LG LRG4111ST Service Manual page 57

Sensing Fail, F1, F2?
Unplug the unit
1
Is the Connector
disconnected or loose?
(1) Sensor connection
(2) CN60 of Main PCB
TROUBLESHOOTING
Reconnect
Yes
or adjust the
connection
Sensor
connection
CN60
No
2
Is the resistance of
thermistor normal?
Check:
Pins 4 and 5 of CN60 in main PCB
Normal- approximately 1.09kΩ at 25˚C
8-10
Replace the
No
defective
Thermistor
CN60
Yes