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Panasonic CS-PC12QKH, Service Manual

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Panasonic CS-PC12QKH Service Manual Download Page 105

105 

CS-PC24QKH 

SAFETY 

REF. NO. 

PART NAME & DESCRIPTION 

QTY

Myanmar

 

Other/S.E.Asia 

REMARK

 1 

CHASSIS 

COMPLETE 

1 

CWD50C1654 

←

 

 

 

2 FAN 

MOTOR 

1  ARW7627AC  L6CBYYYL0039  O 

 

3 

CROSS FLOW FAN COMPLETE 

1 

CWH02C1077 

←

 

 

 4 

BEARING 

ASS’Y 

1 

CWH64K007 

←

 

 

 

5 

SCREW - CROSS FLOW FAN 

1 

CWH551146 

←

 

 

 7 

EVAPORATOR 

1 

CWB30C4331 

←

 

 

 

8 

FLARE NUT (LIQUID) 

1 

CWT251026 

←

 

 

 

9 

FLARE NUT (GAS) 

1 

CWT251036 

←

 

 

 10 

HOLDER 

SENSOR 

1 

CWH32142 

←

 

 

 

11 

CONTROL BOARD CASING 

1 

CWH102449 

←

 

 

 

12 

TERMINAL BOARD COMPLETE 

1 

CWA28C2551 

←

 

 

 

13 

ELECTRONIC CONTROLLER - MAIN 

1 

CWA73C8349 

CWA73C8343 

O 

 

15 

ELECTRONIC CO. - INDICATOR & RECEIVER 

1 

CWA746716 

←

 O 

 16 

SENSOR 

COMPLETE 

1 

CWA50C2122 

←

 O 

 

23 

CONTROL BOARD TOP COVER 

1 

CWH131467 

←

 

 

 24 

INDICATOR 

HOLDER 

1 

CWD933406 

←

 

 

 

25 

CONTROL BOARD FRONT COVER 

1 

CWH13C1247 

←

 

 

 

26 

DISCHARGE GRILLE COMPLETE 

1 

CWE20C3243 

←

 

 

 27 

BACK 

COVER 

CHASSIS 

1 

CWD933031 

←

 

 

 28 

FULCRUM 

2 

CWH621138 

←

 

 

 29 

VERTICAL 

VANE 

11 

CWE241374 

←

 

 

 

30 

CONNECTING BAR (RIGHT) 

1 

CWE261260 

←

 

 

 

31 

CONNECTING BAR (LEFT) 

1 

CWE261263 

←

 

 

 

33 

AIR SWING MOTOR 

1 

CWA981241 

←

 O 

 

34 

CAP - DRAIN TRAY 

1 

CWH521259 

←

 

 

 35 

HORIZONTAL 

VANE 

1 

CWE24C1392 

←

 

 

 36 

REMOTE 

CONTROL 

COMPLETE 

1 

CWA75C4448 

←

 O 

 

37 

FRONT GRILLE COMPLETE 

1 

CWE11C5770 

←

 O 

 

38 

INTAKE GRILLE COMPLETE 

1 

CWE22C1888 

←

 O 

 39 

GRILLE 

DOOR 

1 

CWE14C1090 

←

 

 

 40 

AIR 

FILTER 

2 

CWD001283 

←

 

 

 

41 

SCREW - FRONT GRILLE 

4 

XTT4+16CFJ 

←

 

 

 

42 

CAP - FRONT GRILLE 

3 

CWH521227 

←

 

 

 43 

DRAIN 

HOSE 

1 

CWH851174 

←

 

 

 44 

INSTALLATION 

PLATE 

1 

CWH361098 

←

 

 

 

45 

BAG COMPLETE - INSTALLATION SCREW 

1 

CWH82C1705 

←

 

 

 46 

OPERATING 

INSTRUCTION 

1 

CWF569438 

←

 

 

 47 

INSTALLATION 

INSTRUCTION 

1 

CWF616228 

←

 

 

 50 

BAG 

1 

CWG861498 

←

 

 

 

51 

SHOCK ABSORBER (LEFT) 

1 

CWG713402 

←

 

 

 

52 

SHOCK ABSORBER (RIGHT) 

1 

CWG713403 

←

 

 

 53 

C.C. 

CASE 

1 

CWG580044 

←

 

 

 
(Note) 

  All parts are supplied from PAPAMY, Malaysia (Vendor Code: 00029488). 

  “O” marked parts are recommended to be kept in stock. 

 
 
 
 

Summary of Contents for CS-PC12QKH

Page 1: ...ed for experienced repair technicians only and is not designed for use by the general public It does not contain warnings or cautions to advise non technical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the products dealt with in this s...

Page 2: ...2 1 Select the Best Location 48 12 2 Indoor Unit 49 12 3 Outdoor Unit 53 13 Operation Control 57 13 1 Cooling Operation 57 13 2 Soft Dry Operation 59 13 3 iAUTO Operation 61 13 4 Indoor Fan Speed Control 61 13 5 Outdoor Fan Speed Control 63 13 6 Vertical Airflow Direction Control 63 13 7 Horizontal Airflow Direction Control 64 13 8 Timer Control 64 13 9 Random Auto Restart Control 65 13 10 Remote ...

