Panasonic CS-S12MKQ Service Manual Download Page 138

138 

18.2 Outdoor Unit 

18.2.1 CU-S9MKQ 

 

 

 
 
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. 
 
 

Summary of Contents for CS-S12MKQ

Page 1: ...stallation or repairing of refrigerant circuit WARNING This service information is designed 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 pr...

Page 2: ...8 Timer Control 66 12 9 Random Auto Restart Control 66 12 10 Indication Panel 66 12 11 Patrol Operation 67 12 12 E ion Operation 71 12 13 Mild Dry Cooling Operation 73 12 14 AUTO COMFORT and ECO NAVI Operation 74 13 Protection Control 79 13 1 Restart Control Time Delay Safety Control 79 13 2 30 Seconds Forced Operation 79 13 3 Total Running Current Control 79 13 4 IPM Power Transistor Prevention C...

Page 3: ...ual 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 w...

Page 4: ... an installation location which is easy for maintenance 6 Pb free solder has a higher melting point than standard solder typically the melting point is 50 F 70 F 30 C 40 C higher Please use a high temperature solder iron In case of the soldering 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...

Page 5: ...Max Current A Max Input Power W 5 8 1 04k 7 2 1 35k Starting Current A 3 4 4 1 Type Hermetic Motor Hermetic Motor Motor Type Brushless 6 poles Brushless 6 poles Compressor Output Power W 650 650 Type Cross Flow Fan Cross Flow Fan Material ASG20K1 ASG20K1 Motor Type Induction 4 poles Induction 4 poles Input Power W Output Power W 16 16 QLo rpm 680 720 Lo rpm 750 790 Me rpm 880 930 Hi rpm 1020 1070 ...

Page 6: ...ated Fin Type Slit Fin Slit Fin Row x Stage x FPI 2 x 15 x 21 2 x 15 x 21 Indoor Heat Exchanger Size W x H x L mm 610 x 315 x 25 4 610 x 315 x 25 4 Fin Material Aluminium Blue coated Aluminium Blue coated Fin Type Slit Fin Louver Fin Row x Stage x FPI 2 x 23 x 17 1 x 20 x 19 Outdoor Heat Exchanger Size W x H x L mm 25 4 x 483 0 x 553 4 573 4 22 0 x 508 0 x 708 4 Material Polypropelene Polypropelen...

Page 7: ...Max Input Power W 8 9 1 93k 10 9 2 30k Starting Current A 6 4 7 7 Type Hermetic Motor Hermetic Motor Motor Type Brushless 4 poles Brushless 4 poles Compressor Output Power W 900 900 Type Cross Flow Fan Cross Flow Fan Material ASG30K1 ASG30K1 Motor Type Transistor 8 poles Transistor 8 poles Input Power W 69 5 89 5 Output Power W 40 40 QLo rpm 900 970 Lo rpm 980 1050 Me rpm 1140 1220 Hi rpm 1300 140...

Page 8: ...d Fin Type Slit Fin Slit Fin Row x Stage x FPI 2 x 15 x 17 2 x 15 x 21 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 31 x 17 2 x 31 x 17 Outdoor Heat Exchanger Size W x H x L mm 25 4 x 651 0 x 861 6 841 6 25 4 x 651 0 x 861 6 841 6 Material Polypropelene Polypropele...

Page 9: ...Outdoor Noise H L Power Level dB Max Current A Max Input Power W 14 6 3 26k Starting Current A 12 6 Type Hermetic Motor Motor Type Brushless 4 poles Compressor Output Power W 1 70k Type Cross Flow Fan Material ASG20K1 Motor Type Transistor 8 poles Input Power W 94 8 Output Power W 40 QLo rpm 950 Lo rpm 1050 Me rpm 1300 Hi rpm 1540 Indoor Fan Speed SHi rpm 1600 Type Propeller Fan Material PP Resin ...

Page 10: ...ter mm 16 Drain Hose Length mm 550 Fin Material Aluminium Pre Coated Fin Type 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 Slit Fin Row x Stage x FPI 2 x 36 x 17 Outdoor Heat Exchanger Size W x H x L mm 25 4 x 756 x 905 9 885 9 Material Polypropelene Air Filter Type One touch Power Supply Outdoor Power S...

Page 11: ...11 3 Location of Controls and Components 3 1 Indoor Unit 3 2 Outdoor Unit 3 3 Remote Control ...

Page 12: ...870 125 204 115 60 1 2 1 2 61 45 60 41 61 Gas side Liquid side Air intake direction Air outlet direction Left ping hole Right ping hole Side View 290 Side View Remote Control Holder Remote Control 22 47 134 AUTO COMFORT MODE POWERFUL QUIET OFF ON PATROL TIMER SET CANCEL ON OFF 1 2 3 AIR SWING FAN SPEED M ILD DR Y COOLING SET CHECK CLOCK RESET AC RC MILD DRY FAN SPEED AIR SWING AUTO COOL DRY Indoor...

Page 13: ...748 41 61 290 Air intake direction Air outlet direction Left ping hole Side View Side View Unit mm Right ping hole Remote Control Holder Remote Control 22 47 134 AUTO COMFORT MODE POWERFUL QUIET OFF ON PATROL TIMER SET CANCEL ON OFF 1 2 3 AIR SWING FAN SPEED M ILD DR Y COOLING SE T CHECK CLOCK RE SET AC RC MILD DRY FAN SPEED AIR SWING AUTO COOL DRY Bottom View Front View Top View 115 60 Right pipi...

