check the power supply voltage on the power supply terminal blo ck (TB1). (2) INV [...]
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Página 188
[ IX Troubleshooting ] - 179 - HWE09120 GB 1. Error Code Logic error (Detail code 111) 2. Error definition and error detection method H/W erro r If only the H/W error logic circuit operates, and no identi fiable error is detected . 3. Cause, Check method and re medy In the case of 4220 In the case of 4225 Refer to section -6- "Inverter (TJMU-A[...]
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Página 189
[ IX Troubleshooting ] - 180 - HWE09120 GB 1. Error Code Logic error (Detail code 111) 2. Error definition and error detection method H/W erro r If only the H/W error logic circuit operates, and no identi fiable error is detected . 3. Cause, Check method and re medy In the case of 4220 In the case of 4225 Refer to section -6- "Inverter (YJMU-A[...]
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Página 190
[ IX Troubleshooting ] - 181 - HWE09120 GB 1. Error Code Heatsink overheat protection 2. Error definition and error detection method When the heat sink temperature (THHS) remains at or above TOH is detected. 3. Cause, check method and remedy Refer to section -6- "Inverter (TJMU-A)" under part [4] Troublesh ooting Principal Parts for error[...]
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Página 191
[ IX Troubleshooting ] - 182 - HWE09120 GB 1. Error Code Heatsink overheat protection 2. Error definition and error detection method When the heat sink temperature (THHS) remains at or above 105°C [212°F] is detected. 3. Cause, check method and remedy Refer to section -6- "Inverter (YJMU-A)" under part [4] Troubleshooting Principal Part[...]
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Página 192
[ IX Troubleshooting ] - 183 - HWE09120 GB 1. Error Code Overload protection 2. Error definition and error detection method If the output current of "(Iac) >I max (Arms)" or "THHS > TOL" is continuously dete cted for 10 minutes or more during inverter operation. 3. Cause, check method and remedy Refer to section -6- "[...]
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Página 193
[ IX Troubleshooting ] - 184 - HWE09120 GB 1. Error Code Overload protection 2. Error definition and error detection method If the output current of "(I ac) >Imax (Arms)" or "THHS > 10 0°C [203°F] " is continuously detected for 10 minutes or more during inverter operation. 3. Cause, check method and remedy Refer to secti[...]
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Página 194
[ IX Troubleshooting ] - 185 - HWE09120 GB 1. Error Code IPM error (Detail code 101) 2. Error definition and error detection method In the case of 4250 P72 model Overcurrent is detected by the overcurrent detection resistor (RSH) on the INVboard. P96, P120, P144 model s IPM error signal is de tected. In the case of 4255 IPM error signal is de tecte[...]
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Página 195
[ IX Troubleshooting ] - 186 - HWE09120 GB 1. Error Code IPM error (Detail code 101) 2. Error definition and error detection method In the case of 4250 Overcurrent is detected by the overcurrent detection resistor (RSH) on the INV board. In the case of 4255 IPM error signal is de tected. 3. Cause, check method and remedy In the case of 4250 In the [...]
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Página 196
[ IX Troubleshooting ] - 187 - HWE09120 GB 1. Error Code DCCT overcurrent (H/W detection) (Detail code 103) Instantaneous overcurrent (Detail code 106) Overcurrent (effective value) (Detail code 107) 2. Error definition and error detection method P72 model Overcurrent 88 Apeak or 42 Arms and above is detected by the current sensor. P96, P120, P144 [...]
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Página 197
[ IX Troubleshooting ] - 188 - HWE09120 GB 1. Error Code Instantaneous overcurrent (Detail code 106) Overcurrent (effective value) (Detail code 107) 2. Error definition and error detection method P72 model Overcurrent 94 Apeak or 22 Arms and above is detected by the current sensor. P96, P120, P144 model s Overcurrent 94 Apeak or 35 Arms and above i[...]
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Página 198
[ IX Troubleshooting ] - 189 - HWE09120 GB 1. Error Code Overcurrent error due to short-cir cuited motor (Detail code 105) 2. Error definition and error detection method When a short is detected on the load side just be fore starting the in verter operation. 3. Cause, Check method and re medy In the case of 4250 In the case of 4255 Refer to section[...]
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Página 199
[ IX Troubleshooting ] - 190 - HWE09120 GB 1. Error Code Return air temperature sensor (TH21) fault (Indoor unit) Return air temperature sensor (TH4) fault (OA processing unit) Pipe temperature senso r (TH22) fa ult (Indoor unit) Pipe temperature senso r (TH2) fault (OA processin g unit) Gas-side pipe temperature sensor (TH23) fault (Indoor unit) G[...]
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Página 200
[ IX Troubleshooting ] - 191 - HWE09120 GB 1. Error Code HIC bypass circuit outlet te mperature sensor (TH2) fault (Outdoor unit) Heat exchanger outlet temper ature sensor (TH3) fault (Outdoor unit) Discharge temperature sensor (TH4) fault (Outdoor unit) Accumulator inlet temperature sensor (TH5) fault (Outdoor unit) HIC circuit outlet temperature [...]
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Página 201
[ IX Troubleshooting ] - 192 - HWE09120 GB 1. Error Code Heatsink temperature sensor (THHS) fault (Detail code 01) 2. Error definition and error detection method When a short or an open of THHS is detected just before or during the inverter operati on. 3. Cause, check method and remedy P72 model P96, P120, P144 model s Refer to section -6- "In[...]
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Página 202
[ IX Troubleshooting ] - 193 - HWE09120 GB 1. Error Code Heatsink temperature sensor (THHS) fault (Detail code 01) 2. Error definition and error detection method When a short or an open of THHS is detected just before or during the inverter operati on. 3. Cause, check method and remedy Refer to section -6- "Inverter (YJMU-A)" under part [[...]
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Página 203
[ IX Troubleshooting ] - 194 - HWE09120 GB 1. Error Code ACCT sensor fault (Detail code 115) 2. Error definition and error detection method When the formula "output current < 2 Arms" remains satisf ied for 10 seconds while the inverter is in op eration. 3. Cause, check method and remedy P72 model P96, P120, P144 model s Refer to sectio[...]
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Página 204
[ IX Troubleshooting ] - 195 - HWE09120 GB 1. Error Code ACCT sensor fault (Detail code 115) 2. Error definition and error detection method When the formula "output current < 1.5 Arms" remains satisf ied for 10 seconds while the inverter is in operation. 3. Cause, check method and remedy Refer to section -6-"Inverter (YJMU-A)"[...]
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Página 205
[ IX Troubleshooting ] - 196 - HWE09120 GB 1. Error Code DCCT sensor circuit fault (Detail code118) 2. Error definition and error detection method When an error value is detected with the DCCT detection circuit just before the inve rter starts 3. Cause, check method and remedy Refer to section -6- "Inverter (TJMU-A)" under part [4] Troubl[...]
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Página 206
[ IX Troubleshooting ] - 197 - HWE09120 GB 1. Error Code Open-circuited IPM/Loose ACC T connector (Detail code 119) 2. Error definition and error detection method Presence of enough current cannot be detecte d during the self-diagnostic operation immediatel y before inverter startup. 3. Cause, check method and remedy Refer to section -6- "Inve[...]
