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Panasonic CS-QE12MKE, Service Manual, Page: 79 / 97

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Panasonic CS-QE12MKE Service Manual Download Page 79

79 

WARNING 

16.  Disassembly and Assembly Instructions 

 

 

 
High Voltage is generated in the electrical parts area by the capacitor. Ensure that the capacitor has discharged sufficiently before proceeding with 
repair work. Failure to heed this caution may result in electric shocks. 

16.1  Indoor Electronic Controllers, Cross Flow Fan and Indoor Fan Motor 

Removal Procedures 

16.1.1  To remove front grille 

 

 

 

16.1.2  To remove power electronic controller 

 

 

Summary of Contents for CS-QE12MKE

Page 1: ...ion 25 11 1 Select the Best Location 25 11 2 Indoor Unit 26 11 3 Outdoor Unit 30 12 Operation Control 32 12 1 Basic Function 32 12 2 Indoor Fan Motor Operation 33 12 3 Outdoor Fan Motor Operation 34 12 4 Airflow Direction 34 12 5 Quiet operation Cooling Mode Cooling area of Dry Mode 35 PRECAUTION OF LOW TEMPERATURE In order to avoid frostbite be assured of no refrigerant leakage during the install...

Page 2: ...Operation 46 14 Servicing Mode 47 14 1 Auto OFF ON Button 47 14 2 Remote Control Button 48 15 Troubleshooting Guide 49 15 1 Refrigeration cycle system 49 15 2 Breakdown Self Diagnosis Function 51 15 3 Error Code Table 52 15 4 Self diagnosis Method 54 16 Disassembly and Assembly Instructions 79 16 1 Indoor Electronic Controllers Cross Flow Fan and Indoor Fan Motor Removal Procedures 79 16 2 Outdoor...

Page 3: ...ngly recommended to install with Earth Leakage Circuit Breaker ELCB or 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 tight...

Page 4: ...tion 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 connection to the ai...

Page 5: ...Level dB 55 dB A 46 Cooling Outdoor Noise H L QLo Power Level dB 61 kW 0 85 3 40 5 40 BTU h 2900 11600 18400 Capacity kcal h 730 2920 4640 Running Current A 3 5 Input Power W 180 730 1 36k W W 4 72 4 66 3 97 Btu hW 16 11 15 89 13 53 COP kcal hW 4 06 4 00 3 41 Power Factor 91 dB A 40 27 24 Indoor Noise H L QLo Power Level dB 56 dB A 47 Heating Outdoor Noise H L QLo Power Level dB 62 Low Temp Capaci...

Page 6: ...s Input Power W Output Power W 40 Cool rpm 800 Outdoor Fan Speed Hi Heat rpm 790 Moisture Removal L h Pt h 1 5 3 2 Cool m 3 min ft 3 min 6 9 243 QLo Heat m 3 min ft 3 min 7 3 256 Cool m 3 min ft 3 min 7 6 268 Lo Heat m 3 min ft 3 min 7 7 273 Cool m 3 min ft 3 min 9 4 332 Me Heat m 3 min ft 3 min 9 8 345 Cool m 3 min ft 3 min 11 3 400 Hi Heat m 3 min ft 3 min 11 9 420 Cool m 3 min ft 3 min 11 9 421...

Page 7: ...32 23 Heating Minimum 16 11 Cooling Maximum 30 Heating Minimum 16 Maximum 10 Indoor Operation Range 8 10 C HEAT Minimum 8 Cooling Maximum 43 26 Heating Minimum 15 Cooling Maximum 24 18 Heating Minimum 15 Maximum Outdoor Operation Range 8 10 C HEAT Minimum 15 1 Cooling capacities are based on indoor temperature of 27 C DRY BULB 80 6 F DRY BULB 19 0 C WET BULB 66 F WET BULB and outdoor air temperatu...

Page 8: ... dB 58 dB A 48 Cooling Outdoor Noise H L QLo Power Level dB 63 kW 0 85 4 00 6 60 BTU h 2900 13600 22500 Capacity kcal h 730 3440 5680 Running Current A 4 5 Input Power W 185 960 1 85k W W 4 59 4 17 3 57 Btu hW 15 68 14 17 12 16 COP kcal hW 3 95 3 58 3 07 Power Factor 93 dB A 42 33 30 Indoor Noise H L QLo Power Level dB 58 dB A 50 Heating Outdoor Noise H L QLo Power Level dB 65 Low Temp Capacity kW...

