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Panasonic CU-XE12PKUA manual

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Table of contents for the manual

  • Page 1

    © Panasonic Corporation 2013. Order No: PAPAMY1305056CE Air Conditioner Indoor Unit Outdoor Unit CS-XE9PKUA CS-XE12PKUA CU-XE9PKUA CU-XE12PKUA Destination U.S.A. Canada PRECAUTION OF LOW TEM PERATURE In order to avoid frostbite, be assured of no refrigerant leak age during the installation or r epairing of refrigerant circuit. This service informa[...]

  • Page 2

    2 TABLE OF CONTENTS 1. Safety Pr ecautions ............................................. 3 2. Specifications ..................................................... 5 3. Features ............................................................. 11 4. Location of Controls and Components .......... 12 4.1 Indoor Un it ......................................[...]

  • Page 3

    3 1. Safety Precautions  Read the following “SAFETY PRECAUTIONS” carefully before per form any servicing.  Electrical work must be installed or servic ed by a licensed elec trician. Be sure to use the correct rating of the power plug a nd main circuit for the model installed.  The caution items stated here must be fo llo wed because th[...]

  • Page 4

    4 WARNING 20. During pump down operation, stop the compressor before remove t he refrigeration piping. (Removal of compressor while compressor is operating and valves are opened will cause suck-in of air, abnormal high pressure in refrigerati on c ycle and result in explosio n, injury etc.) 21. After completion of installation or service, confirm t[...]

  • Page 5

    5 2. Specifications Model Indoor CS-XE9PKUA Outdoor CU-XE9PKU A Performance Test Condition ARI Power Supply Phase, Hz Single, 60 V 208 230 Min. Mid. Max. Min. Mid. Max. Cooling Capacity kW 0.83 2.55 3.51 0.83 2.55 3.51 BTU/h 2800 8700 12000 2800 8700 12000 kcal/h – – – – – – Running Current A – 2.80 – – 2.50 – Input Power W 150 [...]

  • Page 6

    6 Model Indoor CS-XE9PKUA Outdoor CU-XE9PKU A Indoor Fan Type Cross-Flow Fan Material ASG33 Motor Type DC / Transistor (8-poles) Input Power W 47.0 Output Power W 40 Speed QLo Cool rpm 570 Heat rpm 740 Lo Cool rpm 660 Heat rpm 810 Me Cool rpm 850 Heat rpm 1000 Hi Cool rpm 1040 Heat rpm 1190 SHi Cool rpm 1140 Heat rpm 1290 Outdoor Fan Type Propeller[...]

  • Page 7

    7 Model Indoor CS-XE9PKUA Outdoor CU-XE9PKU A Piping Pipe Diameter (Liquid / Gas) mm (inch) 6.35 (1/4) / 9.52 (3/8) Standard length m (ft) 7.5 (24.6) Length range (min – max) m (ft) 3 (9.8) ~ 20 (65.6) I/D & O/D Height different m (ft) 15.0 (49.2) Additional Gas Amount g/m (oz/ft) 20 (0.2) Length for Additional Gas m (ft) 7.5 (24.6) Drain Hos[...]

  • Page 8

    8 Model Indoor CS-XE12PKUA Outdoor CU-XE12PKU A Performance Test Condition ARI Power Supply Phase, Hz Single, 60 V 208 230 Min. Mid. Max. Min. Mid. Max. Cooling Capacity kW 0.83 3.36 4.10 0.83 3.36 4.10 BTU/h 2800 11500 14000 2800 11500 14000 kcal/h – – – – – – Running Current A – 4.20 – – 3.80 – Input Power W 150 800 1.05k 150 [...]

  • Page 9

    9 Model Indoor CS-XE12PKU A Outdoor CU-XE12PK UA Indoor Fan Type Cross-Flow Fan Material ASG33 Motor Type DC / Transistor (8-poles) Input Power W 47.0 Output Power W 40 Speed QLo Cool rpm 570 Heat rpm 890 Lo Cool rpm 710 Heat rpm 970 Me Cool rpm 1010 Heat rpm 1110 Hi Cool rpm 1300 Heat rpm 1250 SHi Cool rpm 1350 Heat rpm 1350 Outdoor Fan Type Prope[...]