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Página 207
[ IX Troubleshooting ] - 198 - HWE09120 GB 1. Error Code Faulty ACCT wiring (Detail code 120) 2. Error definition and error detection method Presence of target current cannot be detected during the self-diag nostic operation immediately before startup . 3. Cause, check method and remedy Refer to section -6- "Inverter (YJMU-A)" under part [...]
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Página 208
[ IX Troubleshooting ] - 199 - HWE09120 GB 1. Error Code Loose float sw itch connector 2. Error definition and error detection method Detection of the disconnected fl oat switch (open-phase condition) duri ng operation 3. Cause, check method and remedy (1) CN4F disconnection or co ntact failure Check for disconnection of the connector (CN4F) on the[...]
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Página 209
[ IX Troubleshooting ] - 200 - HWE09120 GB 1. Error Code Address overlap 2. Error definition and error detection method An error in which signals from more than one indo or units with the same address are received The address and attribute th at appear on the remote con troller indicate the cont roller that detected the error. 3. Cause, check metho[...]
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Página 210
[ IX Troubleshooting ] - 201 - HWE09120 GB 1. Error Code Transmission process or hardware error 2. Error definition and error detection method Although "0" was surely transmitted by the transmission processor, "1" is displayed on the transmission line. The address/attribute appeared on the display on the remote controller indica[...]
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Página 211
[ IX Troubleshooting ] - 202 - HWE09120 GB 1. Error Code Transmission line bus bu sy error 2. Error definition and error detection method Generated error when the command cannot be tran smitted for 4-10 minutes in a row due to bus-busy Generated error when the command cannot be transmitted to the transmi ssion line for 4-10 minutes in a row[...]
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Página 212
[ IX Troubleshooting ] - 203 - HWE09120 GB 1. Error Code No ACK error 2. Error definition and error detection method The error is detected when no acknow ledgement (ACK signal) is received after the transmission. (eg. When the data is trans- mitted six times in a row with 30 second s interval, the error is detected on the transmission side.) The ad[...]
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Página 213
[ IX Troubleshooting ] - 204 - HWE09120 GB 1. Error Code No ACK error 2. Error definition and error detection method The error is detected when no acknow ledgement (ACK signal) is received after the transmission. (eg. When the data is trans- mitted six times in a row with 30 second s interval, the error is detected on the transmission side.) The ad[...]
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Página 214
[ IX Troubleshooting ] - 205 - HWE09120 GB 1. Error Code No ACK error 2. Error definition and error detection method The error is detected when no acknow ledgement (ACK signal) is received after the transmission. (eg. When the data is trans- mitted six times in a row with 30 second s interval, the error is detected on the transmission side.) The ad[...]
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Página 215
[ IX Troubleshooting ] - 206 - HWE09120 GB 1. Error Code No ACK error 2. Error definition and error detection method The error is detected when no acknow ledgement (ACK signal) is received after the transmission. (eg. When the data is trans- mitted six times in a row with 30 second s interval, the error is detected on the transmission side.) The ad[...]
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Página 216
[ IX Troubleshooting ] - 207 - HWE09120 GB 1. Error Code No ACK error 2. Error definition and error detection method The error is detected when no acknow ledgement (ACK signal) is received after the transmission. (eg. When the data is trans- mitted six times in a row with 30 second s interval, the error is detected on the transmission side.) The ad[...]
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Página 217
[ IX Troubleshooting ] - 208 - HWE09120 GB 1. Error Code No ACK error 2. Error definition and error detection method The error is detected when no acknow ledgement (ACK signal) is received after the transmission. (eg. When the data is trans- mitted six times in a row with 30 second s interval, the error is detected on the transmission side.) The ad[...]
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Página 218
[ IX Troubleshooting ] - 209 - HWE09120 GB 1. Error Code No ACK error 2. Error definition and error detection method The error is detected when no acknow ledgement (ACK signal) is received after the transmission. (eg. When the data is trans- mitted six times in a row with 30 second s interval, the error is detected on the transmission side.) The ad[...]
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Página 219
[ IX Troubleshooting ] - 210 - HWE09120 GB 1. Error Code No ACK error 2. Error definition and error detection method The error is detected when no acknow ledgement (ACK signal) is received after the transmission. (eg. When the data is trans- mitted six times in a row with 30 second s interval, the error is detected on the transmission side.) The ad[...]
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Página 220
[ IX Troubleshooting ] - 211 - HWE09120 GB 1. Error Code No response error 2. Error definition and error detection method When no response command i s returned although ackn owledgement (ACK) is received after transmission, an error is detect- ed. When the data is transmitted 10 times in a row with 3 seconds interval, an error is detected o[...]
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Página 221
[ IX Troubleshooting ] - 212 - HWE09120 GB 1. Error Code MA controller signal re ceptio n error (No signal reception) 2. Error definition and error detection method Communication between the MA remote controller and the indoor unit is not done properly. No proper data has been received for 3 minutes. 3. Cause 1) Contact fai lure of the remo[...]
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Página 222
[ IX Troubleshooting ] - 213 - HWE09120 GB 1. Error Code MA remote controller signal transmission e rror (Synchronization error) 2. Error definition and error detection method MA remote controller and the indoor unit is not done prope rly. Failure to detect opening in the transmissio n path and unabl e to send si gnals Indoor unit : 3 m[...]
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Página 223
[ IX Troubleshooting ] - 214 - HWE09120 GB 1. Error Code MA remote con troller signal transmis sion error (H ardware error) 2. Error definition and error detection method Communication between the MA remote controller and the indoor uni t is not done properly. An error occurs when the transmitted data and the received data differ for 30 tim[...]
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Página 224
[ IX Troubleshooting ] - 215 - HWE09120 GB 1. Error Code MA controller signal re ception error (Start bit detection error) 2. Error definition and error detection method Communication between the MA remote controller and the indoor uni t is not done properly. No proper data has been received for 2 minutes. 3. Cause 1) Contact fai lure of th[...]
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Página 225
[ IX Troubleshooting ] - 216 - HWE09120 GB 1. Error Code Total capacity erro r 2. Error definition and error detection method The model total of indoor units in the system wi th one outdoor u nit exceeds limitatio ns. 3. Error source, ca use, check method an d remedy, 7100 Error source Cause Check method and remedy Outdoor unit (1) The model total [...]
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Página 226
[ IX Troubleshooting ] - 217 - HWE09120 GB 1. Error Code Capacity code setting error 2. Error definition and error detection method Connection of incompatible (w rong capacity code) indoor unit or outd oor unit 3. Error source, ca use, check method and reme dy 7101 Error source Ca use Check method and remedy Outdoor unit Indoor unit (1) The model n[...]
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Página 227
[ IX Troubleshooting ] - 218 - HWE09120 GB 1. Error Code Wrong number of conn ected units 2. Error definition and error detection method The number of connected indoor units is "0" or exceeds the al lowable value. 3. Error source, ca use, check method and reme dy 7102 Error source Cause Check method and remedy Outdoor unit (1) Number of i[...]
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Página 228
[ IX Troubleshooting ] - 219 - HWE09120 GB 1. Error Code Address setting error 2. Error definition and error detection method Erroneous setting of OC un it address 3. Cause, check method and remedy 1. Error Code Attribute setting error 2. Error definition and error detection method 7105 Error source Cause Check method and remedy Outdoor unit Errone[...]
