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19.5.7 Abnormal Swimming Pool Sensor (H31)
Malfunction Caused:
1 Faulty
connector
connection.
2 Faulty swimming pool 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 connection
●
Change swimming pool sensor
NO
YES
Measure sensor resistance match swimming pool sensor
characteristic?
●
Correct sensor connection
NO
H31 happens check connector sensor at CN204 connection
normal ?
Abnormal swimming pool sensor
Change Indoor sub PCB