18.2.28 IPM Temperature Sensor Abnormality (F44-01)
Malfunction Decision Conditions
•
During startup and operation of cooling and heating, the temperatures detected by the IPM temperature sensor
are used to determine sensor errors.
Malfunction Caused
•
Faulty indoor unit PCB (main).
Abnormality Judgment
•
Continue for 5 seconds.
Troubleshooting
229