Hoover Overheating Component or Wiring

Microwave emits a strong burning or electrical smell during or after operation.

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.

Possible Causes

Overheating magnetron, Burning food residue on cavity or grill element, Overheated wiring harness, Failing high-voltage transformer

Immediate action: Stop the microwave, unplug it, and open the door to ventilate.

User-level checks:

Inspect the interior for burnt food, splatters on the grill element, or melted plastic containers. Clean thoroughly.
After cleaning and cooling, run the microwave with a cup of water for 30–60 seconds and monitor for smell.
If the burning or electrical smell persists without visible food residue, discontinue use.

Next steps:

Persistent electrical smell indicates overheating components or wiring; contact a technician immediately.

Hard 4/5

Wiring Harness

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