Airwell 7SP023034 Service Manual Download Page 55

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TROUBLE SHOOTING

HND DCI 55 Version - 1

11.2.7 IPM malfunction or IGBT over-strong current protection diagnosis and solution (P0)

Error Code

Malfunction decision

conditions

When the voltage signal that IPM send to compressor drive chip
is abnormal, the display LED will show “P0” and AC will turn off.

Supposed causes

●

Wiring mistake

●

IPM malfunction

●

Outdoor fan ass’y faulty

●

Compressor malfunction

●

Outdoor PCB faulty

Trouble shooting:

Check the wiring between main PCB
and compressor

Correct the connection or replace

the wires and connectors.

Yes

Check the IPM

Yes

Replace the IPM board or replace

the main PCB

Check the outdoor fan and the

outdoor unit ventilation

Please refer to the solution of

【

Fan

Speed Has Been Out Of Control

】

malfunction

Yes

Check the compressor resistance

values

Replace the compressor.

Yes

Replace the outdoor main PCB

Summary of Contents for 7SP023034

Page 1: ...7SP023034 AWAU YND009 H11 7SP062878 AWSI HND012 N11 7SP023035 AWAU YND012 H11 7SP062879 AWSI HND018 N11 7SP023036 AWAU YND018 H11 7SP062880 AWSI HND024 N11 7SP023037 AWAU YND024 H11 7SP062881 REFRIGER...

Page 2: ...pecification 7 4 Dimension 11 5 Performance data 17 6 Refrigerant Cycle Diagram 25 7 Wiring diagram 26 8 Installation Details 30 9 Operation Characteristics 37 10 Electronic function 38 11 Troubleshoo...

Page 3: ...be especially careful of the case edges and the fins on the condenser and evaporator For installation always contact the dealer or an authorized service center Do not install the product on a defectiv...

Page 4: ...n hose to ensure that water is drained away properly A bad connection may cause water leakage Keep level even when installing the product It can avoid vibration of water leakage Do not install the pro...

Page 5: ...s in the remote control with new ones of the same type Do not mix old and new batteries or different types of batteries There is risk of fire or explosion Do not recharge or disassemble the batteries...

Page 6: ...ology R410A models 1W standby Microprocessor control and indoor LED display High SEER SCOP A A level with Average climate Cooling operation at outdoor temperature wide range 15 50 C Heating operation...

Page 7: ...oisture removal l hr 1 Condensate drain tube I D mm 16 Dimensions WxHxD mm 750x198x280 Weight kg 7 8 Package dimensions LxWxH mm 830x270x355 Packaged weight kg 9 9 Stacking height units 8 OUTDOOR Refr...

Page 8: ...l hr 1 2 Condensate drain tube I D mm 16 Dimensions WxHxD mm 835x198x280 Weight kg 8 7 Package dimensions LxWxH mm 910x270x355 Packaged weight kg 11 2 Stacking height units 8 OUTDOOR Refrigerant cont...

Page 9: ...l hr 1 7 Condensate drain tube I D mm 16 Dimensions WxHxD mm 990x218x315 Weight kg 11 8 Package dimensions LxWxH mm 1065x400x300 Packaged weight kg 15 Stacking height units 7 OUTDOOR Refrigerant cont...

Page 10: ...l l hr 2 4 Condensate drain tube I D mm 16 Dimensions WxHxD mm 1186x258x343 Weight kg 15 6 Package dimensions LxWxH mm 1265x340x420 Packaged weight kg 20 6 Stacking height units 7 OUTDOOR Refrigerant...

Page 11: ...DIMENSION HND DCI 11 Version 1 4 Dimension 4 1 Indoor Unit W D Model W D H AWSI HND009 N11 750 198 280 AWSI HND012 N11 835 198 280 AWSI HND018 N11 990 218 315 AWSI HND024 N11 1186 258 343...

Page 12: ...DIMENSIONS Version 1 12 HND DCI For AWSI HND009 N11 For AWSI HND012 N11...

Page 13: ...DIMENSION HND DCI 13 Version 1 For AWSI HND018 N11 For AWSI HND024 N11...

