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Panasonic CS-C12KKV Service Manual Download Page 23

23 

8.3 CS-C18KKV 

CU-C18KKV 

 

 

 
 

 
Resistance of Outdoor Fan Motor Windings 

 

 

Resistance of Compressor Windings 

MODEL CU-C18KK 

 

MODEL CU-C18KK 

CONNECTION CWA951401J  

CONNECTION 

2KS252F5AA04 

BLUE-YELLOW 59.47

Ω

  

C-R 

1.959

Ω

 

YELLOW-RED 60.95

Ω

  

C-S 

3.083

Ω

 

Note: Resistance at 20°C of ambient temperature. 

 

Note: Resistance at 20°C of ambient temperature. 

 

 

 

 

 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Summary of Contents for CS-C12KKV

Page 1: ...signed 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 th...

Page 2: ... Fan Speed Control 50 12 5 Outdoor Fan Speed Control 52 12 6 Vertical Airflow Direction Control 52 12 7 Horizontal Airflow Direction Control 54 12 8 Powerful Operation 54 12 9 Quiet Operation 55 12 10 Timer Control 56 12 11 Random Auto Restart Control 56 12 12 Remote Control Signal Receiving Sound 56 12 13 Patrol Operation 57 12 14 E ion operation 61 12 15 ECO Patrol Operation 64 13 Protection Con...

Page 3: ... Residual 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 f...

Page 4: ...oldering iron 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 c...

Page 5: ...0 750 Me rpm 850 930 Hi rpm 1030 1110 Indoor Fan Speed SHi rpm 1130 1130 Type Propeller Fan Propeller Fan Material PP Resin PP Resin Motor Type Induction 6 poles Induction 6 poles Input Power W 68 2 74 0 Output Power W 30 30 Outdoor Fan Speed Hi rpm 800 800 Moisture Removal L h Pt h 1 6 3 4 2 1 4 4 QLo m 3 min ft 3 min 5 3 189 6 4 225 Lo m 3 min ft 3 min 6 0 212 7 0 248 Me m 3 min ft 3 min 7 8 277...

Page 6: ...lit Fin Row x Stage x FPI 1 x 19 x 17 1 x 20 x 17 Outdoor Heat Exchanger Size W x H x L mm 22 x 482 6 x 567 4 22 x 508 x 814 4 Material Polypropelene Polypropelene Air Filter Type One touch One touch Power Supply Indoor Indoor Power Supply Cord A 10 10 Thermostat Protection Device 2 Stage Overload Protector 2 Stage Overload Protector Dry Bulb Wet Bulb Dry Bulb Wet Bulb Maximum 32 23 32 23 Indoor O...

Page 7: ...i rpm 1200 1350 Indoor Fan Speed SHi rpm 1370 1500 Type Propeller Fan Propeller Fan Material PP Resin PP Resin Motor Type Induction 6 poles Induction 6 poles Input Power W 151 8 148 4 Output Power W 69 72 Lo rpm 490 Outdoor Fan Speed Hi rpm 850 850 Moisture Removal L h Pt h 2 9 6 1 4 0 8 5 QLo m 3 min ft 3 min 12 2 432 12 9 457 Lo m 3 min ft 3 min 13 4 474 15 0 528 Me m 3 min ft 3 min 14 6 516 16 ...

Page 8: ...Fin Slit Fin Row x Stage x FPI 2 x 34 x 17 2 x 34 x 17 Outdoor Heat Exchanger Size W x H x L mm 25 4 x 714 x 806 2 826 2 25 4 x 714 x 806 2 826 2 Material Polypropelene Polypropelene Air Filter Type One touch One touch Power Supply Indoor Indoor Power Supply Cord A 16 20 Thermostat Mechanical Protection Device 2 Stage Overload Protector Dry Bulb Wet Bulb Dry Bulb Wet Bulb Maximum 32 23 32 23 Indoo...

Page 9: ...pm 1160 Lo rpm 1250 Me rpm 1400 Hi rpm 1490 Indoor Fan Speed SHi rpm 1530 Type Propeller Fan Material PP Resin Motor Type Induction 6 poles Input Power W 160 1 Output Power W 75 Lo rpm 540 Outdoor Fan Speed Hi rpm 870 Moisture Removal L h Pt h 5 0 10 6 QLo m 3 min ft 3 min 15 7 555 Lo m 3 min ft 3 min 16 9 598 Me m 3 min ft 3 min 19 0 670 Hi m 3 min ft 3 min 20 2 713 Indoor Airflow SHi m 3 min ft ...