  • Page 10

    10 Model Indoor CS-XE12PKUA Outdoor CU-XE12PKU A Piping Pipe Diameter (Liquid / Gas) mm (inch) 6.35 (1/4) / 12.70 (1/2) Standard length m (ft) 7.5 (24.6) Length range (min – max) m (ft) 3 (9.8) ~ 20 (65.6) I/D & O/D Height different m (ft) 15.0 (49.2) Additional Gas Amount g/m (oz/ft) 20 (0.2) Length for Additional Gas m (ft) 7.5 (24.6) Drain[...]

  • Page 11

    11 3. Features  Inverter Technology o Wider output power range o Energy saving o Quick Cooling o Quick Heating o More pre cise temperature control  Environment Protection o Non-o zone depletion substances ref rigerant (R410A)  Long Installation Piping o Long piping u p to 65.6ft (20 meters) during single split connection only  Easy to u[...]

  • Page 12

    12 4. Location of Controls and Components 4.1 Indoor Unit 4.2 Outdoor Unit 4.3 Remote Control[...]

  • Page 13

    13 5. Dimensions 5.1 Indoor Unit[...]

  • Page 14

    14 5.2 Outdoor Unit[...]

  • Page 15

    15 6. Refrigeration Cycle Diagram[...]

  • Page 16

    16 7. Block Diagram[...]

  • Page 17

    17 8. Wiring Connection Diagram 8.1 Indoor Unit[...]

  • Page 18

    18 8.2 Outdoor Unit Resistance of Compressor Windings MODEL CU-XE9/12PK CONNECTION 5RS102XHB21 ( Ω ) U-V 1.741 U-W 1.765 V-W 1.711 Note: Resistance at 20°C of ambient temperature.[...]

  • Page 19

    19 9. Electronic Circuit Diagram 9.1 Indoor Unit[...]

  • Page 20

    20 9.2 Outdoor Unit[...]

  • Page 21

    21 10. Printed Circuit Board 10.1 Indoor Unit 10.1.1 Main Printed Circuit Board 10.1.2 Indicator Prin ted Circuit Board[...]

  • Page 22

    22 10.1.3 Receiver Printed Circuit Board 10.1.4 Comparator Printed Circuit Board 10.1.5 Human Activity Sens or Printed Circuit Board[...]

  • Page 23

    23 10.2 Outdoor Unit 10.2.1 Main Printed Circuit Board[...]

  • Page 24

    24 11. Installation Instruction 11.1 Select the Best Location 11.1.1 Indoor Unit  Do not install the unit in excessive oil fume area such as kitchen, workshop and etc.  There should not be any heat source or steam near the unit.  There should not be any ob stacles bl ocking the air circulation.  A place where air circulation in the roo [...]

  • Page 25

    25 11.2 Indoor Unit The mounting wall shall be stron g and solid enough to prevent it from vibration. Model Dimension c d e f g h XE9PKUA, XE12PKUA 19-9/32" (490 mm) 3-7/32" (82 mm) 17-9/32" (439 mm) 17" (432 mm) 1-11/16" (43 mm) 3-3/4" (95 mm) The center of installation plate sho uld be at more than ○ 1 at right and[...]

  • Page 26

    26 11.2.2 Indoor Unit Installation 11.2.2.1 For the right rear piping 11.2.2.2 For the right bottom piping 11.2.2.3 For the embedded piping (This can be used for left rear pipi ng and bottom piping also.)[...]

  • Page 27

    27[...]

  • Page 28

    28 11.2.3 Connect the Cable to the Indoor Unit 1 The inside and outside co nnection cable can be connected without remo ving the front grille. 2 Unscrew the conduit cover and fix the conduit connector to conduit cover with lock nut, then secure it against chassi s. 3 Connection cable between indoor unit and outdoor unit should be UL listed or CSA a[...]

  • Page 29

    29 11.3 Outdoor Unit 11.3.1 Install the Outdoor Unit  After selecting the best lo cation, start installation a ccording to Indoor/Outdoor Unit Installation Diagram. 1 Fix the unit on concrete or rigid frame firmly and horizontally with a bolt nut ø13/3 2" (ø10 mm). 2 When installing at roof, please con sider strong wind and earthqua ke. P[...]