Page 14: ...or Unit More than 30cm More than 60cm More than 200cm More than 30cm More than 60cm Service space Fence or obstacles For AWAU YND009 H11 487 W1 70 W2 298 555 300 D H 12 60 93 H1 H2 D1 770 W 779 W3 322...

Page 15: ...DIMENSION HND DCI 15 Version 1 For AWAU YND012 H11 AWAU YND018 H11 800 W 514 W1 554 60 85 5 340 12 0 311 815 W3 365 333 D 70 W2 H H1 H2 D1 D2 D3 62 B1 106 B2 20 A1 R20 R6 61 6 A2...

Page 16: ...DIMENSIONS Version 1 16 HND DCI For AWAU YND024 H11...

Page 17: ...2 18 2 22 2 26 2 31 PI 0 52 0 53 0 54 0 55 0 56 30 TC 2 43 2 60 2 76 2 93 3 10 SC 2 08 2 12 2 17 2 21 2 25 PI 0 58 0 59 0 60 0 61 0 62 35 TC 2 31 2 47 2 70 2 81 2 97 SC 2 02 2 07 2 11 2 16 2 20 PI 0 6...

Page 18: ...9 7 8 TC 2 14 2 01 1 89 PI 0 57 0 61 0 66 1 2 TC 2 21 2 09 1 96 PI 0 60 0 65 0 69 2 1 TC 2 26 2 14 2 01 PI 0 62 0 67 0 71 7 6 TC 2 92 2 80 2 68 PI 0 66 0 70 0 74 10 9 TC 3 09 2 96 2 84 PI 0 70 0 74 0...

Page 19: ...2 88 2 94 PI 0 86 0 88 0 89 0 91 0 93 30 TC 3 26 3 48 3 70 3 93 4 15 SC 2 65 2 70 2 76 2 81 2 87 PI 0 96 0 98 0 99 1 01 1 03 35 TC 3 09 3 32 3 54 3 76 3 99 SC 2 58 2 63 2 69 2 75 2 80 PI 1 06 1 08 1...

Page 20: ...4 7 8 TC 2 82 2 66 2 49 PI 0 72 0 77 0 83 1 2 TC 2 92 2 76 2 59 PI 0 76 0 81 0 87 2 1 TC 2 99 2 82 2 66 PI 0 79 0 84 0 89 7 6 TC 3 86 3 70 3 54 PI 0 83 0 88 0 93 10 9 TC 4 08 3 91 3 75 PI 0 88 0 93 0...

Page 21: ...4 83 4 92 PI 1 29 1 31 1 34 1 36 1 39 30 TC 4 88 5 21 5 55 5 88 6 22 SC 4 43 4 53 4 62 4 71 4 81 PI 1 44 1 46 1 49 1 51 1 54 35 TC 4 63 4 97 5 30 5 63 5 97 SC 4 32 4 41 4 51 4 60 4 69 PI 1 59 1 62 1...

Page 22: ...5 7 8 TC 4 19 3 95 3 70 PI 1 21 1 30 1 39 1 2 TC 4 34 4 10 3 85 PI 1 28 1 37 1 46 2 1 TC 4 44 4 20 3 95 PI 1 32 1 41 1 50 7 6 TC 5 74 5 50 5 26 PI 1 39 1 48 1 57 10 9 TC 6 06 5 82 5 57 PI 1 47 1 56 1...

Page 23: ...6 42 6 55 PI 1 71 1 75 1 78 1 81 1 85 30 TC 6 49 6 93 7 38 7 82 8 27 SC 5 90 6 02 6 15 6 27 6 39 PI 1 91 1 95 1 98 2 01 2 05 35 TC 6 16 6 60 7 05 7 50 7 94 SC 5 75 5 87 5 99 6 12 6 24 PI 2 12 2 15 2...

Page 24: ...7 7 8 TC 5 57 5 24 4 92 PI 1 61 1 73 1 85 1 2 TC 5 76 5 44 5 11 PI 1 70 1 82 1 94 2 1 TC 5 89 5 57 5 25 PI 1 76 1 88 2 00 7 6 TC 7 62 7 30 6 98 PI 1 85 1 97 2 09 10 9 TC 8 05 7 72 7 40 PI 1 96 2 08 2...