Page 10: ...pe Slit Fin Row x Stage x FPI 2 x 28 x 17 Outdoor Heat Exchanger Size W x H x L mm 44 x 711 2 x 787 4 821 4 Material Polypropelene Air Filter Type One touch Power Supply Outdoor Power Supply Cord A 20 Thermostat Mechanical Protection Device Dry Bulb Wet Bulb Maximum 32 23 Indoor Operation Range Minimum 16 11 Maximum 43 26 Outdoor Operation Range Minimum 16 11 1 Cooling capacities are based on indo...

Page 11: ... CU C24KK long piping up to 25 meters o CS CU C28KK long 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 Inner protector to protect compressor o Noise prevention during soft dry operation o Blue coated condenser for high resistance to corrosion ...

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 5 1 1 CS C9KKV CS C12KKV ...

Page 14: ...14 5 1 2 CS C18KKV CS C24KKV CS C28KKV ...

Page 15: ...15 5 2 Outdoor Unit 5 2 1 CU C9KKV 5 2 2 CU C12KKV ...

Page 16: ...16 5 2 3 CU C18KKV CU C24KKV CU C28KKV ...

Page 17: ...OR LIQUID SIDE GAS SIDE CAPILLARY TUBE HEAT EXCHANGER CONDENSER THERMOSTAT C28KK only OIL SEPARATOR C28KK only HEAT EXCHANGER EVAPORATOR COMPRESSOR 2 WAY VALVE PIPE TEMP SENSOR INTAKE AIR TEMP SENSOR 3 WAY VALVE STRAINER CAPILLARY TUBE C28KK only ...

Page 18: ...18 7 Block Diagram 7 1 1 CS C9KKV CU C9KKV CS C12KKV CU C12KKV ...

Page 19: ...19 7 1 2 CS C18KKV CU C18KKV CS C24KKV CU C24KKV ...

Page 20: ...20 7 1 3 CS C28KKV CU C28KKV ...

Page 21: ...KV CONNECTION CWA921420 CONNECTION 2R13C236BSC BLUE YELLOW 192Ω C R 3 298Ω YELLOW RED 226Ω C S 5 500Ω Note Resistance at 25 C of ambient temperature Note Resistance at 20 C of ambient temperature Resistance of Outdoor Fan Motor Windings MODEL CU C9KKV CONNECTION CWA951562 BLUE YELLOW 307 4Ω YELLOW RED 202 4Ω Note Resistance at 20 C of ambient temperature ...

Page 22: ... CWA921420 CONNECTION 2P19S236A1L BLUE YELLOW 192Ω C R 2 237Ω YELLOW RED 226Ω C S 2 710Ω Note Resistance at 25 C of ambient temperature Note Resistance at 20 C of ambient temperature Resistance of Outdoor Fan Motor Windings MODEL CU C12KKV CONNECTION CWA951329J BLUE YELLOW 258 3Ω YELLOW RED 245 9Ω Note Resistance at 20 C of ambient temperature ...

Page 23: ...ngs Resistance of Compressor Windings MODEL CU C18KK MODEL CU C18KK CONNECTION CWA951401J CONNECTION 2KS252F5AA04 BLUE YELLOW 59 47Ω C R 1 959Ω YELLOW RED 60 95Ω C S 3 083Ω Note Resistance at 20 C of ambient temperature Note Resistance at 20 C of ambient temperature ...

Page 24: ...ance of Compressor Windings MODEL CU C24KK MODEL CU C24KK CONNECTION CWA951399J CONNECTION 2J39S236A1A BLUE YELLOW 59 47Ω C R 0 933Ω YELLOW RED 60 95Ω C S 1 584Ω YELLOW ORANGE 80 58Ω Note Resistance at 20 C of ambient temperature Note Resistance at 20 C of ambient temperature ...

Page 25: ...tance of Compressor Windings MODEL CU C28KK MODEL CU C28KK CONNECTION CWA951357 CONNECTION 2JD488H3AA03 YELLOW BLUE 59 8Ω C R 0 624Ω YELLOW ORANGE 68 6Ω C S 1 821Ω YELLOW RED 66 9Ω Note Resistance at 20 C of ambient temperature Note Resistance at 20 C of ambient temperature ...

Page 26: ...26 9 Electronic Circuit Diagram 9 1 CS C9KKV CU C9KKV ...

Page 27: ...27 9 2 CS C12KKV CU C12KKV ...

Page 28: ...28 9 3 CS C18KKV CU C18KKV ...

Page 29: ...29 9 4 CS C24KKV CU C24KKV ...

Page 30: ...30 9 5 CS C28KKV CU C28KKV ...