Page 14: ...necessary for installation Anchor Bolt Pitch 261 x 474 Top View Front View 18 650 88 474 88 79 134 261 293 736 18 70 131 510 12 15 230 Side View Side View 3 way valve at Gas side Low Pressure 2 way valve at Liquid side High Pressure 10 cm Unit mm 10 cm 100 cm ...

Page 15: ...15 4 2 3 CU S18MKQ CU S24MKQ ...

Page 16: ...16 4 2 4 CU S28MKQ ...

Page 17: ...17 5 Refrigeration Cycle Diagram 5 1 CS S9MKQ CU S9MKQ CS S12MKQ CU S12MKQ ...

Page 18: ...18 5 2 CS S18MKQ CU S18MKQ CS S24MKQ CU S24MKQ CS S28MKQ CU S28MKQ ...

Page 19: ...19 6 Block Diagram 6 1 CS S9MKQ CU S9MKQ ...

Page 20: ...20 6 2 CS S12MKQ CU S12MKQ ...

Page 21: ...21 6 3 CS S18MKQ CU S18MKQ CS S24MKQ CU S24MKQ ...

Page 22: ...22 6 4 CS S28MKQ CU S28MKQ ...

Page 23: ...LEFT RIGHT LOUVER MOTOR CN STM2 YLW BR 1 5 1 5 R O M Y P MINUS ION GENERATOR HV GND HV W W W W G G SENSOR COMPLETE PIPING TEMP SENSOR 1 THERMISTOR SUCTION TEMP SENSOR THERMISTOR 4 1 CN TH RED t 0 t 0 HIGH VOLTAGE POWER SUPPLY 4 1 4 1 CN CLN CN1 CN RMT 4 1 POSITIVE CHARGE WIRE MOUNTING PIECE W BLACK BL BLUE B BROWN BR GREEN G GRAY GR ORANGE O PINK P RED R WHITE W YELLOW GREEN Y G YELLOW Y W W W W W...

Page 24: ...E POWER SUPPLY 4 1 4 1 CN CLN CN1 CN RMT 4 1 POSITIVE CHARGE WIRE MOUNTING PIECE W BLACK BL BLUE B BROWN BR GREEN G GRAY GR ORANGE O PINK P RED R WHITE W YELLOW GREEN Y G YELLOW Y CN DATA1 8 1 1 14 1 6 1 10 1 11 CN RCV ELECTRONIC CONTROLLER RECEIVER W W W W W W W W W W W CN MSENS CN SENS1 CN SENS2 YLW CN RCV ELECTRONIC CONTROLLER COMPARATOR REMOTE CONTROLLER COMPLETE ELECTRONIC CONTROLLER ECO SENS...

Page 25: ... 0 HIGH VOLTAGE POWER SUPPLY 4 1 4 1 CN CLN CN1 CN RMT 4 1 POSITIVE CHARGE WIRE MOUNTING PIECE W BLACK BL BLUE B BROWN BR GREEN G GRAY GR ORANGE O PINK P RED R WHITE W YELLOW GREEN Y G YELLOW Y CN DATA1 8 1 1 14 1 6 1 10 1 11 CN RCV ELECTRONIC CONTROLLER RECEIVER W W W W W W W W W W W CN MSENS CN SENS1 CN SENS2 YLW CN RCV ELECTRONIC CONTROLLER COMPARATOR REMOTE CONTROLLER COMPLETE ELECTRONIC CONTR...

Page 26: ...26 7 2 Outdoor Unit 7 2 1 CU S9MKQ RED RED TRADE MARK BLUE BLU YELLOW YLW COMP TERMINAL Resistance of Compressor Windings MODEL CU S9MKQ CONNECTION 5RS092XCE21 U V 1 152Ω U W 1 152Ω V W 1 152Ω ...

Page 27: ...50V BLU YLW U V W COMP TEMPERATURE SENSOR THERMISTOR SENSOR COMPLETE 1 3 CN TANK WHT t 0 MS 3 P N SWITCHING POWER SUPPLY CIRCUIT RECTIFICATION CIRCUIT FUSE102 T3 15A L250V BLU RED YLW FM1 BLU FM2 RED FM3 YLW M 1 FAN MOTOR CIRCUIT FUSE101 20A 250V RED RED TRADE MARK BLUE BLU YELLOW YLW COMP TERMINAL 3 RED 2 WHITE 1 BLACK NOISE FILTER CIRCUIT COMMUNICATION CIRCUIT PFC CIRCUIT ELECTRONIC CONTROLLER R...

Page 28: ...0V BLU YLW U V W COMP TEMPERATURE SENSOR THERMISTOR SENSOR COMPLETE 1 3 CN TANK WHT t 0 MS 3 P N SWITCHING POWER SUPPLY CIRCUIT RECTIFICATION CIRCUIT FUSE2 T3 15A L250V FAN MOTOR CIRCUIT FUSE3 20A 250V RED RED TRADE MARK BLUE BLU YELLOW YLW COMP TERMINAL 3 RED 2 WHITE 1 BLACK NOISE FILTER CIRCUIT COMMUNICATION CIRCUIT PFC CIRCUIT ELECTRONIC CONTROLLER YLW RED BLU FAN MOTOR M 1 BLU CAPACITOR Resist...