Page 3: ...dual Current Device RCD Otherwise it may cause electrical shock and fire in case equipment breakdown or insulation breakdown 10 Do not use joint cable for indoor outdoor connection cable Use the specified indoor outdoor connection cable refer to installation instruction CONNECT THE CABLE TO THE INDOOR UNIT and connect tightly for indoor outdoor connection Clamp the cable so that no external force ...

Page 4: ...on with temperature control please set it to 700 20 F 370 10 C Pb free solder will tend to splash when heated too high about 1100 F 600 C 7 Power supply connection to the air conditioner Connect the power supply cord of the air conditioner to the mains using one of the following methods Power supply point shall be the place where there is ease for access for the power disconnection in case of emer...

Page 5: ...Induction 2 poles Induction 2 poles Compressor Output Power W 700 900 Type Cross Flow Fan Cross Flow Fan Material ASG20K1 ASG20K1 Motor Type AC Induction 4 poles AC Induction 4 poles Input Power W 42 5 45 0 51 0 58 0 Output Power W 22 24 Lo rpm 770 810 Me rpm 960 980 Hi rpm 1150 1150 Indoor Fan Speed SHi rpm 1180 1180 Type Propeller Fan Propeller Fan Material PP Resin PP Resin Motor Type AC Induct...

Page 6: ...ed Fin Type Slit Fin Slit Fin Row x Stage x FPI 2 x 10 x 17 2 x 15 x 17 Indoor Heat Exchanger Size W x H x L mm 610 x 210 x 25 4 610 x 315 x 25 4 Fin Material Aluminium Blue coated Aluminium Blue coated Fin Type Slit Fin Slit Fin Row x Stage x FPI 1 x 23 x 17 2 x 23 x 17 Outdoor Heat Exchanger Size W x H x L mm 12 7 x 483 x 578 4 25 4 x 483 x 573 4 553 4 Material Polypropelene Polypropelene Air Fi...

Page 7: ...ion 2 poles Compressor Output Power W 750 950 Type Cross Flow Fan Cross Flow Fan Material ASG20K1 ASG20K1 Motor Type AC Induction 4 poles AC Induction 4 poles Input Power W 42 5 45 0 51 0 58 0 Output Power W 22 22 Lo rpm 770 810 Me rpm 960 980 Hi rpm 1150 1150 Indoor Fan Speed SHi rpm 1180 1180 Type Propeller Fan Propeller Fan Material PP Resin PP Resin Motor Type AC Induction 6 poles AC Induction...

Page 8: ... Fin Slit Fin Row x Stage x FPI 2 x 10 x 17 2 x 15 x 17 Indoor Heat Exchanger Size W x H x L mm 610 x 210 x 25 4 610 x 315 x 25 4 Fin Material Aluminium Blue coated Aluminium Blue coated Fin Type Slit Fin Slit Fin Row x Stage x FPI 1 x 23 x 17 2 x 23 x 17 Outdoor Heat Exchanger Size W x H x L mm 12 7 x 483 x 578 4 25 4 x 483 x 573 4 553 4 Material Polypropelene Polypropelene Air Filter Type One to...

Page 9: ...oles Induction 2 poles Compressor Output Power W 1 5k 2 0k Type Cross Flow Fan Cross Flow Fan Material ASG30K1 ASG30K1 Motor Type AC Induction 4 poles DC Motor 8 poles Input Power W 60 4 63 3 94 8 94 8 Output Power W 26 40 Lo rpm 1060 1150 Me rpm 1150 1240 Hi rpm 1240 1390 Indoor Fan Speed SHi rpm 1270 1420 Type Propeller Fan Propeller Fan Material PP Resin PP Resin Motor Type AC Induction 6 poles...

Page 10: ...um Pre coated Fin Type Slit Fin Slit Fin Row x Stage x FPI 2 x 15 x 17 2 x 15 x 17 Indoor Heat Exchanger Size W x H x L mm 810 x 315 x 25 4 810 x 315 x 25 4 Fin Material Aluminium Blue coated Aluminium Blue coated Fin Type Slit Fin Slit Fin Row x Stage x FPI 2 x 24 x 17 2 x 31 x 17 Outdoor Heat Exchanger Size W x H x L mm 25 4 x 504 x 693 4 713 4 25 4 x 651 x 640 Material Polypropelene Polypropele...

Page 11: ...2 poles Compressor Output Power W 1 5k 2 0k Type Cross Flow Fan Cross Flow Fan Material ASG30K1 ASG30K1 Motor Type AC Induction 4 poles DC Motor 8 poles Input Power W 60 4 63 3 94 8 94 8 Output Power W 26 40 Lo rpm 1060 1150 Me rpm 1150 1240 Hi rpm 1240 1390 Indoor Fan Speed SHi rpm 1270 1420 Type Propeller Fan Propeller Fan Material PP Resin PP Resin Motor Type AC Induction 6 poles AC Induction 6...