Page 25: ...only CAPILIARY TUBE LIQUID SIDE GAS SIDE HEAT EXCHANGE EVAPORATOR HEAT EXCHANGE CONDENSER Compressor 2 WAY VALVE 3 WAY VALVE 4 WAY VALVE COOLING HEATING T2 Evaporator temp sensor T1 Room temp sensor...

Page 26: ...WIRING DIAGRAM Version 1 26 HND DCI 7 Wiring diagram 7 1 Indoor unit AWSI HND009 N11 AWSI HND012 N11 AWSI HND018 N11 AWSI HND024 N11...

Page 27: ...or unit AWAU YND009 H11 AWAU YND012 H11 4 WAY OPTIONAL DC FAN CN 7 AC FAN CAPACITOR CN 25 PAN HEATER CRANKCASE HEATER BROWN INDOOR UNIT S 1 2 N L N BLUE Y G L Y G AMBIENT TEMP SENSOR CONDENSER TEMP SE...

Page 28: ...WIRING DIAGRAM Version 1 28 HND DCI 7 3 Outdoor unit AWAU YND018 H11...

Page 29: ...WIRING DIAGRAM HND DCI 29 Version 1 7 4 Outdoor unit AWAU YND024 H11...

Page 30: ...4700 479kgf cm 19 3 4 6500 663kgf cm 6700 683kgf cm 8 2 Connecting the cables The power cord of connect should be selected according to the following specifications sheet Rated current of appliance N...

Page 31: ...frigerant g m Gas Liquid AWSI HND009 N11 AWAU YND009 H11 3 8 9 52 1 4 6 35 5 10 25 15 AWSI HND012 N11 AWAU YND012 H11 3 8 9 52 1 4 6 35 5 10 25 15 AWSI HND018 N11 AWAU YND018 H11 1 2 12 7 1 4 6 35 5 2...

Page 32: ...3 way valves gas service port 3 Connect the charge hose of handle hi connection to the vacuum pump 4 Fully open the handle Lo of the manifold valve 5 Operate the vacuum pump to evacuate 6 Make evacua...

Page 33: ...ch you disconnected from the vacuum pump to the valve at the bottom of the cylinder If the refrigerant is R410A make the cylinder bottom up to ensure the liquid charge 2 Purge the air from the charge...

Page 34: ...e Lo valve of the manifold valve slightly to purge air from the charge hose for 5 seconds and then close it quickly 4 Set the 2 way valve to the close position 5 Operate the air conditioner at the coo...

Page 35: ...arging cylinder open the 2 way valve and the 3 way valve Connect the charge hose which you disconnected from the vacuum pump to the valve at the bottom of the cylinder If the refrigerant is R410A make...

Page 36: ...INSTLATION DETAILS Version 1 36 HND DCI Use torque wrench to tighten the service port cap to a torque of 18N m Be sure to check for gas leakage...

Page 37: ...oner is used beyond the above conditions certain safety protection features may come into operation and cause the unit to operate abnormally 2 The room relative humidity should be less than 80 If the...

Page 38: ...ormal situation the setting temperature is displayed display room temp in fan mode 2 Shows SC when self clean function is activated FP when 8 C heating function is activated 3 Shows the alarm code whe...

Page 39: ...the preheating function will be activated 10 3 8 Sensor protection at open circuit and breaking disconnection When there s only one temperature sensor in malfunction the air conditioner will keep wor...

Page 40: ...er temperature protection T3 Resume Off Decrease Hold When condenser temperature temp is more than setting value the compressor will stop 10 4 2 5 Evaporator temperature protection When Evaporator tem...

Page 41: ...AC will enter the defrosting mode according to the value of temp of T3 and the value range of temp change of T3 and also the compressor running time During the defrosting mode the compressor keep run...

Page 42: ...ng the setting time 3 Timer off The machine will turn off automatically when reaching the setting time 4 Timer on off The machine will turn on automatically when reaching the setting on time and then...

