How to Test a PTC Relay / Fix a Fridge That Cannot Start / Clicking Fridge

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A PTC relay is a device that is used when the fridge compressor motor starts. A fridge with a faulty PTC relay cannot start or continuously clicks on and off unable to start. This instructable shows how to test a PTC relay to determine whether it is broken or not. If you test the relay and it is indeed broken you can note the part number and order replacement.


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    2 Discussions

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    joshuap183

    Question 11 months ago

    what is the common problem of ptc relay of refrigeration?

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    Ricardo Jr.G1

    1 year ago

    got 50 ohms vice versa both two connector. is it broken?