Page 12: ...n Type Slit Fin Slit Fin Row x Stage x FPI 2 x 15 x 17 2 x 15 x 17 Indoor Heat Exchanger Size W x H x L mm 810 x 315 x 25 4 810 x 315 x 25 4 Fin Material Aluminium Blue coated Aluminium Blue coated Fin Type Slit Fin Slit Fin Row x Stage x FPI 2 x 24 x 17 2 x 31 x 17 Outdoor Heat Exchanger Size W x H x L mm 25 4 x 504 x 693 4 713 4 25 4 x 651 x 640 Material Polypropelene Polypropelene Air Filter Ty...

Page 13: ...essor Output Power W 2 4k Type Cross Flow Fan Material ASG30K1 Motor Type DC Motor 8 poles Input Power W 94 8 94 8 Output Power W 40 Lo rpm 1250 1250 Me rpm 1400 1400 Hi rpm 1490 1490 Indoor Fan Speed SHi rpm 1520 1520 Type Propeller Fan Material PP Resin Motor Type AC Induction 6 poles Input Power W 163 0 183 0 Output Power W 81 Lo rpm 440 500 Outdoor Fan Speed Hi rpm 860 890 Moisture Removal L h...

Page 14: ...ype Slit Fin Row x Stage x FPI 2 x 15 x 21 Indoor Heat Exchanger Size W x H x L mm 810 x 315 x 25 4 Fin Material Aluminium Blue coated Fin Type Corrugate Fin Row x Stage x FPI 2 x 28 x 19 Outdoor Heat Exchanger Size W x H x L mm 44 x 711 2 x 836 9 Material Polypropelene Air Filter Type One touch Power Supply Outdoor Power Supply Cord A 20 Thermostat Mechanical Protection Device DRY BULB WET BULB M...

Page 15: ...g piping up to 30 meters Easy to use remote control Quality Improvement o Random auto restart after power failure for safety restart operation o Gas leakage protection o Prevent compressor reverse cycle o Overload protector to protect compressor o Noise prevention during soft dry operation o Blue coated condenser for high resistance to corrosion Operation Improvement o 24 hour timer setting ...

Page 16: ...16 4 Location of Controls and Components 4 1 Indoor Unit 4 2 Outdoor Unit 4 3 Remote Control ...

Page 17: ...17 5 Dimensions 5 1 Indoor Unit 5 1 1 CS PC9QKH CS PC12QKH ...

Page 18: ...18 5 1 2 CS PC18QKH CS PC24QKH CS PC28QKH ...

Page 19: ...19 5 2 Outdoor Unit 5 2 1 CU PC9QKH CU PC12QKH 5 2 2 CU PC18QKH ...

Page 20: ...20 5 2 3 CU PC24QKH 5 2 4 CU PC28QKH ...

Page 21: ...21 6 Refrigeration Cycle Diagram ...

Page 22: ...22 7 Block Diagram 7 1 CS PC9QKH CU PC9QKH CS PC12QKH CU PC12QKH CS PC18QKH CU PC18QKH ...

Page 23: ...23 7 2 CS PC24QKH CU PC24QKH ...

Page 24: ...24 7 3 CS PC28QKH CU PC28QKH ...

Page 25: ...or Fan Motor Windings CU PC9QKH CU PC12QKH MODEL Others S E Asia Myanmar MODEL Others S E Asia Myanmar CONNECTION CWA951852 CWA951673 CONNECTION CWA951852 CWA951673 BLUE YELLOW 331 Ω 318 Ω BLUE YELLOW 331 Ω 318 Ω YELLOW RED 320 Ω 272 Ω YELLOW RED 320 Ω 272 Ω Note Resistance at 20 C of ambient temperature Note Resistance at 20 C of ambient temperature Resistance of Compressor Windings Resistance of...

Page 26: ...NNECTION 2KS314D5CA06 2KS314D5BA06 BLUE YELLOW 230 Ω C R 2 298 Ω 1 853 Ω YELLOW RED 298 Ω C S 3 223 Ω 4 879 Ω Note Resistance at 20 C of ambient temperature Note Resistance at 20 C of ambient temperature Resistance of Outdoor Fan Motor Windings CU PC18QKH MODEL Others S E Asia Myanmar CONNECTION CWA951688 CWA951851 BLUE YELLOW 276 Ω 247 Ω YELLOW RED 291 Ω 254 Ω Note Resistance at 20 C of ambient t...

Page 27: ...s MODEL CU PC24QKH CU PC24QKH CONNECTION CWA951697 MODEL Others S E Asia Myanmar BLUE YELLOW 70 Ω CONNECTION 2JS438D3GA04 2JS438D3EA04 YELLOW RED 51 Ω C R 1 338 Ω 1 156 Ω YELLOW ORANGE 69 Ω C S 2 420 Ω 2 997 Ω Note Resistance at 20 C of ambient temperature Note Resistance at 20 C of ambient temperature ...