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Página 229
[ IX Troubleshooting ] - 220 - HWE09120 GB 1. Error Code Connection information signal tra nsmission/reception error 2. Error definition and error detection method The given indoor unit is inoperable beca use it is not properly connected to the outdoor unit in the same system. 3. Error source, ca use, check method and reme dy 1. Error Code Remote c[...]
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Página 230
[ IX Troubleshooting ] - 221 - HWE09120 GB 1. Error Code Function setting error (incor rect resistor connection) 2. Error source, ca use, check method and reme dy 7113 Error source Cause Check method and remedy Outdoor unit (1) Wirin g fault (Detail code 15) (2) Loose connectors, short-circuit, con- tact failure 1) Check the connector CNTYP5 on the[...]
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Página 231
[ IX Troubleshooting ] - 222 - HWE09120 GB 1. Error Code Model setting erro r 2. Error source, ca use, check method and reme dy 7117 Error source Cause Check method and remedy Outdoor unit (1) Wirin g fault (Detail code 15) (2) Loose connectors, short-circuit, con- tact failure 1) Check the connector CNTYP5 on the control b oard for proper connecti[...]
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Página 232
[ IX Troubleshooting ] - 223 - HWE09120 GB 1. Error Code Incompatible un it combination 2. Error definition and error detection method The check code will appear when the indoor un its for use with a different type of refrigerant or incompatible un its are connect - ed. 3. Error source, ca use, check method and reme dy 7130 Error source Cause Check[...]
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Página 233
[ IX Troubleshooting ] - 224 - HWE09120 GB -1- Troubleshooting ac cording to the remote contr oller malfunction or the external input error In the case of MA remote controller 1. Phenomena Even if the operation button on the remote control ler is pressed, the display remains unlit and the unit does not sta rt run- ning.(Power indicato r does not ap[...]
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Página 234
[ IX Troubleshooting ] - 225 - HWE09120 GB In the case of MA remote controller 2. Phenomena When the remote controller operati on SW is turned on, the opera tion status briefly appea rs on the display, then it goes off, and the display lights out immediate ly, and the unit stops. (1) Cause 1) The power for the M-NET transmission l ine is not supp l[...]
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Página 235
[ IX Troubleshooting ] - 226 - HWE09120 GB In the case of MA remote controller 3. Phenomena "HO" or "PLEASE WAIT" display on the remote controller d oes not disappear, and no operation is performed even if the button is pressed. ("HO" or "PLEASE WAIT" display will normally turn off 5 minutes later after the p[...]
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Página 236
[ IX Troubleshooting ] - 227 - HWE09120 GB Flow chart Even if the operation button on the remote controller is pressed, the indo or and the outdoor units do not start running. YES Blinking? Is " " displayed on the remote controller? NO NO NO YES YES W hen all wires used for grouping are disconnected, is at least one of the L ED2 on the gr[...]
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Página 237
[ IX Troubleshooting ] - 228 - HWE09120 GB In case of ME remote controller 1. Phenomena Even if the operation button o n the remote control ler is pressed, the display remains un lit and the unit does not start runnin g . (Power indicator does not appear on the screen.) (1) Cause 1) The power for the M-NET transmission l ine is not supp lied from t[...]
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Página 238
[ IX Troubleshooting ] - 229 - HWE09120 GB In case of ME remote controller 2. Phenomena When the remote controlle r operation SW is turned o n, a temporary operati on display is indicated, a nd the display lights out immediately. (1) Cause 1) The power is not supplied to the indo or unit. The main power of the indoor unit (AC208/2 30V) is not o[...]
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Página 239
[ IX Troubleshooting ] - 230 - HWE09120 GB In case of ME remote controller 3. Phenomena "HO" display on the remote controller does not disappea r, and no operation is performed even if the button is pr essed. (1) Cause Without using MELANS 1) Outdoor unit address is set to "00" 2) A wrong address is set. The address of the i[...]
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Página 240
[ IX Troubleshooting ] - 231 - HWE09120 GB In case of ME remote controller 4. Phenomena "88" appears on the remote controller when the address is registered or confirmed. (1) Cause, check method and r emedy Cause Check method and remedy An error occurs when the address is registered or con- firmed. (common) 1. A wrong address is set to th[...]
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Página 241
[ IX Troubleshooting ] - 232 - HWE09120 GB Both for MA remote cont roller and ME remote controlle r 1. Phenomena Although cooling opera tion starts with the normal remote controller displa y, the capacity is not enough (1) Cause, check method and r emedy Cause Check method and remedy 1. Co mpressor frequency do es not rise sufficiently. Faulty [...]
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Página 242
[ IX Troubleshooting ] - 233 - HWE09120 GB Cause Check me thod and remedy 4. Long piping length The cooling capacity varies greatly depending on th e pressure loss. (When the pressure loss is large, the cooling capacity drops.) Check the piping leng th to determine if it is contrib- uting to performance loss. Piping pressure loss can be estimated f[...]
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Página 243
[ IX Troubleshooting ] - 234 - HWE09120 GB 2. Phenomena Although heatin g operation st arts with the normal remote co ntroller display, the ca pacity is not enough. (1) Cause, check method and r emedy Cause Check method an d remedy 1. Co mpressor frequency do es not rise sufficiently. Faulty detection of pressure sensor. Protection works an[...]
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Página 244
[ IX Troubleshooting ] - 235 - HWE09120 GB Cause Check me thod and remedy 2. Indoor unit LEV malfunction Insufficient refrigerant flows due to LEV malfunction (not enough opening). Refer to the page of LEV trouble shooting ([4] -5- ).(page 245) 3. Temperature reading error on the indoor unit piping temperature sensor If the temperature reading on t[...]
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Página 245
[ IX Troubleshooting ] - 236 - HWE09120 GB 3. Phenomena Outdoor unit stops at times during operation. (1) Cause, check method and r emedy Cause Check method and remedy The first stop is not considered as an error, as the unit turns to anti-re start mode for 3 mi nutes as a pre- liminary error. (1) C heck the mode operated in the past by di splaying[...]
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Página 246
[ IX Troubleshooting ] - 237 - HWE09120 GB [3] Investigation of Transmission Wav e Shape/Noise 1. M-NET transmission Control is performed by exchanging signals between the outd oor unit and the indoor unit (ME remote contro ller) through M- NET transmission. Noise interference on the tra nsmission line will interrupt the normal transmissi on, leadi[...]
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Página 247
[ IX Troubleshooting ] - 238 - HWE09120 GB (3) Check method and remedy 1) Measures against noise Check the followings when noise exists on the wave or the errors described in (1) occur. 2) Check the followings when the er ror "6607" occu rs, or "HO" appears on the display on the remote controller. Error code definitio n Remedy C[...]
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Página 248
[ IX Troubleshooting ] - 239 - HWE09120 GB 2. MA remote c ontroller transmission The communication between the MA remote con troller and the indoor unit is performed with current tone burst. (1) Symptoms caused by noise interferenc e on the transmission line If noise is generated on the tr ansmission li ne, and the communicati on between the MA rem[...]
