Haier AS12GB3HRA Service Manual Download | Manualshive

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SERVICE MANAUL

Wall Mounted Type

DC Inverter FREE MATCH EK-Series

AS12GB3HRA

Model No.

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 professional technicians. Any attempt to service or
Repair the product or products dealt with in this service information by anyone else could result in serious injury or death

WARNING

2013 (Qingdao Haier Air Conditioner General corp. , Ltd)

All rights reserved. Unauthorized copying and distribution is a violation of law

Version V1 Date 2013-09-10

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Summary of Contents for AS12GB3HRA

Page 1: ...uals 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 product or products dealt with in this service information by anyone else could result in serious injury or death WARNING 2013 Qingdao Haier Air Conditioner General corp Ltd All rights reserved ...

Page 2: ...2 Features 7 3 Specifications 8 4 Sensors list 9 5 Piping diagrams 10 6 Printed Circuit Board Connector Wiring Diagram 11 7 Functions and Control 8 System configuration 9 Dimensional drawings 10 Conter of gravity 11 Service Diagnosis 12 Circuit diagrams 14 54 34 33 33 25 ...

Page 3: ...ion 1 1 Model name explanation A S 1 2 G B 2 H R A Indoor unit Type of indoor unit S wall mounted Nominal cooling capacity 12000BTU h Platform of indoor units G G platform 35G platform Version number Indoor unit DC inverter Apply toT1 220 240V50HZ 1ph ...

Page 4: ...t before disassembling the equipment for a repair Working on the equipment that is connected to a power supply can cause an electrical shook If it is necessary to supply power to the equipment to conduct the repair or inspecting the circuits do not touch any electrically charged sections of the equipment If the refrigerant gas discharges during the repair work do not touch the discharging refriger...

Page 5: ...ing the welder in an enclosed room can cause oxygen deficiency 1 2 2 Cautions Regarding Products after Repair Warning Be sure to use parts listed in the service parts list of the applicable model and appropriate tools to conduct repair work Never attempt to modify the equipment The use of inappropriate parts or tools can cause an electrical shock excessive heat generation or fire When relocating t...

Page 6: ...generation or fire Do not damage or modify the power cable Damaged or modified power cable can cause an electrical shock or fire Placing heavy items on the power cable and heating or pulling the power cable can damage the cable Do not mix air or gas other than the specified refrigerant R 410A R22 in the refrigerant system If air enters the refrigerating system an excessively high pressure results ...

Page 7: ...roperly water can enter the room and wet the furniture and floor 1 2 3 Inspection after Repair Warning Check to make sure that the power cable plug is not dirty or loose then insert the plug into a power outlet all the way If the plug has dust or loose connection it can cause an electrical shock or fire If the power cable and lead wires have scratches or deteriorated be sure to replace them Damage...

Page 8: ...k Be sure to check the drainage of the indoor unit after the repair Faulty drainage can cause the water to enter the room and wet the furniture and floor 1 2 4 Using Icons Icons are used to attract the attention of the reader to specific information The meaning of each icon is described in the table below 1 2 5 Using Icons List Icon Type of Information Description Note Note A note provides informa...

Page 9: ...ean design The panel is easy to wash and the airflow vents can be detached easily Child lock Avoid the child s wrong operation on the remote controller 3D air flow The 3D airflow is able to deliver the airflow horizontally and vertically Auto mode Adjust the last fixed operation mode automatically Power mode Quick cooling or heating Soft mode Lower noise operation condition Intelligent air With tw...

Page 10: ...17750 Power Consumption Ra 085 1 163 1 W K d e t 8 3 6 5 W W P O C S R E E S h W K n o i t p m u s n o c y g r e n e l a u n n A 993 h m l a v o m e R e r u t s i o M TECHNICAL SPECIFICATIONS 5 6 2 7 8 1 5 9 7 m m D W H s n o i s n e m i D 0 6 3 4 0 3 1 7 8 m m D W H s n o i s n e m i D d e g a k c a P 8 2 G K t h g i e W 0 0 1 G K t h g i e w s s o r G e t i h W r o l o C Sound level r e w o p d ...

