Siemens
Overheating Electrical Component
Strong chemical or burning smell coming from the rear of the wine cooler.
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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 main control PCB, Failing compressor start relay, Dust burning on hot condenser, Loose electrical connection arcing
How to Fix / Troubleshooting
Safety first: Immediately unplug the appliance. Do not continue to operate it if a burning smell is present.
Steps to investigate:
- Inspect rear compartment: After cooling, remove the rear panel and look for discolored or melted components on the main PCB and around the compressor start device.
- Clean condenser: Remove heavy dust from the condenser coil that may be causing odor when hot.
- Replace burnt parts: Replace any visibly damaged components such as the compressor start relay or main control PCB.
If you are not experienced with electrical repairs, contact a Siemens service technician immediately.
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Repair Difficulty
Professional Required
5/5
Required Part
Main Control PCB / Compressor Start Relay
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