Dc Peak Current Detection (F32-09) - Panasonic S-22KA1E5 Service Manual

19.17 DC Peak Current Detection (F32-09)

Malfunction Decision Conditions
•
During operation of cooling and heating, when DC peak is detected by the inverter DC Peak sensing circuitry in
the outdoor unit PCB (main).
Malfunction Caused
•
Faulty outdoor unit PCB (main).
•
Faulty compressor.
Abnormality Judgment
•
Continue for 7 times within 30 minutes (DC peak occur within 30 seconds compressor startup).
•
Continue for 3 times within 30 minutes (DC peak occur after 30 seconds compressor startup).
Troubleshooting
258