Page 28: ...tance of Compressor Windings MODEL CU PC28QKH MODEL CU PC28QKH CONNECTION CWA951697 CONNECTION 2JD514E3AA03 BLUE YELLOW 70 Ω C R 1 022 Ω YELLOW RED 51 Ω C S 2 142 Ω YELLOW ORANGE 69 Ω Note Resistance at 20 C of ambient temperature Note Resistance at 20 C of ambient temperature ...

Page 29: ...29 9 Electronic Circuit Diagram 9 1 CS PC9QKH CU PC9QKH CS PC12QKH CU PC12QKH ...

Page 30: ...30 9 2 CS PC18QKH CU PC18QKH ...

Page 31: ...31 9 3 CS PC24QKH CU PC24QKH ...

Page 32: ...32 9 4 CS PC28QKH CU PC28QKH ...

Page 33: ...33 10 Printed Circuit Board 10 1 Indoor Unit 10 1 1 Main Printed Circuit Board 10 1 1 1 CS PC9QKH CS PC12QKH ...

Page 34: ...34 10 1 1 2 CS PC18QKH ...

Page 35: ...35 10 1 1 3 CS PC24QKH ...

Page 36: ...36 10 1 1 4 CS PC28QKH ...

Page 37: ...37 10 1 2 Indicator and Receiver Printed Circuit Board 10 1 2 1 CS PC9QKH CS PC12QKH 10 1 2 2 CS PC18QKH CS PC24QKH CS PC28QKH ...

Page 38: ...r obstacles Recommended installation height for indoor unit shall be at least 2 5 m 11 1 2 Outdoor Unit If an awning is built over the unit to prevent direct sunlight or rain be careful that heat radiation from the condenser is not obstructed There should not be any animal or plant which could be affected by hot air discharged Keep the spaces indicated by arrows from wall ceiling fence or other ob...

Page 39: ...or left side piping piping connection for gas should be about 6 from this line 1 Mount the installation plate on the wall with 5 screws or more at least 5 screws If mounting the unit on the concrete wall consider using anchor bolts o Always mount the installation plate horizontally by aligning the marking off line with the thread and using a level gauge 2 Drill the piping plate hole with ø70 mm ho...

Page 40: ... the bushing to the sleeve 3 Cut the sleeve until it extrudes about 15 mm from the wall CAUTION When the wall is hollow please be sure to use the sleeve for tube assembly to prevent dangers caused by mice biting the connection cable 4 Finish by sealing the sleeve with putty or caulking compound at the final stage ...

Page 41: ...1 2 3 Indoor Unit Installation 11 2 3 1 For the Right Rear Piping 11 2 3 2 For the Right and Right Bottom Piping 11 2 3 3 For the Embedded Piping This can be used for left rear piping and bottom piping also ...

Page 42: ...he existing wire from concealed wiring or otherwise is too short o In unavoidable case joining of power supply cord between isolating devices and terminal board of air conditioner shall be done by using approved socket and plug rated 15 16A 1 0 1 5HP or 16A 2 0HP or 20A 2 5HP Wiring work to both socket and plug must follow to national wiring standard 4 Bind all the power supply cord lead wire with...

Page 43: ...hten with screw and close the front panel Note Isolating Devices Disconnecting means should have minimum 3 0 mm contact gap Ensure the colour of wires of outdoor unit and the terminal Nos are the same to the indoor s respectively Earth wire shall be Yellow Green Y G in colour and longer than other AC wires as shown in the figure for the electrical safety in case of the slipping out of the cord fro...

Page 44: ...oint portion of tube assembly onto the copper pipe In case of using long piping Connect the piping Align the center of piping and sufficiently tighten the flare nut with fingers Further tighten the flare nut with torque wrench in specified torque as stated in the table 11 3 2 2 Connecting the Piping to Outdoor Decide piping length and then cut by using pipe cutter Remove burrs from cut edge Make f...

Page 45: ...s Note BE SURE TO TAKE THIS PROCEDURE IN ORDER TO AVOID REFRIGERANT GAS LEAKAGE 5 Disconnect the charging hose from the vacuum pump and from the service port of the 3 way valve 6 Tighten the service port caps of the 3 way valve at a torque of 18 N m with a torque wrench 7 Remove the valve caps of both of the 2 way valve and 3 way valve Position both of the valves to OPEN using a hexagonal wrench 4...

Page 46: ...or Unit 1 Remove the control board cover from the unit by loosening the screw 2 Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 3 x 1 5 mm2 1 0 1 5HP or 3 x 2 5 mm2 2 0 2 5HP flexible cord type designation 60245 IEC 57 or heavier cord Do not use joint connection cable Replace the wire if the existing wire from concealed wiring or otherwise is too sh...

Page 47: ...cting piping is in the room where dew may form please increase the insulation by using POLY E FOAM with thickness 6 mm or above 11 3 6 1 Cutting and Flaring the Piping 1 Please cut using pipe cutter and then remove the burrs 2 Remove the burrs by using reamer If burrs is not removed gas leakage may be caused Turn the piping end down to avoid the metal powder entering the pipe 3 Please make flare a...