Page 31: ...31 10 Printed Circuit Board 10 1 Indoor Unit 10 1 1 Main Printed Circuit Board ...

Page 32: ...32 10 1 2 Power Printed Circuit Board 10 1 2 1 CS C9KKV CS C12KKV ...

Page 33: ...33 10 1 2 2 CS C18KKV CS C24KKV CS C28KKV ...

Page 34: ...34 10 1 3 Indicator Printed Circuit Board 10 1 4 Receiver Printed Circuit Board 10 1 5 High Voltage Power Supply Printed Circuit Board ...

Page 35: ...ded 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 obstacles Do not place...

Page 36: ...ligning the marking off line with the thread and using a level gauge 2 Drill the piping plate hole with ø70mm 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 meeting point of the extension arrow ...

Page 37: ...tect the intake grille from damage Do not turn over the unit without it s shock absorber during pull out the piping Itmay cause intake grille damage Caution 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 38: ...d polychloroprene sheathed 3 x 1 5 mm2 1 0 1 5HP or 3 x 2 5mm2 2 0 2 5HP flexible cord type designation 245 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 short Secure the connecting cable onto the control board with the holder This equipment must be properly earthed ...

Page 39: ...uipment must be properly earthed 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 the other AC wires for safety reason 11 2 5 Wire Stripping And Connecting Requirement 11 2 5 1 Cutting and flaring the piping 1 Please cut using pipe cutter and then remove the burrs 2 Remove the bu...

Page 40: ...t 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 unit Decide piping length and then cut by using pipe cutter Remove burrs from cut edge Make...

Page 41: ... AVOID REFRIGERENT 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 mm 8 Mount valve caps onto the 2 way valve and t...

Page 42: ...he 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 4 A ...

Page 43: ...evices Disconnecting means o Connect the approved polychloroprene sheathed power supply cord 3 x 4 0 mm2 3 0HP type designation 245 IEC 57 or heavier cord to the terminal board and connect the other end of the cord to Isolating Devices Disconnecting means o Do not use joint power supply cord Replace the wire if the existing wire from concealed wiring or otherwise is too short o In unavoidable case...

Page 44: ...reen Y G in colour and longer than other AC wires for safety reason 11 3 6 Pipe Insulation 1 Please carry out insulation at pipe connection portion as mentioned in Indoor Outdoor Unit Installation Diagram Please wrap the insulated piping end to prevent water from going inside the piping 2 If drain hose or connecting piping is in the room where dew may form please increase the insulation by using P...

Page 45: ...ture 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 12 1 1 Cooling Operation Time Diagram For CS C9KK CU C9KK and CS C12KK CU C12KK ...

Page 46: ...46 12 1 2 Cooling Operation Time Diagram For CS C18KK CU C18KK CS C24KK CU C24KK and CS C28KK CU C28KK ...

Page 47: ...be switched ON for a maximum 10 minutes then Soft Dry operation will be turn 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 if the intake tempe...

Page 48: ...48 12 2 2 Soft Dry Operation Time Diagram For CS C18KK CU C18KK CS C24KK CU C24KK and CS C28KK CU C28KK ...

Page 49: ...Dry Operation 22 C The setting temperature for all the operations can be changed one level up or one level down from the standard temperature as shown in table below by pressing the temperature up or temperature down button at remote control Cooling Soft Dry Higher Æ 2 C 27 C 24 C Standard Æ 0 C 25 C 22 C Lower Æ 2 C 23 C 20 C The operation mode judging temperature and standard setting temperature...

Page 50: ...1050 1050 1310 QLo 960 960 1160 12 4 2 Automatic Fan Speed Control When set to Auto Fan Speed the fan speed is adjusted between maximum and minimum setting as shown in the table o Fan speed rotates in the range of Hi and Me For CS C9KK and CS C12KK o Fan speed rotates in the range of Hi Me and Lo For CS C18KK CS C24KK and CS C28KK o Deodorizing Control will be activated For CS C9KK and CS C12KK SH...

Page 51: ...e the compressor operates indoor fan will be switched to Hi fan speed from Lo after 70 seconds from the start of compressor This cause the room temperature to achieve the setting temperature quickly 4 During compressor stops indoor fan will operate at Lo for the beginning 20 seconds to prevent higher volume of refrigerant in liquid form returning to the compressor 5 After the compressor turned off...

Page 52: ... There is only one speed for outdoor fan motor Applicable for CU C9KK CU C12KK and CU C18KK There is 2 speeds for outdoor fan motor Outdoor fan speed can be changed to Hi or Lo according to outdoor temperature Applicable for CU C24KK and CU C28KK For Cooling and Soft Dry operation when outdoor temperature reaches to 31 C Hi speed 29 C Lo speed Applicable for CU C24KK and CU C28KK When air conditio...