Page 11: ...hable Mildew Proof Temperature control Microcomputer Control 1 0 E H R Y l e d o m r e l l o r t n o c e t o m e R Note the data are based on the conditions shown in the table below h t g n e l g n i p i P g n i t a e h g n i l o o c Indoor 27 DB 19 WB Outdoor 35 DB 24 WB Indoor 20 DB Outdoor 7 DB 6 WB 5m type Description Qty 1 e r u t a r e p m e t m o o r g n i t c e t e d r o f d e s u s t I r ...

Page 12: ... Piping diagrams Domestic air conditioner 5ˊPinping diagrams 10 ...

Page 13: ...or power N wire 6 CON1 Connector for power L 7 CN30 Connector transformer 8 CN31 9 CN32 Connector for display board 10 CON6 Connector for ions generator 11 CON8 12 CON7 Connector for communicate between the indoor PCB and the outdoor PCB 13 CN36 Connector for long range control 14 CN34 Connector for Net Module 15 CN20 Connector for room card Note Other designations PCB 1 Indoor Control PCB 1 SW1 C...

Page 14: ... Connector Wiring diagrams Domestic air conditioner PCB 1 CN11 CN36 CN20 CN1 CN26 CN32 CON1 SW1 CN27 CN30 CON2 CON6 CON8 CON7 CN34 CN31 SW2 12 ...

Page 15: ...tic air conditioner Wiring diagrams 8 6 WUDQVIRUPHU HPHUJHQF VZLWFK IDQ PRWRU 5 LRQ JHQHUDWRU 72 287 225 81 7 5 URZQ ODFN 5 5HG HOORZ UHHQ KLWH EOXH PELHQW WHPS VHQVRU 3LSLQJ WHPS VHQVRU louver motor VLQJDO UHFHLYHU ERDUG Romm Card 13 ...

Page 16: ...pened the indoor fan will operate at the set speed and the mode signal will be sent to the outdoor system The system will keep the original status if Tr Ts Airflow speed control temperature difference 1ć Automatic When Tr Ts 3ć high speed When Ts 1ć Tr Ts 3ć medium speed When Tr Ts 1ć low speed When the sensor is off low speed When the airflow speed has no delay from the high to low switching the ...

Page 17: ...f or Tr Ts 3 the manual operation can not be made obligatory automatic operation Airgate location control the location for the airgate can be set according to your needs Defrosting function preventing the frosting on the indoor heat exchanger when cooling or dehumidifying When the compressor works continuously for 1 6 minutes adaptable in EEPROM and the temperature of the indoor coils has been bel...

Page 18: ... signals to the outdoor system Residue heat sending The indoor fan will send the residue heat at a low speed for 12 seconds If other conditions are satisfied when the compressor stops the indoor system will operate at a light speed The indoor fan will stop when the coil temperature is below the heat start temp 4 Defrosting When the system receives the defrosting signal from outdoors the indoor fan...

Page 19: ...off after the timing is finished The followings are several timing methods 1 system on timing The timing indicator will be lightened and the indoor system is under the waiting mode The light will be turned off when the timing is finished and the rest of the system will operate under a normal condition The timing starts since the last reception of the timing signal 2 system off timing When the syst...

Page 20: ...he remote control signal if the press on the urgency key doesn t last for 15 seconds or if the key is loosened Urgency operation If you press the urgency key for less than 5 seconds the buzzer will ring when you press the on off key The system will enter the urgency operation when the urgency key is loosened The urgency operation is fully automatic Test operation The inlet temperature sensor doesn...

Page 21: ...ity confirmation approaches 1 indoor temperature sensor abnormality Under the operation the normal temperature ranges from 120 degree to 30 degree When the temperature goes beyond this range the abnormality can be confirmed If the temperature goes back into the range the system will automatically resume 2 indoor heat interaction sensor abnormality Under the operation the normal temperature ranges ...

Page 22: ...tion 1 and send the cooling signal to the outdoor system Meanwhile you can fix the indoor system at high speed mode the location of the airflow direction board can be switched to the maximal position c Quitting condition The fixed frequency cooling can be quitted after receiving the remote signal and the system will enter the remote setting status 2 Fixed heating a under G code condition high spee...

