Thor Kitchen Overheating Wiring or New Appliance Odor

Oven emits a burning plastic or electrical smell when in use.

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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

New insulation or coatings burning off, Melted wire insulation near elements, Loose connection at terminal block, Foreign object left in oven cavity

How to Fix / Troubleshooting

Safety First: If you suspect an electrical burning smell, turn off power immediately and do not use the oven until inspected.

  • New oven burn-in: For a new Thor Kitchen oven, run an empty bake cycle at 400–450°F for 30–60 minutes with good ventilation to burn off manufacturing residues.
  • Inspect interior: After cooling, check for any plastic, packaging, or utensils left in the oven or on the racks.
  • Check rear wiring: Remove the rear panel and inspect wiring near the bake and broil elements, terminal block, and control board for melted insulation or burnt connectors. Repair or replace damaged wiring.
  • Secure connections: Tighten any loose screws at the terminal block and element terminals to prevent arcing.
  • Do not ignore: Persistent electrical smells require professional diagnosis to prevent fire risk.
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Repair Difficulty

Hard 4/5

Required Part

Power Terminal Block
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