Page 48: ...Recommended installation height for indoor unit shall be at least 2 5 m 12 1 2 Outdoor Unit If an awning is built over the unit to prevent direct sunlight or rain be careful that heat radiation from the condenser is not obstructed There should not be any animal or plant which could be affected by hot air discharged Keep the spaces indicated by arrows from wall ceiling fence or other obstacles Do n...

Page 49: ...stallation plate horizontally by aligning the marking off line with the thread and using a level gauge 2 Drill the piping plate hole with ø70 mm hole core drill o Putting measuring tape at position as shown in the diagram above The hole centre is obtained by measuring the distance namely 128 mm for left and right hole respectively Another method is intersection point of arrow mark extension The me...

Page 50: ...2 2 3 Indoor Unit Installation 12 2 3 1 For the Right Rear Piping 12 2 3 2 For the Right and Right Bottom Piping 12 2 3 3 For the Embedded Piping This can be used for left rear piping and bottom piping also ...

Page 51: ...ion cable Replace the wire if the existing wire from concealed wiring or otherwise is too short Secure the connection cable onto the control board with the holder Note Isolating Devices Disconnecting means should have minimum 3 0 mm contact gap Ensure the colour of wires of outdoor unit and the terminal Nos are the same to the indoor s respectively Earth wire shall be Yellow Green Y G in colour an...

Page 52: ...52 12 2 5 Wire Stripping and Connecting Requirement ...

Page 53: ...he copper pipe In case of using long piping Connect the piping Align the center of piping and sufficiently tighten the flare nut with fingers Further tighten the flare nut with torque wrench in specified torque as stated in the table 12 3 2 2 Connecting the Piping to Outdoor Decide piping length and then cut by using pipe cutter Remove burrs from cut edge Make flare after inserting the flare nut l...

Page 54: ...s Note BE SURE TO TAKE THIS PROCEDURE IN ORDER TO AVOID REFRIGERANT GAS LEAKAGE 5 Disconnect the charging hose from the vacuum pump and from the service port of the 3 way valve 6 Tighten the service port caps of the 3 way valve at a torque of 18 N m with a torque wrench 7 Remove the valve caps of both of the 2 way valve and 3 way valve Position both of the valves to OPEN using a hexagonal wrench 4...

Page 55: ... compressor 1 Remove the caps from the 2 way and 3 way valves 2 Remove the service port cap from the 3 way valves 3 To open the valve turn the valve stem of 2 way valve counter clockwise approx 90 and hold it there for ten seconds then close it 4 Check gas leakage of the connecting portion of the pipings o For the left piping refer to item 4 A ...

Page 56: ...therwise is too short 4 Connect the power supply cord and connection cable between indoor unit and outdoor unit according to the diagram below 5 Secure the power supply cord and connection cable onto the control board with the holder 6 Attach the control board cover back to the original position with screw 7 For wire stripping and connection requirement refer to instruction 12 2 4 of the indoor un...

Page 57: ...e room temperature to the setting temperature set on the remote control The remote control setting temperature which takes the reading of intake air temperature sensor can be adjusted from 16 C to 30 C During cooling operation the compressor will stop and restart as shown in figure below 13 1 1 Cooling Operation Time Diagram For PC9 12QKH ...

Page 58: ...58 13 1 2 Cooling Operation Time Diagram For PC18 24 28QKH ...

Page 59: ...ins Soft Dry will be switched ON for a maximum 10 minutes then Soft Dry operation will be turned OFF for a minimum 6 minutes After that the Soft Dry operation will be ON and OFF based on the setting temperature as shown in figure below However after 3 minutes of compressor off during Soft Dry OFF within 6 minutes Soft Dry restart control the indoor unit will start to operate at normal Cooling mode...

Page 60: ...60 13 2 2 Soft Dry Operation Time Diagram For PC18 24 28QKH ...

Page 61: ...low remote control setting 13 4 Indoor Fan Speed Control Indoor fan speed can be set using remote control 13 4 1 Fan Speed Rotation Chart Speed Fan Speed rpm CS PC9QKH CS PC12QKH CS PC18QKH CS PC24QKH CS PC28QKH SHi 1180 1180 1270 1420 1520 Hi 1150 1150 1240 1390 1490 Me 960 980 1150 1240 1400 HLo 840 850 1130 1210 1330 CLo 770 810 1060 1150 1250 Lo 730 770 850 970 1050 SLo 710 750 670 750 830 13 ...

Page 62: ... at Me fan speed to provide comfort and lesser noise environment after 70 seconds from the restarts of compressor Auto Fan Speed during Soft Dry operation 1 Indoor fan will rotate alternately between off and Lo 2 At the beginning of each compressor starts operation indoor fan will increase fan speed gradually for deodorizing purpose 3 When compressor turned off for 6 minutes indoor fan will start ...

Page 63: ... will stop at the same time if the unit is turned off 13 6 Vertical Airflow Direction Control 13 6 1 Auto Control When the vertical airflow direction is set to Auto using the remote control the louver swings up and down as shown in the diagram When stops operation using the remote control the discharge vent is reset and stops at the closing position During Cooling operation or Soft Dry operation i...

