Troubleshooting For Main Malfunction - Gree GEH09AA-K3DNA1B Service Manual

9.2 Troubleshooting for Main Malfunction

(1) Troubleshooting for malfunction of temperature sensor
main check point:
●Whether the temperature sensor is broken or damaged;
●Whether the temperature sensor terminal is loosened or not connected;
●Whether the mainboard is damged;
Check flow chart:
temperature sensor and wiring terminal
44
Start the troubleshooting for
temperature sensor
Check whether the
is loosened or poorly connected?
No
Check whether the
temperature sensor is normal by
refering the resistance value of
temperature sensor
Yes
Replace the controlle with
the same model
End
Yes
Insert the temperature
sensor well
No
Is mafunction
eliminated?
No
Replace temperature with
the same mode
No
Is mafunction eliminated?
Service Manual
Yes
Yes
Installation and Maintenance