40
No Error code Content
36 FE Heat recovery temperature sensor error
37
1FF DC fan A error
2FF DC fan B error
38 FP DIP inconsistency of multiple water pumps(Power failure recovery required)
39 L0 Inverter module protection
40 L1 DC bus low voltage protection
41 L2 DC bus high voltage protection
42 L4 MCE error
43 L5 Zero speed protection
44 L7 Phase sequence error
45 L8 Compressor frequency variation greater than 15Hz within one second protection
46 L9 Actual compressor frequency differs from target frequency by more than 15Hz protection
47 dF Defrosting prompt
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