Kenmore Power Supply or Control Relay Issue

Refrigerator cycles on and off rapidly or lights flicker when compressor starts.

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Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

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Possible Causes

Weak household circuit or loose outlet, Failing main control board relay, Loose neutral or ground connection, Overloaded circuit with other appliances

How to Fix / Troubleshooting

Safety first: Electrical issues can be hazardous. If you are not comfortable working with electricity, contact an electrician or technician.

Steps:

  • 1. Test outlet: Plug the refrigerator into a different dedicated outlet if possible. Avoid extension cords.
  • 2. Check circuit load: Ensure the refrigerator is on its own 15–20A circuit without other heavy loads.
  • 3. Inspect power cord: Look for damage or loose plug blades.
  • 4. Inspect main control board: If the outlet is good, remove the rear panel and inspect the board for burnt relays or loose connections. Replace the board if damage is found.
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Repair Difficulty

Hard 4/5

Required Part

Main Control Board
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