Oven Thermistor Failed(Including F-1, F-2 Error) - LG LSWS305ST Service Manual

3" electric convection built-in oven
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CHECKING FLOW CHART BY FAILURE MODE

Oven Thermistor failed(including F-1, F-2 error)

oven sensing failed
(including sensor error)
Check the thermistor using the test mode 4. Diagnosis
Oven sensor.
After value the sensor value are 70˚F~90˚F(at 24˚C)
Is the value OK?
Yes
Replace the system PCB
No
No
Is the value OK?
Yes
END
Power Off
Check the thermistor's resistor
CN04 pin3, 4
Normal: approximately 1.09 kΩ
5-16
Replace the Sensor

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