OC194-39
Wrong wiring Thermostat Phenomenon
OutdoorIndoor 1
2
3
1
2
3
OFF Operation stops.
ON 4-Way valve is turned to ON.9 minutes later, the check code “P8”
appears on the remote controller display.
OutdoorIndoor 1
2
3
1
2
3
OFF The outdoor unit stops.
ON Operation stops.9 minutes later, the check code “P8” appears on the
remote controller display.
OutdoorIndoor 1
2
3
1
2
3
OFF The outdoor unit stops.
ON Operation stops.9 minutes later, the check code “P8” appears on the
remote controller display.
OutdoorIndoor 1
2
3
1
2
3
OFF The outdoor unit stops.
ON Operation stops.9 minutes later, the check code “P8” appears on the
remote controller display.
OutdoorIndoor 1
2
3
1
2
3
OFF The outdoor unit stops.
ON Operation stops.9 minutes later, the check code “P8” appears on the
remote controller display.
Disconnection between 1 and 1 or 2
and 2.
OFF Operation stops.
ON 9 minutes later, the check code “P8”appears on the remote controller
display.
Disconnection between 3 and 3.
Normal operation.
OFF
ON
3.WRONG WIRING ON SITE

3-1 Between remote controller and indoor unit

If the wire is disconnected between the remote controller and the indoor unit, nothing is displayed on the remote controller
when the POWER button is pressed.The beep sound will also not be heard.

3-2 Phenomenon due to wrong wiring between indoor and outdoor units