60
10.2.10 Inverter compressor drive error diagnosis and solution(P4)
Error Code
P4
Malfunction decision
conditions
An abnormal inverter compressor drive is detected by a special
detection circuit, including communication signal detection,
voltage detection, compressor rotation speed signal detection
and so on.
Supposed causes
●
Wiring mistake
●
IPM malfunction
●
Outdoor fan ass’y faulty
●
Compressor malfunction
●
Outdoor PCB faulty
Trouble shooting:
Содержание MOB31-12HFN1-QRD0GW
Страница 1: ...All Easy 3D Inverter Series Service Manual 2017 ...
Страница 8: ...8 For MSAEAU 09HRFN1 QRD0GW MSAEAU 09HRFNX QRD0GW ...
Страница 10: ...10 For MSAEDU 24HRFN1 QRD0GW MSAEDU 24HRFN1 QRD0GW B MSAEDU 24HRFNX QRD0GW ...
Страница 11: ...11 3 2 Outdoor Unit ...
Страница 14: ...14 For MOCA30 24HFN1 QRD0GW MOCA30 24HFN1 QRC8GW ...
Страница 30: ...30 7 2 Outdoor Unit MOBA31 09HFN1 QRD0GW MOB31 12HFN1 QRD0GW MOB32 12HFN1 QRD0GW MOB32 18HFN1 QRD0GW S1 ...
Страница 31: ...31 MOB31 18HFN1 QRD0GW MOCA30 24HFN1 QRD0GW MOCA30 24HFN1 QRC8GW ...