Panasonic CS-S9NKV Service Manual page 89

14.4.7 H23 (Indoor Pipe Temperature Sensor Abnormality)
Malfunction Decision Conditions
•
During startup and operation of cooling and heating, the temperatures detected by the indoor heat exchanger
temperature sensor are used to determine sensor errors.
Malfunction Caused
•
Faulty connector connection.
•
Faulty sensor.
•
Faulty PCB.
Troubleshooting
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