Panasonic CS-KS30NKU manuel d'utilisation

AIR CO N DIT ION E R IMPORT ANT These air conditioners emplo y new refrigerant R410A. Pa y special attention when servicing the unit. TECHNICAL & SER VICE MANU AL CS-KS30NKU + CU-KS30NKU A CS-KS36NKU + CU-KS36NKU A DC INVER TER SPLIT SYSTEM AIR CONDITIONER Outdoor Model No. CU-KS30NKU A CU-KS36NKU A Product Code No. 1 852 360 84 1 852 360 85 In[...]

• Before doing repair work, please read the " SAFETY PRECA UTIONS" carefully and fully understand them. • The precautionary items here are divided into " W ar ning" and " Caution" items. Items in par ticular which ma y cause death or serious injur y to the service personnel if the wor k is not perf ormed correctly [...]

W arning If refrigerant gas blows off during the work, do not touch the refrigerant gas as it may cause frostbite . If refrigerant gas leaks during the wor k, v entilate the room. If refrigerant gas catches fire, harmful gas may be generated. Do not mix any gas other than the specified refrigerant gas in the refrigerating cycle. If air or other con[...]

T able of Contents SAFETY PRECA UTIONS T ABLE OF CONTENTS 1. OPERA TING RANGE 2. SPECIFICA TIONS 2-1. Unit Specifications 2-2. Major Component Specifications 2-3. Other Component Specifications 3. DIMENSIONAL D A T A 4. REFRIGERANT FLO W DIA GRAM 4-1. Refr igerant Flo w Diagram 5. PERFORMANCE D A T A 5-1. T emperature Char ts 5-2. Cooling Capacity [...]

9. CHECKING ELECTRICAL COMPONENTS 9-1. Measurement of Insulation Resistance 9-2. Checking Continuity of Fuse on PCB Ass'y 10. REFRIGERANT R410A: SPECIAL PRECA UTIONS WHEN SER VICING UNIT 10-1. Characteristics of New Refrigerant R410A 10-2. Checklist bef ore Ser vicing 10-3. T ools Specifically f or R410A 10-4. T ubing Installation Procedures 1[...]

95 °F DB / 71 °F WB 67 °F DB / 57 °F WB 1. OPERA TING RANGE Maximum Minimum 115 °F DB 0 °F DB T emperature Indoor Air Intake T emp. Outdoor Air Intake T emp. Cooling 6[...]

2. SPECIFICA TIONS 2-1. Unit Specifications Indoor Unit CS-KS30NKU Outdoor Unit CU-KS30NKU A < 230V > D A T A SUBJECT TO CHANGE WITHOUT NO TICE. Remarks: Rating conditions are: Cooling: Indoor air temperature 80 °F DB / 67 °F WB Outdoor air temperature 95 °F DB / 75 °F WB V er tical dB-A dB-A Indoor : Hi/Me/Lo/Qt* Outdoor : Hi Air Filter [...]

Indoor Unit CS-KS30NKU Outdoor Unit CU-KS30NKU A < 208V > D A T A SUBJECT TO CHANGE WITHOUT NO TICE. V er tical dB-A dB-A Indoor : Hi/Me/Lo/Qt* Outdoor : Hi Air Filter Compressor Refrigerant / Amount charged at shipment Ibs (g) Refrigerant Control Shipping V olume Net Shipping P ac kage Dimensions W eight Height s Width s Depth Height s Width[...]

Indoor Unit CS-KS36NKU Outdoor Unit CU-KS36NKU A < 230V > D A T A SUBJECT TO CHANGE WITHOUT NO TICE. V er tical dB-A dB-A Indoor : Hi/Me/Lo/Qt* Outdoor : Hi Air Filter Compressor Refrigerant / Amount charged at shipment Ibs (g) Refrigerant Control Shipping V olume Net Shipping P ac kage Dimensions W eight Height s Width s Depth Height s Width[...]

Indoor Unit CS-KS36NKU Outdoor Unit CU-KS36NKU A < 208V > D A T A SUBJECT TO CHANGE WITHOUT NO TICE. V er tical dB-A dB-A Indoor : Hi/Me/Lo/Qt* Outdoor : Hi Air Filter Compressor Refrigerant / Amount charged at shipment Ibs (g) Refrigerant Control Shipping V olume Cooling Net Shipping P ac kage Dimensions W eight Height s Width s Depth Height[...]

Indoor Unit CS-KS30NKU 24BYJ48-1256 Flap Motor T ype Stepping Motor Rating Model Coil Resistance Oh m (Ambient T emp . 77 °F (25 °C)) Each P air of T erminal : 200 +/- 7% DC 12V Aluminum Plate Fin / Copper T ube 1 and 2 19.5 4.55 (0.423) F ace Area Coil Rows Fins P er inch Heat Exchanger Coil ft 2 (m 2 ) D A T A SUBJECT TO CHANGE WITHOUT NO TICE.[...]

