LG MC3283FMPG Service Manual page 38

Failure mode: type and condition occurs
Failure mode
Thermistor Open error
In Convection cooking, if temperature does
F-01
not reached above 100'C in 10 min, then
error is displayed
Thermistor short error
In Convection cooking mode, if Thermistor
F-02
short then Error F-02 displayed
* Thermistor check (conducted at room temperature measured)
* Normal: approximately 214 KOhm
* Abnormal: infinity, or short-circuited
Cause
-34-
Check
1) Check whether controller connector CN9
came out
2) Check whether Thermistor is Open
3) Check whether convection heater working
Check whether Thermistor is Short