Page 9: ...s Input Power W Output Power W 40 Cool rpm 840 Outdoor Fan Speed Hi Heat rpm 820 Moisture Removal L h Pt h 2 0 4 2 Cool m 3 min ft 3 min 7 5 265 QLo Heat m 3 min ft 3 min 9 4 329 Cool m 3 min ft 3 min 8 4 297 Lo Heat m 3 min ft 3 min 9 9 350 Cool m 3 min ft 3 min 10 4 367 Me Heat m 3 min ft 3 min 11 3 398 Cool m 3 min ft 3 min 12 5 440 Hi Heat m 3 min ft 3 min 12 8 450 Cool m 3 min ft 3 min 13 1 4...

Page 10: ... 32 23 Heating Minimum 16 11 Cooling Maximum 30 Heating Minimum 16 Maximum 10 Indoor Operation Range 8 10 C HEAT Minimum 8 Cooling Maximum 43 26 Heating Minimum 15 Cooling Maximum 24 18 Heating Minimum 15 Maximum Outdoor Operation Range 8 10 C HEAT Minimum 15 1 Cooling capacities are based on indoor temperature of 27 C DRY BULB 80 6 F DRY BULB 19 0 C WET BULB 66 F WET BULB and outdoor air temperat...

Page 11: ... 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 Operation Improvement o Quiet mode to reduce the indoor unit operating sound o Powerful mode to reach the desired room temperature quickly o 24 hour timer setting o 8 10 C HEAT operat...

Page 12: ...12 4 Location of Controls and Components 4 1 Indoor Unit 4 2 Outdoor Unit 4 3 Remote Control ...

Page 13: ...13 5 Dimensions 5 1 Indoor Unit ...

Page 14: ...14 5 2 Outdoor Unit ...

Page 15: ...15 6 Refrigeration Cycle Diagram ...

Page 16: ...16 7 Block Diagram ...

Page 17: ...17 8 Wiring Connection Diagram 8 1 Indoor Unit ...

Page 18: ...18 8 2 Outdoor Unit ...

Page 19: ...19 9 Electronic Circuit Diagram 9 1 Indoor Unit ...

Page 20: ...20 9 2 Outdoor Unit ...

Page 21: ...21 10 Printed Circuit Board 10 1 Indoor Unit 10 1 1 Main Printed Circuit Board ...

Page 22: ...22 10 1 2 Power Printed Circuit Board 10 1 3 Indicator Printed Circuit Board ...

Page 23: ...23 10 1 4 Receiver Printed Circuit Board 10 1 5 High Voltage Power Supply Printed Circuit Board ...

Page 24: ...24 10 2 Outdoor Unit ...

Page 25: ...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 26: ...ts 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 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 ...

Page 27: ...27 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 28: ... 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 5 Secure the connection cable onto the control board with the holder clamper o Ensure the colour of wires of outdoor unit and the terminal Nos are the same to the indoor ...

Page 29: ...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 nut onto the copper pipes ...

Page 30: ...ut by using pipe cutter Remove burrs from cut edge Make flare after inserting the flare nut locate at valve onto the copper pipe Align center of piping to valves and then tighten with torque wrench to the specified torque as stated in the table 11 3 3 Evacuation of the Equipment WHEN INSTALLING AN AIR CONDITIONER BE SURE TO EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES in the following procedu...

Page 31: ...power supply through Isolating Devices Disconnecting means o Connect approved type polychloroprene sheathed power supply cord 3 x 1 5 mm2 1 0 1 5HP type designation 245 IEC 57 or heavier cord to the terminal board and connect the others end of the cord to Isolating Devices Disconnecting means 3 Connection cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 1 5 m...

Page 32: ...depending on the air conditioner settings and the operation environment The final shifted value will be used as internal setting temperature and it is updated continuously whenever the electrical power is supplied to the unit 12 1 2 Cooling Operation 12 1 2 1 Thermostat control Compressor is OFF when Intake Air Temperature Internal Setting Temperature 1 5 C Compressor is ON after waiting for 3 min...

