SMEG
Overheating or Component Burn
Microwave emits a burning smell or smoke during operation.
Advertisements
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.
Advertisements
Possible Causes
Food residue burning inside cavity, Overheated wiring or connectors, Failing magnetron, Overheating grill element (grill models)
How to Fix / Troubleshooting
Safety: Stop the microwave immediately, open the door to vent smoke, and unplug the unit. Do not ignore burning smells.
User checks:
- Inspect the interior for burned food, packaging, or splatter on the walls, ceiling, and turntable.
- Clean the cavity thoroughly with a non-abrasive cleaner.
- Check the underside and top vents for accumulated grease (especially on built-in models above cooktops).
Test cautiously:
- After cleaning and cooling, run the microwave with a cup of water for 30–60 seconds while monitoring for smell or smoke.
If burning smell persists or smoke reappears:
- Internal components may be overheating or burning. Keep the unit unplugged and contact a technician.
Advertisements
Repair Difficulty
Hard
4/5
Advertisements