3. Mini VRF System Alarm Codes
F08 Outdoor Air Temperature Sensor (TO) Error
1.
Error Detection Method
It is judged an error when open circuit or short circuit.
2.
Error Diagnosis
1 Sensor
1-1
Sensor connector is connected to PC board properly.
1-2
Resistance between sockets is infinity or 0 ohm.
2 PC board
2-1
Replace PC board because of outdoor control PC board failure.
3-27
Mini VRF SYSTEM
Trouble Diagnosis
Yes
1-2
No
Reconnect and check
Yes
Replace sensor
No
2-1
3