  • Page 30

    30 11.3.3 Evacuation of the Equipment WHEN INSTALLING AN AIR CONDITI ONER, BE SURE TO EVACUATE THE AI R INSIDE THE INDOOR UNIT AND PIPES in the following procedure. 1 Connect a charging ho se with a push pin to the Low side of a charging set and the service port of the 3-wa y valve. 2 Connect the micron gauge between vacuum pump an d service port o[...]

  • Page 31

    31 9 Secure the wire onto the co ntrol board with the holder (clamper). 10 After completing wiring connectio ns, reattach the particular plate and control boa rd cover (metal and resin) to the original po sition with the screws. 11 For wire strip ping and connection requirement, refer to instruction 11.2.3 o f indoor unit. WARNING This equipment mu[...]

  • Page 32

    32 12. Operation Control 12.1 Basic Function Inverter control, which equipped with a microcomputer in determining the most suitable operating mode as time passes, automatically adjusts output power fo r maximum comfort always. In order to achieve the suitable operating mode, the microcomputer maintains the set temperatur e by measuring the temperat[...]

  • Page 33

    33 12.1.5 Automatic Operation  This mode can be set using remote cont rol and the operation is decided by remote control setti ng temperature, remote control operation mode and indoor inta ke air temperature.  During operation mode ju dgment, indoor fan motor (with speed of Lo-) i s running for 30 seconds to detect the indoor intake air tempe[...]

  • Page 34

    34 ii. Auto Fan Speed [Cooling, Dry]  According to room temperature and sett ing temperature, indoor fan speed is determin ed automatically.  When set temperature is not achieved, the i ndoor fan will operate according to pattern below.  When set temperature achieved, the indoor fan speed will be fixed. When therm o stat off, the fan stop [...]

  • Page 35

    35 OD Pipe Temperature A 78.8°F (26°C) B 91.4°F (33°C)  During above condition, when indoor hea t exchanger temp erature is below 41°F (5°C ), the outdoor fan will stop according to outdoor piping temperature as following : 12.4 Airflow Direction  There are two types of airflow, vert ical a irflow (directed by horizontal v ane) and hori[...]

  • Page 36

    36 12.4.2 Horizontal Airflow  The horizontal airflow di rection l ouvers can be adjusted manually by hand. 12.5 Quiet operation (Cooling Mode/Cooling area of Dry Mode)  Purpose o To provide qu iet cooling operation comp are to normal operation.  Control condition o Quiet operati on start condition  When “POWERFUL/QUIE T” button at r[...]

  • Page 37

    37 12.7 Powerful Mode Operation  When the powerful m ode is selected, the internal setti ng temperature will shift lower up to 3.6°F (2°C) (for Cooling/Soft Dry) or higher up to 6.3°F (3.5°C) (for Heating) than remote control setting temp erature for 20 minutes to achieve the setting temperature quickly . 12.8 Timer Control  There are 2 s[...]

  • Page 38

    38 12.11 Room Freeze Protection Function (RFP) Operation  When the RFP is selected, the unit will operate the fa n at high speed for proper room temperature monitoring. When the sensor detects that the room temperature has dropped below 46°F / 8°C, the com pressor/heat pump operation begins.  When the room temperature rea ches 50°F / 10°C[...]

  • Page 39

    39 12.12.1 Human Activity Sensor  Area of human availability, activity level and absent is judged based on pulse s by using infrared sensor. Th e internal setting temperature shift, f an speed and horizontal airf low direction are adjust ed in order to provide comfort environment while maintain the energy saving level.  Human activity judgmen[...]

  • Page 40

    40 12.12.1.2 Information Log  The signal from Infrared senso rs will be l og to human activity database for further analysi s. 12.12.1.3 Human Position Analysis  According to Area of Living, frequency of activity, t he system will analyze the human position away from the indoor unit. 12.12.1.4 Human Activity Level Judgment  Human Activity [...]

  • Page 41

    41 12.12.1.9 Rhythmic Temp erature Wave Operation  To further maximize the energy saving during E CONAVI or AUTO COMFORT operates at low activity level.  Start condition o The unit is operates in Cool or Dry mode under ECONAVI or AUTO COMFORT operation, and o Human activity sensor detects low activity level, and o Neuro stable zone continuous[...]