Indoor Unit CS-KS36NKU Flap Motor T ype Rating Model Coil Resistance Oh m (Ambient T emp . 77 °F (25 °C)) F ace Area Coil Rows Fins P er inch Heat Exchanger Coil ft 2 (m 2 ) D A T A SUBJECT TO CHANGE WITHOUT NO TICE. Control PCB Control Circuit Fuse Controls P ar t No . Microprocessor 250V 3A CB-CS-KS36NKU Fan Q'ty ... Dia. and Length T ype [...]

Outdoor Unit CU-KS30NKU A 2-2-2. Outdoor Unit P .C.Board Circuit Fuse Controls P ar t No . - 250V 25A PO W -CH3082-B2 Noise Filer P .C .B Microprocessor 400V 3.15A CR-C3082-F Control P .C .B - - HIC-CH3072R-C1 H.I.C .Board D A T A SUBJECT TO CHANGE WITHOUT NO TICE. Pints (cc) - Micro F VA C External Finish Acr ylic bak ed-on enamel finish FV68S ...[...]

Outdoor Unit CU-KS36NKU A P .C.Board Circuit Fuse Controls P ar t No . - 250V 25A PO W -CH3082-B2 Noise Filer P .C .B Microprocessor 400V 3.15A CR-C3682-F Control P .C .B - - HIC-CH3072R-C1 H.I.C .Board D A T A SUBJECT TO CHANGE WITHOUT NO TICE. Pints (cc) - Micro F VA C External Finish Acr ylic bak ed-on enamel finish FV68S ... 2.98 (1,400) - - In[...]

2-3. Other Component Specifications Indoor Unit CS-KS30NKU CS-KS36NKU Outdoor Unit CU-KS30NKU A CU-KS36NKU A 0 32 50 68 86 104 122 140 158 176 194 (0) (10) (20) (30) (40) (50) (60) (70) (80) (90) 40 60 80 100 120 140 160 180 200 20 50 1 0 2 3 4 5 6 7 8 9 10 59 68 77 86 95 104 (10) (15) (20) (25) (30) (35) (40) • Indoor air temp sensor (Model:KTEC[...]

3. DIMENSIONAL D A T A Indoor Unit CS-KS30NKU CS-KS36NKU Unit: inch(mm) (852-0-0010-196-00-0) 41-15/16 (1065) 9-1/16 (230) (3/32) 7-25/32 Wide tube dia. 5/8" (15.88) Narrow tube dia. 3/8" (9.52) 1-27/32 1-3/32 2-3/32 25/32 5-1/2 6-7/32 16-11/32 17-5/16 19-9/16 16-11/32 17-21/32 22-3/8 5-3/16 3-3/4 3-3/4 7-7/8 15-1/8 17-23/32 2-11/16 11-13[...]

Outdoor Unit CU-KS30NKU A CU-KS36NKU A Unit: inch(mm) (852-0-0010-194-00-1) 4-11/32 2-25/32 1-15/16 6-23/32 19/32 31/32 4-3/4 1-3/16 7/16 2-5/32 21/32 1-27/32 1-3/16 2-3/8 3/4 3-3/8 2-17/32 Wiring outlet (knock-out holes dia.1-3/8, 1-3/32, 7/8, 1/2) 6-11/6 25-31/32 4-11/32 2-15/16 2-3/8 2-ID:1-1/4 holes (holes for drain) Of the 4-ID:1-1/4 holes, us[...]

Wide tube service valv e Wide tube Narrow tube service valv e Narrow tube Heat exchanger Heat exchanger Cooling cycle Indoor unit Outdoor unit Electric expansion valv e Strainer M O. D 5/8" (15.88 mm) O. D . 3/8" (9.52 mm) 4. REFRIGERANT FLO W DIA GRAM 4-1. Refrigerant Flow Diagram Indoor Unit CS-KS30NKU CS-KS36NKU Outdoor Unit CU-KS30NKU[...]

5. PERFORMANCE D A T A 5-1. T emperature Char ts Indoor Unit CS-KS30NKU Outdoor Unit CU-KS30NKU A • Check each perf or mance v alue in test-run mode. Electrical performance values represent a combined indoor/outdoor v alue. NO TE Cooling Characteristics (RH : 46%, Indoor f an speed : High fan) (60Hz, 230V) (1) Low pressure perf or mance char t (2[...]

Indoor Unit CS-KS36NKU Outdoor Unit CU-KS36NKU A Cooling Characteristics (RH : 46%, Indoor f an speed : High fan) (60Hz, 230V) • Check each perf or mance v alue in test-run mode. Electrical performance values represent a combined indoor/outdoor v alue. NO TE (1) Low pressure perf or mance char t (2) Operating current perf or mance char t (3) Indo[...]

1. Rating conditions (#) : Indoor Unit Enter ing Air T emp . 80 °F (26.7 °C) DB / 67 °F (19.4 °C) WB : Outdoor Ambient T emp. 95 °F (35 °C) DB 2. 3. Above data represents the v alue when the operation frequency of a compressor is fix ed. Abov e data does not tak e F reeze Prev ention Protection dur ing cooling operation into account. F or thi[...]

