Troubleshooting - Gree TERRA09HP230V1A Installation, Service & Troubleshooting

Temperature Sensor Troubleshooting
Start Temperature Sensor

Troubleshooting

Is the sensor wire plug loose from
the AP2 board?
Is there a short circuit in the wire or
sensor?
Do the temperature sensor readings
compare to the resistance table in
the Appendix?
Replace the controller with the same
part number
End Troubleshooting
Yes
Insert the plug correctly
No
Is problem corrected?
Yes
Replace sensor or correct
wire problem
No
Is problem corrected?
No
Replace the sensor with
appropriate part number
Yes
Is problem corrected?
Yes
Yes
Sensor Connections
85