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17.5.30. Outdoor Defrost Temperature Sensor Abnormality (F43)
Malfunction Decision Conditions:
During startup and operation of cooling and heating, the temperatures detected by the outdoor defrost temperature sensor are
used to determine sensor error.
Malfunction Caused:
1. Faulty connector connection.
2. Faulty sensor.
3. Faulty outdoor unit PCB (main).
Abnormality Judgment:
Continue for 5 seconds.
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