Page 64: ...start to operate slightly before the set time so that the room will reach nearly to the set temperature by the set time For Cooling and Soft Dry operation the operation will start 15 minutes before the set time For Automatic operation the indoor fan will operate at SLo speed for 20 seconds 15 minutes before the set time to detect the intake air temperature to determine the operation mode The Power...

Page 65: ... each unit to operate will be decided randomly using 4 parameters intake air temperature setting temperature fan speed and air swing louver position This random Auto Restart Control is not available when Timer is set This control can be omitted by open the circuit of JX02 refer printed circuit board indoor unit 13 10 Remote Control Signal Receiving Sound Short beep sound will be heard when turn ON...

Page 66: ...essor will not stop within 60 seconds in a normal operation although the intake air temperature has reached the thermo off temperature However force stop by pressing the OFF ON button at the remote control is permitted The reason for the compressor to force operation for minimum 60 seconds is to allow the refrigerant oil run in a full cycle and return back to the outdoor unit 14 4 Starting Current...

Page 67: ... times within 50 minutes unit will turns OFF with TIMER indicator blinks The 5 Times counter can be reset when either one of the following condition happen o Unit is OFF by remote control or AUTO OFF ON button o Indoor intake temperature Indoor piping temperature 5 C for 1 minute or more o Operation mode change The unit could be ON by pressing OFF ON button at remote control but the TIMER LED will...

Page 68: ...ress Auto OFF ON button to toggle remote control receiving sound Short beep Turn ON remote control receiving sound Long beep Turn OFF remote control receiving sound After Auto OFF ON button is pressed the 20 seconds counter for Remote Control Receiving Sound OFF ON Mode is restarted ii Remote Control Number Switch There are 4 types of remote control transmission code could be selected and stored i...

Page 69: ... code change 15 2 2 RESET To clear and restore the remote control setting to factory default o Press once to clear the memory 15 2 3 TIMER To change indoor unit indicators intensity o Press continuously for 5 seconds 15 2 4 TIMER To change remote control display from Degree Celsius C to Degree Fahrenheit F o Press continuously for 10 seconds 15 2 5 TEMP To change remote control set temperature ran...

Page 70: ...r Temperature Standard Gas Pressure MPa kg cm 2 G Outlet air Temperature C Cooling Mode 0 4 0 6 4 6 12 16 Condition Indoor fan speed High Outdoor temperature 35 C Different in the intake and outlet air temperatures Normal Value of electric current during operation Dusty condenser preventing heat radiation Excessive amount of refrigerant Gas side pressure Inefficient compressor Insufficient refrige...

Page 71: ...lectric current and temperature fifteen minutes after an operation is started 16 1 2 Diagnosis Methods of a Malfunction of a Compressor Nature of fault Symptom Insufficient compressing of a compressor Electric current during operation becomes approximately 20 lower than the normal value The discharge tube of the compressor becomes abnormally hot normally 70 C to 90 C The different between high pre...

Page 72: ...acitor Ensure that the capacitor has discharged sufficiently before proceeding with repair work Failure to heed this caution may result in electric shocks 17 1 CS PC9 12QKH 17 1 1 Indoor Electronic Controllers and Control Board Removal Procedures 17 1 1 1 To Remove Front Grille 17 1 1 2 To Remove Electronic Controller ...

Page 73: ...73 17 1 1 3 To Remove Discharge Grille ...

Page 74: ...74 17 1 1 4 To Remove Control Board 17 1 1 5 To Remove Cross Flow Fan and Indoor Fan Motor ...

Page 75: ...75 ...

Page 76: ...s discharged sufficiently before proceeding with repair work Failure to heed this caution may result in electric shocks 17 2 CS PC18 24 28QKH 17 2 1 Indoor Electronic Controllers Cross Flow Fan and Indoor Fan Motor Removal Procedures 17 2 1 1 To Remove Front Grille Fig 1 17 2 1 2 To Remove Horizontal Vane Fig 2 ...

Page 77: ...77 17 2 1 3 To Remove Main Electronic Controller Fig 3 ...

Page 78: ...78 17 2 1 4 To Remove Discharge Grille Fig 6 17 2 1 5 To Remove Control Board Fig 7 ...

Page 79: ...79 17 2 1 6 To Remove Cross Flow Fan and Indoor Fan Motor Fig 8 Fig 9 ...

Page 80: ...80 Fig 10 Fig 11 ...

Page 81: ...81 18 Technical Data 18 1 Thermostat Characteristics Cooling Soft Dry ...

Page 82: ...82 18 2 Operation Characteristics 18 2 1 CS PC9QKH CU PC9QKH Cooling Characteristic Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Piping length 7 5 m ...

Page 83: ...83 Piping Length Characteristic Cooling Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Outdoor temperature 35 C DBT 24 C WBT ...

Page 84: ...84 18 2 2 CSPC9QKH CUPC9QKH Myanmar Only Cooling Characteristic Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Piping length 7 5 m ...