Page 29: ...6 4 1 4 PC8 PC3 Y G TERMINAL BOARD TERMINAL BOARD TO INDOOR UNIT POWER SUPPLY FAN MOTOR M BLK L N 1 2 3 BLK WHT CORE CORE CORE COMPRESSOR SENSOR COMPLETE OUTDOOR AIR TEMPERATURE SENSOR THERMISTOR OUTDOOR AIR HEAT EXCHANGER TEMPERATURE SENSOR THERMISTOR SENSOR COMPLETE OUTDOOR COMPRESSOR TEMPERATURE SENSOR THERMISTOR COIL COMPLETE EXPAND VALVE CORE CAPACITOR 460V 3 5µF CORE REACTOR WHT BLK WHT AC B...

Page 30: ...V GAS SENSOR PATROL TRI COLOUR BLUE ORANGE RED DISPLAY DISPLAY INDICATOR LED206 G B R LED205 E ION DUST BLU LED204 AUTO COMFORT GRN 12V LED203 ECONAVI GRN LED201 POWER GRN LED202 TIMER ORG 5V QUIET POWERFUL ORG LED207 AUTO COMFORT MODE POWERFUL QUIET OFF ON PATROL TIMER SET CANCEL ON OFF 1 2 3 AIR SWING FAN SPEED MILD DRY COOLING SET CHECKCLOCK RESET AC RC MILD DRY FAN SPEED AIR SWING AUTO COOL DR...

Page 31: ...N CLN CN CLN 5V R14 C24 C29 R12 D1 12V 5 4 3 5 4 3 2 1 2 1 CN STM2 LEFT RIGHT STM 10 11 9 8 7 6 5 4 3 CN DATA1 2 1 CN DATA1 5V 12V R69 R51 R53 1 2 3 4 5 6 7 16 15 14 13 12 11 10 9 8 12V IC05 5 4 3 5 4 3 2 1 2 1 CN STM1 UP DOWN STM 1 2 3 4 5 6 7 16 15 14 13 12 11 10 9 8 12V IC03 R46 R47 H_G HL_G 12V R30 BZ01 5V BZ R61 R62 C25 CN TH 5V SENSOR 1 PIPE SENSOR AIR TEMP C27 4 3 2 1 1 2 3 4 5 6 7 8 9 12V ...

Page 32: ... 2 3 4 1 2 3 4 CN CLN CN CLN 5V R14 C24 C29 R12 D1 12V 5 4 3 5 4 3 2 1 2 1 CN STM2 LEFT RIGHT STM 10 11 9 8 7 6 5 4 3 CN DATA1 2 1 CN DATA1 5V 12V R69 R51 R53 1 2 3 4 5 6 7 16 15 14 13 12 11 10 9 8 12V IC05 5 4 3 5 4 3 2 1 2 1 CN STM1 UP DOWN STM 1 2 3 4 5 6 7 16 15 14 13 12 11 10 9 8 12V IC03 R46 R47 H_G HL_G 12V R30 BZ01 5V BZ R61 R62 C25 CN TH 5V SENSOR 1 PIPE SENSOR AIR TEMP C27 4 3 2 1 1 2 3 ...

Page 33: ...33 8 2 Outdoor Unit 8 2 1 CU S9MKQ ...

Page 34: ... T3 15A L250V BLU YLW U V W MS 3 P N SWITCHING POWER SUPPLY CIRCUIT RECTIFICATION CIRCUIT FUSE102 T3 15A L250V BLU RED YLW FM1 BLU FM2 RED FM3 YLW M 1 FAN MOTOR CIRCUIT FUSE101 20A 250V 3 RED 2 WHITE 1 BLACK NOISE FILTER CIRCUIT COMMUNICATION CIRCUIT PFC CIRCUIT TANK TEMP SENSOR 1 3 CN TANK WHT 5V OUTDOOR TEMP SENSOR PIPING TEMP SENSOR1 1 2 3 4 CN TH WHT R11 C6 G2 G2 G2 G2 C7 R12 5V R1 ...

Page 35: ...V W P N RECTIFICATION CIRCUIT FUSE2 T3 15A L250V FAN MOTOR CIRCUIT FUSE3 20A 250V 3 RED 2 WHITE 1 BLACK NOISE FILTER CIRCUIT COMMUNICATION CIRCUIT PFC CIRCUIT PIPING TEMP SENSOR1 3 4 CN TH1 WHT OUTDOOR TEMP SENSOR 1 2 R101 C46 C45 R100 5V TANK TEMP SENSOR 1 3 CN TANK WHT 5V R410 C49 SWITCHING POWER SUPPLY CIRCUIT COMPRESSOR RED BLU YLW MS 3 5 1 YLW RED BLU FAN MOTOR M 1 BLU CAPACITOR ...

Page 36: ... TO INDOOR UNIT POWER SUPPLY FAN MOTOR BLK L N 1 2 3 BLK WHT CORE CORE CORE COMPRESSOR OUTDOOR TEMP SENSOR 15k Ohm 3950 PIPE TEMP SENSOR 7 96k Ohm 3800 DISCHARGE TEMP SENSOR 50k Ohm 3950 EXPAND VALVE CORE CAPACITOR 460V 3 5µF CORE REACTOR WHT BLK WHT AC BLK AC WHT RY PWR2 RY PWR1 RY HL RY C CN BLK CN WHT CN COM YLW CN COM YLW CN ACFM WHT CN DIS WHT 1 1 3 1 3 4 3 2 CN TH1 WHT RED RED YLW BLU BLU OR...

