Emerson
Cooling or Exhaust Fan Imbalance
Microwave fan runs loudly or vibrates excessively 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
Loose fan blade, Debris caught in fan, Worn fan motor bearings, Loose mounting screws
How to Fix / Troubleshooting
Safety first: Unplug the microwave.
Fan inspection:
- Access the fan (cooling or exhaust) and check for debris or grease buildup; clean thoroughly.
- Ensure the fan blade is securely attached to the motor shaft.
- Tighten any loose mounting screws.
- If the fan still vibrates or is noisy, replace the fan motor assembly.
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Repair Difficulty
Medium
3/5
Required Part
Cooling Fan Motor
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