Page 43: ...me optional 1 If the indoor PCB receives the signal which results from pressing the FOLLOW ME button on remote controller the buzzer will emit a sound and this indicates the follow me function is ini...

Page 44: ...Displaying code Meaning T1 T1 T1 temp T2 T2 T2 temp T3 T3 T3 temp T4 T4 T4 temp T2B Tb T2B temp TP TP TP temp TH TH TH temp Targeted Frequency FT Targeted Frequency Actual Frequency Fr Actual Frequenc...

Page 45: ...129 d0 d1 d9 130 131 139 E0 E1 E9 140 141 149 F0 F1 F9 150 151 159 Indoor fan speed Outdoor fan speed 0 OFF 1 2 3 4 Low speed Medium speed High speed Turbo For some big capacity motors 14 FF Actual fa...

Page 46: ...to discharge the electricity power in capacitor Electrolytic Capacitors HIGH VOLTAGE CAUTION For other models please connect discharge resistance approx 100 40W or soldering iron plug between termina...

Page 47: ...etection 1 times O F0 Overload current protection 2 times O F1 Outdoor ambient temperature sensor T4 open circuit or short circuit 3 times O F2 Condenser coil temperature sensor T3 open circuit or sho...

Page 48: ...Supposed causes Installation mistake PCB faulty Trouble shooting Yes Replace the indoor outdoor main PCB Power off then restart the unit 2 minutes later EEPROM a read only memory whose contents can b...

Page 49: ...Power off then restart the unit 2 minutes later Power off then restart the unit 2 minutes later No Replace the outdoor main PCB Power on Is the error extinguished Replace the outdoor main PCB Power o...

Page 50: ...lay the failure Supposed causes Wiring mistake Fan ass y faulty Fan motor faulty PCB faulty Trouble shooting Power off then restart the unit 2 minutes later Shut off the power supply Rotate the fan by...

Page 51: ...or DC Fan Motor control chip is in outdoor PCB Power on and check if the fan can run normally if the fan can run normally the PCB must has problems and need to be replaced If the fan can t run normall...

Page 52: ...onditions If the sampling voltage is lower than 0 06V or higher than 4 94V the LED will display the failure Supposed causes Wiring mistake Sensor faulty PCB faulty Trouble shooting Check the connectio...

Page 53: ...p continuous 4 seconds and this situation happens 3 times the display area will show EC and AC will turn off Supposed causes T2 sensor faulty Indoor PCB faulty System problems such as leakage or block...

Page 54: ...t Supposed causes Power supply problems System blockage PCB faulty Wiring mistake Compressor malfunction Check the power supply Check the connections and wires Stop the unit No Yes No Correct the conn...

Page 55: ...ake IPM malfunction Outdoor fan ass y faulty Compressor malfunction Outdoor PCB faulty Trouble shooting Check the wiring between main PCB and compressor Correct the connection or replace the wires and...

Page 56: ...capacity electrolytic capacitors discharge completely and dismount the IPM Use a digital tester to measure the resistance between P and UVWN UVW and N Digital tester Normal resistance value Digital t...

Page 57: ...faulty Check if the power supply is normal Check if all the connections and wires are good Disconnect the unit with power supply and try to restart the unit when power supply gets normal No Yes No Cor...

Page 58: ...lock PCB faulty Trouble shooting Check the air flow system of indoor and outdoor units Clear up the air inlet and outlet or the heat exchanger of indoor and outdoor units Yes No Yes Yes Power off then...

Page 59: ...pposed causes Wiring mistake IPM malfunction Outdoor fan ass y faulty Compressor malfunction Outdoor PCB faulty Trouble shooting Check the wiring between main PCB and compressor Correct the connection...

Page 60: ...emperature sensor from PCB measure the resistance value with a tester Temperature Sensors Room temp T1 sensor Indoor coil temp T2 sensor Outdoor coil temp T3 sensor Outlook ambiant tempo T4 se or Comp...

Page 61: ...5 87359 77 171 1 29078 117 243 0 38991 2 28 39 8239 38 100 5 62961 78 172 1 25423 118 244 0 37956 1 30 37 1988 39 102 5 39689 79 174 1 2133 119 246 0 36954 0 32 35 2024 40 104 5 17519 80 176 1 17393 1...