Page 33: ...p to 8 C The Auto Operation Mode shifting will take place whenever operation mode changed from Cool Soft Dry to Heating or vice versa 12 1 6 Fan Operation Fan Operation is used to circulate air in a room During operation indoor fan run continuously but outdoor fan and compressor stop Temperature setting is not applicable 12 2 Indoor Fan Motor Operation 12 2 1 Basic Rotation Speed rpm Manual Fan Sp...

Page 34: ...r fan motor is operated with 15 fan speed number of roations It starts when compressor starts operation and it stops 30 seconds after compressor stops operation 12 4 Airflow Direction There are two types of airflow vertical airflow directed by horizontal vane and horizontal airflow directed by vertical vanes Control of airflow direction can be automatic angles of direction is determined by operati...

Page 35: ... control is pressed Quiet LED illuminates o Quiet operation stop condition When one of the following conditions is satisfied quiet operation stops Powerful button is pressed Stop by OFF ON switch Timer off activates Quiet button is pressed again When quiet operation is stopped operation is shifted to normal operation with previous setting When fan speed is changed quiet operation is shifted to qui...

Page 36: ...temperature will shift lower up to 2 C for Cooling Soft Dry or higher up to 3 5 C for Heating than remote control setting temperature for 20 minutes to achieve the setting temperature quickly 12 8 Timer Control 12 8 1 ON Timer Control ON timer can be set using remote control the unit with timer set will start operate earlier than the setting time This is to provide a comfortable environment when r...

Page 37: ...on occurs If e ion LED is blinking there is an abnormality of e ion occurs If PATROL LED is blinking there is a gas sensor error detection 12 11 Patrol Operation Purpose o To monitor air dirtiness level by using Patrol sensor and to maintain air freshness by activates e ion operation Control Condition o Patrol operation starts condition When the unit operation is started with OFF ON button When th...

Page 38: ...o change the gas sensor sensitivity where the Threshold value G1 G4 will be shifted accordingly Press and release SET button Press Timer increment Timer decrement button to select sensitivity Low Standard Default High Confirm setting by pressing Timer Set button LCD returned to original display after 2 seconds LCD returned to original display if remote control does not operate for 30 seconds o e i...

Page 39: ... operation if power failure occurs after power resumes Patrol individual operation resumes immediately During combination operation if power failure occurs after power resumes combination operation resume immediately o Error Detection Control The Patrol error detection control starts once the power is supplied to Patrol sensor However the error will display when the Patrol operation is ON Error de...

Page 40: ...off etc e ion operation resume after indoor fan restarts When indoor intake temperature 40 C e ion operation resume after indoor intake temperature 40 C continuously for 30 minutes Control Content o Indoor fan control During any operation mode combines with e ion operation fan speed follows respective operation mode During e ion individual operation only Auto Fan Speed and no Powerful operation is...

Page 41: ...Connect the connector or stop operation include during Patrol operation to cancel the blinking Abnormal Discharge Judgement Method During e ion operation when feedback voltage is Lo at microcontroller is detected it is judged abnormal discharge and stops power supplies to the e ion Air Purifying system The unit retries after 30 minutes and repeat for 24 times not applicable for e ion Check Mode Tr...

Page 42: ...essing TEMP down button at the remote control o 10 C Pressing TEMP up button at the remote control During the operation of this mode o The indoor fan speed will remain at Hi fan tap all the time included deice process o Powerful operation Quiet operation and Fan Speed selection are disabled o Cold draft prevention control is disabled Control condition Caution If the indoor temperature constantly i...

Page 43: ... 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 QE9MK QE12MK Operation Mode X A Y A X A Y A Cooling Soft Dry A 4 95 14 98 5 76 14 98 Cooling Soft Dry B 4 43 14 98 5 25 14 98 Cooling Soft Dry C 4 95 14 98 5 76 14 98 Heating 5 76 14 98 7 84 14 98 The first 30 minut...

Page 44: ...ture indoor piping temperature is below 4 C o During Heating operations Indoor piping temperature indoor suction is under 5 C Control contents o Compressor stops and restart after 3 minutes o If the conditions above happen 2 times within 20 minutes the unit will Stop operation Timer LED blinks and F91 indicated 13 1 7 Low Frequency Protection Control 1 When the compressor operate at frequency lowe...