Page 53: ...the discharge vent is reset and stop at the closing position For CS C9KK and CS C12KK For CS C18KK CS C24KK and CS C28KK Closing position 135 Lower limit for cooling mode and soft dry mode Horizontal 11 16 27 21 33 Upper limit for cooling mode and soft dry mode Upper limit for cooling mode and soft dry mode 17 28 Closing position 148 Swing up and down Lower limit for cooling mode and soft dry mode...

Page 54: ...e left and right in the range shown in the diagram The louver can be adjusted by pressing the button to the desired vane position When stopped with remote control the vanes is reset and stopped at reset position 12 8 Powerful Operation To achieve the setting temperature quickly When powerful operation is set the setting temperature will be automatically decreased 3 C internally against the present...

Page 55: ...formation become severe at Quite Lo Cool therefore Quiet Lo cool operated only for 2 hours 1 hour QLo 1 hour QLo 80rpm for C9KK and C12KK and Quiet Lo cool operated only 1 hour 30 minutes 1 hour QLo 30 minutes QLo 50 rpm for C18KK C24KK and C28KK Manual Airflow Direction o RPM control during Lo cool For C9KK and C12KK For C18KK C24KK and C28KK o RPM control during Hi Me cool Auto Fan Speed Quiet o...

Page 56: ...ancel the previous timer setting press CANCEL button 3 To activate the previous timer setting press SET button 4 If main power supply is switched off the Timer setting will be cancel 12 11 Random Auto Restart Control If there is a power failure during operation the air conditioner will automatically restart after 3 to 4 minutes when the power is resumed It will start with previous operation mode a...

Page 57: ... ion button is pressed o When OFF Timer activates To disable the Patrol Operation during unit starts default with OFF ON button o Press Set button continuously for 15 seconds by using pointer during Air Conditioner is OFF condition to enter internal setting mode o Press Timer Decrement button to select Pt dFLt o Press Timer Set button to toggle Patrol operation default OFF ON Long beep Turn OFF Pa...

Page 58: ...er Set button LCD returned to original display after 2 seconds 4 LCD returned to original display if remote control does not operate for 30 seconds e ion Control o e ion operation starts condition When dirtiness at level 2 Patrol LED turns red 2 minutes after stabilization time Patrol LED turns red 4 hours at level 0 Patrol LED turns red o e ion operation time If dirtiness level improves from leve...

Page 59: ...king OFF 4 During E ion breakdown error OFF OFF OFF Blinking Blinking 5 During Test Mode OFF OFF OFF OFF OFF 6 During stop OFF OFF OFF OFF OFF 7 2 minutes gas sensor initial stabilization time Level 0 ON OFF OFF OFF OFF a Dirtiness level 0 ON OFF OFF OFF OFF b Dirtiness level 1 OFF ON OFF OFF OFF c Dirtiness level 1 OFF ON OFF ON OFF 8 During operation During patrol d Dirtiness level 2 OFF OFF ON ...

Page 60: ...o mode SET SET Transmit Patrol default OFF ON code Buzzer OFF Long Beep ON Short Beep Press continously for 15s SET Transmit Patrol demo code Buzzer OFF Long Beep ON Short Beep SET Transmit ECO demo code Buzzer OFF Long Beep ON Short Beep SET Transmit check code Buzzer Short Beep o The Patrol indicator change color every 10 seconds follows the pattern below for demo purpose BLUE 10 seconds 10 seco...

Page 61: ...r e ion operation switches from SHi to Hi after 4 hours of operation Airflow direction control o During any operation mode combines with e ion operation airflow direction follows respective operation mode o During e ion individual operation only Auto Air Swing is allowed Even if Air Swing button is pressed no signal is sent to air conditioner and no change on LCD display Timer control o When ON ti...

Page 62: ...ing pointer to enter internal setting mode Press Timer Decrement button to select CHC Confirm setting by pressing Timer Set button a beep sound will be heard SET SET Transmit Patrol default OFF ON code Buzzer OFF Long Beep ON Short Beep Press continously for 15s SET Transmit Patrol demo code Buzzer OFF Long Beep ON Short Beep SET Transmit ECO demo code Buzzer OFF Long Beep ON Short Beep SET Transm...

Page 63: ...ill shows immediately despite the 24 times counter Troubleshooting Method Press PATROL e ion button or OFF ON button to stop the operation and check the Active e ion Air Purifying system main connector to PCB After that press e ion button again to confirm the e ion indicator not blinking The 24 times counter will be clear after 10 minutes of normal operation or when operation stops Error Reset Met...