Outdoor Unit : CU-KS36NKU A Indoor Unit : CS-KS36NKU Pow er supply : 230V Single Phase 60Hz RATI NG C APACI TY: 34,000 BTU/h AI R FLOW RA TE: 630 CF M INDOOR OUTDOOR EN T. TEM P. o F ( o C ) AMBIEN T TEMP. o F ( o C) W B DB 65 75 85 95 105 115 (18.3) (23.9) (29.4) (35.0) (40.6) (46.1) TC 27,450 28,140 28,840 29,040 24,650 16,770 CI 2.61 3.02 3.43 3[...]

Outdoor Unit : CU-KS30NKU A Indoor Unit : CS-KS30NKU Pow er supply : 230V Single Phase 60Hz RATI NG C APACI TY: 30,600 BTU/h AIR FLOW RATE: 630 CF M IND OOR OUTDOOR ENT. TEM P. o F ( o C) AM BI ENT TEMP. o F ( o C) W B DB 0 5 15 25 35 45 55 (-17.8) (-15.0) (-9.4) (-3.9) (1.7) (7.2) (12.8) TC 30,120 30,060 29,930 29,780 29,590 29,330 29,070 CI 0.05 [...]

Outdoor Unit : CU-KS36NKU A Indoor Unit : CS-KS36NKU Pow er supply : 230V Single Phase 60Hz -1 RATI NG C APACI TY: 34,000 BTU/h AIR FLOW RATE: 630 CF M IND OOR OUTDOOR ENT. TEM P. o F ( o C) AM BI ENT TEMP. o F ( o C) W B DB 0 5 15 25 35 45 55 (-17.8) (-15.0) (-9.4) (-3.9) (1.7) (7.2) (12.8) TC 30,900 30,870 30,800 30,710 30,590 30,400 30,210 CI 0.[...]

Horizontal distance (ft.) Axis air velocity (ft./sec.) V er tical distance (ft.) Room air temp. : 80°F (26.7°C) Fan speed : High Cooling : Flap angle 0 , : Axis air velocity 0 : Flap angle 30 , : Axis air velocity 30 5-4. Air Thro w Distance Char ts Indoor Unit CS-KS30NKU 0 5 10 15 0 5 10 15 20 25 30 25[...]

Horizontal distance (ft.) Axis air velocity (ft./sec.) Vertical distance (ft.) Room air temp. : 80°F (26.7°C) Fan speed : High Cooling : Flap angle 0 , : Axis air velocity 0 : Flap angle 30 , : Axis air velocity 30 Indoor Unit CS-KS36NKU 0 5 10 15 0 5 10 15 20 25 30 26[...]

6. ELECTRICAL D ATA 6-1. Electrical Characteristics Indoor Unit CS-KS30NKU Outdoor Unit CU-KS30NKU A Indoor UnitOutdoor Unit Fan Motor Fan Motor + Compressor Performance at 230V Single-phase 60Hz Rating conditions Running amp. A 0.4 Power input W A W 39 16.1 3,251 Rating conditions: Indoor air temperature: 80 °F (26.7 °C) DB / 67 °F (19.4 °C) W[...]

Indoor Unit CS-KS36NKU Outdoor Unit CU-KS36NKU A Indoor UnitOutdoor Unit Fan Motor Fan Motor + Compressor Performance at 230V Single-phase 60Hz Rating conditions Running amp. A 0.4 Power input W A W 39 19.6 3,961 Rating conditions: Indoor air temperature: 80 °F (26.7 °C) DB / 67 °F (19.4 °C) WB Outdoor air temperature: 95 °F (35 °C) DB Coolin[...]

CONTROLLER IND LAMP ASSY 1 2 4 5 1 2 4 3 3 5 1 2 3 9 1 2 3 4 5 4 5 6 7 6 7 8 8 9 1 2 3 9 1 2 3 4 5 4 5 6 7 6 7 8 8 9 LAMP 9P (WHT) 1 2 1 2 COIL 2P (WHT) ROOM/UV 4P (WHT) S-LINK (RAC) 4P (BLU) FLAP 5P (WHT) GND 2P (WHT) 1 2 3 4 1 2 3 4 1 2 3 4 WHT BLK BLK BLK BLK BLK BLK BLK BLK FLAP MOTOR EVAPORATOR GND RED ORG YEL PNK BLU 1 2 6 7 1 2 6 5 5 7 DCM 7[...]

Outdoor Unit CU-KS30NKU A CU-KS36NKU A 8F A2-5251-15300-0 CONTROL P .C .BO ARD NOISE FIL TER P .C . BOARD HIC BOARD + + HIC - W T S R V U + - + HIC + + L1 + L2 + DC - TH01 (YEL) TH1 + + M 3 COMPRESSOR MOTOR BLU WHT RED 1 2 3 10 1 2 3 4 5 4 5 6 7 6 7 8 9 8 9 10 1 2 1 2 3 10 1 2 3 4 5 4 5 6 7 6 7 8 9 8 9 10 HIC1 (WHT) CN01 (WHT) WHT BLK BLK BLK BLK B[...]