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Página 249
[ IX Troubleshooting ] - 240 - HWE09120 GB [4] Troubleshooting Principal Parts -1- High-Pressu re Sensor (63HS1) 1. Compare the pressure that is detected by the high pressure sensor, and the high-pressu re gauge pressure to check for failure. By configuring the digital display setting switch (SW1) as shown in the figure below, the pressure as measu[...]
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Página 250
[ IX Troubleshooting ] - 241 - HWE09120 GB -2- Low-Pressu re Sensor (63LS) 1. Compare the pressure that is detected by the low pressure sensor, and th e low pressur e gauge pressure to check for failure. By configuring the digital display setting switch (SW1) as shown in the figure below, the pressure as measured by the low- pressure sensor appears[...]
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Página 251
[ IX Troubleshooting ] - 242 - HWE09120 GB -3- Solenoid Valve Check whether the output sig nal from the control board and the operation of the solenoid valve ma tch. Setting the self-diagn osis switch (SW1) as shown i n the figure below causes the ON signal of each rel ay to be output to the LED 's. Each LED shows whether the relays for the fo[...]
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Página 252
[ IX Troubleshooting ] - 243 - HWE09120 GB (3) In case of SV1a (By pass valve) This solenoid valve opens when powered (Relay ON). 1) At compre ssor star t-up, the SV1a turns on for 4 minutes, and the operation ca n be checked by the sel f-diagnosis LED display and the closing sound. 2) To check whether the val ve is open or closed, che ck the chang[...]
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Página 253
[ IX Troubleshooting ] - 244 - HWE09120 GB YES YES YES YES YES NO NO NO NO Replace the control board. Replace 52F . Is the wiring between the F AN board, 52F , and fan motor connected correctly? Does 52F operate on the coil voltage (206-252V)? Check the wiring between 52F and the control board. Check that the secondary voltage on the transformer is[...]
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Página 254
[ IX Troubleshooting ] - 245 - HWE09120 GB -5- LEV LEV operation LEV (Indoor unit: Linear expansion valve), LEV2 (Outdoor unit: Linear expansi on valve) are stepping-motor-drive n valves that operate by receiving the pulse signa ls from the indoor and outdoor unit control boards. (1) Indoor LEV and Outdoor LE V (LEV2a, LEV2b) The valve opening chan[...]
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Página 255
[ IX Troubleshooting ] - 246 - HWE09120 GB 4) LEV clo sing and opening operation *Upon power on, the indoor unit circuit board sends a 2200 pulse signal to the indoor unit LEV and a 3200 pulse signal to the outdoor unit LEV to determine the valve position and always brings the valve to the position as indicated by " A " in the diagram. Wh[...]
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Página 256
[ IX Troubleshooting ] - 247 - HWE09120 GB (2) Outdoor LEV (LEV1) The valve opening changes according to th e number of pulses. 1) Connections between th e outdoor control board and LEV1 (outdoo r expansion valve) 2) Pulse signal output and valve operation 3) LEV valve closing and opening operatio n LEV DC 12V Outdoor control board M 4 6 2 3 5 1 4 [...]
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Página 257
[ IX Troubleshooting ] - 248 - HWE09120 GB (3) Judgment methods an d possible failure mode The specifications of the o utdoor unit (outdoor L EV) and the i ndoor unit (indoor LEV) differ.Therefore , remedies for each fail u re may vary. Check the remedy specified for the appro priate LEV as indicated in the right column. Malfunction mode Judgment m[...]
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Página 258
[ IX Troubleshooting ] - 249 - HWE09120 GB (4) Outdoor unit LEV (LEV1) coil removal procedure 1) LEV component As shown in the figure, the outdoor LEV is ma de in such a way that the coils and the body can be separated. 2) Removing the coils Fasten the body tightly at the bottom (Part A in the figure) so that the body will not move, then pull out t[...]
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Página 259
[ IX Troubleshooting ] - 250 - HWE09120 GB (5) Removal procedure of outdoor unit LEV2 coil 1) Components The outdoor unit LEV consists of a coil and a valve body that can be separated from each other. 2) Removing the coil Securely hold the LEV at the bottom (as indicated by A in the figure), and turn the coil. After checking that the stopper is re [...]
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Página 260
[ IX Troubleshooting ] - 251 - HWE09120 GB -6- Inverter (TJMU-A ) Replace only the compressor if only the comp ressor is found to be defective. (Overcurrent will flow thro ugh the inverter if the compressor is damaged, howeve r, the power su pply is automatically cut whe n overcurrent is detected, protecting the in verter from damage.) Repl[...]
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Página 261
[ IX Troubleshooting ] - 252 - HWE09120 GB Error disp lay/failur e condition Measure/in spection item [1] I nverter rel ated erro rs 4250, 4255, 4220, 4225, 4230, 4240,4260, 5301, 0403 Check the deta ils of the in verter error i n the error lo g at X.[1] Table o f LED codes. Take approp riate measur es to the e rror code and the error details in ac[...]
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Página 262
[ IX Troubleshooting ] - 253 - HWE09120 GB (2) Inverter output related troubles Items to be checked Phe nomena Remedy [1] Check the INV board error detection cir- cuit. <P72 model> 1) IPM/overcurrent breaker trip Error code: 4250 Detail code: No. 101, 10 4, 105, 106, and 107 Replace the INV board. (1) Disconnect the invert- er output wire fro[...]
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Página 263
[ IX Troubleshooting ] - 254 - HWE09120 GB Items to be checked Phenomena Remedy [3] Check whether the inverter is damaged. (No load) <P72 model> 1) Inverter-related problems are de- tected. Connect the short-circuit con- nector to CN6, and go to sec- tion [1]. (1) Disconnect the inverter output wire from the ter- minals of the INV board (SC-U[...]
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Página 264
[ IX Troubleshooting ] - 255 - HWE09120 GB [4] Check whether the inverter is damaged. (During com- pressor opera- tion) Put the outdoor unit into oper- ation. Check the inverter ou tput volt- age after the inverter output frequency has stabilized. 1) Overcurr ent-related p roblems oc- cur immediately after compressor startup. (4250 Details : No.101[...]
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Página 265
[ IX Troubleshooting ] - 256 - HWE09120 GB (3) Trouble treatment when th e main power breake r is tripped. Items to be checked Phenomena Remedy [1] Perform Meg check between the terminals on the power terminal block TB1. Zero to several ohm, or Meg failure Check each part in the main inverter circuit. *Refer to "Simple checking Proce- dures fo[...]
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Página 266
[ IX Troubleshooting ] - 257 - HWE09120 GB (4) Simple checking procedure for ind ividual components of main inverter circuit Before checking, turn th e power off and remove the parts to be checked from the control box. Part name Judgment method IGBT module See "Troub leshooting for IGBT Module ". (IX [4] - 6 - (7) ) Diode stack Refer to &[...]
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Página 267
[ IX Troubleshooting ] - 258 - HWE09120 GB (5) Intelligent power module (P96, P120, P144 models) Measure resistances between ea ch pair of terminals on the IPM with a tester, and use the results for troubleshooti ng. 1) Notes on measurement Check the polarity before measuring. (On the tester, b lack normally indicates pl us.) Check that the[...]
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Página 268
[ IX Troubleshooting ] - 259 - HWE09120 GB (6) Diode stack (P96, P120, P144 models) Measure resistances between ea ch pair of terminals on the diode stack with a te ster, and use the results for troubleshoot- ing.Refer to (5) " Intelli gent power module (IPM) " for no tes on measurement and tester selection. (7) Troubleshooting for IGBT M[...]