Page 23: ...03 3598 93 8305 85 1031 1 80 1 64 21 97 6556 88 7989 80 6728 1 78 1 63 20 92 3028 84 0695 76 5017 1 76 1 62 19 87 2775 79 6222 72 5729 1 74 1 60 18 82 5577 75 4384 68 8710 1 72 1 59 17 78 1230 71 5010 65 3815 1 70 1 57 16 73 9543 67 7939 62 0907 1 68 1 55 15 70 0342 64 3023 58 9863 1 66 1 54 14 66 3463 61 0123 56 0565 1 64 1 52 13 62 8755 57 9110 53 2905 1 62 1 51 12 59 6076 54 9866 50 6781 1 60 1...

Page 24: ... 12 3778 0 88 0 87 20 12 7718 12 3223 11 8780 0 86 0 85 21 12 2280 11 8126 11 4011 0 83 0 83 22 11 7102 11 3267 10 9459 0 81 0 80 23 11 2172 10 8634 10 5114 0 78 0 78 24 10 7475 10 4216 10 0964 0 75 0 75 25 10 3000 10 0000 9 7000 0 75 0 75 26 9 8975 9 5974 9 2980 0 76 0 76 27 9 5129 9 2132 8 9148 0 80 0 80 28 9 1454 8 8465 8 5496 0 84 0 83 29 8 7942 8 4964 8 2013 0 87 0 86 30 8 4583 8 1621 7 8691 ...

Page 25: ...2 09 63 2 6232 2 4413 2 2700 2 26 2 13 64 2 5396 2 3611 2 1932 2 31 2 17 65 2 4591 2 2840 2 1195 2 36 2 21 66 2 3815 2 2098 2 0486 2 40 2 25 67 2 3068 2 1383 1 9803 2 45 2 29 68 2 2347 2 0695 1 9147 2 49 2 34 69 2 1652 2 0032 1 8516 2 54 2 38 70 2 0983 1 9393 1 7908 2 59 2 42 71 2 0337 1 8778 1 7324 2 63 2 46 72 1 9714 1 8186 1 6761 2 68 2 50 73 1 9113 1 7614 1 6219 2 73 2 54 74 1 8533 1 7064 1 56...

Page 26: ... 8507 0 7646 0 6867 4 18 3 78 102 0 8281 0 7436 0 6672 4 23 3 83 103 0 8061 0 7233 0 6484 4 29 3 88 104 0 7848 0 7036 0 6303 4 34 3 92 105 0 7641 0 6845 0 6127 4 40 3 97 106 0 7441 0 6661 0 5957 4 46 4 02 107 0 7247 0 6482 0 5792 4 51 4 07 108 0 7059 0 6308 0 5632 4 57 4 12 109 0 6877 0 6140 0 5478 4 63 4 16 110 0 6700 0 5977 0 5328 4 69 4 21 111 0 6528 0 5820 0 5183 4 74 4 26 112 0 6361 0 5667 0 ...

Page 27: ...er method of using it In order to meet this expectation of the users giving sufficient explanations taking enough time can be said to reduce about 80 of the requests for servicing However good the installation work is and however good the functions are the customer may blame either the room air conditioner or its installation work because of improper handling The installation work and handing over...

Page 28: ...appears abnormal use a sharp pointed article to press this button to reset 22 HOUR button Control the lightening and extinguishing of the indoor LED display board 8 9 QUIET button 11 COOL button 10 HEAT button 12 AUTO button 13 FAN SPEED button 14 TIMER button 15 HEALTH button 17 LIGHT button 18 POWER ON OFF button 19 DRY button 20 TEMP button 21 SWING button 23 EXTRA FUNCTION button 24 CANCEL CON...

Page 29: ... mode but only in FAN mode AUTO is not available in FAN mode And temp setting is disabled In FAN mode sleep operation is not available Emergency Operation Use this operation only when the remote controller is defective or lost and with function of emergency running air conditoner can run automatically for a while When the emergency operation switch is pressed the Pi sound is heard once which means...

Page 30: ...low for your sleep 1 hours after SLEEP mode starts temp will become 2 lower than temp setting After another 1 hours temp decrease by 2 rises by 1 futher The unit will run for further 3 hours then stops Temp is lower than temp setting so that room temperature won t be too high for your sleep The unit operaters in corresponding sleep mode adapted to the automatically selected operation mode O C O C ...