Emergency operation Emergency operation is a vailable when the remote controller malfunctions, has been lost, or otherwise cannot be used. • The set temperature is 4°F(2°C) below the detected room temperature in the case of cooling operation. (GREEN) (Lamp Off) COOL ST OP T o operate the system, press the OPERA TION button, which is also used a[...]

HIGH PO WER NIGHT SETB A CK Lamp colors Timer backup This function acts to raise the power but keeps the AC system in the same operating mode. This function is set with the HIGH PO WER button on the remote controller . (It can be set regardless of the temperature and f an speed settings.) HIGH PO WER operation from remote controller The unit operat[...]

The noise reducing control is the function used f or silent operation of the air conditioner b y means of setting the dip s witch on the outdoor unit P .C .Board to control the fan and compressor's motor speed. <Operation Sound> <Switching Pr ocedure to Noise Reducing Control> (1) Remov e the 3 screws fixing the inspection panel an[...]

The maximum current v alue is changed to 14A (f or CU-KS30NKU A) or 17A (for CU-KS36NKU A) to prev ent power break er tr ipping. (It is set to 24A when the unit is delivered from the f actory .) <Maximum Current V alue Change Procedure> (1) Remov e the inspection panel. Refer to Fig. 2 in " Noise Reducing Control" for details . (2) [...]

Compressor dischar ge temperature contr ol Freeze prevention During COOL or DR Y operation, freezing is detected and operation is stopped when the temperature of the indoor heat e xchanger matches the conditions below . 1. F reeze-pre vention operation is engaged when the temperature of the indoor heat e xchanger is below 41°F(5°C). 2. Restar t a[...]

8. TROUBLESHOO TING (BEFORE CALLING FOR SER VICE) 8-1. Precautions before P erforming Inspection or Repair NO TE After checking the self-diagnostics monitor , turn the power OFF bef ore star ting inspection or repair . High-capacity electrolytic capacitors are used inside the outdoor unit controller (inv er ter). The y retain an electr ical charge [...]

Since the indications cov er various units, the corresponding par ts listed below ma y not be present in some models. (1) OPERA TION lamp (2) TIMER lamp (3) OPERA TION TIMER ON/OFF INDOOR UNIT (1) Self-diagnostics Lamps INDICA TION ON INDOOR UNIT .... OFF DIA GNOSIS CONTENTS POSSIBLE MALFUNCTION ROOM TEMP . SENSOR TR OUBLE I/D HEA T EXCHANGER TEMP [...]

(2) If the self-diagnostics function fails to operate Check the indoor unit. Is the fuse blown? Replace the controller . Replace the circuit board or the fuse. No indicators illuminate and the indoor f an does not rotate. Check the po wer v oltage. Nor mal Blown 38[...]

8-3. Checking the Indoor and Outdoor Units (1) Checking the indoor unit (2) Checking the outdoor unit Using the TEST/T -RUN terminals Control No. Check items (unit operation) T -R UN : T est r un (compressor and f an motor turn ON). TEST/MV : Compresses time to 1/60th (accelerates operation b y 60 times f aster than normal). Use the remote controll[...]

(3) Serial Communication Error Identification Procedure Refer to "Method of Self-Diagnostics" for the self-diagnostics procedure. (3-1) Alarm Code : E05 < Before the Operation > If the lamps on the main body show the following conditions after the completion of self-diagnostics, a communication error between the indoor unit and outd[...]

What is the latest self-diagnosis result ? Alarm Code : E07/P04/P05/ P20/P27 Alarm Code : E07/P04/P05/ P20/P27 Defect in the outdoor unit P .C. board. Alarm Code : E05 Defect or connection error in the inter-unit cable Defect in the indoor unit P .C. board ( Continued from the pre vious page A. ) A ( Continued from the pre vious page B. ) B 1 2 4 3[...]

(3-2) Alarm Code : E07/P04/P05/P20/P27 T roubleshooting Serial Communication 1. T ur n off the power and wait until the power lamp (LED) of the outdoor unit controller is turned OFF . 2. Disconnect the cable from the ter minal 3 on the indoor unit terminal str ip . (Fig. 7) Defect in the indoor unit P .C. board Defect in the outdoor unit P .C. boar[...]

[T rouble symptom 3] Motor rotates f or some time (sev eral seconds), but then quic kly stops, when the indoor unit operates. (There is trouble in the system that pro vides f eedbac k of motor rotation speed from the motor to the indoor unit controller .) [T rouble symptom 4] F an motor rotation speed does not change dur ing indoor unit operation. [...]

8-4-2. Outdoor Fan Motor This outdoor DC f an motor contains an internal control PCB. Therefore , it is not possible to measure the coil resistance, and the f ollowing procedure should be used to check the motor . P erform the trouble diagnosis b y T est Run mode descr ibed on Installation Instructions of indoor unit. [T rouble symptom 1] The f an [...]

8-5. Noise Malfunction and Electromagnetic Interference An inv er ter A/C operates using pulse signal control and high frequencies. Therefore, it is susceptib le to the effects of e xternal noise, and is lik ely to cause electromagnetic interf erence with nearby wireless de vices. A noise filter is installed f or ordinar y use , pre venting these p[...]

