Manitowoc Electrical Overload / Short Circuit

Ice maker trips the circuit breaker or blows fuses.

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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

Shorted compressor windings, Shorted condenser fan motor, Damaged wiring harness, Faulty control board

How to Fix / Troubleshooting

Safety first: Do not repeatedly reset a tripping breaker. Risk of fire or further damage exists. Disconnect power and inspect before re‑energizing.

Steps:

  • Visual inspection: Look for burned wires, melted insulation, or scorch marks around the compressor, fan motor, and control board.
  • Isolate components: A technician can disconnect loads (compressor, fan, pump) one at a time to identify which causes the trip when powered.
  • Check cord and plug: Replace a damaged power cord or plug immediately.

Recommendation: Because this involves high current and potential shorts, have a qualified technician perform detailed electrical testing and replace any shorted motors or boards.

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Repair Difficulty

Professional Required 5/5

Required Part

Compressor
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