Page 64: ...Abnormal judgment start condition Start from ECO Patrol Sensor power ON and end after 30 seconds d Control content Judge ECO Patrol Sensor power level every 100ms e Abnormal Judgment condition When ECO Patrol Sensor has continues for 25 seconds Hi level 2 Circuit Abnormal Fix Output Lo c Abnormal judgment start condition After ECO Patrol Sensor unit power ON and after pressed 70 seconds d Control ...

Page 65: ...Transmit Patrol default OFF ON code Buzzer OFF Long Beep ON Short Beep Press continously for 15s SET Transmit Patrol demo code Buzzer OFF Long Beep ON Short Beep SET Transmit ECO demo code Buzzer OFF Long Beep ON Short Beep SET Transmit check code Buzzer Short Beep Control details During ECO Patrol Demo mode operation LED ON and horizontal vane will set to Auto Swing When Hi activity judge Fan spe...

Page 66: ... be resuming after recovered from power failure Timer Operation When unit is turn on by ON Timer and ECO Patrol operation is ON during previous operation before OFF ECO Patrol operation will not be ON automatically When unit is turn on by ON Timer and ECO Patrol operation is OFF during previous operation before OFF ECO Patrol operation will not be ON automatically Other Information ECO Patrol Powe...

Page 67: ... Short Beep SET Transmit ECO demo code Buzzer OFF Long Beep ON Short Beep SET Transmit check code Buzzer Short Beep 2 Control ending condition When any of the conditions are formed Operation stops Timer Cancel button pressed When ECO Patrol sensor check mode signal is not received for more than 30 seconds 3 Control content During ECO Patrol mode ON when check signal is received if 1 or 2 is detect...

Page 68: ...the intake air temperature falls between the compressor ON temperature A and compressor OFF temperature B during the period This phenomenon is to reduce the built up humidity inside a room 13 3 60 Seconds Forced Operation Once the air conditioner is turned on the compressor will not stop within 60 seconds in a normal operation although the intake air temperature has reached the thermo off temperat...

Page 69: ...lay Safety Control will be applied in this control if the recovery time is too short 13 6 Compressor Reverse Rotation Protection Control If the compressor is operating continuously for 5 minutes or longer and the temperature difference between intake air and indoor heat exchanger is 2 5 C or less for continuously 2 minutes compressor will stop and restart automatically Time Delay Safety Control is...

Page 70: ...25 C o Fan speed is at CLo or QLo o Room temperature is constant 1 C for 30 minutes o Compressor is continuously running Fan speed will be adjusted accordingly in this control o Fan sped will be increased slowly if the unit is in quiet mode and Lo fan speed Dew prevention stop condition o Remote control setting temperature is more than 25 C o Fan speed is not at Lo or QLo o Select Powerful operati...

Page 71: ...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 in EEP...

Page 72: ...sensitivity o Confirm setting by pressing Timer Set button a beep sound will be heard LCD returns to original display after 2 seconds o LCD returns to original display if remote control does not operate for 30 seconds 14 2 2 CLOCK Button To change the remote control time format o Press for more than 5 seconds 14 2 3 RESET RC Button To clear and restore the remote control setting to factory default...

Page 73: ...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 74: ...t of pressure electric current and temperature fifteen minutes after an operation is started 15 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 b...

Page 75: ...apacitor has discharged sufficiently before proceeding with repair work Failure to heed this caution may result in electric shocks 16 1 CS C9KKV CS C12KKV 16 1 1 Indoor Electronic Controllers Cross Flow Fan and Indoor Fan Motor Removal Procedures 16 1 1 1 To remove front grille Figure 1 16 1 1 2 To remove power electronic controller Figure 2 ...

Page 76: ...76 Figure 3 Figure 4 Figure 5 16 1 1 3 To remove discharge grille Figure 6 ...

Page 77: ...77 16 1 1 4 To remove control board Figure 7 16 1 1 5 To remove cross flow fan and indoor fan motor Figure 8 Figure 9 ...

Page 78: ...78 Figure 10 Figure 11 ...

Page 79: ...charged sufficiently before proceeding with repair work Failure to heed this caution may result in electric shocks 16 2 CS C18KKV CS C24KKV 16 2 1 Indoor Electronic Controllers Cross Flow Fan and Indoor Fan Motor Removal Procedures 16 2 1 1 To remove front grille Figure 12 16 2 1 2 To remove horizontal vane Figure 13 ...