Insulation tester Probe Clip Ground wire T erminal plate Copper tube or metallic par t Clip Insulation tester Probe Fig. 1 Fig. 2 Fig. 3 Fig. 4 Copper tube or metallic par t Clip Insulation tester Probe Clip Insulation tester Probe Metallic par t F rom f an motor , compressor and other par ts 9. CHECKING ELECTRICAL COMPONENTS 9-1. Measurement of In[...]

Fuse PCB Ass'y Fig. 5 Fig. 6 Fuse 9-2. Checking Continuity of Fuse on PCB Ass'y Remov e the PCB Ass'y from the electr ical component bo x. Then pull out the fuse from the PCB Ass'y . (Fig. 5) Check f or continuity using a multimeter as shown in Fig. 6. 47[...]

10. REFRIGERANT R410A: SPECIAL PRECA UTIONS WHEN SER VICING UNIT 10-1. Characteristics of New Refrigerant R410A 10-1-1. What is New Refrigerant R410A? R410A is a new refrigerant that contains two types of pseudo-non-azeotr opic refrigerant mixture. Its refrigeration capacity and energy efficiency are about the same level as the con ventional refrig[...]

T ubing precautions Refrigerant R410A is more easily affected b y dust or moisture compared with R22, thus be sure to temporarily cov er the ends of the tubing with caps or tape pr ior to installation. Ne v er use 0.0276" (0.7 mm)-thick copper tubing or tubing which is less than 0.0315" (0.8 mm) in thic kness, since air conditioners with [...]

10-3. T ools Specifically f or R410A For servicing, use the follo wing tools f or R410A Gauge manif old Charging hose Gas leak detector Refrigerant cylinder Charging cylinder Refrigerant recov ery unit V acuum pump with anti-rev erse flow (*1) (Solenoid valv e-installed type, which pre v ents oil from flowing bac k into the unit when the power is o[...]

10-5. In Case of Compressor Malfunction CA UTION Should the compressor malfunction, be sure to make the s witch to a replacement compressor as quickl y as possible. Use only the tools indicated e xclusivel y f or R410A. See "10-3. T ools Specifically f or R410A." 10-5-1. Procedure f or Replacing Compressor (1) Recovering refrigerant Any r[...]

V alve Single valve Charge liquid refrigerant with cylinder in up-side-down position. Single valve (with siphon tube) Charge with cylinder in normal position. Liquid V alve Liquid Charging cylinder Open Refrigerant cylinder Liquid NO! CA UTION Never char ge a large amount of liquid refrigerant at once to the unit. This may cause damage to the compr[...]

Length of tubing Evacuation time Less than 33 ft. (10 m) More than 10 minutes More than 33 ft. (10 m) More than 15 minutes 10-6. In Case Refrigerant is Leaking CA UTION Never attempt to charge ad ditional refrigerant when refrigerant has been leaking from the unit. Follow the pr ocedure described below to locate points of leaks and carry out repair[...]

10-7. Charging Additional Refrigerant 10-7-1. When T ubes are Extended Obser v e the proper amount of refr igerant as stated in this service manual or the installation manual that came with the indoor unit. Charge ad ditional refrigerant in liquid state only . 10-8. Retro-Fitting Existing Systems 10-8-1. Use of Existing Units Never use ne w refrige[...]

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Operating Instructions CS-KS30NKU + CU-KS30NKU A CS-KS36NKU + CU-KS36NKU A (852-6-4181-220-00-2) APPENDIX A A-1[...]

This air conditioner uses the refrigerant R410A. Split System Air Conditioner Model No. Panasonic Corporation 1006 Kadoma, Kadoma City, Osaka, Japan 85264181220002 Indoor Units CS-KS30NKU CS-KS36NKU Outdoor Units CU-KS30NKU A CU-KS36NKU A Operating Instructions Before operating the unit, read these operating instructions thoroughly and keep them fo[...]

2 FEA TURES This air conditioner is a n inv er ter type u nit that automaticall y adjusts ca pability as appropriate . Details on these functions are pro vided below; ref er to these descriptions when using the air condi tioner . • Mic ropr ocessor Contr olled Operation The interior compa rtmen t of the remote controller contains sev eral feature[...]

3 INST ALLA TION LOCA TION • W e recommend that this air conditioner be installed properl y by qualified ins tallation technicians in accor dance with the Installat ion Instructio ns pr ovide d with the unit. • Bef ore installation, check that the v oltage of the electric supply in your home or off ice is the same as the voltage shown on the na[...]

4 NAMES OF P ARTS This illustr ation is based on the e xternal view of a st andard model. Consequently , the shape ma y differ from that of the air cond itioner which y ou hav e selected. This air conditioner consists of an i ndoor unit and an outdoo r unit. Y ou can control the air condit ioner with the remote controller . UNIT DISPLA Y AND OPERA [...]

