Panasonic WH-UD30BE5-1 Service Manual page 54

16.5.11. Compressor Rotation Failure (F14)
Malfunction Decision Conditions:
A compressor rotation failure is detected by checking the compressor running condition through the position detection circuit.
Malfunction Caused:
1. Compressor terminal disconnect.
2. Faulty outdoor unit PCB.
3. Faulty compressor.
Abnormality Judgment:
Continue 4 times in 20 minutes.
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