Page 37: ...37 9 Printed Circuit Board 9 1 Indoor Unit 9 1 1 Main Printed Circuit Board ...

Page 38: ...38 9 1 2 Power Printed Circuit Board 9 1 2 1 CS S9MK CS S12MK 9 1 2 2 CS S18MK CS S24MK ...

Page 39: ...39 9 1 3 Indicator Printed Circuit Board 9 1 4 Receiver Printed Circuit Board 9 1 5 High Voltage Power Supply Printed Circuit Board GND CN1 HV HV ...

Page 40: ...40 9 1 6 Comparator Printed Circuit Board 9 1 7 Human Activity Sensor Printed Circuit Board ...

Page 41: ...41 9 2 Outdoor Unit 9 2 1 Main Printed Circuit Board 9 2 1 1 CU S9MK ...

Page 42: ...42 9 2 1 2 CU S12MK ...

Page 43: ...43 9 2 1 3 CU S18MK CU S24MK ...

Page 44: ...44 9 2 1 4 CU S28MK ...

Page 45: ...45 9 2 2 Noise Filter Printed Circuit Board 9 2 2 1 CU S9MKQ ...

Page 46: ...nded installation height for indoor unit shall be at least 2 5m 10 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 47: ...nt 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 ø70mm hole core drill o Line according to the left and right side of the installation plate The meeting point of the extended line is the center of the hole Another method is by putting measuring tape at position as shown in the diagram above The hole c...

Page 48: ...0 1 6 Indoor Unit Installation 10 1 6 1 For the right rear piping 10 1 6 2 For the right and right bottom piping 10 1 6 3 For the embedded piping This can be used for left rear piping and bottom piping also ...

Page 49: ...t grille 2 Connection cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1 5 mm2 1 0 1 5HP or 4 x 2 5 mm2 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 ...

Page 50: ...and longer than the other AC wires for safety reason 10 1 8 Wire Stripping And Connecting Requirement 10 1 8 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 are not removed gas leakage may be caused Turn the piping end down to avoid the metal powder entering the pipe 3 Please make flare after inserting the flare ...

Page 51: ...on 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 10 2 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...

Page 52: ...y ten minutes 4 Close the Low side valve of the charging set and turn off the vacuum pump Make sure that the needle in the gauge does not move after approximately five minutes Note BE SURE TO TAKE THIS PROCEDURE IN ORDER TO 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 valv...

Page 53: ...trol board with the holder clamper 4 Attach the control board cover back to the original position with the screw 5 For wire stripping and connection requirement refer to instruction g of the indoor unit Earth wire shall be Yellow Green Y G in colour and longer than the other AC wires for safety reason 10 2 5 Pipe Insulation 1 Please carry out insulation at pipe connection portion as mentioned in I...

Page 54: ...stacles Recommended installation height for indoor unit shall be at least 2 5m 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 obstacl...

Page 55: ...te horizontally by aligning the marking off line with the thread and using a level gauge 2 Drill the piping plate hole with ø70mm hole core drill o Line according to the left and right side of the installation plate The meeting point of the extended line is the center of the hole Another method is by putting measuring tape at position as shown in the diagram above The hole center is obtained by me...

Page 56: ...1 1 6 Indoor Unit Installation 11 1 6 1 For the right rear piping 11 1 6 2 For the right and right bottom piping 11 1 6 3 For the embedded piping This can be used for left rear piping and bottom piping also ...

Page 57: ...door unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1 5 mm2 flexible cord type designation 245 IEC 57 or heavier cord 3 Bind all the indoor and outdoor connection cable with tape and route the connection cable via the escapement 4 Remove the tapes and connect the connection cable between indoor unit and outdoor unit according to the diagram below ...

Page 58: ...lour and longer than the other AC wires for safety reason 11 1 8 Wire Stripping And Connecting Requirement 11 1 8 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 are not removed gas leakage may be caused Turn the piping end down to avoid the metal powder entering the pipe 3 Please make flare after inserting the f...

Page 59: ...r 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 2 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 locate at...

Page 60: ...y ten minutes 4 Close the Low side valve of the charging set and turn off the vacuum pump Make sure that the needle in the gauge does not move after approximately five minutes Note BE SURE TO TAKE THIS PROCEDURE IN ORDER TO 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 valv...

Page 61: ...d 4 x 1 5 mm2 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 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 hol...

Page 62: ... Operation 12 1 2 1 Thermostat control Compressor is OFF when intake Air Temperature Internal Setting Temperature 0 5 C Compressor is ON after waiting for 3 minutes if the Intake Temperature Internal Setting Temperature Compressor OFF point 12 1 3 Soft Dry Operation 12 1 3 1 Thermostat control Compressor is OFF when Intake Temperature Internal Setting Temperature 1 0 C Compressor is ON after waiti...

Page 63: ... error counter increased to 7 then H19 fan motor error is detected Operation stopped and could not be restarted 12 3 Outdoor Fan Motor Operation For S9 12 18MK Outdoor fan motor is operated with one fan speed only Outdoor fan turns on when compressor starts to operate But outdoor fan will turns off 30 seconds after compressor stops to operate ON ON Compressor OFF ON Fan Speed ON Outdoor Fan 30 sec...

Page 64: ...ngles as stated above It does not swing during fan motor stop When the air conditioner is stopped using remote control the vane will shift to close position Manual vertical airflow direction can be set using remote control the angles of the vane are as stated above and the positions of the vane are as figure below When the air conditioner is stopped using remote control the vane will shift to clos...

