Malfunction Display: F3 Failure Of Outdoor Ambient Sensor; Malfunction Display: F5 Failure Of Exhaust Temp. Sensor - Gree GWHD14NK3BO Service Manual

Malfunction display: F3 Failure of Outdoor Ambient Sensor

Failure of outdoor Ambient sensor
Check if the plug of the temperature sensor is correctly
connected with socket on the mainboard
Remove the sensor to check if the resistance value is ok
Replace mainboard of the indoor uint

Malfunction display: F5 Failure of Exhaust Temp. Sensor

Failure of Exhaust Temp. sensor
Check if the plug of the temperature sensor is correctly
connected with socket on the mainboard
Remove the sensor to check if the resistance value is ok
Replace mainboard of the indoor uint
Y
Y
Y
Y
Y
Y
N
Check the direction of the plug
and socket
N
Replace temperature sensor
N
Check the direction of the plug
and socket
N
Replace temperature sensor
Troubleshooting
81