  • Page 42

    42 12.12.1.10 ECONAVI and AUTO COMFORT Demo Mode  To enable ECO DEMO mode:  To disable ECO Demo MODE: o Transmit ECO Demo signal again. 12.12.1.11 Human Activity Sensor Abnormality  Abnormality detection:  Connector disconnection / Wire cut abnormality o Sensor judge Hi level continuously for 2 5 seconds  Circuit abnormality o 70 sec[...]

  • Page 43

    43 12.12.1.12 Human Activity Sensor Check Mode  To enable human activity sensor abnormality check mode:  During ECONAVI is ON, when CHECK signal receive d, if either sensors has abnormality, the 4 times abnormality counter is ignored, ECONAVI Indicator will b link immediately and error code is memorized.  The unit could operate without ECO[...]

  • Page 44

    44 13. Protection Control 13.1 Protection Control For All Operations 13.1.1 Restart Control (Tim e Delay Safety Control)  The Compressor will not turn on within 3 minutes fro m the moment operation stops, although the unit is turned on again by pressing OFF/ON button at re mote control within this p eriod.  This control is not applicable if t[...]

  • Page 45

    45 13.1.4 Compressor Overh eating Prevention Control  Instructed frequency for compre ssor operation will be regulated by compre ssor discharge temperature. The changes of frequency are as below.  If compressor discharge temperature excee ds 224.6°F (107°C), compressor will be stop ped, occurs 4 times per 20 minutes, timer LED will be blink[...]

  • Page 46

    46 13.2 Protection Control For Co oling & Soft Dry Operation 13.2.1 Outdoor Air Temperature Control  The compressor operating frequency is regulated in acco rdance to the outdoor air temperature as shown in the diagram below.  This control will begin 1 minute after the comp ressor starts.  Compressor frequency will adjust base on outdo[...]

  • Page 47

    47 13.2.6 Odor Cut Control  To reduce the odor released from the unit. o Start Condition  AUTO FAN Speed is selected duri ng COOL or DRY operation.  During freeze prevention control and timer prelim ina ry operation, this control is not applicable. o Control content  Depends on compressor conditions: 1. Compressor OFF → Co mpressor ON[...]

  • Page 48

    48 14. Servicing Mode 14.1 Auto OFF/ON Button 1 AUTO OPERATION MODE The Auto operation will be activated immediately once the Auto OFF/ON button is pressed. This operation can be used to operate air conditioner wi th limited func tion if remote control is misplaced or malfunctio n. 2 TEST RUN OPERATION (FOR PU MP DOWN/SERVICING PURPOSE) The Test Ru[...]

  • Page 49

    49 4 REMOTE CONTROL RECE IVING SOUND OFF/ON MODE The Remote Control Receiv ing Sound OFF/ON Mode will be activated if the Auto OFF/ON button is pressed continuously for more than 16 seco nds (4 “beep” sounds will occur at 16th seco nds to identify the Remote Control Receiving Sound Off/On Mode is in standby condition ) and press “AC Reset” [...]

  • Page 50

    50 15. T roubleshooting Guide 15.1 Refrigeration Cycle System In order to diagnose malfunctions, make sure that there are no electrical problems before inspectin g the refrigeration cycle. Such problems include in sufficient insulation, problem with the power source, malfunction of a compressor a nd a fan. The normal outlet air temperature and p re[...]

  • Page 51

    51 15.1.1 Relationship between the condition of the air conditioner and pressure and electric current Condition of the air conditioner Cooling Mode Heating Mode Low Pressure High Pressure Electric current during operation Low Pressure High Pressure Electric current during operation Insufficient refrigerant (gas leakage) Ô Ô Ô Ô Ô Ô Clogged ca[...]

  • Page 52

    52 15.2 Breakdown Self Diagnosis Function 15.2.1 Self Diagnosis Function (Thr ee Digits Alphanumeric Code)  Once abnormality has occurred duri ng operation, the unit will stop its operation, and Time r LED blinks.  Although Timer LED goes off when power su pply is turned off, if the unit is operated under a breakdown condition, the LED will l[...]

  • Page 53

    53 15.3 Error Codes Table Diagnosis display Abno rmality / Protection control Abno rmality Judgment Protection Operat ion Problem Check location H00 No memory of failure — Normal operation — — H11 Indoor/outdoor abnormal communication After operation for 1 minute Indoor fan only operation can start by entering into force cooling operation Ind[...]

