168
16.5.8 Abnormal Buffer Tank Sensor (H36)
Malfunction Caused:
1 Faulty
connector
connection.
2 Faulty buffer tank sensor.
3 Faulty indoor sub PCB.
Abnormality Judgment:
Continue for 5 seconds.
YES
●
Correct connection
NO
●
Change buffer tank sensor
NO
YES
Disconnect sensor from sub PCB measure resistance of sensor
and compare against characteristic same?
Abnormal buffer tank sensor
H36 check buffer tank sensor connection at CN205 normal?
Change sub PCB
Troubleshooting:
For safety reason and to prevent component breakdown,
always switch off the power before remove and connect the component.
Caution