Panasonic EAIRC-MJ Series Service Manual

5 - 26
5
Mini VRF SYSTEM
Trouble Diagnosis
3. Mini VRF System Alarm Codes
Mini VRF SYSTEM
Trouble Diagnosis
4. Mini VRF System Alarm Codes
F07 Heat Exchanger Inlet Temperature Sensor (C1)Error
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
4. Mini VRF System Alarm Codes
Mini VRF SYSTEM
Trouble Diagnosis
F08 Outdoor Air Temperature Sensor (TO)Error
Error Detection Method1.
It is judged an error when open circuit or short circuit.
Error Diagnosis2.
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
SM830195-04_Mini VRF SYS.indb 26 15/02/16 18:01:31

Panasonic EAIRC-MJ Series Specifications

General

Brand	Panasonic
Model	EAIRC-MJ Series
Category	Air Conditioner
Language	English