  • Page 54

    54 Diagnosis display Abno rmality / Protection control Abno rmality Judgment Protection Operat ion Problem Check location H98 Indoor high pressure protection — — Indoor high pressure protection (Heating)  Check indoor heat exchanger  Air filter dirty  Air circulation short circuit H99 Indoor operating unit freeze protection — — Ind[...]

  • Page 55

    55 15.4 Self-diagnosis Method 15.4.1 H11 (Indoor/Outdoor Abnormal Communication) Malfunction Decision Conditions  During startup and operati on of cooling and heating, t he data receiv ed from outdoor unit in indoor unit signal transmission is checked whether it is no rmal. Malfunction Caused  Faulty indoor unit PCB.  Faulty outdoor unit P[...]

  • Page 56

    56 15.4.2 H12 (Indoor/Outdoor Cap acity Rank Mismatched) Malfunction Decision Conditions  During startup, error code appears when different ty pes of indoor and outdoor u nits are interconnected. Malfunction Caused  Wrong models interconnected.  Wrong indoor unit or outdoor unit PCBs mounted.  Indoor unit or outdoor unit PCBs defective.[...]

  • Page 57

    57 15.4.3 H14 (Indoor Intake Air Temp erature Sensor Abnormality) Malfunction Decision Conditions  During startup and operati on of cooling and heating, t he temperatures detecte d by the indoor intake air temperature sensor are used to determine sensor e rrors. Malfunction Caused  Faulty connector connecti on.  Faulty sensor.  Faulty P[...]

  • Page 58

    58 15.4.4 H15 (Compressor Temper ature Sensor Abnormality) Malfunction Decision Conditions  During startup and operati on of cooling and heating, t he temperatures detecte d by the outdoor compressor temperature sensor are used to determine sensor e rrors. Malfunction Caused  Faulty connector connecti on.  Faulty sensor.  Faulty PCB. Tr[...]

  • Page 59

    59 15.4.5 H16 (Outdoor Current Transformer) Malfunction Decision Conditions  An input current, detected by Current Transformer CT , is below threshold value whe n the compressor is operating at certain frequency value for 3 minutes. Malfunction Caused  Lack of gas  Broken CT (current transformer)  Broken Outdoor PCB Troubleshooting[...]

  • Page 60

    60 15.4.6 H19 (Indoor Fan Motor – DC Motor Mechanism Locked) Malfunction Decision Conditions  The rotation speed detected by the Hall IC during fan motor operati on is used to determine abnorm al fan motor (feedback of rotation > 2550rpm or < 50rpm) Malfunction Caused  Operation stops due to short circuit insid e the fan motor winding[...]

  • Page 61

    61 15.4.7 H23 / H24 (Indoor Pipe Temperature Sensor Abnormality) Malfunction Decision Conditions  During startup and operati on of cooling and heating, t he temperatures detecte d by the indoor heat exchanger temperature sensor are used to determine sensor e rrors. Malfunction Caused  Faulty connector connecti on.  Faulty sensor.  Fault[...]

  • Page 62

    62 15.4.8 H27 (Outdoor Air Temper ature Sensor Abnormality) Malfunction Decision Conditions  During startup and operati on of cooling and heating, the temperatures detecte d by the outdoor air temperature sensor are used to determine sensor errors. Malfunction Caused  Faulty connector connecti on.  Faulty sensor.  Faulty PCB. Troublesho[...]

  • Page 63

    63 15.4.9 H28 (Outdoor Pipe Temperature Sensor Abnormality) Malfunction Decision Conditions  During startup and operati on of cooling and heating, the temperatures detected by the outdoo r pipe temperature sensor are used to determine sensor errors. Malfunction Caused  Faulty connector connecti on.  Faulty sensor.  Faulty PCB. Troublesh[...]

  • Page 64

    64 15.4.10 H30 (Compressor Discharge Temperature Sensor Abnormality) Malfunction Decision Conditions  During startup and operati on of cooling and heating, t he temperatures detecte d by the outdoor discharge pipe temperature sensor are used to determine sensor e rrors. Malfunction Caused  Faulty connector connecti on.  Faulty sensor.  [...]

  • Page 65

    65 15.4.11 H32 (Outdoor Heat Exchanger Temperature Sensor 2 Abnormality) Malfunction Decision Conditions  During startup and operati on of cooling and heating, t he temperatures detecte d by the outdoor heat exchanger temperature sensor are used to determine sensor e rrors. Malfunction Caused  Faulty connector connecti on.  Faulty sensor. [...]

