Stoves Overheating wiring or non-metal components

Oven emits a strong burning plastic or electrical smell when heating.

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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

Melted wire insulation near elements, Plastic packaging left in oven, Failing electronic control board, Misrouted harness touching hot surfaces

How to Fix / Troubleshooting

Safety first: Turn off power immediately if you suspect burning wiring. Do not continue using the oven until inspected.

  • Inspect interior: Once cool, check for any plastic, packaging, or utensils left inside the oven or storage drawer.
  • Check rear wiring: Remove the rear panel and inspect wiring near the bake and broil elements for melted insulation or burn marks. Repair or replace damaged harnesses and secure them away from hot surfaces.
  • Inspect control board: Look for burnt components or discoloration on the electronic control board. Replace the board if damaged.
  • Test operation: After repairs, run the oven at a low temperature and monitor for any remaining smell before returning to normal use.
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Repair Difficulty

Hard 4/5

Required Part

Main Oven Wiring Harness
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