Galanz Overheating Component or Electrical Burn

Freezer emits a strong chemical, burning, or plastic smell, especially when first running or after a fault.

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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

Burned main control board, Melted wiring insulation near compressor or heater, Failed defrost heater overheating plastic parts, Foreign object on heater

How to Fix / Troubleshooting

Safety: Immediately unplug the freezer if you smell burning or see smoke. Do not continue to operate the unit until the source is identified.

  • Visual inspection: With the unit unplugged and cooled, remove the rear cover and interior rear panel to inspect the compressor area, wiring, and defrost heater. Look for melted plastic, charred wires, or burnt circuit boards.
  • Check defrost area: Inspect the defrost heater and surrounding plastic for signs of overheating or foreign objects (e.g., packaging) that may have fallen onto the heater.
  • Inspect control board: Remove the cover over the main control board and look for burnt components or discoloration.
  • Replace damaged parts: Any burned wiring must be replaced or properly repaired with high-temperature-rated wire and connectors. Replace any burned defrost heater or control board.
  • Do not ignore: Operating a freezer with burned components is a fire risk. If you are not comfortable performing these inspections, contact a qualified technician.
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Repair Difficulty

Professional Required 5/5

Required Part

Main Control Board
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