Panasonic WH-ADF0309J3E5CM Service Manual page 253

25.2.7 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.
Abnormal buffer tank sensor
H36 check buffer tank sensor connection at CN205 normal?
Disconnect sensor from sub PCB measure resistance of sensor
and compare against characteristic same?
Change sub PCB
YES
YES
253
For safety reason and to prevent
component breakdown, always switch
Caution
off the power before remove and
connect the component.
NO
● Correct connection
NO
● Change buffer tank sensor