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

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

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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    3 Comments

    0
    abhijitagarwala
    abhijitagarwala

    Question 11 months ago on Introduction

    The relay and overload of fridge compressor pass the continuity test. Other parts are OK. Compressor 3 pin show 10, 44 and 53 ohm. Fridge is tripping frequently. What is the problem?

    0
    joshuap183
    joshuap183

    Question 4 years ago

    what is the common problem of ptc relay of refrigeration?

    0
    Ricardo Jr.G1
    Ricardo Jr.G1

    5 years ago

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