5 REMO TE CONTROLLER (DISPLA Y) (1) Operation mod e MILD DR Y ................. ............. COOL .... ....................... .......... F AN ....... ....................... .......... (2) F an speed A utomatic operation ............... HIGH ........... ...................... .... MEDIUM... ....................... ....... LOW ....................[...]

6 REMO TE CONTROLLER T ransmitter When you p ress the b uttons on the remote cont roller , the mark appears in the displa y to transmit the setting changes to the receiv er in the air c onditioner . Display Inf ormation on the operating c onditions is dis pla yed whi le the remote controller is s witched on. If the unit is turned of f , FLAP settin[...]

7 Sensor A temperature sensor ins ide the remote controller senses the room temperature . (Co ver c losed) CLOCK button A CL button (ALL CLEAR) Puts the remote co ntroller into pre-oper at ion status . Alw ays press this b utton after replacing the batteries. ON/OFF operation b utton This button is fo r tur ning the air conditioner on and off . 1 H[...]

8 USING THE REMO TE CONTROLLER HO W T O INST ALL B A TT ERIES 1. Slide the co ver i n the direction i ndicated b y the arro w and remo ve it. 2. Install two AAA alkaline batteries . Mak e sure the batteries point in the direction marked in t he batte r y compartment. 3. Use a thin object such as the tip of a pen to press the A CL button. HO W T O U[...]

9 OPERA TION WITH THE REMO TE CONTROLLER 1. Operation 2. Adjusting the Fan Speed A. A utomatic fan speed Simply set the F AN SPEED selector b utton to the position. This automatically sets th e best fan speed f or the room temperature. B. Manual fan speed If you w ant to adjust fan speed manually during operation, just set the F AN SPEED selector b[...]

10 4. Night Setback Mode Night Setbac k Mode is used f or savi ng energ y . Press the NIGHT SETBACK b utton while unit is oper ating. (e xcept F AN mode) The mark appea rs in the displa y . T o release the night setba ck fun cti on, press the NIGHT SETBACK button again. Pressing the MODE sele ctor button cancels Night Setbac k mode . In Cooling and[...]

11 7. UNOCCUPIED Mode Unoccupied mode is use d to prev ent the room temperat ure from increasing too m uch when no one is in the room, and operate automatically to sa ve energy . Press the UNOCCUPIED button. The mark appears in the displa y . T o release the unoccupied func tion, press the UNOCCUPIED b utton again. Unoccupied I ndication Ev en if U[...]

12 SPECIAL REMARKS How it w orks? • Once the room temper ature reaches the le vel that was set, the unit’ s operation frequency is changed automatic ally . • During DR Y operation, the f an speed automatically runs at low er speed for providing a comfortable bree ze . • ‘ ‘DRY’ ’ operation is not possib le if the indoor temperature [...]

13 2. How to set the OFF time (Example) T o stop the air conditi oner at 11:00 am. 3. How to set the ON time (Example) T o start operation at 7:10 am. 4. How to set dail y ON/OFF repeat timer (Example) T o star t operation at 7:10 am. and stop the air condition er at 11:00 am. • The ON/OFF combina tion timer uses the current time as the ref erenc[...]

14 USING THE 1-HOUR OFF TIMER 1. 1-Hour OFF Timer This function causes the unit to operate for one hour and then stop, regar dless of whether the uni t is on or off when this button is pressed. The indicator in the displa y i ndicates that this function is operating. Setting pro cedure: Regardless of whether the unit is o perating or stopped, press[...]

15 • Use the FLAP b utton on the remo te contr oller to adjust the position of the flap . If y ou move the fla p by hand, the flap position according to the remote contr oller and the actual flap po sition may no long er match. If t his should ha ppen, shut off the unit, wait for the flap to clos e, and then turn on the unit again; the fla p posi[...]

16 Cleaning the main unit and Remote Contr oller • Wipe clean using a soft, dry cloth. • T o remov e stubborn dirt, moisten a cloth in w arm water no hotter than 104 °F , wring thoroughly , and then wipe. • The fron t panel can be remov ed in order to wash i t with w ater . Remo ving and remounting the fr ont panel Removing Open the front pa[...]

17 OPERA TING RANGE The air conditioner i s operab le within the temperature r anges as listed belo w: WIRED REMO TE CONTROLLER A separately sold wired remote controller (CZ-RD515U ) used with this air cond itioner is also av ailable. If y ou wish to use the wired remote control function, y ou will need to purchase both the optional wire d remote c[...]

18 SPECIFICA TIONS Model No. Outdoor Unit Indoor Unit CS-KS30NKU CU-KS30NKU A 30,600 [ 10,900 ~ 30,600 ] 55 Single-phase, 208-230 V , 60 Hz 9.00 [ 3.20 ~ 9.00 ] - - - - - 35-13/16×37-1/32×13-3/8 (910×940×340) - 49/44/39 - - Heating Capacity Operation Sound Unit Dimensions (H×W×D) (Indoor unit : Include panel) Net W eight P ower Source Cooling[...]

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INST ALLA TION INSTR UCTIONS APPENDIX B CS-KS30NKU + CU-KS30NKU A CS-KS36NKU + CU-KS36NKU A (852-6-4190-586-00-0) A-2[...]