Page 80: ...80 16 2 1 3 To remove power electronic controller Figure 14 Figure 15 Figure 16 Figure 17 ...

Page 81: ...81 16 2 1 4 To remove discharge grille Figure 18 16 2 1 5 To remove control board Figure 19 16 2 1 6 To remove cross flow fan and indoor fan motor Figure 20 ...

Page 82: ...82 Figure 21 Figure 22 Figure 23 ...

Page 83: ...s discharged sufficiently before proceeding with repair work Failure to heed this caution may result in electric shocks 16 3 CS C28KKV 16 3 1 Indoor Electronic Controllers Cross Flow Fan and Indoor Fan Motor Removal Procedures 16 3 1 1 To remove front grille Figure 24 16 3 1 2 To remove horizontal vane Figure 25 ...

Page 84: ...84 16 3 1 3 To remove power electronic controller Figure 26 Figure 24 Figure 25 Figure 27 ...

Page 85: ...85 16 3 1 4 To remove discharge grille Figure 28 16 3 1 5 To remove control board Figure 29 16 3 1 6 To remove cross flow fan and indoor fan motor Figure 30 ...

Page 86: ...86 Figure 31 Figure 32 Figure 33 ...

Page 87: ...ength 7 5m Current A Gas Side Piping Pressure MPa Capacity kW Outlet Air ºC Outdoor Temperature ºC Outdoor Temperature ºC Outdoor Temperature ºC Outdoor Temperature ºC 30 32 34 36 38 40 30 32 34 36 38 40 30 32 34 36 38 40 30 32 34 36 38 40 14 50 14 70 14 90 15 10 15 30 15 50 2 45 2 55 2 65 2 75 2 85 3 60 3 70 3 80 3 90 4 00 4 10 4 20 0 520 0 530 0 540 0 550 0 560 220V 220V 220V 220V ...

Page 88: ...as Side Piping Pressure MPa Capacity kW Outlet Air ºC Piping Length m Piping Length m Piping Length m Piping Length m 220V 220V 220V 220V 14 90 14 95 15 00 15 05 15 10 3 4 5 6 7 8 9 10 2 60 2 62 2 64 2 66 2 68 2 70 3 4 5 6 7 8 9 10 3 86 3 88 3 90 3 92 3 94 3 96 3 98 3 4 5 6 7 8 9 10 0 530 0 535 0 540 0 545 0 550 0 555 0 560 3 4 5 6 7 8 9 10 ...

Page 89: ...nt A Gas Side Piping Pressure MPa Capacity kW Outlet Air ºC Outdoor Temperature ºC Outdoor Temperature ºC Outdoor Temperature ºC Outdoor Temperature ºC 30 32 34 36 38 40 30 32 34 36 38 40 30 32 34 36 38 40 30 32 34 36 38 40 220V 220V 220V 220V 13 30 13 50 13 70 13 90 14 10 14 30 3 30 3 50 3 70 3 90 4 90 5 10 5 30 5 50 5 70 0 510 0 520 0 530 0 540 0 550 ...

Page 90: ...e MPa Capacity kW Outlet Air ºC Piping Length m Piping Length m Piping Length m Piping Length m 220V 220V 220V 220V 13 70 13 75 13 80 13 85 13 90 3 4 5 6 7 8 9 10 11 12 13 14 15 3 45 3 50 3 55 3 60 3 65 3 4 5 6 7 8 9 10 11 12 13 14 15 5 25 5 30 5 35 5 40 5 45 3 4 5 6 7 8 9 10 11 12 13 14 15 0 520 0 525 0 530 0 535 0 540 0 545 0 550 3 4 5 6 7 8 9 10 11 12 13 14 15 ...

Page 91: ...s Side Piping Pressure MPa Capacity kW Outlet Air ºC Outdoor Temperature ºC Outdoor Temperature ºC Outdoor Temperature ºC Outdoor Temperature ºC 30 32 34 36 38 40 30 32 34 36 38 40 30 32 34 36 38 40 30 32 34 36 38 40 220V 220V 220V 220V 14 30 14 50 14 70 14 90 15 10 15 30 4 90 5 10 5 30 5 50 5 70 7 40 7 60 7 80 8 00 8 20 8 40 8 60 0 440 0 450 0 460 0 470 0 480 ...

Page 92: ...ing Length m Piping Length m 220V 220V 220V 220V 14 70 14 90 15 10 15 30 15 50 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 4 75 4 85 4 95 5 05 5 15 5 25 5 35 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 7 40 7 50 7 60 7 70 7 80 7 90 8 00 8 10 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 0 400 0 420 0 440 0 460 0 480 3 4 5 6 7 8 9 10 11 12 13 14 1...