  • Page 66

    66 15.4.12 H33 (Unspecified Voltag e between Indoor and Outdoor) Malfunction Decision Conditions  The supply power is detec ted for its requir ement by the indoor/outdoor transmission. Malfunction Caused  Wrong models interconnected.  Wrong indoor unit and outdoor unit PCB s used.  Indoor unit or outdoor unit PCB defective. Troubleshoot[...]

  • Page 67

    67 15.4.13 H36 (Outdoor Gas Pipe Sensor Abnormality) Malfunction Decision Conditions  During startup and operati on of cooling and heating, the temperatures detected by the outdoo r gas pipe temperature sensor are used to determine sensor e rrors. Malfunction Caused  Faulty connector connecti on.  Faulty sensor.  Faulty PCB. Troubleshoo[...]

  • Page 68

    68 15.4.14 H37 (Outdoor Liquid Pipe Te mperature Sensor Abnormality) Malfunction Decision Conditions  During startup and operati on of cooling and heating, t he temperatures detecte d by the outdoor liquid pipe temperature sensor are used to determine sensor e rrors. Malfunction Caused  Faulty connector connecti on.  Faulty sensor.  Fau[...]

  • Page 69

    69 15.4.15 H97 (Outdoor Fan Motor – DC Motor Mechanism Locked) Malfunction Decision Conditions  The rotation speed detected by the Hall IC during fan motor operati on is used to determine abnorm al fan motor. Malfunction Caused  Operation stops due to short circuit insid e the fan motor winding.  Operation stops due to breaking of wire i[...]

  • Page 70

    70 15.4.16 H98 (Error Code Stored in Memory a nd no alarm is triggered / no TIMER LED flashing) Malfunction Decision Conditions  Indoor high pressure is det ected when indoor heat ex change r is detecting very high temperature when the unit is operating in heating operation.  Phenomena: unit is stopping and re -starting very often in heating [...]

  • Page 71

    71 15.4.17 H99 (Indoor Freeze Prevention Pr otection: Cooling or Soft Dry) Error Code will not display (no Time r LED blinking) but store in EEPROM Malfunction Decision Conditions  Freeze prevention control takes pla ce (when indoor pipe temperature is lowe r than 35.6°F (2°C)) Malfunction Caused  Air short circuit at indoor unit  Clogge[...]

  • Page 72

    72 15.4.18 F11 (4-way Valve Switching Failure) Malfunction Decision Conditions  When indoor heat exchang er is cold during heating (e xcept deice) or when indoor heat excha nger is hot during cooling and compressor operating, the 4 - way valve is detected as malfunction. Malfunction Caused  Indoor heat exchanger (pipe) thermistor  4-way va[...]

  • Page 73

    73 15.4.19 F17 (Indoor Standby Un its Freezing Abnormality) Malfunction Decision Conditions  When the different between indoor intake air tempe rat ure and indoor pipe temperature is above 50°F (10°C) or indoor pipe temperature is below 30.2°F (-1.0 °C). Remark: When the indoor standby unit is free zing, the outdoor unit transfers F17 error [...]

  • Page 74

    74 15.4.20 F90 (Power Factor Correction Protection) Malfunction Decision Conditions  To maintain DC voltage level supply to power transi stor.  To detect high DC voltage level after rectification. Malfunction Caused  During startup and operati on of cooling and heating, when Power Factor Correction (P FC) protection circuitry at the outdoo[...]

  • Page 75

    75 15.4.21 F91 (Refrigeration Cycle Abnormality) Malfunction Decision Conditions  The input current is low while the compressor is runni ng at higher than the setting frequency. Malfunction Caused  Lack of gas.  3-way valve close. Troubleshooting[...]

  • Page 76

    76 15.4.22 F93 (Compressor Rotation Failure) Malfunction Decision Conditions  A compressor rotation failure is detected by checkin g the compressor running condition throug h the position detection circuit. Malfunction Caused  Compressor termin al disconnect  Faulty Outdoor PCB  Faulty compressor Troubleshooting[...]