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Página 269
[ IX Troubleshooting ] - 260 - HWE09120 GB INV board external diagram Faston terminals have a lo cking function. Make sure the cable heads are securely locked in place. Press th e tab on the ter- minals to remove them. Judgment value (reference ) Black ( + ) SC-P1 TB-N SC-R SC-S SC-T Red (-) SC-P1 - - 5 - 200 ohm 5 - 200 ohm 5 - 200 ohm TB-N - - SC[...]
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Página 270
[ IX Troubleshooting ] - 261 - HWE09120 GB -6- Inverter (YJMU-A) Replace only the compressor if only the compressor is found to be defe ctive. Replace only the fan motor if only the fan motor is found to be defective. Replace the defective components if the inverter is found to be defe ctive. If both the compressor and the inverter [...]
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Página 271
[ IX Troubleshooting ] - 262 - HWE09120 GB Error disp lay/failur e condition Measure/in spection item [1] I nverter rel ated erro rs 4250, 4255, 4220, 4225, 4230, 4240,4260, 5301, 0403 Check the deta ils of the in verter error i n the error lo g at X.[1] Table o f LED codes. Take approp riate measur es to the e rror code and the error details in ac[...]
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Página 272
[ IX Troubleshooting ] - 263 - HWE09120 GB (2) Inverter output related troubles Items to be checked Phenomena Remedy [1] Check the INV board er- ror detection circuit. (1) Disconnect the invert- er output wire from the terminals of the INV board (SC-U, SC-V, SC-W). 1) Overcurrent error Error code: 4250 Detail code: No. 101, 104 , 105, 106, and 107 [...]
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Página 273
[ IX Troubleshooting ] - 264 - HWE09120 GB Items to be checked Phenomena Remedy [4] Check whether the inverter is damaged. (During com- pressor opera- tion) Put the outdoor unit into oper- ation. Check the inverter output volt- age after the inverter output frequency has stabilized. 1) Overcurrent-related problems oc- cur immediately after compress[...]
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Página 274
[ IX Troubleshooting ] - 265 - HWE09120 GB (3) Trouble treatment when th e main power breake r is tripped (4) Trouble treatment when the main power earth lea kage br eaker is tripped The insulation resistance could go down to clo se to 1Mohm after installation or when the power is kept off for an extended period of time because o f the accumu latio[...]
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Página 275
[ IX Troubleshooting ] - 266 - HWE09120 GB (5) Simple checking procedure for ind ividual components of main inverter circuit Before inspecting the inside of the control box, turn off the powe r, keep the unit off for at least 10 minutes, and confirm tha t the voltage between FT-P and FT-N on INV Board has dropped to DC20V or less. (6) Troubleshooti[...]
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Página 276
[ IX Troubleshooting ] - 267 - HWE09120 GB INV board external diagram Judgment value (reference ) Black ( + ) SC-P1 FT-N SC-L1 SC-L2 SC-L3 Red (-) SC-P1 - - 5 - 200 ohm 5 - 200 ohm 5 - 200 ohm FT-N - - SC-L1 5 - 200 oh m - - - SC-L2 5 - 200 oh m - - - SC-L3 5 - 200 oh m - - - Black ( + ) SC-P2 FT-N SC -U SC-V SC-W Red (-) SC-P2 - - 5 - 200 ohm 5 - [...]
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Página 277
[ IX Troubleshooting ] - 268 - HWE09120 GB -7- Control Circuit (TJMU-A) (1) Control power source function block 1) PUHY-P72TJMU-A Outdoor unit Power source system (AC 208 / 230 V) Control system (DC 5 ~ 30 V) * MA remote controllers and ME remote controllers cannot be used together . (Both the ME and MA remote controller can be connected to a syste[...]
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Página 278
[ IX Troubleshooting ] - 269 - HWE09120 GB 2) PU HY-P96, P120, P144TJMU-A * MA remote controllers and ME remote controllers cannot be used together . (Both the ME and MA remote controller can be connected to a system with a system controller .) TB2 TB15 T erminal block for power source TB5 T erminal block for MA remote controller T erminal block fo[...]
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Página 279
[ IX Troubleshooting ] - 270 - HWE09120 GB (2) Troubleshooting transmission power circuit of outdoo r unit 1) PUHY-P72TJMU-A Check the voltage between No.1 and No.2 pins of the CNS2 on the control board. Check the wiring between the control board and power supply board for the transmission line (CN102 and CNIT), and check for proper connection of c[...]
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Página 280
[ IX Troubleshooting ] - 271 - HWE09120 GB 2) PU HY-P96, P120, P144TJMU-A DC24 ~ 30V YES NO NO NO NO Check the voltage at the indoor/outdoor transmission terminal block (TB3) of outdoor unit. DC 24 ~ 30 V DC 24 ~ 30 V Check the voltage at TB3 after removing transmission line from TB3. Check whether the male connector is connected to the female powe[...]
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Página 281
[ IX Troubleshooting ] - 272 - HWE09120 GB -7- Control Circuit (YJMU-A) (1) Control power source function block 1) PUHY-P72, P96, P120, P144YJMU-A Outdoor unit Power source system (AC 230 / 460 V) Control system (DC 5 ~ 30 V) * MA remote controllers and ME remote controllers cannot be used together . (Both the ME and MA remote controller can be con[...]
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Página 282
[ IX Troubleshooting ] - 273 - HWE09120 GB (2) Troubleshooting transmission power circuit of outdoo r unit 1) PUHY-P72, P96, P120, P144YJMU-A YES YES YES YES YES YES NO NO NO NO NO NO DC270 ~ 356V AC41 4 ~ 506V Fuse F4 on the noise filter board is blown. AC414 ~ 506V YES YES YES YES YES NO NO NO NO NO NO YES NO YES YES NO NO NO YES YES YES NO NO NO[...]
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Página 283
[ IX Troubleshooting ] - 274 - HWE09120 GB [5] Refrigerant Leak 1. Leak spot: In the case of extension pipe for ind oor unit (Cooling season) 1) Mount a pressure gauge on the service check joint (CJ2) on the low-pressure side. 2) Stop all the indoor units, and close the liquid service valve (BV2) insi de the outdoor uni t while the co mpressor is b[...]
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Página 284
[ IX Troubleshooting ] - 275 - HWE09120 GB When the power to the outdoor/indoor unit must be turned off to repai r the leak after closing the service valves sp ecified in the item 4, turn the power off in approximatel y one hour after the outdoor/indoor units stop. 1) Whe n 30 minutes have passed afte r the item 4 abo ve, the indoor unit lev turns [...]
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Página 285
[ IX Troubleshooting ] - 276 - HWE09120 GB [6] Compressor Replacement Instructions T ransformer box *1 Follow the procedures below (Steps 1 through 6) to remove the compressor components and replace the compressor . Reassemble them in the reverse order after replacing the compressor . [Compressor replacement procedures] 1. Remove both the top and b[...]
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Página 286
[ IX Troubleshooting ] - 277 - HWE09120 GB Compressor cover (top) 4. Remove the compressor cover (top). 5. Remove the compressor wires, compressor covers (right and left), and belt heater. Protection for the sealing material Suction piping Protection for the compressor cover 6. Place protective materials on the insulation lining of the compressor c[...]
