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DISASSEMBLING PROCEDURE

 

     

                

                                       

MODEL: AH-129 ,AH-MP14

[1] INDOOR UNIT

Be sure to disconnect the power supply cord from the AC power outlet before starting the disassembly procedure. When reassembling the unit-

after repairing, besure to install screws to their original positions.

The screws used are not the same in specifications such as corrosion-resistant treatment, tip shape and length.

After the air conditioner is repaired or parts or replaced, measure insulation resistance of the equipment using and insulation resistance meter.

if the measured resistance is lower than 1M   , inspect parts and repair or replace defective parts.

1) Open the open panel.

5) Pushing the 2 hooks, disconnect the louver base(2)

2) Remove screw fixing the cord clamp.

6) Remove 2 air filters.

3) Remove the cord clamp.

7) Remove the Screw  cover (use the(-)driver).

4) Remove the unit-to-unit wiring from the terminal board(4).

8) Remove the cover.

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Summary of Contents for AH-129

Page 1: ...RINTED WIRING DIAGRAM 8 FUNTIONS 10 TROUBLESHOOTING 14 REFRIGERATION CYCLE AND PERFORMANCE CURVES 16 DISASSEMBLING PROCEDURE 17 REPLACEMENT PARTS LIST 25 SERVICE MANUAL SPLIT SYSTEM ROOM AIR CONDITIONER INDOOR UNIT OUTDOOR UNIT AH 129 AU 129 AH MP14 AU MP14 SHARP CORPORATION CONTENTS 1 SHARP CORPORATION Page ...

Page 2: ...ed tube type Condenser Slit fin and Grooved tube type Control Capillary tube Refrigerant volume 960g Noise level High dB A 39 48 Mid dB A 33 Low dB A 29 Fan system Drive Direct drive Air flow quantity High m3 min 10 2 27 Mid m3 min 9 6 Low m3 min 8 7 Fan Cross flow fan Propeller fan Connections Refrigerant coupling Flare type Refrigerant tube size Gas Liquid 3 8 1 4 Drain piping mm O D 18 Others S...

Page 3: ...lit fin and Grooved tube type Control Capillary tube Refrigerant volume 960g Noise level High dB A 39 48 Mid dB A 33 Low dB A 29 Fan system Drive Direct drive Air flow quantity High m3 min 10 2 27 Mid m3 min 9 6 Low m3 min 8 7 Fan Cross flow fan Propeller fan Connections Refrigerant coupling Flare type Refrigerant tube size Gas Liquid 3 8 1 4 Drain piping mm O D 18 Others Safety device Compressor ...

Page 4: ...4 2 EXTERNAL DIMENSION 1 Indoor unit AH 129 AH MP14 2 Outdoor unit AU 129 AU MP14 278 198 790 250 165 167 5 136 81 730 72 540 299 324 515 12 37 5 4 5 58 135 14 ...

Page 5: ...Unit AH MP14 Outdoor AU 129 AU MP14 5 6 4 6 8 0 52 70 6 4 8 4 70 6 0 0 0 0 0 75 6 6 4 0 1 4 6 6 4 0 1 4 8 04 5 1WV P 0 1614 6 4 6 8 0 52 70 6 4 8 4 70 6 0 0 0 0 75 6 6 4 0 1 4 6 6 4 0 1 4 8 04 5 1WV P 0 1614 4 7 4 4190 4 4 9 9 6 4 0 19 Ǵ Ǵ 4 4 9 ...

Page 6: ...ing capacitor 400V 30µF OUTDOOR Transformer Primary AC 220 240V 50Hz Secondary AC15 3V 50Hz INDOOR Fuse 250V 2 5A INDOOR 2 AH MP14 AU MP14 6 DESCRIPTION MODEL REMARKS SITE Compressor RH207VXGT 220V 50Hz 1120W OUTDOOR Indoor fan motor CMOT A448JBKZ 220 240V 50Hz INDOOR Outdoor fan motor CMOTLB182JBEZ 220 240V 50 60Hz OUTDOOR Indoor fan motor capacitor 450V 2µF INDOOR Outdoor fan motor capacitor 400...

Page 7: ... 2 MICRO COMPUTER CONTROL SYSTEM 1 Electronic Control Diagram Indoor unit AH 129 AH MP14 7 ...

Page 8: ...2 PRINTED WIRING DIAGRAM 2 1 Indoor AH 129 8 ...

Page 9: ...2 2 Indoor AH MP14 9 ...