Page 65: ... operation of the new mode During quiet operation if ON timer activates quiet operation maintains After off when on back quiet operation is not memorized Control content o Fan speed is changed from normal setting to quiet setting of respective fan speed This is to reduce sound of Hi Me Lo for 3dB more than 3dB for some models o Fan speed for quiet operation is 1 step from setting fan speed 12 7 Po...

Page 66: ... 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 cancelled 12 9 Random Auto Restart Control When the power supply is cut off during the operation of air conditioner the compressor will re operate within three to four minutes There are 10 patterns to be selected randomly after power supply r...

Page 67: ... 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 68: ...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 69: ...F OFF OFF a Dirtiness level 0 ON OFF OFF OFF a Dirtiness level 1 OFF ON OFF OFF b Dirtiness level 1 OFF ON OFF ON 5 During operation During patrol c Dirtiness level 2 OFF OFF ON ON Remote Control Receiving Sound o Normal Operation Î Patrol Mode Beep o Patrol Mode Î Stop Long Beep o Patrol Mode Î Normal Operation Beep o Stop Î Patrol Beep Timer Control o When ON timer activates when unit stops prev...

Page 70: ...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 71: ...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 72: ...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 73: ...on OFF Timer activates Power supply reset o Active e ion Air Purifying system breakdown error Judgment Method When hi feedback voltage at microcontroller supplied to filter during e ion stop Active e ion Air Purifying system breakdown error shows immediately It is due to indoor PCB or filter s high voltage power supply damage Operations except e ion continue Both Timer indicator and e ion indicato...

Page 74: ...FUL QUIET or MILD DRY operation activates When button is pressed ECO NAVI start condition When ECO NAVI button is pressed ECO NAVI stop conditions When ECO NAVI button is pressed again When unit is OFF by OFF ON button When unit is OFF when OFF TIMER activates When unit is OFF by AUTO OFF ON button at indoor unit When POWERFUL QUIET or MILD DRY operation activates When button is pressed AUTO COMFO...

Page 75: ...latively less Non Living Area near windows wall etc 12 14 4 Human Position Analysis According to Area of Living frequency of activity and indoor unit intake temperature the system will analyze the human position away from the indoor unit 12 14 5 Target Area and Position Judgment The system will judge the indoor unit installation position according to human activity Non Living Area Non Living Area ...

Page 76: ...0 seconds 1 level Lower Activity level 30 seconds Higher Activity level 60 seconds Cooling 2 levels Lower Activity level 8 seconds When 3 activity areas have been detected according to Human Activity Level the timing of horizontal airflow louver steps at the targeted activity areas is judged Operation Mode Activity level Louver stop time Hi 45 seconds Me 30 seconds Cooling Lo 20 seconds When 3 act...

Page 77: ...de Buzzer peep Remote control normal mode To disable ECO Demo MODE Transmit ECO Demo signal again Transmit Patrol Demo signal Operation details Infrared Sensor Human Activity Indicator Sensor 1 Sensor 2 Left Center Right Vane Position Fan Speed 1 0 5 HI 1 1 Auto Swing HI 0 1 1 HI 0 0 Auto Swing LO The target area will maintain for 5 seconds before changeover to next detection If no activity detect...

Page 78: ...UTO COMF ECO NAVI 12 14 11 Infrared Sensor Check Mode To enable Infrared sensor abnormality check mode SET SET Transmit Patrol default OFF ON code Buzzer OFF peep ON peep Press continously for 15s SET Transmit Patrol demo code Buzzer OFF peep ON peep SET Transmit ECO demo code Buzzer OFF peep ON peep SET Transmit check code Buzzer peep Remote control normal mode VARIOUS SETTING mode During ECO NAV...

Page 79: ... current does not exceed X value for 5 seconds the frequency instructed will be increased However if total outdoor unit running current exceeds Y value compressor will be stopped immediately for 3 minutes Model S9 S12 S18 S24 S28 Operation Mode X A Y A X A Y A X A Y A X A Y A X A Y A Cooling Soft Dry A 5 5 15 0 6 8 15 0 9 3 14 8 12 0 19 0 13 3 19 3 Cooling Soft Dry B 5 0 15 0 6 3 15 0 8 8 14 8 11 ...

Page 80: ...F Compressor Frequency Reduced Compressor Frequency Maintain Free Comp Discharge temperature 112 C 96 C 110 C 100 C 97 C 90 C 13 6 Low Pressure Prevention Control Gas Leakage Detection Control start conditions o For 5 minutes the compressor continuously operates and outdoor total current is between 0 65A and 1 65A o During Cooling and Soft Dry operation Indoor suction temperature indoor piping tem...

Page 81: ...sor will stops operation Compressor will resume its operation 3 minutes after the indoor heat exchanger is higher than 13 C At the same time indoor fan speed will be higher than during its normal operation If the indoor heat exchanger temperature is higher than 13 C for 5 minutes the fan speed will return to its normal operation 13 13 Freeze Prevention Control 2 Control start conditions o During C...

Page 82: ...control and timer preliminary operation this control is not applicable o Control content Depends on compressor conditions 1 Compressor OFF Compressor ON The indoor unit fan stops temporarily and then starts to blow at minimum airflow for 30 seconds 2 Compressor ON Compressor OFF The indoor unit fan stops for 90 seconds and then blows at minimum airflow for 20 seconds ...