Page 31: ...SED In accordance with the directive 2002 96 CE of the European parliament herewith we inform the consumer about the dis posal requirements of the electrical and electronic products conditioning system treatment of the refrigerant of oil and of other part must be done by a qualified installer in accordance with relevant local and national legislation Air conditioners must be treated at a specializ...

Page 32: ...rious stains use a neutral detergent diluted with water Wring the water out of the cloth before wiping then wipe off the detergent completely Indoor Body Once every two weeks 1 Open the lnlet Grille 2 Detach the standard air filter 3 Attach Air Purifying Filter 4 Attach the standard air filter Necessary installation 5 Close the Inlet Grille Close the Grille surely Slide the knob slightly upward to...

Page 33: ...ry to repair or reconstruct by yourself Do not use for the purpose of storage of food art work precise equipment breeding or cultivation CAUTION Take fresh air occasionally especially when gas appliance is running at the same time PROHIBITION STRICT ENFORCEMENT Do not operate the switch with wet hand PROHIBITION PROHIBITION PROHIBITION PROHIBITION PROHIBITION Do not install the unit near a firepla...

Page 34: ...erious stains use a neutral detergent diluted with water Wring the water out of the cloth before wiping then wipe off the detergent completely Indoor Body Once every two weeks 1 Open the lnlet Grille 2 Detach the standard air filter 3 Attach Air Purifying Filter 4 Attach the standard air filter Necessary installation 5 Close the Inlet Grille Close the Grille surely Slide the knob slightly upward t...

Page 35: ...Seivice diagnosis Domestic air conditioner 9 Dimensional drawings 10 Center of gravity Unit mm Unit mm ...

Page 36: ...oor PCB Check to make sure that the indoor PCB is broken Operation sometimes stops Check the power supply A power failure of 2 to 10 cycles can stop air conditioner operation Equipment operates but does not cool or does not heat only for heat pump Check for faulty operation of the electronic expansion valve Set the units to cooling operation and compare the temperatures of the liquid side connecti...

Page 37: ...Communication fault between the IPM and outdoor PCB Page43 F19 6 Power voltage is too high or low Page48 F27 7 Compressor is lock rotor or stopped momentary Page49 F4 8 Overheat protection for Discharge temperature Page44 0 4 e g a P t l u a f r o t o m n a f C D r o o d t u O 9 8 F F21 10 Defrost temperature sensor failure Page36 F7 11 Suction temperature sensor failure Page36 F6 12 Ambient tempe...

Page 38: ... shown in the value of indoor thermistor Domestic air conditioner Thermistor resistance check YES NO YES Check the connector connection whether if it loose or misplug Re connect NO Replace the thermistor Replace the indoor PCB Is the resistance is conformity with normal temperature Method of malfunction detection Malfunction detection conditions Supposed causes Troubleshooting The temperatures are...

Page 39: ...upposed causes Be sure to turn off power switch before connect or disconnect connector or else parts damage may be caused The indoor PCB is damaged and need replace Electrify the machine again and turn it on in the cooling mode Measure whether there is voltage 60VAC 115VAC between the red wire and the black wire of Terminal CN9 on the indoor PCB The indoor PCB is damaged and need replace NO YES NO...

Page 40: ...ion conditions Troubleshooting The fan speed detected by the Hall IC during fan motor running which is used to determine the fan motor operating When there is no fan speed feedback signal within 2 minutes Operation halt due to breaking of wire inside the fan motor Fan motor overheat protection Operation halt due to breaking of the fan motor lead wires Detection error due to faulty indoor PCB Suppo...

Page 41: ...n power on NO Replace fan motor Check output of fan motor connector NO Replace indoor PCB YES YES NO Replace indoor PCB YES Is motor control power voltage DC15V generated Is motor power voltage DC310V generated Is rotation number command voltage DC1 6V generated YES Replace fan motor NO Replace indoor PCB Stop fan motor Is rotation number command pulse generated Replace indoor fan motor and PCB YE...

Page 42: ...ted by the Hall IC during fan motor running which is used to determine the fan motor operating When there is no fan speed feedback signal within 2 minutes Operation stops due to fan motor wiring disconnection Operation stops due to wiring disconnection between PCB and indoor motor Detection error due to faulty indoor PCB Be sure to turn off power switch before connect or disconnect connector or el...

