Samsung AR18JSFLBWKNCV - Sensor Fault Diagnosis

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8-4
Detach the assembled sensor from the PCB sensor
connector and measure the sensor resistance with
ohmmeter(tester)
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Replace the sensor
Sensor resistance value : 20°C- 6.0836kohm
30°C - 4.1331kohm
35°C -3.4352kohm
40°C- 2.8699kohm
Connect the sensor to PCB connector (4pin in)
supply power and measure the voltage of the
connector accordingly
Below 0.5V or Over 4.5V
Replace the PCB
NO
YES
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