Page 45: ...r than during its normal operation If the indoor heat exchanger temperature is higher than 5 C for 5 minutes the fan speed will return to its normal operation 13 2 4 Freeze Prevention Control 2 Control start conditions o During Cooling operation and soft dry operation During thermo OFF condition indoor intake temperature is less than 10 C or Compressor stops for freeze prevention control o Either ...

Page 46: ...perature Control The Max current value is regulated when the outdoor air temperature rise above 14 C in order to avoid compressor overloading 13 3 3 Overload Protection Control The compressor operating frequency is regulated in accordance to indoor heat exchanger temperature as shown below If the heat exchanger temperature exceeds 60 C compressor will stop 13 3 4 Low Temperature Compressor Oil Ret...

Page 47: ...on 3 REMOTE CONTROL NUMBER SWITCH MODE The Remote Control Number Switch Mode will be activated if the Auto OFF ON button is pressed continuously for more than 11 seconds 3 beep sounds will occur at 11th seconds to identify the Remote Control Number Switch Mode is in standby condition and press AC RESET button and then press any button at remote control to transmit and store the desired transmissio...

Page 48: ...r o Press Timer Set button until a beep sound is heard as confirmation of transmission code changed To change the air quality sensor sensitivity o Press and release by using pointer o Press the Timer Decrement button to select sensitivity 1 Low sensitivity 2 Standard Default 3 Hi sensitivity o Confirm setting by pressing Timer Set button a Beep sound will be heard LCD returns to original display a...

Page 49: ...nd a fan The normal outlet air temperature and pressure of the refrigeration cycle depends on various conditions the standard values for them are shown in the table on the right Normal Pressure and Outlet Air Temperature Standard Gas Pressure Mpa kg cm 2 G Outlet air Temperature C Cooling Mode 0 9 1 2 9 12 12 16 Heating Mode 2 3 2 9 23 29 36 45 Condition Indoor fan speed High Outdoor temperature 3...

Page 50: ...ation Low Pressure High Pressure Electric current during operation Insufficient refrigerant gas leakage Ô Ô Ô Ô Ô Ô Clogged capillary tube or strainer Ô Ô Ô Ò Ò Ò Short circuit in the indoor unit Ô Ô Ô Ò Ò Ò Heat radiation deficiency of the outdoor unit Ò Ò Ò Ô Ô Ô Inefficient compression Ò Ô Ô Ò Ô Ô Carry out the measurement of pressure electric current and temperature fifteen minutes after an op...

Page 51: ...isplay Memorized Error Code Protective Operation Status 1 Turn power on 2 Press the CHECK button on the remote controller continuously for 5 seconds 3 will be displayed on the remote controller display Note Display only for No transmitting signal no receiving sound and no Power LED blinking 4 Press the TIMER or button on the remote controller The code H00 no abnormality will be displayed and signa...

Page 52: ...52 15 3 Error Code Table ...

Page 53: ...53 ...

Page 54: ...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 w...

Page 55: ...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 56: ...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 57: ...ions A current transformer CT is detected by checking the compressor running frequency rated frequency and CT detected input current less than 0 65A for continuously 20 seconds Malfunction Caused CT defective Outdoor PCB defective Compressor defective low compression Troubleshooting ...

Page 58: ...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 59: ...Decision Conditions During startup and operation of cooling and heating the temperatures detected by the indoor heat exchanger temperature sensor 1 are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Page 60: ... Decision Conditions During startup and operation of cooling and heating the temperatures detected by the indoor heat exchanger temperature sensor 2 are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Page 61: ...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 62: ...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 63: ...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 64: ...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 65: ...alfunction 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 66: ...lity 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 67: ...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 68: ...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 69: ...Decision Conditions Freeze prevention 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 70: ...onditions When heating operation when indoor pipe temperature is below 10 C When cooling operation when indoor pipe temperature is above 45 C Malfunction Caused Connector in poor contact Faulty sensor Faulty outdoor unit PCB 4 way valve defective Troubleshooting ...

Page 71: ...peration 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 72: ...y checking the CT detected input current value and the compressor running frequency During startup and operating of cooling and heating input current 8 78 256 A Hz x compressor running frequency 0 25 Gas shortage detection 2 A gas shortage is detected by checking the difference between indoor pipe temperature and indoor intake air temperature during cooling and heating Malfunction Caused Refrigera...