Page 43: ...out DC310V Measure the voltage between 3 and 4 of the terminal about DC15V Measure the voltage between 5 and 3 of the terminal about 1 6v NO YES IPM protection is detected by checking the compressor running condition The system problem cause IPM over current protection The compressor faulty leads to IPM protection Circuit component of IPM is broken and lead to IPM protection The system problem cau...

Page 44: ...a pass fail judgment N terminal of tester P for digital tester P UVW P UVW P terminal of tester N for digital tester UVW P UVW P Normal resistance Unacceptable resistance Short 0 or open Domestic air conditioner Turn off the power check if the compressor wiring connected ok or not Reconnect the wiring NO YES Check the IPM module NO Change the IPM YES Test the resistance values among phases U V and...

Page 45: ...iring disconnected Troubleshooting Be sure to turn off power switch before connect or disconnect connector or else parts damage may be caused 1 Check whether terminal CN23 and CN24 on the outdoor PCB CN10 and CN11 on IPM module 2 Check whether the connected wire between IPM and outdoor is well connected NO 1 Pull out and reinsert the terminals 2 Replace connected wire YES Electrify the machine aga...

Page 46: ...e compressor discharge temperature is above 117 Electronic expansion valve defective Faulty thermistor Faulty PCB Electrify the machine again and turn it on with the remote controller then measure the temperature at the discharge temperature sensor of the compressor on the outdoor unit The temperature exceeds 110 shortly after the machine starts up YES 1 The refrigerant lack was caused during inst...

Page 47: ...ed to be replaced Outdoor EEPROM error Method of malfunction detection Malfunction detection conditions Supposed causes Troubleshooting Be sure to turn off power switch before connect or disconnect connector or else parts damage may be caused Faulty EEPROM data Faulty EEPROM Faulty PCB The signal detected by the EEPROM are used to determine MCU When the signal of EEPROM is error or the EEPROM is d...

Page 48: ...on error due to wiring error Faulty PCB Check whether the signal which is transmitted between indoor and outdoor unit is normal When the communication signal cannot be received normally or when the content of the signal abnormal YES YES NO YES NO Restart the a c and it If starting up normally but malfunction occurs again after a while Check whether the linking cable between the indoor and outdoor ...

Page 49: ... not the power module is damaged replace it with a new one Test the outdoor power supply 230VAC and 310VDC with a multimeter The outdoor PCB is damaged replace it with a new one The indoor PCB is damaged replace it with a new one If the value varies between 0 and 80 VAC the outdoor PCB is damaged replace it with a new one If the value is constant at about 30V the indoor PCB is damaged replace it w...

Page 50: ...onnect or disconnect connector or else parts damage may be caused Supply voltage not as specified The IPM module is broken The outdoor PCB is broken An abnormal voltage rise or fall is detected by specified voltage checking detection circuit An voltage signal is feedback from the voltage detection circuit to the microcomputer NO House power supply fault Change the new one Change the outdoor PCB Is...

Page 51: ...es Indoor Display F28 The position of the compressor rotor can t detected normally Ɣ When the wiring of compressor is wrong or the connection is poor Ɣ The compressor is damaged NO Malfunction unsolved YES YES 1 The wiring of compressor is broken or the connection is poor 2 The compressor is damaged IPM Module is damaged and needs replacing At first the compressor start up soon the compressor stop...

Page 52: ... too high Ɣ The IPM Module is damaged Ɣ The compressor is damaged Ɣ 3RZHU VXSSO YROWDJH LV WRR ORZ RU WRR KLJK Faulty IPM module Faulty compressor Faulty power supply YES NO YES IPM Module is damaged and needs replacing Repair the power supply The system may have been over or under charged with gas which can be judged through the system pressure NO Electrify the machine again and turn it on with t...

Page 53: ... temperature being sensed by the heat exchanger exceeds 65 twice in 30 minutes Ŷ DXOW HOHFWURQLF H SDQVLRQ YDOYH Ŷ LUW KHDW H FKDQJHU Ŷ DXOW heat exchange sensor Ŷ Insufficient gas Electrify the machine again and turn it on with the remote controller check whether the wind temperature is below 65 EEPROM The malfunction is reported after the machine has run for some time 1 Check whether room temper...