Page 62: ...167 8 084 115 239 2 422 4 25 222 8 36 97 34 32 76 169 7 82 116 241 2 357 3 27 211 4 37 99 32 94 77 171 7 566 117 243 2 294 2 28 200 7 38 100 31 62 78 172 7 321 118 244 2 233 1 30 190 5 39 102 30 36 79...

Page 63: ...63 Version 1 2 Compressor checking Measure the resistance value of each winding by using the tester Position Resistance Value ASN98D22UFZ ASM135D23UFZ ATF235D22UMT Blue Red 1 57 20 68 1 75 20 68 0 75...

Page 64: ...EXPLODED VIEW AND SPARE PART LIST Version 1 64 HND DCI 12 Exploded view and spare part list 12 1AWSI HND009 N11...

Page 65: ...13 12622000000006 Bearing pedestal 1 14 12100102000024 Cross flow window rotor 1 15 12122000005112 Wind Guide Assembly 1 16 12122000A03070 Chassis Assembly 1 16 1 11002010000143 stepper motor 1 17 121...

Page 66: ...EXPLODED VIEW AND SPARE PART LIST Version 1 66 HND DCI 12 2 AWSI HND012 N11...

Page 67: ...ve 1 13 12622000000006 Bearing pedestal 1 14 12100102000074 Cross flow window rotor 1 15 12122000005101 Wind Guide Assembly 1 16 12122000A03026 Chassis Assembly 1 16 1 11002010000143 stepper motor 1 1...

Page 68: ...EXPLODED VIEW AND SPARE PART LIST Version 1 68 HND DCI 12 3 AWSI HND018 N11...

Page 69: ...r Bearing Cover 1 13 12122000006772 Fixing board for motor 1 14 11002015000094 Brushless DC Motor 1 15 12122000000350 Bearing sleeve 1 16 12622000000006 Bearing pedestal 1 17 12100102000007 Cross flow...

Page 70: ...EXPLODED VIEW AND SPARE PART LIST Version 1 70 HND DCI 12 4 AWSI HND024 N11...

Page 71: ...22000006772 Fixing board for motor 1 14 11002015000056 Brushless DC Motor 1 15 12122000000350 Bearing sleeve 1 16 12622000000006 Bearing pedestal 1 17 12100102000001 Cross flow window rotor 1 18 12122...

Page 72: ...EXPLODED VIEW AND SPARE PART LIST Version 1 72 HND DCI 12 5 AWAU YND009 H11...

Page 73: ...Floor 1 14 12222000003598 Top cover assembly 1 15 12222000004425 Partition board assembly 1 17 15422000004672 4 Ways valve assembly 1 17 1 15500204000021 Low Pressure Valve 1 17 2 15500216000028 4 way...

Page 74: ...EXPLODED VIEW AND SPARE PART LIST Version 1 74 HND DCI 12 6 AWAU YND012 H11...

Page 75: ...00001379 Components of left supporting panel 1 14 12222000002451 Top cover assembly 1 15 12222000002226 Separation plate 1 17 15422000001945 Gas Valve Assembly 1 17 1 15500204000021 Low Pressure Valve...

Page 76: ...EXPLODED VIEW AND SPARE PART LIST Version 1 76 HND DCI 12 7 AWAU YND018 H11...

Page 77: ...assembly 1 13 12222000001379 Components of left supporting panel 1 14 12222000002451 Top cover assembly 1 15 12222200001146 Separator Assembly 1 16 17400306000053 Reactor 1 17 15422000004716 Gas Valve...

Page 78: ...EXPLODED VIEW AND SPARE PART LIST Version 1 78 HND DCI 12 8 AWAU YND024 H11...

Page 79: ...rushless DC Motor 1 9 12222000004794 Left side plate assembly 1 11 11103020000179 Inverter Controlled Rotary Compressor 1 12 12222000004795 Top cover assembly 1 13 15500406000003 Brass Nut 1 13 155004...

Page 80: ...Version 1 80 HND DCI SERVICE MANUAL HND DCI Series...

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