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Página 287
[ IX Troubleshooting ] - 278 - HWE09120 GB [7] Troubleshooting Using the Ou tdoor Unit LED Error Display If the LED error display appear as follows while all the SW1 switch es are set to OFF, check the items under the applicable item numbers below. 1. Error code appears on th e LED display. Refer to IX [2] Responding to Error Display on the Remote [...]
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Página 288
- 279 - HWE09120 GB X LED Monitor Display on the Outdoor Unit Board [1] How to Read the LED on the Service Monitor ............. ....................................... ........... 281[...]
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Página 289
- 280 -[...]
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Página 290
[ X LED Monitor Display on the Outdoor Unit Board ] - 281 - HWE09120 GB X LED Monito r Display on th e Outdoor Unit Board [1] How to Read the LED on the Service Monitor 1. How to read the LED By setting the DIP SW 1-1 throu gh 1-10 (Switch numb er 10 is re presented by 0), the operating condi tion of the unit ca n be monitored on the servic e monit[...]
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Página 291
[ X LED Monitor Display on the Outdoor Unit Board ] - 282 - HWE09120 GB 3. Time data stora ge function The outdoor unit has a simple clock function that enables the unit to calculate the current time with an internal timer by rece iv- ing the time set by the system controller, such as G(B)-50A. If an error (including a prelim inary error) occurs, t[...]
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Página 292
[ X LED Monitor Display on the Outdoor Unit Board ] - 283 - HWE09120 ILED Monitor Di s play on the Outdoor Unit Bo ard LED monit or displ ay Current data No. SW1 Item Display Unit (A, B) *1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 0 0000000000 Relay output display 1 Lighting Comp in op- eration 72C OC CPU in oper- ation AA Check (er[...]
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Página 293
[ X LED Monitor Display on the Outdoor Unit Board ] - 284 - HWE09120 11 1101000000 External sign al (Open input contact point) Contact point de- mand Low-noise mode (Capacity priority ) Snow sens or Cooling- heating changeover (Cooling ) Cooling- heating changeover (Heating) AA 12 0011000000 External sign al (Open input contact point) Low-noise mod[...]
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Página 294
[ X LED Monitor Display on the Outdoor Unit Board ] - 285 - HWE09120 24 0001100000 Indoor unit thermo- stat Top Unit No. 1 Unit No. 2 Unit No. 3 Unit No. 4 Unit No. 5 Unit No. 6 Unit No. 7 Unit No. 8 B Lit when thermostat is on Unlit when th ermostat is off Bottom Unit No. 9 Uni t No. 10 Unit No. 11 Unit No. 12 Unit No. 13 Unit No. 14 Unit No. 15 U[...]
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Página 295
[ X LED Monitor Display on the Outdoor Unit Board ] - 286 - HWE09120 45 1011010000 TH 4 -99.9 to 999.9 A A The unit is [°C] 46 0111010000 TH 3 -99.9 to 99 9.9 A A 47 1111010000 TH 7 -99.9 to 99 9.9 A A 48 0000110000 TH 6 -99.9 to 99 9.9 A A 49 1000110000 TH 2 -99.9 to 99 9.9 A A 50 0100110000 TH 5 -99.9 to 99 9.9 A A 51 1100110000 52 0010110000 53[...]
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Página 296
[ X LED Monitor Display on the Outdoor Unit Board ] - 287 - HWE09120 72 0001001000 73 1001001000 74 0101001000 75 1101001000 76 0011001000 77 1011001000 78 0111001000 Qj 0000 to 9 999 B B 79 1111001000 Qjc 0000 to 9999 B B 80 0000101000 Qjh 0000 to 9 999 B B 81 1000101000 Target Tc -99.9 to 999.9 B The unit is [°C] 82 0100101000 Target Te -99.9 to[...]
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Página 297
[ X LED Monitor Display on the Outdoor Unit Board ] - 288 - HWE09120 94 0111101000 AK 0000 to 9 999 A A 95 1111101000 FA N 0000 to 9999 A A Fan output [ % ] 96 0000011000 Fan i nverter out put fre- quency 0000 t o 9999 A A Twice the actual output frequency 97 1000011000 98 0100011000 99 1100011000 100 001001100 0 101 101001100 0 102 011001100 0 103[...]
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Página 298
[ X LED Monitor Display on the Outdoor Unit Board ] - 289 - HWE09120 117 1010 111000 COMP Oper ation time Upper 4 digits 0000 to 999 9 A A The unit is [ h ] 118 0110 111000 COMP Oper ation time Lower 4 digits 0000 to 999 9 A A 119 111011100 0 120 000111100 0 121 100111100 0 Backup mode Abnormal pressure r ise High-pres- sure drop Low-pres - sure dr[...]
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Página 299
[ X LED Monitor Display on the Outdoor Unit Board ] - 290 - HWE09120 139 110100010 0 140 001100010 0 141 101100010 0 142 011100010 0 143 111100010 0 144 000010010 0 145 100010010 0 146 010010010 0 147 110010010 0 148 001010010 0 149 101010010 0 150 0110 100100 151 1110 100100 152 0001 100100 153 1001 100100 154 0101 100100 155 1101 100100 156 0011 [...]
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Página 300
[ X LED Monitor Display on the Outdoor Unit Board ] - 291 - HWE09120 167 1110 010100 168 0001 010100 169 1001 010100 170 0101 010100 171 1101 010100 172 0011 010100 173 1011 010100 174 0111 010100 175 1111 010100 176 0000 110100 177 1000 110100 Current data No. SW1 Item Display Unit (A, B) *1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS[...]
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Página 301
[ X LED Monitor Display on the Outdoor Unit Board ] - 292 - HWE09120 178 01001101 00 Error history 1 0000 to 9999 B B Address and error code s highlighted If no errors ar e detected, "---- " appe ars on the dis- play. Preliminary e rror informa - tion of the OS d oes not appear on the OC. Neither pr eliminary erro r information of the OC [...]
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Página 302
[ X LED Monitor Display on the Outdoor Unit Board ] - 293 - HWE09120 Error history No. SW1 Item Display Unit (A, B) *1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 201 100100110 0 Outdoor uni t operation status 3-minute s restart mode Compressor in operation Preliminar y error Error 3-minutes restart afte r instanta- neous power failure[...]
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Página 303
[ X LED Monitor Display on the Outdoor Unit Board ] - 294 - HWE09120 216 0001 101100 TH4 -99.9 to 999.9 A A The unit is [°C] 217 1001 101100 TH3 -99.9 to 999.9 A A 218 0101 101100 TH7 -99.9 to 999.9 A A 219 1101 101100 TH6 -99.9 to 999.9 A A 220 0011 101100 TH2 -99.9 to 999.9 A A 221 1011 101100 TH5 -99.9 to 999.9 A A 222 011110110 0 223 111110110[...]
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Página 304
[ X LED Monitor Display on the Outdoor Unit Board ] - 295 - HWE09120 243 110011110 0 244 001011110 0 245 101011110 0 246 011011110 0 247 111011110 0 248 000111110 0 249 1001 111100 Q j 0000 to 9 999 B B 250 0101 111100 Q jc 0000 to 99 99 B B 251 1101 111100 Q jh 0000 to 999 9 B B 252 00111111 00 Target Tc -99.9 to 999.9 B The unit is [°C] 253 1011[...]