Page 85: ...85 Piping Length Characteristic Cooling Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Outdoor temperature 35 C DBT 24 C WBT ...

Page 86: ...86 18 2 3 CS PC12QKH CU PC12QKH Cooling Characteristic Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Piping length 7 5 m ...

Page 87: ...87 Piping Length Characteristic Cooling Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Outdoor temperature 35 C DBT 24 C WBT ...

Page 88: ...88 18 2 4 CS PC12QKH CU PC12QKH Myanmar Only Cooling Characteristic Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Piping length 7 5 m ...

Page 89: ...89 Piping Length Characteristic Cooling Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Outdoor temperature 35 C DBT 24 C WBT ...

Page 90: ...90 18 2 5 CS PC18QKH CU PC18QKH Cooling Characteristic Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Piping length 5 0 m ...

Page 91: ...91 Piping Length Characteristic Cooling Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Outdoor temperature 35 C DBT 24 C WBT ...

Page 92: ...92 18 2 6 CS PC18QKH CU PC18QKH Myanmar Only Cooling Characteristic Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Piping length 5 0 m ...

Page 93: ...93 Piping Length Characteristic Cooling Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Outdoor temperature 35 C DBT 24 C WBT ...

Page 94: ...94 18 2 7 CS PC24QKH CU PC24QKH Cooling Characteristic Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Piping length 5 0 m ...

Page 95: ...95 Piping Length Characteristic Cooling Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Outdoor temperature 35 C DBT 24 C WBT ...

Page 96: ...96 18 2 8 CS PC24QKH CU PC24QKH Myanmar Only Cooling Characteristic Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Piping length 5 0 m ...

Page 97: ...97 Piping Length Characteristic Cooling Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Outdoor temperature 35 C DBT 24 C WBT ...

Page 98: ...98 18 2 9 CS PC28QKH CU PC28QKH Cooling Characteristic Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Piping length 5 0 m ...

Page 99: ...99 Piping Length Characteristic Cooling Condition Room temperature 27 C DBT 19 C WBT Operation condition High fan speed Outdoor temperature 35 C DBT 24 C WBT ...

Page 100: ...w and Replacement Parts List 19 1 Indoor Unit 19 1 1 CS PC9QKH CS PC12QKH Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts ...

Page 101: ...ICAL VANE 10 CWE241447 20 CONNECTING BAR 2 CWE261308 21 FULCRUM 1 CWH621164 22 CAP DRAIN TRAY 1 CWH521259 24 AIR SWING MOTOR 1 CWA981264 O 25 HORIZONTAL VANE 1 CWE24C1496 27 CONTROL BOARD TOP COVER 1 CWH131632 28 CONTROL BOARD FRONT COVER 1 CWH13C1314 29 REMOTE CONTROL COMPLETE 1 CWA75C4448 O 30 FRONT GRILLE COMPLETE 1 CWE11C5752 O 31 INTAKE GRILLE COMPLETE 1 CWE22C1878 O 32 GRILLE DOOR 1 CWE14C11...

Page 102: ...ICAL VANE 10 CWE241447 20 CONNECTING BAR 2 CWE261308 21 FULCRUM 1 CWH621164 22 CAP DRAIN TRAY 1 CWH521259 24 AIR SWING MOTOR 1 CWA981264 O 25 HORIZONTAL VANE 1 CWE24C1496 27 CONTROL BOARD TOP COVER 1 CWH131632 28 CONTROL BOARD FRONT COVER 1 CWH13C1314 29 REMOTE CONTROL COMPLETE 1 CWA75C4448 O 30 FRONT GRILLE COMPLETE 1 CWE11C5752 O 31 INTAKE GRILLE COMPLETE 1 CWE22C1878 O 32 GRILLE DOOR 1 CWE14C11...

Page 103: ...103 19 1 2 CS PC18QKH CS PC24QKH CS PC28QKH Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts ...

Page 104: ...0C3243 27 BACK COVER CHASSIS 1 CWD933031 28 FULCRUM 2 CWH621138 29 VERTICAL VANE 11 CWE241374 30 CONNECTING BAR RIGHT 1 CWE261260 31 CONNECTING BAR LEFT 1 CWE261263 33 AIR SWING MOTOR 1 CWA981241 O 34 CAP DRAIN TRAY 1 CWH521259 35 HORIZONTAL VANE 1 CWE24C1392 36 REMOTE CONTROL COMPLETE 1 CWA75C4448 O 37 FRONT GRILLE COMPLETE 1 CWE11C5770 O 38 INTAKE GRILLE COMPLETE 1 CWE22C1888 O 39 GRILLE DOOR 1 ...

Page 105: ... 1 CWE20C3243 27 BACK COVER CHASSIS 1 CWD933031 28 FULCRUM 2 CWH621138 29 VERTICAL VANE 11 CWE241374 30 CONNECTING BAR RIGHT 1 CWE261260 31 CONNECTING BAR LEFT 1 CWE261263 33 AIR SWING MOTOR 1 CWA981241 O 34 CAP DRAIN TRAY 1 CWH521259 35 HORIZONTAL VANE 1 CWE24C1392 36 REMOTE CONTROL COMPLETE 1 CWA75C4448 O 37 FRONT GRILLE COMPLETE 1 CWE11C5770 O 38 INTAKE GRILLE COMPLETE 1 CWE22C1888 O 39 GRILLE ...