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2 IMPORT ANT! Please Read Before Starting This air conditioning system meets strict safety and operating standards. As the installer or service person, it is an important part of your job to install or service the system so it operates safely and efficiently . For safe installation and trouble-free operation, you must:  Carefully read this instr[...]

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4 1. General This booklet briefly outlines where and how to install the air conditioning system. Please read over the entire set of instructions for the indoor and outdoor units and make sure all accessory parts listed are with the system before beginning. 1-1. T ools Required for Installation (not supplied) 1. Standard screwdriver 2. Phillips head[...]

5 1-5. Additional Materials Required for Installation 1. Refrigeration (armored) tape 2. Insulated staples or clamps for connecting wire (See local codes.) 3. Putty 4. Refrigeration lubricant 5. Clamps or saddles to secure refrigerant tubing 2. Installation Site Selection 2-1. Indoor Unit A VOID:  direct sunlight.  nearby heat sources that ma[...]

6  Concerning air-intake side distance “A” (Fig. 5a) The minimum for distance “A” is 6" if there are no obstructions on the air-discharge side (wall *1 side) and *2 or *4 is not present. In all other cases, the min- imum for distance “A” is 8".  If wall *1 is on the air-discharge side (Fig. 5a), or if obstructions are pr[...]

7 Fig. 5e Fig. 5f Fig. 5g 2-2-1. Installing the Unit in an Area with High Winds and in a Snowy Area   425*(:0549=0://0./=04+9(=04+6855-+;*: 9/5;2+ ) ,-0::,+(4++08,*:,>659;8,:5:/,=04+ 9/5;2+ ) ,(<50+,+(93;*/(965990 ) 2,0.,   4?[...]

8 1 1-13/16" 13-3/8" 25-3/16" 22-7/8" (6-21/32") 6-5/16" 21-25/32" (12-9/16") 2-1 1/16" 35-13/16" 37-1/32" Air discharge Air discharge Air discharge Hole for anchor bolt (4-R1/4") / Anchor bolt : 3/8" or M10 1 Air discharge Air discharge 25-31/32" 6-1 1/16" 13-3/8" 25/3[...]

9 Required space around the outdoor unit -:/,=04+6855-+;*:09;9,+:/,96(*,9/5=4 ) ,25 =3;9: ) ,9,*;8,+(85;4+:/,5;:+558;40: -:/,;40:09;9,+=0:/5;::/,8, 7 ;08,+96(*,(685:,*:0< ,+,<0*,3( ?(*:0< (:,68, <,4:04.:/,;40:-85356[...]

10 25-13/32" 3/32" 13-3/8" (1 1-15/16") 16-15/16" Air Intake Air discharge 39-1/4" 27-7/32" 7-1/32" 35-15/16" 28-15/16" 27-5/8" (1 1-5/8") Air Intake 13/32" 14-31/32" 25/32" 25/32" 25/32" 13-3/8" 4-1 1/32" 1 (8-15/16") 25-31/32" Air discharge 1 [...]

11 Reference diagram f or snow-pr oof duct Space requirements for setting CU-KS30NKUA, CU-KS36NKUA with STK-BDV80E 0458358, #04.2,;40:049:(22(:054 ;2:062,;40:049:(22(:05458358,;40:9 [Obstacle to the front of unit] 0458358,?[...]

12 04  58358, 04  58358, 04  58358, 04  58358, 04  58358, 04  58358, #04.2,;40:049:(22(:054  ) [...]

13 Rear panel Fig. 7c Rear panel Fig. 7b Set screw only f or transpor tation Fig. 6 Rear panel marks Fig. 7a ,-: :; ) 04. "0./: :; ) 04. "0./:8,(8 :; ) 04. 8,*533,4+,+ "0./:+5=4=(8+ :; ) 04. ,-:8,(8 :; ) 04. ,-:+5=4=(8+ :; ) 04. Fig. 8 3. How to Install the Indoor Unit 3-1. Remove the Rear Panel from the Un[...]

14 Indoor side Outdoor side Hole should be made at a slight downward slant to the outdoor side. NO TE Fig. 10 Plastic cover INSIDE OUTSIDE W all Slight angle PVC pipe (Locally purchased) Fig. 12 PVC pipe (Locally purchased) Cut at sli g ht an g le Fig. 1 1 (4) Using a sabre saw , key hole saw or hole-cutting drill attachment, cut a hole in the wall[...]

15 3-4. Removing and Installing the Grille Basically , these models can be installed and wired with- out removing the grille. If access to any internal part is needed, follow the steps as given below . How to remove the grille (1) Open the front panel until it is nearly horizontal, grasp the sections near the front panel arms on both sides, and the[...]

16 3-5. Shape the Indoor Side T ubing (1) Arrangement of tubing by direction a) Right or left tubing Cut out the corner of the right/left frame with a hacksaw or the like. (Figs. 20 and 21) b) Right-rear or left-rear tubing In this case, the corner of the frame need not be cut. (2) T o mount the indoor unit on the rear panel: Hang the 3 mounting sl[...]

