Panasonic U-100PEY1E8 - Page 639

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F07 Intermediate Temperature Sensor (C2) in Heat Exchanger Trouble
Error Detection Method
Error Diagnosis
It is judged an error when open circuit or short circuit.
1.
2.
Sensor connector is connected to PC board properly.1-1
1-2
Reconnect and check
Yes
No
1
Sensor
2 PC board
Replace PC board because of outdoor control PC board failure.2-1
Resistance between sockets is infinity or0 ohm.1-2
Replace sensor
2-1
Yes
No
SM830211-07PAC-i.indb31SM830211-07PAC-i.indb31 2013/09/0710:42:082013/09/0710:42:08