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Página 305
[ X LED Monitor Display on the Outdoor Unit Board ] - 296 - HWE09120 268 001100001 0 269 101100001 0 270 011100001 0 271 111100001 0 272 000010001 0 273 100010001 0 274 0100 100010 LEV1 0 to 48 0 A A Ou tdoor uni t LEV openin g (Fully open: 48 0) 275 1100 100010 LEV2 41 to 3000 A A Outdoor unit LEV open ing (Fully open: 30 00) 276 001010001 0 277 1[...]
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Página 306
[ X LED Monitor Display on the Outdoor Unit Board ] - 297 - HWE09120 293 101001001 0 294 011001001 0 COMP number of star t- stop events Upper 4 digits 0000 to 9 999 A A Count-up at start-up The unit is [Time] 295 111001001 0 COMP number of star t- stop events Lower 4 digits 0000 to 9 999 A A 296 000101001 0 297 100101001 0 298 010101001 0 299 11010[...]
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Página 307
[ X LED Monitor Display on the Outdoor Unit Board ] - 298 - HWE09120 Current data No. SW1 Item Display Unit (A, B) *1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 301 1011010 010 Power supply unit OC /OS-1/OS-2 <-> Ad dress B 302 0111010 010 Start-up uni t OC/OS-1/OS- 2 <-> Address B 303 111101001 0 304 000011001 0 305 10001[...]
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Página 308
[ X LED Monitor Display on the Outdoor Unit Board ] - 299 - HWE09120 328 0001 001010 329 1001 001010 330 0101 001010 331 1101 001010 332 0011 001010 333 1011 001010 334 0111 001010 335 1111 001010 336 0000 101010 337 1000 101010 338 0100 101010 339 1100 101010 340 0010 101010 341 1010 101010 342 0110 101010 343 1110 101010 344 0001 101010 345 1001 [...]
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Página 309
[ X LED Monitor Display on the Outdoor Unit Board ] - 300 - HWE09120 Data on indoor unit syst em No. SW1 Item Display Unit (A, B) *1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 L D6 LD7 LD8 OC OS 351 1111 101010 I C1 Address/ca pacity code 0000 to 99 99 0000 to 9999 B Displayed alte rnately ev- ery 5 seconds 352 0000 011010 IC2 Address/ capacity cod e 0[...]
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Página 310
[ X LED Monitor Display on the Outdoor Unit Board ] - 301 - HWE09120 368 0000 111010 IC18 Addre ss/capacity co de 0000 to 9999 0000 to 9999 B Display ed alternat ely ev- ery 5 seconds 369 1000 111010 IC19 Addre ss/capacity co de 0000 to 9999 0000 to 9999 370 0100 111010 IC20 Addre ss/capacity co de 0000 to 9999 0000 to 9999 371 1100 111010 IC21 Add[...]
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Página 311
[ X LED Monitor Display on the Outdoor Unit Board ] - 302 - HWE09120 396 0011 000110 IC46 Addre ss/capacity co de 0000 to 9999 0000 to 9999 B Display ed alternat ely ev- ery 5 seconds 397 1011 000110 IC47 Addre ss/capacity co de 0000 to 9999 0000 to 9999 398 0111 000110 IC48 Addre ss/capacity co de 0000 to 9999 0000 to 9999 399 1111 000110 IC49 Add[...]
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Página 312
[ X LED Monitor Display on the Outdoor Unit Board ] - 303 - HWE09120 412 0011 100110 IC5 Sucti on temperat ure - 99.9 to 999.9 B The unit is [ °C] 413 1011 100110 IC6 Suction temperature -99.9 to 999 .9 414 0111 100110 IC7 Suction temperature -99.9 to 999 .9 415 1111 100110 IC8 Suction temperature -99.9 to 999 .9 416 0000 010110 IC9 Suction temper[...]
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Página 313
[ X LED Monitor Display on the Outdoor Unit Board ] - 304 - HWE09120 436 0010 110110 IC29 Sucti on temperatu re - 99.9 to 999. 9 B T he unit is [°C] 437 1010 110110 IC30 Sucti on temperatu re - 99.9 to 999. 9 438 0110 110110 IC31 Sucti on temperatu re - 99.9 to 999. 9 439 1110 110110 IC32 Sucti on temperatu re - 99.9 to 999. 9 440 0001 110110 IC33[...]
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Página 314
[ X LED Monitor Display on the Outdoor Unit Board ] - 305 - HWE09120 464 0000101110 IC7 Liquid pipe temperatur e -99.9 to 999.9 B The unit is [°C] 465 1000101110 IC8 Liquid pipe temperatur e -99.9 to 999.9 466 0100101110 IC9 Liquid pipe temperatur e -99.9 to 999.9 467 1100 101110 IC10 Liquid pipe temperat ure -99.9 to 999 .9 468 0010 101110 IC11 L[...]
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Página 315
[ X LED Monitor Display on the Outdoor Unit Board ] - 306 - HWE09120 492 0011 011110 IC35 Liquid pipe temperat ure -99.9 to 999 .9 B The unit is [°C] 493 1011 011110 IC36 Liquid pipe temperat ure -99.9 to 999 .9 494 0111 011110 IC37 Liquid pipe temperat ure -99.9 to 999 .9 495 1111 011110 IC38 Liquid pipe temperat ure -99.9 to 999 .9 496 0000 1111[...]
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Página 316
[ X LED Monitor Display on the Outdoor Unit Board ] - 307 - HWE09120 Setting data No. SW1 Item Display Unit (A, B) *1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 512 0000 000001 Self-ad dress Al ternate d isplay of self addre ss and u nit model A A 513 1000 000001 IC/FU addres s Count-up disp lay of number o f connected un its B 514 01[...]
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Página 317
[ X LED Monitor Display on the Outdoor Unit Board ] - 308 - HWE09120 Data on indoor unit syst em No. SW1 Item Display Unit (A, B) *1 Remarks 1234567890 LD1 LD2 LD3 L D4 LD5 LD6 LD7 LD8 OC OS 523 11010 00001 IC1 Gas pipe te mperature -99.9 to 999.9 B The unit is [° C] 524 00110 00001 IC2 Gas pipe te mperature -99.9 to 999.9 525 10110 00001 IC3 Gas [...]
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Página 318
[ X LED Monitor Display on the Outdoor Unit Board ] - 309 - HWE09120 Data on indoor unit syst em No. SW1 Item Display Unit (A, B) *1 Remarks 1234567890 LD1 LD2 LD3 L D4 LD5 LD6 LD7 LD8 OC OS 550 01100 10001 IC 28Gas pipe temper ature -99.9 to 9 99.9 B The unit is [°C] 551 11100 10001 IC 29 Gas pipe temp erature - 99.9 to 999.9 552 00010 10001 IC 3[...]
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Página 319
[ X LED Monitor Display on the Outdoor Unit Board ] - 310 - HWE09120 Data on indoor unit syst em No. SW1 Item Display Unit (A, B) *1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 573 1011 110001 IC1SH -99.9 to 999.9 B The unit is [ °C ] 574 0111 110001 IC2SH -99.9 to 99 9.9 575 1111 110001 IC3SH -99.9 to 99 9.9 576 0000 001001 IC4SH -99[...]