Page 73: ...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 74: ...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 75: ...ted o Heat Sink Overheating During operation of cooling and heating when heat sink temperature data 90 C is detected by the heat sink 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 M...

Page 76: ...on 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 77: ... 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 78: ...door 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 transi...

Page 79: ...acitor Ensure that the capacitor has discharged sufficiently before proceeding with repair work Failure to heed this caution may result in electric shocks 16 1 Indoor Electronic Controllers Cross Flow Fan and Indoor Fan Motor Removal Procedures 16 1 1 To remove front grille 16 1 2 To remove power electronic controller ...

Page 80: ...80 16 1 3 To remove discharge grille ...

Page 81: ...81 16 1 3 1 To remove control board 16 1 4 To remove cross flow fan and indoor fan motor ...

Page 82: ...82 ...

Page 83: ...ler be careful of electrostatic discharge 1 Remove the 3 screws of the Top Panel Fig 1 2 Remove the 6 screws of the Front Panel Fig 2 3 Remove the screw of the Terminal Board Cover 4 Remove the Top Cover of the Control Board by 4 hooks Fig 3 5 Remove the Control Board as follows Fig 4 Fig 5 Fig 6 ...

Page 84: ...84 17 Technical Data 17 1 Operation Characteristics 17 1 1 CU QE9MKE ...

Page 85: ...85 ...

Page 86: ...86 ...

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Page 88: ...88 17 1 2 CU QE12MKE ...

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Page 92: ...C 2 97 2 04 0 51 2 77 1 96 0 55 2 58 1 89 0 59 2 35 1 81 0 64 CU QE12MKE 220V Outdoor Temp C 30 35 40 46 Indoor wet bulb temp TC SHC IP TC SHC IP TC SHC IP TC SHC IP 17 0 C 3 47 2 63 0 83 3 24 2 52 0 90 3 02 2 43 0 96 2 74 2 30 1 03 19 0 C 3 50 0 91 19 5 C 3 81 2 76 0 85 3 56 2 65 0 91 3 31 2 55 0 98 3 01 2 43 1 05 22 0 C 4 15 2 86 0 86 3 88 2 75 0 93 3 61 2 65 0 99 3 28 2 53 1 07 TC Total Cooling...

Page 93: ...8 Exploded View and Replacement Parts List 18 1 Indoor Unit 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 94: ...R MAIN 1 CWA73C5750 CWA73C5751 O 24 ELECTRONIC CONTROLLER POWER 1 CWA745837 O 25 ELECTRONIC CONTROLLER INDICATOR 1 CWA745995 O 26 INDICATOR HOLDER 1 CWD933021 27 SENSOR COMPLETE 1 CWA50C2664 O 28 CONTROL BOARD FRONT COVER 1 CWH13C1183 29 CONTROL BOARD TOP COVER 1 CWH131350 31 REMOTE CONTROL COMPLETE 1 CWA75C3634 O 32 FRONT GRILLE COMPLETE 1 CWE11C4579 CWE11C4581 CWE11C4579 CWE11C4581 O 33 INTAKE G...

Page 95: ...5 51 COVER FOR RECEIVER UPPER 1 CWD933022 52 COVER FOR RECEIVER BOTTOM 1 CWD933209 Note All parts are supplied from PHAAM Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock ...

Page 96: ...96 18 2 Outdoor Unit 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 97: ...OIL COMPLETE 1 CWA43C2058J O 24 SENSOR COMPLETE 1 CWA50C2402 O 25 SENSOR CO OUTDOOR DISCHRG TEMP 1 CWA50C2512 O 27 TERMINAL BOARD ASSY 1 CWA28K1110J O 29 REACTOR 1 G0C193J00003 O 31 ELECTRONIC CONTROLLER MAIN 1 CWA73C5754R CWA73C5755R O 32 CRANKCASE HEATER 1 CWA341050 33 CONTROL BOARD COVER TOP 1 CWH131264 34 SENSOR CO OUTDOOR COMPRESSOR TEMP 1 CWA50C2205 O 36 TERMINAL COVER 1 CWH171039A 37 NUT TE...

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