  • Page 77

    77 15.4.23 F95 (Outdoor High Pressure Pr otection: Cooling or Soft Dry) Malfunction Decision Conditions  During operation of cooli ng or soft dry, when outdoor uni t heat exchanger high temperature data is detected by the outdoor unit heat exchanger thermi stor. Malfunction Caused  Outdoor heat exchanger temperature rise due to short-circuit [...]

  • Page 78

    78 15.4.24 F96 (IPM Overheating) Malfunction Decision Conditions  During operating of cooli ng and heating, when IPM te mperature data 212°F (100°C) is dete cted by the IPM temperature sensor. Multi Models only o Compressor Overheating: During operation of cooli n g and heating, when the compressor OL is activated. o Heat Sink Overheating: Dur[...]

  • Page 79

    79 15.4.25 F97 (Compressor Overheating) Malfunction Decision Conditions  During operation of cooli ng and heating, when compressor tank temperature d ata 233.6°F (112°C) is detected by the compressor tank temperature sensor. Malfunction Caused  Faulty compressor tank temperature senso r  2/3 way valve closed  Refrigerant shortage (ref[...]

  • Page 80

    80 15.4.26 F98 (Input Over Current Detection) Malfunction Decision Conditions  During operation of cooli ng and heating, when an input over-c urrent (X value in Total Running Current Control) is detected by checking the input curr ent value being de tected by current tr ansformer (CT) with the compressor running. Malfunction Caused  Excessive[...]

  • Page 81

    81 15.4.27 F99 (DC Peak Detection) Malfunction Decision Conditions During startup and operati on of cooling and heating, when in verter DC peak d ata is received by the outdoor internal DC Peak sensing circuitry. Malfunction Caused  DC current peak due to compre ssor failure.  DC current peak due to defective power transi stor(s).  DC curr[...]

  • Page 82

    82 WA RN ING 16. Disassembly and Assembly Instructions High Voltage is generated in the electrical parts area by the capacitor. Ensure that t he capac itor has discharged sufficiently before proceeding with repair work. Failure to heed this cauti on may result in electric shocks. 16.1 Indoor Electronic Controllers, Cro ss Flow Fan and Indoor Fan Mo[...]

  • Page 83

    83 Figure 3 Figure 4 16.1.3 To remove discharge grille Figure 5[...]

  • Page 84

    84 16.1.4 To remove control board Figure 6 16.1.5 To remove cross flow fan and indoor fan motor Figure 7[...]

  • Page 85

    85 Figure 8 Figure 9[...]

  • Page 86

    86 Figure 10[...]

  • Page 87

    87 16.2 Outdoor Electronic Controller Removal Procedure 1 Remove the 4 screws of the Top Pan el. Fig.1 2 Remove the 10 screws of the Front Panel. Fig.2 3 Remove the Top Cover of the Electronic Controller. Fig.3 4 Remove the Control Board. Fig.4 5 Remove the 8 screws of the Electroni c Controller. Fig.5 Caution! When handling electronic controller, [...]

  • Page 88

    88 17. T echnical Data 17.1 Operation Characteristics 17.1.1 CS-XE9PKUA CU-XE9PKUA  Cooling Characteristic [Condition] Indoor temperature: 81°F (27°C) (DBT), 66°F (19°C) (WBT) Piping Length: 24.6ft (7.5 m) Remote condition: High fan spee d Comp. Hz: F c[...]

  • Page 89

    89  Piping Length Characteristic [Condition] Indoor temperature: 81°F (27°C) (DBT), 66°F (19°C) (WBT) Outdoor temperature: 95°F (35°C) (DBT ) Remote condition: High fan spee d Comp. Hz: F c[...]

  • Page 90

    90  Heating Characteristic [Condition] Indoor temperature: 68°F (20°C) (DBT) Piping Length: 24.6ft (7.5 m) Remote condition: High fan spee d Comp. Hz: F h[...]

  • Page 91

    91  Piping Length Characteristic [Condition] Indoor temperature: 68°F (20°C) (DBT) Outdoor temperature: 47°F (8°C) (DBT), 43°F (6°C) (WBT) Remote condition: High fan spee d Comp. Hz: F h[...]

  • Page 92

    92 17.1.2 CS-XE12PKUA CU-XE12 PKUA  Cooling Characteristic [Condition] Indoor temperature: 81°F (27°C) (DBT), 66°F (19°C) (WBT) Piping Length: 24.6ft (7.5 m) Remote condition: High fan spee d Comp. Hz: F c[...]