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Página 320
[ X LED Monitor Display on the Outdoor Unit Board ] - 311 - HWE09120 600 0001101001 IC28SH -99.9 to 999.9 B The unit is [ °C ] 601 1001 101001 IC29SH -99.9 to 999.9 602 0101 101001 IC30SH -99.9 to 999.9 603 1101 101001 IC31SH -99.9 to 999.9 604 0011 101001 IC32SH -99.9 to 999.9 605 1011 101001 IC33SH -99.9 to 999.9 606 0111 101001 IC34SH -99.9 to [...]
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Página 321
[ X LED Monitor Display on the Outdoor Unit Board ] - 312 - HWE09120 Data on indoor unit syst em No. SW1 Item Display Unit (A, B) *1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 623 1111 011001 IC1SC -99.9 to 999.9 B The unit is [ °C ] 624 0000 111001 IC2SC -99.9 to 99 9.9 625 1000 111001 IC3SC -99.9 to 99 9.9 626 0100 111001 IC4SC -99[...]
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Página 322
[ X LED Monitor Display on the Outdoor Unit Board ] - 313 - HWE09120 650 0101000101 IC28SC -99.9 to 999.9 B The unit is [ °C ] 651 1101 000101 IC29SC -99.9 to 999.9 652 0011 000101 IC30SC -99.9 to 999.9 653 1011 000101 IC31SC -99.9 to 999.9 654 0111 000101 IC32SC -99.9 to 999.9 655 1111 000101 IC33SC -99.9 to 999.9 656 0000 100101 IC34SC -99.9 to [...]
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Página 323
[ X LED Monitor Display on the Outdoor Unit Board ] - 314 - HWE09120 Setting data No. SW1 Item Display Unit (A, B) * 1 Remarks 1234567890 LD 1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 676 0010 010101 IN V board S/W versio n 0.00 to 99.99 A A 677 1010 010101 678 0110 010101 679 1110 010101 Fa n board S/W versio n 0.00 to 99.99 A A 680 0001 010101 681 1001 [...]
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Página 324
[ X LED Monitor Display on the Outdoor Unit Board ] - 315 - HWE09120 688 0000 110101 Cu rrent time 00:00 to 23:59 A A Hour: minute 689 1000 110101 Current time -2 00.00 to 99.1 2/1 to 31 Year and month , and date alternate d isplay 690 0100 110101 Time of error d etection 1 00:00 to 23:59 Hour: minute 691 1100 110101 Time of error detection 1-2 00.[...]
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Página 325
[ X LED Monitor Display on the Outdoor Unit Board ] - 316 - HWE09120 702 0111 110101 Time of error detec tion 7 00:00 to 23:59 A A Hour: minute 703 1111 110101 Time of error detection 7-2 00.00 to 99.12/1 t o 31 Year and month, and date alternate d isplay 704 0000 001101 Time of error d etection 8 00:00 to 23:59 Hour: minute 705 1000 001101 Time of[...]
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Página 326
[ X LED Monitor Display on the Outdoor Unit Board ] - 317 - HWE09120 Data on indoor unit syst em No. SW1 Item Display Unit (A, B) * 1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 714 0101 001101 I C1 LEV opening 0000 to 9999 B Fully open: 2000 715 1101 001101 I C2 LEV opening 0000 to 9999 716 0011 001101 I C3 LEV opening 0000 to 9999 71[...]
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Página 327
[ X LED Monitor Display on the Outdoor Unit Board ] - 318 - HWE09120 741 1010 011101 IC28 LEV opening 0000 to 9 999 B Fully open: 20 00 742 01100111 01 IC29 LEV openin g 0000 to 9999 743 11100111 01 IC30 LEV openin g 0000 to 9999 744 00010111 01 IC31 LEV openin g 0000 to 9999 745 10010111 01 IC32 LEV openin g 0000 to 9999 746 01010111 01 IC33 LEV o[...]
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Página 328
[ X LED Monitor Display on the Outdoor Unit Board ] - 319 - HWE09120 769 1000 000011 IC 6 Operation mode 0000 : Stop 000 1 : Ventilatio n 0002 : Cooling 0003 : Heating 00 04 : Dry B 770 0100 000011 IC 7 Operation mode 771 1100 000011 IC 8 Operation mode 772 0010 000011 IC 9 Operation mode 773 1010 000011 IC 10 Operation mode 774 0110 000011 IC 11 O[...]
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Página 329
[ X LED Monitor Display on the Outdoor Unit Board ] - 320 - HWE09120 797 1011 100011 IC 34 Operation mode 0000 : Stop 000 1 : Ventilatio n 0002 : Cooling 0003 : Heating 00 04 : Dry B 798 0111 100011 IC 35 Operation mode 799 1111 100011 IC 36 Operation mode 800 0000 010011 IC 37 Operation mode 801 1000 010011 IC 38 Operation mode 802 0100 010011 IC [...]
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Página 330
[ X LED Monitor Display on the Outdoor Unit Board ] - 321 - HWE09120 825 1001110011 IC12 filter 0000 to 9999 B H ours since la st mainte- nance [ h ] 826 0101 110011 IC13 fi lter 0000 to 9 999 827 1101 110011 IC14 fi lter 0000 to 9 999 828 0011 110011 IC15 fi lter 0000 to 9 999 829 1011 110011 IC16 fi lter 0000 to 9 999 830 0111 110011 IC17 fi lter[...]
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Página 331
[ X LED Monitor Display on the Outdoor Unit Board ] - 322 - HWE09120 853 1010 101011 IC40 filter 0000 t o 9999 B Hours sin ce last ma inte- nance [ h ] 854 0110 101011 IC41 filter 0000 t o 9999 855 1110 101011 IC42 filter 0000 t o 9999 856 0001 101011 IC43 filter 0000 t o 9999 857 1001 101011 IC44 filter 0000 t o 9999 858 0101 101011 IC45 filter 00[...]
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Página 332
[ X LED Monitor Display on the Outdoor Unit Board ] - 323 - HWE09120 Other types of data No. SW1 Item Display Unit (A, B) *1 Remarks 1234567890 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 OC OS 864 00000 11011 865 10000 11011 866 01000 11011 867 11000 11011 868 00100 11011 869 10100 11011 870 01100 11011 871 11100 11011 U-phase current effec - tive value 1 -99[...]
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Página 333
[ X LED Monitor Display on the Outdoor Unit Board ] - 324 - HWE09120 887 11101 11011 888 00011 11011 889 10011 11011 890 01011 11011 891 11011 11011 892 00111 11011 893 10111 11011 894 01111 11011 895 11111 11011 896 00000 00111 897 10000 00111 898 01000 00111 899 11000 00111 900 00100 00111 901 10100 00111 902 01100 00111 903 11100 00111 904 00010[...]
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Página 334
PUHY -P72, P96, P120, P144T(Y)JMU-A PUHY -P168, P192, P216, P240, P264, P288T(Y)SJMU-A PUHY -P312, P336, P360T(Y)SJMU-A Issued in Feb. 2010 HWE09120 Printed in Japan New publication effective Feb. 2010. Specifications subject to change without notice.[...]