Sensing Fail (Including F1, F2 Error) - LG LRG3091ST Service Manual

CHECKING FLOW CHART BY FAILURE
Symptom
1. Sensing Fail
2. F-1
3. F-2
MAIN PCB
POWER PCB
1. Check the electric wiring
2. Check the test Mode
3. Check the sensor(thermistor) resistance
(approximately 1.06 kΩ at 65F ~ 1.12 kΩ at 85F.)
10-13
Check Point