Page 83: ... AC Reset button and then press any button at remote control to transmit and store the desired transmission code to the EEPROM There are 4 types of remote control transmission code could be selected The indoor unit will only operate when received signal with same transmission code from remote control This could prevent signal interference when there are 2 or more units installed nearby together To...

Page 84: ...i 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 RESET RC To clear and restore the remote control setting to factory default o Press once to clear the memory 14 2 3 RESET AC To restore the unit s setting to factory default...

Page 85: ... Mpa kg cm 2 G Outlet air Temperature C Cooling Mode 0 9 1 2 9 12 12 16 Condition Indoor fan speed High Outdoor temperature 35 C at cooling mode Compressor operate at rated frequency 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 ...

Page 86: ...h Pressure Electric current during operation Insufficient refrigerant gas leakage Ô Ô Ô Clogged capillary tube or strainer Ô Ô Ô Short circuit in the indoor unit Ô Ô Ô Heat radiation deficiency of the outdoor unit Ò Ò Ò Inefficient compression Ò Ô Ô Carry out the measurement of pressure electric current and temperature fifteen minutes after an operation is started ...

Page 87: ...the remote control 3 will be displayed on the remote control display Note Display only for No signal transmission no receiving sound and no Power LED blinking 4 Press the TIMER or button on the remote control The code H00 no abnormality will be displayed and signal will be transmit to the main unit 5 Each press of the button or will increase error code number and transmit error code signal to the ...

Page 88: ...ormality 2 occurrences within 30 minutes Outdoor fan motor locked H98 Indoor temperature rise abnormality Air filter dirty Air circulation short circuit H99 Indoor heat exchanger freeze prevention protection Insufficient refrigerant Air filter dirty F11 4 way valve switching failure 4 occurrences within 30 minutes 4 way valve v coil F90 System and compressor microcomputer communication error for S...

Page 89: ...l transmission is checked whether it is normal Malfunction Caused Faulty indoor unit PCB Faulty outdoor unit PCB Indoor unit outdoor unit signal transmission error due to wrong wiring Indoor unit outdoor unit signal transmission error due to breaking of wire in the connection wires between the indoor and outdoor units Indoor unit outdoor unit signal transmission error due to disturbed power supply...

Page 90: ...are interconnected Malfunction Caused Wrong models interconnected Wrong indoor unit or outdoor unit PCBs mounted Indoor unit or outdoor unit PCBs defective Indoor outdoor unit signal transmission error due to wrong wiring Indoor outdoor unit signal transmission error due to breaking of wire 3 in the connection wires between the indoor and outdoor units Troubleshooting ...

Page 91: ...ction Decision Conditions During startup and operation of cooling and heating the temperatures detected by the indoor intake air temperature sensor are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Page 92: ...n Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor compressor temperature sensor are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Page 93: ...ions A current transformer CT is detected by checking the compressor running frequency rated frequency and CT detected input current less than 1 14A for continuously 20 seconds Malfunction Caused CT defective Outdoor PCB defective Compressor defective low compression Troubleshooting ...

Page 94: ...etermine abnormal fan motor feedback of rotation 2550rpm or 50rpm Malfunction Caused Operation stops due to short circuit inside the fan motor winding Operation stops due to breaking of wire inside the fan motor Operation stops due to breaking of fan motor lead wires Operation stops due to Hall IC malfunction Operation error due to faulty indoor unit PCB Troubleshooting ...

Page 95: ... Decision Conditions During startup and operation of cooling and heating the temperatures detected by the indoor heat exchanger temperature sensor are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Page 96: ...m Abnormal Malfunction Decision Conditions During standby of cooling and heating operation e ion breakdown occurs and air conditioner stops operation Malfunction Caused Faulty indoor main PCB Faulty indoor e ion power module Troubleshooting ...

Page 97: ...ction Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor air temperature sensor are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Page 98: ...ction Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor pipe temperature sensor are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Page 99: ...tion Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor discharge pipe temperature sensor are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Page 100: ...Malfunction Decision Conditions The supply power is detected for its requirement by the indoor outdoor transmission Malfunction Caused Wrong models interconnected Wrong indoor unit and outdoor unit PCBs used Indoor unit or outdoor unit PCB defective Troubleshooting ...

Page 101: ...ality Malfunction Decision Conditions If Patrol sensor feedback is 0V or 5V continuous for 6 hours Error will display only when the Patrol operation is ON Malfunction Caused Faulty connector connection Faulty Patrol sensor Troubleshooting ...

Page 102: ...eration is used to determine abnormal fan motor Malfunction Caused Operation stops due to short circuit inside the fan motor winding Operation stops due to breaking of wire inside the fan motor Operation stops due to breaking of fan motor lead wires Operation stops due to Hall IC malfunction Operation error due to faulty outdoor unit PCB Troubleshooting ...

Page 103: ...During heating operation the temperature detected by the indoor pipe temperature sensor is above 60 C Malfunction Caused Clogged air filter of the indoor unit Dust accumulation on the indoor unit heat exchanger Air short circuit Detection error due to faulty indoor pipe temperature sensor Detection error due to faulty indoor unit PCB Troubleshooting ...

Page 104: ...ion control takes place when indoor pipe temperature is lower than 2 C Malfunction Caused Clogged air filter of the indoor unit Dust accumulation on the indoor unit heat exchanger Air short circuit Detection error due to faulty indoor pipe temperature sensor Detection error due to faulty indoor unit PCB Troubleshooting ...