Page 93: ... Piping Pressure MPa Capacity kW Outlet Air ºC Outdoor Temperature ºC Outdoor Temperature ºC Outdoor Temperature ºC Outdoor Temperature ºC 30 32 34 36 38 40 30 32 34 36 38 40 30 32 34 36 38 40 30 32 34 36 38 40 220V 220V 220V 220V 12 40 12 60 12 80 13 00 13 20 13 40 6 40 6 60 6 80 7 00 7 20 7 40 7 60 11 00 11 50 12 00 12 50 13 00 0 360 0 370 0 380 0 390 0 400 0 410 ...

Page 94: ... Piping Length m Piping Length m 220V 220V 220V 220V 12 80 13 00 13 20 13 40 13 60 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 6 30 6 50 6 70 6 90 7 10 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 11 00 11 20 11 40 11 60 11 80 12 00 12 20 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 0 320 0 340 0 360 0 380 0 400 3 4 5 6 7 8 9 10 11 12 13 14 15 16...

Page 95: ...g Pressure MPa Capacity kW Outlet Air ºC Outdoor Temperature ºC Outdoor Temperature ºC Outdoor Temperature ºC Outdoor Temperature ºC 30 32 34 36 38 40 30 32 34 36 38 40 30 32 34 36 38 40 30 32 34 36 38 40 220V 220V 220V 220V 13 70 13 90 14 10 14 30 14 50 14 70 14 50 15 00 15 50 16 00 16 50 17 00 17 50 0 380 0 390 0 400 0 410 0 420 0 430 7 80 8 00 8 20 8 40 8 60 8 80 9 00 ...

Page 96: ...ing Length m 220V 220V 220V 220V 14 10 14 30 14 50 14 70 14 90 15 10 3 4 5 6 7 8 9 10 1112 13 1415 16 17 1819 20 2122 2324 25 2627 28 29 30 7 00 7 50 8 00 8 50 3 4 5 6 7 8 9 1011 12 1314 15 1617 18 1920 21 2223 24 2526 27 2829 30 14 20 14 70 15 20 15 70 16 20 3 4 5 6 7 8 9 10 11 12 13 1415 16 17 18 19 20 21 22 23 24 25 26 27 2829 30 0 320 0 340 0 360 0 380 0 400 0 420 3 4 5 6 7 8 9 10 11 12 13 14 ...

Page 97: ...ew and Replacement Parts List 18 1 Indoor Unit 18 1 1 CS C9KKV CS C12KKV 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 98: ...SOR COMPLETE 1 CWA50C2401 O 22 SENSOR COMPLETE ECO 1 CWA50C2708 O 23 ELECTRONIC CONTROLLER ECO SENSOR 1 CWA745791 O 24 ELECTRONIC CONTROLLER COMPARATOR 1 CWA745790 O 25 LEAD WIRE PCB ECO 1 CWA67C8483 26 COVER FOR PCB ECO BOTTOM 1 CWD933193 27 COVER FOR PCB ECO UPPER 1 CWD933192 28 DISCHARGE GRILLE COMPLETE 1 CWE20C3084 29 VERTICAL VANE 11 CWE241287 30 CONNECTING BAR 1 CWE261152 31 CONNECTING BAR 1...

Page 99: ...ON INSTRUCTION 1 CWF614311 53 INSTALLATION INSTRUCTION 1 CWF614312 54 COVER FOR RECEIVER BOTTOM 1 CWD933209 55 COVER FOR RECEIVER UPPER 1 CWD933022 56 P S CORD CO 1 CWA20C2827 Note All parts are supplied from PHAAM Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock ...

Page 100: ...100 18 1 2 CS C18KKV CS C24KKV CS C28KKV 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: ...RECEIVER UPPER 1 CWD933022 22 INDICATOR HOLDER 1 CWD933021 23 SENSOR COMPLETE 1 CWA50C2401 O 24 SENSOR COMPLETE ECO 1 CWA50C2709 O 25 ELECTRONIC CONTROLLER ECO SENSOR 1 CWA745791 O 26 ELECTRONIC CONTROLLER COMPARATOR 1 CWA745790 O 27 LEAD WIRE PCB ECO 1 CWA67C8484 28 COVER FOR PCB ECO BOTTOM 1 CWD933193 29 COVER FOR PCB ECO UPPER 1 CWD933192 30 DISCHARGE GRILLE COMPLETE 1 CWE20C3007 31 VERTICAL VA...

