AEG
Overheating Electrical Component
Dehumidifier produces a burning or electrical smell
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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
Overheating fan motor, Failing compressor, Loose or burnt wiring connection, Failing main PCB component
How to Fix / Troubleshooting
Safety: Immediately unplug the unit. Do not continue to operate a dehumidifier that smells like burning plastic or wiring.
- Visual inspection: After cooling, remove the cover and inspect the main PCB, fan motor, and compressor terminals for burn marks or melted insulation.
- Check wiring: Tighten any loose spade connectors and replace any discolored or charred wires.
- Fan motor check: If the smell is strongest near the fan, replace the fan motor assembly.
- PCB replacement: If components on the main control PCB are visibly burnt, replace the board.
- Do not bypass safety devices: Never bypass fuses or thermal protectors to keep the unit running.
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Repair Difficulty
Hard
4/5
Required Part
Main Control PCB
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