Blastcool
Electrical Overheating or Insulation Odor
Chemical or burning smell during operation.
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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 wiring or connector, Failing fan motor, Dust burning off condenser, Main PCB component overheating
How to Fix / Troubleshooting
Safety: Immediately unplug the unit if you smell burning. Do not continue to operate until inspected.
- Inspect rear compartment: Look for discolored or melted wiring, especially near the compressor, fans, and PCB.
- Check fans: Ensure fan motors spin freely and do not run hot or emit odor.
- Clean condenser: Remove heavy dust that can cause hot spots and burning smell.
- Replace damaged parts: Replace any burnt connectors, fan motors, or the main control PCB if components are visibly overheated.
If you cannot identify the source, have a qualified technician inspect the unit before reuse.
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Repair Difficulty
Hard
4/5
Required Part
Main Control PCB
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