Page 10: ...8 32 Preset temperature C 1 2 DRY In the DRY mode the thermostat circuit is controlled by three thermostat lines D1 thru D3 18 32 Preset temperature C Compressor Fan speed Cooling zone 1 5 ON DH Dehumidifying zone 2 4 ON DL Circulating zone 3 OFF DL or OFF 18 32 Preset temperature C FAN SPEED Fan speeds are given by the indoor fan motor DL CH which are available in the following operation mode OPE...

Page 11: ...ard When ONE HOUR timer is set the unit turns off automatically afte one hour The one hour timer operation has priority over other time operation such as the TIMER ON and TIMER OFF If the ONE HOUR TIMER button is pressed again during operation the unit AUTO RESTART 11 1 When JP5 is ON Power failuer occurs during operation the unit will restart in the same operation mode as before recovery AUTOMATI...

Page 12: ... BEEP1 O IC8 O O X O X X 4 X POWER ON VALIDITY STEP5 BEEP1 O O O X O X O STEP6 BEEP1 X R C X O X O X X STEP7 BEEP1 X X X X O X O STEP8 BEEP1 X X O X O X X STEP9 BEEP1 O X O X O X O STEP10 BEEP1 O O O X X CLOSE O 1 AH MP14 STEP No OUTPUT NO CHECK O ON X OFF BUZZER FAN MOTOR LOUVER OUTDOOR PLASMA CLUSTER LED 101 LED 102 LED 103 LED 104 RED YELLOW GREEN BLUE STEP0 BEEP2 O 1 O 2 O O X X X X 1 7 C ROOM...

Page 13: ...te the operation LED turns on or off synchrnoously with the timing of the timer LED by pushing continously for more than 5 seconds AUX button during suspension of operati Timing chart of Timer LED and Operation LED of DIAGNOSIS PROCEDURE When OI button the remote controller or AUX button in the unit is pushed the unit is free from DIAGNOSIS When the louver unit is not properly installed all lamps ...

Page 14: ...CHAPTER 4 TROUBLESHOOTING 14 ...

Page 15: ...CHAPTER 4 TROUBLESHOOTING 15 ...

Page 16: ...16 ...

Page 17: ...eatment tip shape and length After the air conditioner is repaired or parts or replaced measure insulation resistance of the equipment using and insulation resistance meter if the measured resistance is lower than 1M inspect parts and repair or replace defective parts 1 Open the open panel 5 Pushing the 2 hooks disconnect the louver base 2 2 Remove screw fixing the cord clamp 6 Remove 2 air filter...

Page 18: ...he front panel up 11 Remove a screw fixing the Control box cover and remove it 15 Remove the LED guide 16 Pushing the 2 hooks of the holder remove the display 12 Remove the 2 screws fixing the control box board 13 Disconnect the thermistor 17 Remove a screw fixing the holder 18 ...

Page 19: ... evaporator ass y and evaporator 22 Remove the drain guide 19 Remove 2 screws fixing the holder AH MP14 23 Remove 2 screws fixing the evaporator 20 Remove 2 screws fixing the PC cover AH MP14 24 Remove 2 screw fixing the evaporator and bushing holder 19 ...

Page 20: ...fan 26 Take out the left side of the drain pan 29 Hold up the left side of evaporator pull out cross flow fan Attention In case of assembly Part A is inserted into the drain part of the drain pan 27 Take out the right side of the drain pan leaving drain hose in cabinet 20 ...

Page 21: ...14 2 OUTDOOR UNIT 1 Loose a screw fixing the side cover 3 Loose the unit to unit cord 2 Loose 2 screws fixing the terminal cover and 1 screw 4 Loose 6 screws fixing the top panel fixing the cord clamp Right side view 21 ...

Page 22: ... Left side view 5 Loose 5 screws fixing the front panel Right side view Left side view Front view Front view 22 ...

Page 23: ...Cut 3 plastic bands 9 Remove 3 terminals of compressor 7 Remove 2 terminals connecting with fan condenser 10 Loose 4 screw fixing the control box 8 Remove the terminal cover 11 Take out the control box 23 ...

Page 24: ... OF COMPRESSOR COVER 1 Loose the fan nut and take out fan 1 Remove Unlace the fastenner and pull the compressor cover out from left side a b 2 Assembly Insert the compressor cover from left side cover the tube and fasten b a 2 Loose 4 screws fixing fan motor 24 ...

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