17 3-7. Wire Size and Length Regulations on wiring diameter differ from locality to locality . For field wiring requirements, please refer to your local elec - trical codes. Carefully observe these regulations when carrying out the installation. Refer to the wiring system diagram (Fig. 23) for the meaning of (A), (B), and (C) in T able 5. Refer to [...]

18 3-8. Wiring Instructions for Inter-unit Connections (1) Insert the inter-unit wiring (according to local codes) into the through-the-wall PVC pipe. Run the wiring toward the indoor side allowing approx. 10" (25 cm) to extend from the wall face. (Fig. 24) (2) Grasp both ends of the front panel, push the arms towards the outside, and remove t[...]

19 When connecting each power wire to the corresponding terminal, follow the instructions “How to connect wiring to the terminal” and fasten the wire securely tight with the fixing screw of the terminal plate. How to connect wiring to the terminal a) For Indoor Unit (1) Cut the wire end with a cutting pliers, then strip the insulation to expose[...]

20 3-9. Mounting (1) T o install the indoor unit, mount the indoor unit onto the 3 tabs on the upper part of the rear plate. (2) Hold down the air discharge outlet and press the lower part of the indoor unit until it clicks to securely fasten to the 2 tabs on the lower part of the rear plate. (Fig. 33) For tubing, choose either the right or left tu[...]

21 Hole in wall Bent part Narrow tube Wide tube Rear panel Fig. 38 Drain cap Drain hose Clamp Fig. 39  Left-side tubing (1) Lead the tubing and drain hose through the wall, allowing sufficient length for connection. Then bend the tubing using a tube bender to make the attach- ment. (Fig. 38) (2) Switch the drain hose and drain cap. Switching dra[...]

22 T o unmount indoor unit Press the 2  marks on the lower part of the indoor unit and unlatch the tabs. Then lift the indoor unit and unmount. (Fig. 42) 3-10. Frame Fastening Method (1) Remove the screw cover on the bottom surface. (Fig. 43) (2) Fasten the frame to the rear panel using the 2 sup- plied tapping screws 5/32" x 13/32" (4[...]

23 4. How to Install the Outdoor Unit First refer to Section 2. Installation Site Selection. 4-1. Wiring Instructions for the Outdoor Unit Regulations on wire size differ from locality to locality . For field wiring requirements, please refer to your local elec- trical codes. Make sure that the installation fully complies with all local and nationa[...]

24 5. Refrigerant T ubing 5-1. Use of the Flaring Method Many of the conventional split system air conditioners employ the flaring method to connect refrigerant tubes which run between indoor and outdoor units. In this method, the copper tubes are flared at each end and connected with flare nuts. 5-2. Flaring Procedure with a Flare T ool (1) Cut th[...]

25 5-4. Connecting T ubing between Indoor and Outdoor Units a) T ightly connect the indoor side refrigerant tubing exten- ded from the wall with the outdoor side tubing. (Fig. 52) b) T o fasten the flare nuts, apply specified torque as: T able 6 5-5. Insulation of Refrigerant T ubing T o prevent heat loss and wet floors due to dripping of con- dens[...]

26 6. Air Purging Air and moisture remaining in the refrigerant system have undesirable effects as indicated below . Therefore, they must be purged completely .  pressure in the system rises  operating current rises  cooling (or heating) efficiency drops  moisture in the air may freeze and block capillary tubing  water may lead to co[...]

27 (5) With the vacuum pump still running, close the “Lo” knob of the manifold valve. Then stop the vacuum pump. (6) With the hex wrench, turn the valve stem on the nar- row tube service valve counter-clockwise by 90 degrees (1/4 turn) for 10 seconds, and then turn the stem clockwise to close it again. (Fig. 58) (7 ) Leak test all joints at the[...]

28 How to T est Run the Air Conditioner After turning on the power of the air conditioner , use the remote controller and follow the steps below to conduct the test run. (1) Set the remote controller in T est Run mode. (Fig. 59a) a) Press and hold the QUIET button and the 1HR. TIMER button. b) Then press and hold the ACL (Reset) button with a point[...]

29  Pump Down Pump down means collecting all refrigerant gas in the system back into the outdoor unit without losing any of the gas. Pump down is used when the unit is to be moved or before servicing the refrigerant circuit. Pump Down Procedure Be sure to carry out pump down with the unit in cooling mode. (1) Connect the Lo side charging hose of[...]

30 ( $ ,3658(8 ?*544,*:054 #*8,=04@:;849 ) ?/(4+0.* )  $ 5-(9:,4:/,-2(8,4 ;:9(662?96,*0-0,+:58 7 ;, (9$ ( ) 2,(4+0.+ Fig. 60c Fig. 60d CAUTION $5 8 7 ;,=8,4*/ Be sure to tighten the flare nut using the prescribed torque. If [...]

31 8. Address Switch 8-1. Address Setting of the Remote Controller The address can be set in order to prevent interference between remote controllers when 2 indoor units are installed near each other . The address is normally set to “A.” T o set a different address, it is necessary to change the address on the second remote controller . Once ch[...]

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