7-8
TROUBLESHOOTING
Plug in the unit
Range Of resistance
Heater
Resistance[Ω]
Approximately
Broil Heater
13.5
Conv. Heater
23
Yes
Go to No 5
Is the value of thermistor
normal? (Refer below)
Check with the test mode
To enter the test mode, follow
these steps:
(1) press the CLEAR button
(2) press the BAKE and BROIL buttons
at the same time.
(3) press the BAKE and BROIL buttons at the same
time again.
(4) press the NUM 3 button
Normal: Thermistor value at room temp is from 70℉
to 90℉
No
Yes
3
Current Oven
Temp
Unplug the unit
Replace the
defective
Thermistor
Is the resistance of
thermistor normal?
Check:
Pins 4 and 5 of CN60 in main PCB
Normal- approximately 1.09kΩ at 25℃
Yes
No
4
CN60
5
Replace the Relay PCB.
If the same phenomenon occurs even
though after replace Relay PCB, you should
replace the Main PCB