Sub-Zero
Element Arcing or Loose Electrical Connection
Oven makes loud popping or buzzing noises 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
Cracked or damaged heating element, Loose element terminal arcing to chassis, Burned wire connection at element, Insulation breakdown around terminals
How to Fix / Troubleshooting
Safety: Turn off power immediately if you hear electrical arcing or see sparks. Do not continue using the oven until inspected.
- Visual inspection: After cooling, inspect bake and broil elements for cracks, burn marks, or melted spots.
- Check terminals: Access the rear of the oven and inspect element terminals and wiring for signs of arcing or burning. Tighten or replace terminals as needed.
- Replace damaged elements: Any element showing visible damage should be replaced with the correct OEM part.
- Inspect wiring: Replace any burned or brittle wires and use high-temperature-rated connectors.
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Repair Difficulty
Medium
3/5
Required Part
Bake or Broil Heating Element
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