170
16.5.6 Abnormal Solar Sensor (H28)
Malfunction Caused:
1 Faulty connector connection.
2 Faulty solar sensor.
3 Faulty indoor sub PCB.
Abnormality Judgment:
Continue for 5 seconds.
For safety reason and to prevent
component breakdown, always switch
off the power before remove and
connect the component.
Caution
YES
●
Correct sensor connection
NO
YES
Abnormal solar sensor
H28 happens check connection at CN207 normal?
●
Change solar sensor
NO
Measure resistance of sensor match characteristic?
Change Indoor sub PCB
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