Page 105: ...lfunction Decision Conditions When cooling operation when indoor pipe temperature or indoor heat exchanger temperature sensor is above 45 C Malfunction Caused Faulty connector connection Faulty indoor pipe temperature sensor Faulty indoor main PCB Troubleshooting ...

Page 106: ...operation of cooling and heating when Power Factor Correction PFC protection circuitry at the outdoor unit main PCB senses abnormal high DC voltage level Malfunction Caused DC voltage peak due to power supply surge DC voltage peak due to compressor windings not uniform Faulty outdoor PCB Troubleshooting ...

Page 107: ...g cooling and heating operation running current 0 65A I 1 65A During cooling indoor intake indoor pipe 4 C Malfunction Caused Refrigerant shortage refrigerant leakage Poor compression performance of compressor 2 3 way valve closed Detection error due to faulty indoor intake air or indoor pipe temperature sensors Troubleshooting ...

Page 108: ...alfunction Decision Conditions A compressor rotation failure is detected by checking the compressor running condition through the position detection circuit Malfunction Caused Compressor terminal disconnect Outdoor PCB malfunction Troubleshooting ...

Page 109: ...s detected by the outdoor pipe temperature sensor Malfunction Caused Outdoor pipe temperature rise due to short circuit of hot discharge air flow Outdoor pipe temperature rise due to defective of outdoor fan motor Outdoor pipe temperature rise due to defective outdoor pipe temperature sensor Outdoor pipe temperature rise due to defective outdoor unit PCB Troubleshooting ...

Page 110: ...ature data 100 C is detected by the IPM temperature sensor Malfunction Caused IPM overheats due to short circuit of hot discharge air flow IPM overheats due to defective of outdoor fan motor IPM overheats due to defective of internal circuitry of IPM IPM overheats due to defective IPM temperature sensor Troubleshooting ...

Page 111: ...ion of cooling and heating when compressor tank temperature data 112 C is detected by the compressor tank temperature sensor Malfunction Caused Refrigerant shortage refrigerant leakage 2 3 way valve closed Detection error due to faulty compressor tank temperature sensor Troubleshooting ...

Page 112: ...detected by checking the input current value being detected by current transformer CT with the compressor running Malfunction Caused Over current due to compressor failure Over current due to defective outdoor unit PCB Over current due to defective inverter main circuit electrolytic capacitor Over current due to excessive refrigerant Troubleshooting ...

Page 113: ...tdoor unit PCB Troubleshooting Checking the power transistor Never touch any live parts for at least 10 minutes after turning off the circuit breaker If unavoidable necessary to touch a live part make sure the power transistor s supply voltage is below 50V using the tester For the UVW make measurement at the Faston terminal on the board of the relay connector Tester s negative terminal Power trans...

Page 114: ...capacitor has discharged sufficiently before proceeding with repair work Failure to heed this caution may result in electric shocks 16 1 CS S9MK CS S12MK 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 115: ...115 Figure 3 Figure 4 Figure 5 16 1 1 3 To remove discharge grille Figure 6 ...

Page 116: ...116 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 117: ...117 Figure 10 Figure 11 ...

Page 118: ...rged sufficiently before proceeding with repair work Failure to heed this caution may result in electric shocks 16 2 CS S18MK CS S24MK CS S28MK 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 119: ...119 16 2 1 3 To remove power electronic controller Figure 14 Figure 15 Figure 16 Figure 17 ...

Page 120: ...120 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 121: ...121 Figure 21 Figure 22 Figure 23 ...

Page 122: ...hnical Data 17 1 Operation Characteristics 17 1 1 CS S9MKQ CU S9MKQ Cooling Characteristic o Room temperature 27 C DBT 19 C WBT o Operation condition High fan speed o Piping length 7 5m o Compressor Frequency Fc ...

Page 123: ...123 Piping Length Characteristic o Room temperature 27 C DBT 19 C WBT o Operation condition High fan speed o Outdoor temperature 35 C DBT 24 C WBT o Compressor Frequency Fc ...

Page 124: ...124 17 1 2 CS S12MKQ CU S12MKQ Cooling Characteristic o Room temperature 27 C DBT 19 C WBT o Operation condition High fan speed o Piping length 7 5m o Compressor Frequency Fc ...

Page 125: ...125 Piping Length Characteristic o Room temperature 27 C DBT 19 C WBT o Operation condition High fan speed o Outdoor temperature 35 C DBT 24 C WBT o Compressor Frequency Fc ...

Page 126: ...126 17 1 3 CS S18MKQ CU S18MKQ Cooling Characteristic o Room temperature 27 C DBT 19 C WBT o Operation condition High fan speed o Piping length 5m o Compressor Frequency Fc ...

Page 127: ...127 Piping Length Characteristic o Room temperature 27 C DBT 19 C WBT o Operation condition High fan speed o Outdoor temperature 35 C DBT 24 C WBT o Compressor Frequency Fc ...

Page 128: ...128 17 1 4 CS S24MKQ CU S24MKQ Cooling Characteristic o Room temperature 27 C DBT 19 C WBT o Operation condition High fan speed o Piping length 5m o Compressor Frequency Fc ...

Page 129: ...129 Piping Length Characteristic o Room temperature 27 C DBT 19 C WBT o Operation condition High fan speed o Outdoor temperature 35 C DBT 24 C WBT Compressor Frequency Fc ...