Page 106: ...7 BACK COVER CHASSIS 1 CWD933031 28 FULCRUM 2 CWH621138 29 VERTICAL VANE 11 CWE241374 30 CONNECTING BAR RIGHT 1 CWE261260 31 CONNECTING BAR LEFT 1 CWE261263 33 AIR SWING MOTOR 1 CWA981241 O 34 CAP DRAIN TRAY 1 CWH521259 35 HORIZONTAL VANE 1 CWE24C1392 36 REMOTE CONTROL COMPLETE 1 CWA75C4448 O 37 FRONT GRILLE COMPLETE 1 CWE11C5771 O 38 INTAKE GRILLE COMPLETE 1 CWE22C1888 O 39 GRILLE DOOR 1 CWE14C10...

Page 107: ...107 19 2 Outdoor Unit 19 2 1 CU PC9QKH CU PC12QKH Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts ...

Page 108: ...GAS 1 CWB011685 O 18 OVERLOAD PROTECTOR WITH WIRE 1 CWA67C8791 CWA68C0201 19 HOLDER O L P 1 CWH7041200 20 TERMINAL COVER 1 CWH171011 21 NUT TERMINAL COVER 1 CWH7080300J 22 SOUND PROOF BOARD 1 CWH151390 23 TERMINAL BOARD ASS Y 1 CWA28K1064J O 24 CAPACITOR COM 1 DS371306CPND O 25 HOLDER CAPACITOR 1 CWH301035 26 CAPACITOR F M 1 DS441205NPQA 27 CABINET SIDE PLATE 1 CWE041775A 28 CABINET SIDE PLATE COM...

Page 109: ...GAS 1 CWB011488 O 18 OVERLOAD PROTECTOR WITH WIRE 1 CWA68C0185 19 HOLDER O L P 1 CWH7041200 20 TERMINAL COVER 1 CWH171011 21 NUT TERMINAL COVER 1 CWH7080300J 22 SOUND PROOF BOARD 1 CWH151390 23 TERMINAL BOARD ASS Y 1 CWA28K1064J O 24 CAPACITOR COM 1 F0GAH306A004 F0GAH406A005 O 25 HOLDER CAPACITOR 1 CWH301035 CWH301052 26 CAPACITOR F M 1 F0GAH205A009 27 CABINET SIDE PLATE 1 CWE041775A 28 CABINET SI...

Page 110: ...110 19 2 2 CU PC18QKH Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts ...

Page 111: ...B021362 O 18 3 WAY VALVE GAS 1 CWB011687 CWB011482 O 19 OVERLOAD PROTECTOR WITH WIRE 1 CWA67C9513 20 HOLDER O L P 1 CWH7041200 21 TERMINAL COVER 1 CWH171011 22 NUT TERMINAL COVER 1 CWH7080300J 23 SOUND PROOF BOARD 1 CWH151023 24 TERMINAL BOARD ASS Y 1 CWA28K1064J O 25 CAPACITOR COM 1 F0GAH456A005 DS441606CPNA O 26 HOLDER CAPACITOR 1 CWH301054 27 CAPACITOR F M 1 DS441205NPQA 28 CABINET SIDE PLATE L...

Page 112: ...112 19 2 3 CU PC24QKH Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts ...

Page 113: ...CWB021574 O 18 3 WAY VALVE GAS 1 CWB011484 O 21 TERMINAL COVER 1 CWH171012 22 NUT TERMINAL COVER 1 CWH7080300J 23 SOUND PROOF BOARD 1 CWH151237 24 TERMINAL BOARD ASS Y 1 CWA28K1064J 26 CAPACITOR COM 1 CWA312079 DS371606CPNA O 27 HOLDER CAPACITOR 1 CWH30060 CWH301055 28 CAPACITOR F M 1 F0GAH505A009 O 29 CABINET SIDE PLATE 1 CWE041592A 30 CABINET SIDE PLATE COMPLETE 1 CWE04C1270 31 CABINET FRONT PLA...

Page 114: ...114 19 2 4 CU PC28QKH Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts ...

Page 115: ... 1 CWH7080300J 23 SOUND PROOF BOARD 1 CWH151056 24 TERMINAL BOARD ASS Y 1 CWA28C2303 O 26 CAPACITOR COM 1 CWA312088 O 27 HOLDER CAPACITOR 1 CWH301055 28 CAPACITOR F M 1 F0GAH505A009 O 29 CABINET SIDE PLATE 1 CWE041207A 30 CABINET SIDE PLATE COMPLETE 1 CWE04C1117 31 CABINET FRONT PLATE ASS Y 1 CWE06K1045 32 CABINET TOP PLATE 1 CWE03K1009A 33 CONTROL BOARD COVER COMP 1 CWH131168 35 HANDLE 1 CWE16101...

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