Page 102: ...03 54 OPERATING INSTRUCTION 1 CWF567101 55 INSTALLATION INSTRUCTION 1 CWF614310 56 INSTALLATION INSTRUCTION 1 CWF614311 57 INSTALLATION INSTRUCTION 1 CWF614312 58 POWER SUPPLY CORD COMPLETE 1 CWA20C2829 CWA20C2836 Note All parts are supplied from PHAAM Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock ...

Page 103: ...22 INDICATOR HOLDER 1 CWD933021 23 SENSOR COMPLETE 1 CWA50C2401 O 24 SENSOR COMPLETE ECO 1 CWA50C2709 O 25 ELECTRONIC CONTROLLER ECO SENSOR 1 CWA745791 O 26 ELECTRONIC CONTROLLER COMPARATOR 1 CWA745790 O 27 LEAD WIRE PCB ECO 1 CWA67C8484 28 COVER FOR PCB ECO BOTTOM 1 CWD933193 29 COVER FOR PCB ECO UPPER 1 CWD933192 30 DISCHARGE GRILLE COMPLETE 1 CWE20C3007 31 VERTICAL VANE 15 CWE241289 32 CONNECTI...

Page 104: ...WH621103 54 OPERATING INSTRUCTION 1 CWF567101 55 INSTALLATION INSTRUCTION 1 CWF614310 56 INSTALLATION INSTRUCTION 1 CWF614311 57 INSTALLATION INSTRUCTION 1 CWF614312 58 POWER SUPPLY CORD COMPLETE 1 CWA20C2836 Note All parts are supplied from PHAAM Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock ...

Page 105: ...KV 31 15 3 6 5 8 7 23 28 30 33 27 17 16 10 11 4 12 24 22 21 20 19 9 1 2 25 26 13 14 29 18 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 106: ... 26 27 3 9 21 19 18 20 28 12 15 7 8 29 6 1 2 22 5 11 16 17 23 32 10 25 13 14 4 31 34 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 107: ...ID 1 CWB021217 CWB021362 O 17 3 WAY VALVE GAS 1 CWB011257 CWB011148 O 18 OVERLOAD PROTECTOR WITH WIRE 1 CWA67C5210 CWA67C7548 19 HOLDER O L P 1 CWH7041200 20 TERMINAL COVER 1 CWH171011 21 NUT TERMINAL COVER 1 CWH7080300J 22 SOUND PROOF BOARD 1 CWH151074 CWH151022 23 TERMINAL BOARD ASS Y 1 CWA28K1064J 24 CAPACITOR COM 1 DS371156CPNA CWA312076 O 25 HOLDER CAPACITOR 1 CWH301038 CWH30057 26 CAPACITOR ...

Page 108: ... 3 9 35 20 19 27 34 34 13 29 32 16 7 8 28 6 1 2 21 5 12 17 18 33 22 31 11 10 24 15 4 14 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 109: ... VALVE LIQUID 1 CWB021175 O 18 3 WAY VALVE GAS 1 CWB011483 O 19 TERMINAL COVER 1 CWH171012 20 NUT TERMINAL COVER 1 CWH7080300J 21 SOUND PROOF BOARD 1 CWH151051 22 TERMINAL BOARD ASS Y 1 CWA28K1064J 23 CAPACITOR COM 1 CWA312078 O 24 HOLDER CAPACITOR 1 CWH30060 25 CAPACITOR F M 1 DS441355NPQA O 26 CABINET SIDE PLATE 1 CWE041255A 27 CABINET SIDE PLATE COMPLETE 1 CWE04C1123 28 CABINET FRONT PLATE ASS ...

Page 110: ...3 9 22 21 30 36 36 13 32 44 16 7 8 31 6 1 42 23 5 12 17 18 35 24 34 11 10 27 15 4 37 14 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: ...27 21 37 7 6 5 30 38 39 40 36 35 25 24 33 16 11 4 12 10 1 2 42 43 21 9 15 22 36 17 18 29 34 13 32 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 112: ... BOARD 1 CWH151051 CWH151056 24 TERMINAL BOARD ASS Y 1 CWA28K1064J CWA28K224J 25 TERMINAL BOARD ASS Y 1 CWA28K1091J 26 CAPACITOR COM 1 CWA312088 DS441606CPNA O 27 HOLDER CAPACITOR 1 CWH30071 28 CAPACITOR F M 1 DS441355NPQA O 29 CABINET SIDE PLATE 1 CWE041255A 30 CABINET SIDE PLATE COMPLETE 1 CWE04C1123 CWE04C1122 31 CABINET FRONT PLATE ASS Y 1 CWE06K1043 CWE06K1045 32 CABINET TOP PLATE 1 CWE03K100...

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