Page 130: ...130 17 1 5 CS S28MKQ CU S28MKQ Cooling Characteristic o Room temperature 27 C DBT 19 C WBT o Operation condition High fan speed o Piping length 5m o Compressor Frequency Fc ...

Page 131: ...131 Piping Length Characteristic o Room temperature 27 C DBT 19 C WBT o Operation condition High fan speed o Outdoor temperature 35 C DBT 24 C WBT Compressor Frequency Fc ...

Page 132: ...ew and Replacement Parts List 18 1 Indoor Unit 18 1 1 CS S9MKQ CS S12MKQ 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 133: ...21 INDICATOR HOLDER 1 CWD933021 22 CONTROL BOARD FRONT COVER CO 1 CWH13C1183 23 DISCHARGE GRILLE COMPLETE 1 CWE20C3123 24 BACK COVER CHASSIS 1 CWD933233 25 FULCRUM 1 CWH621102 26 VERTICAL VANE 11 CWE241350 27 CONNECTING BAR 1 CWE261152 28 CONNECTING BAR 1 CWE261217 29 CONNECTING BAR 1 CWE261216 30 CONNECTING BAR 1 CWE261215 31 AIR SWING MOTOR 1 CWA981264 O 32 AIR SWING MOTOR 1 CWA98K1015 O 33 CAP ...

Page 134: ...ONTROL BOARD CASING FOR PCB ECO 1 CWD93C1108 55 COVER FOR RECEIVER BOTTOM 1 CWD933209 56 COVER FOR RECEIVER UPPER 1 CWD933022 57 REMOTE CONTROL CO WIRED OPTIONAL 1 CWG50C2930 58 POWER SUPPLY CORD CO 1 CWA20C2851 Note All parts are supplied from PHAAM Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock ...

Page 135: ...135 18 1 2 CS S18MKQ CS S24MKQ CS S28MKQ 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 136: ...20C3124 24 FULCRUM 2 CWH621103 25 VERTICAL VANE 15 CWE241355 26 CONNECTING BAR 1 CWE261220 27 CONNECTING BAR 1 CWE261158 28 CONNECTING BAR 1 CWE261221 29 CONNECTING BAR 1 CWE261159 30 CONNECTING BAR 1 CWE261160 31 A S MOTOR DC SINGLE 12V 300OHM 1 CWA981241 O 32 A S MOTOR DC SINGLE 12V 300OHM 1 CWA98K1015 O 34 CAP DRAIN TRAY 1 CWH521096 35 HORIZONTAL VANE 1 CWE24C1364 36 BACK COVER CHASSIS 1 CWD933...

Page 137: ... FOR RECEIVER UPPER 1 CWD933022 59 REMOTE CONTROL CO WIRED OPTIONAL 1 CWG50C2930 60 POWER SUPPLY CORD COMPLETE 1 CWA20C2851 CWA20C2853 Note All parts are supplied from PHAAM Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock ...

Page 138: ...138 18 2 Outdoor Unit 18 2 1 CU S9MKQ 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 139: ...139 18 2 2 CU S12MKQ 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 140: ... CWH7080300J 19 SOUND PROOF BOARD 1 CWH151185 CWH151172 20 SOUND PROOF MATERIAL 1 CWG302478 CWG302436 21 SOUND PROOF MATERIAL 1 CWG302532 CWG302431 22 SENSOR CO COMP TEMP 1 CWA50C2205 O 23 CONTROL BOARD COVER TOP 1 CWH131324 CWH131264 24 ELECTRONIC CONTROLLER MAIN 1 CWA73C5410R CWA73C5369R O 25 ELECTRONIC CONTROLLER NF 1 CWH14C7640 O 26 TERMINAL BOARD ASSY 1 CWA28K1036J 27 CABINET SIDE PLATE CO 1 ...

Page 141: ...141 18 2 3 CU S18MKQ CU S24MKQ 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 142: ...RD 1 CWH151257 20 TERMINAL COVER 1 CWH171039 21 NUT TERMINAL COVER 1 CWH7080300J 22 SENSOR CO OUTDOOR COMP TEMP 1 CWA50C2185 O 23 HOLDER SENSOR 1 CWH32143 27 SENSOR CO OUTDOOR DISCHARGE TEMP 1 CWA50C2517 O 28 REACTOR 1 G0C153J00005 29 TERMINAL BOARD ASSY 1 CWA28K1036J O 30 ELECTRONIC CONTROLLER MAIN 1 CWA73C5370R CWA73C5371R O 31 CONTROL BOARD COVER TOP 1 CWH131333 32 CABINET SIDE PLATE CO 1 CWE04...

Page 143: ...143 18 2 4 CU S28MKQ 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 144: ... 27 HOLDER SENSOR 1 CWH711010 29 V COIL COMPLETE 1 CWA43C2258 30 SENSOR CO COMP TEMP 1 CWA50C2656 O 31 SENSOR CO AIR AND COND TEMP 1 CWA50C2517 O 32 REACTOR 1 G0C452J00002 33 CONTROL BOARD CASING SIDE 1 CWH102361 34 TERMINAL BOARD ASSY 1 CWA28K1076J O 35 TERMINAL BOARD ASSY 1 CWA28K1162 O 37 ELECTRONIC CONTROLLER MAIN 1 CWA73C5372R O 38 CONTROL BOARD COVER TOP 1 CWH131333 39 CABINET SIDE PLATE L 1...

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