Samsung
Overheating / Poor Ventilation
Microwave exterior or control panel becomes very hot to the touch during use.
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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
Blocked vents, Clogged grease or charcoal filters, Failed cooling fan, Incorrect built-in installation
How to Fix / Troubleshooting
Safety: If the cabinet is too hot to touch or there is a burning smell, unplug the unit.
- Clear vents: Ensure that intake and exhaust vents are not blocked by cabinets, walls, or objects.
- Clean filters: Remove and clean grease filters with warm soapy water. Replace charcoal filters as recommended by Samsung.
- Check installation: Verify that built-in or OTR installations follow Samsung's clearance specifications.
- Service fan: If overheating continues, the internal cooling fan may be failing and should be tested and replaced by a technician.
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Repair Difficulty
Medium
3/5
Required Part
Cooling Fan Motor / Grease & Charcoal Filters
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