  • Page 93

    93  Piping Length Characteristic [Condition] Indoor temperature: 81°F (27°C) (DBT), 66°F (19°C) (WBT) Outdoor temperature: 95°F (35°C) (DBT ) Remote condition: High fan spee d Comp. Hz: F c[...]

  • Page 94

    94  Heating Characteristic [Condition] Indoor temperature: 68°F (20°C) (DBT) Piping Length: 24.6ft (7.5 m) Remote condition: High fan spee d Comp. Hz: F h[...]

  • Page 95

    95  Piping Length Characteristic [Condition] Indoor temperature: 68°F (20°C) (DBT) Outdoor temperature: 47°F (8°C) (DBT), 43°F (6°C) (WBT) Remote condition: High fan spee d Comp. Hz: F h[...]

  • Page 96

    96 17.2 Sensible Capacity Chart  CU-XE9PKUA 208-230V Outdoor Temperature Indoor wet bulb 86 °F (30 °C) 95 °F (35 °C) 104 °F (40 °C) 114.8 °F (46 °C) TC SHC IP TC SHC IP TC SHC IP TC SHC IP 62.6°F (17.0 °C) 2.53 1.92 0.49 2.36 1.84 0.53 2.20 1.77 0.57 2.00 1.68 0.61 66.2°F (19.0 °C) 2.55 0.54 67.1°F (19.5 °C) 2.78 2.01 0.50 2.60 1.9[...]

  • Page 97

    97 18. Exploded View and Replacement Parts List 18.1 Indoor Unit 18.1.1 CS-XE9PKUA CS-XE12PKUA Note The above exploded view is for the purp os e of parts disassembly and replacement. The non-numbered pa rts are not kept as standard service parts.[...]

  • Page 98

    98 SAFETY REF. N O. PART NAME & DESCRIPTION QTY. CS-XE9PKUA CS-XE12PKUA REMARK 1 CHASSIS CO MPLETE 1 CWD50C1730 ← 2 FAN MOTOR 1 ARW7715AC ← O 3 CROSS - FLOW FAN COMPLETE 1 CWH02C1137 ← 4 BEARING ASSY 1 CWH64K1010 ← O 4a SCREW – CROSS - FLOW FAN 1 CWH551146 ← 6 EVAPORATOR 1 CWB30C4585 CWB30C4588 7 FLARE NUT (LIQUID) 1 CWT251030 ← 8[...]

  • Page 99

    99 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CS-XE9PKUA CS-XE12PKUA REMARK 61 BAG 1 CWG8615 15 ← 62 SHOCK ABS ORBER (L) 1 CWG713484 ← 63 SHOCK ABS ORBER (R) 1 CWG713485 ← 64 C.C.CASE 1 CWG5685 09 ← (NOTE)  All parts are supplied from PAPAMY, Malaysia (Vendo r Code: 00029488).  “O” marked p arts are recommended to be kept in[...]

  • Page 100

    100 18.2 Outdoor Unit Note The above exploded view is for the purp os e of parts disassembly and replacement. The non-numbered pa rts are not kept as standard service parts.[...]

  • Page 101

    101 SAFETY REF. NO. PART NAME & DESCRIPTI ON QTY. CU-XE9PKUA CU-XE12PKU A REMARK 1 CHASSIS COMPLETE 1 CWD52K1347A ← 2 ANTI - VIBRA TION BUSHING 3 CWH50077 ← 3 COMPRESSOR 1 5RS102XHB21 ← O 4 NUT - COMPRESSOR MOUNT 3 CWH56000J ← 5 SOUND PROOF MATERIAL 1 CWG302850 ← 6 FAN MOT OR BRACKET 1 CWD541153 ← 7 FAN MOTOR 1 ARW8407AC ← O 8 SCR[...]

  • Page 102

    102 SAFETY REF. NO. PART NAME & DESCRIPTI ON QTY. CU-XE9PKUA CU-XE12PKUA REM ARK 74 SHOCK ABSORBER (RIGHT) 1 CWG713218 ← 75 C.C.CASE 1 CWG568360 ← (NOTE)  All parts are supplied from PAPAMY, Malaysia (Vendo r Code: 00029488).  “O” marked p arts are recommended to be kept in stock. Printed in Malaysia FY0513-0[...]