16.5.21
Output Over Current Detection (F23)
Malfunction Decision Conditions:
During operation of cooling and heating, when outdoor DC current is above 54.0 ± 4.0 A is detected by the IPM
DC Peak sensing circuitry in the outdoor unit PCB (main).
Malfunction Caused:
1
Faulty outdoor unit PCB (main).
2
Faulty compressor.
Abnormality Judgment:
Continue for 7 times.
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