Page 54: ...tection conditions Supposed causes Troubleshooting Be sure to turn off power switch before connect or disconnect connector or else parts damage may be caused The malfunction is determined by the communication protocol Indoor and outdoor units are mismatching Ŷ DXOW PRGXOH RI LQGRRU RU RXWGRRU XQLW Check the model of indoor or outdoor units or the type of PCB and be sure they are right Method of ma...

Page 55: ... unit is between 0 6A and 1 6A current of whole outdoor unit At cooling or dehumidification mode At heating mode 1 Indoor evaporator temperature indoor ambient WHPSHUDWXUH 2 Both indoor and outdoor temperature is within 7 23 3 Compressor frequenF Hz Are above premises are satisfied simultaneously Activated when the temp which being sensed by the room temperature sensor is 4 lower than heat exchang...

Page 56: ...CK 220V_L N R52 10K R51 10K R55 10K R60 10K 5V R54 10K R49 10K R42 10K A B 5V C20 0 1uF 25 35 SWITCH RST R63 10K R71 10K R74 10K R77 10K R65 10K R75 10K R78 10K COMM_TX COMM_RX ऩᇐᵓℹ䖯 ᴎ 䆒䅵 ᅵḌ ᅝ ܝ 㨷䞥ⲯ C18 0 1uF 25 35 12V R61 680ƻ C45 1 2uF 450V ݙ 亢ᴎ C10 22nF 275VAC R57 47ƻ 1W L1 LHB1308 171 171uH 0 8A 1 2 3 CN26 2 2 3 3 8 8 6 6 IC7 R3BMF51 220V L N 220V_L 5V 亢ᴎড作 R62 51K R58 1K C23 Comment 1nF C21 C...

Page 57: ...COMM_RX COMM_TX 㞾㒘ড়ϔᢪϔᅸ ݙ 䗮䆃 COMM_TX COMM_RX 1 CON2 1 21 FUSE1 T3 15A 250VAC RV1 TVR14561 CX1 0 1uF 275VAC 220VAC 50Hz L N 220V_L L N 1 2 3 1 1 2 CN30 RTB 1 5 2P বय़ E1 2200uF 35V 105ć IN G N D OUT IC6 L7805CV 1 5A C4 0 1uF 5V C17 0 1uF E6 470uF 16V 105ć R39 10K R84 4 7K C14 1nF R68 10K 5V R36 1K C25 1nF 12V IRQ IRQ 1 CON1 N 2 2 0 V _ L HS1 5 5 N5 SS8050LT1H D11 1N4007 ZD1 1N4746A 18V 1W D12 1N400...

Page 58: ... Circuit diagrams Domestic air conditioner ...

Page 59: ...ls 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 product or products dealt with in this service information by anyone else could result in serious injury or death WARNING 2013 Qingdao Haier Air Conditioner General corp Ltd All rights reserved Un...

Page 60: ...Removal of procedure 1 Removal of Air Filter 1 Domestic Air Condition ...

Page 61: ...val of procedure 2 Please embed the two during installation hooks on air filter completely into the unit Please embed the air filters into the unit along the grooves as installation 2 Domestic Air Condition ...

Page 62: ...start the removal procedure of front grille one side to another to release each axis until it is on the horizontal position and then release the pivots on both sides of the unit to remove the front panel 2 Removal of front panel 3 Domestic Air Condition ...

Page 63: ...Removal of procedure three two HOOKS 4 Domestic Air Condition ...

Page 64: ...Removal of procedure 3 Removal of horizontal flap flap flap flap flap 5 Domestic Air Condition ...

Page 65: ...Removal of procedure 4 Removal of Drain pan 6 Domestic Air Condition ...

Page 66: ...Removal of procedure 5 Removal of vertical blades and swing motor 7 Domestic Air Condition ...

Page 67: ...Removal of procedure 6 Removal of Electrical Box 8 Domestic Air Condition ...

Page 68: ...Removal of procedure 7 Removal of Heat Exchanger 9 Domestic Air Condition ...

Page 69: ...Removal of procedure 10 Domestic Air Condition ...

Page 70: ...Removal of procedure 8 Removal of Fan Rotor and Motor 11 Domestic Air Condition ...

Page 71: ...Removal of procedure 12 Domestic Air Condition ...

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