Haier AB092FCBIA [99/126] Failure code and troubleshooting

Haier AE122FCBKA [99/126] Failure code and troubleshooting
Commercial Air Conditioner Model: AU242FHBIA,
AU482FIBIA, AU48NFIBJA
10. Failure code and troubleshooting
10.1 Outdoor failure code:
AU242FHBIA, AU482FIBIA: check indoor mainboard LED1 or outdoor mainboard LED1.
Failure code Failure description
01 Outdoor defrosting temperature sensor TE circuit failure
02 Ambient temperature sensor TA circuit failure
03 Suction temperature sensor TS circuit failure
04 Discharging temperature sensor TD circuit failure
05 Outdoor mid-condenser temperature sensor failure
06 Over current abnormal
07
Current
mutual inductor failure
09 IPM protection
10 EEPROM on PCB incorrect
11 Discharging temperature protection action
13 Pressure switch circuit abnormal
14 Pressure switch circuit abnormal
19 Discharging temperature protection action when in low frequency
20 Communication abnormal when chip 857 receives signal from chip 846
21 Compressor over current failure
22 Communication abnormal when chip 846 receives signal from indoor unit
23 Chip 846 EEPROM/chip 857 EEPROM failure
-99-

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