Dacor
Condenser Fan or Compressor Noise
Refrigerator making loud buzzing or humming noise from the back.
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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
Condenser fan blade hitting debris, Worn condenser fan motor bearings, Compressor mounting brackets loose, Vibrating copper refrigerant lines
How to Fix / Troubleshooting
Safety: Unplug the refrigerator before accessing the rear.
- Inspect condenser fan: Remove rear lower panel and check for debris in the fan. Clean thoroughly.
- Tighten components: Ensure compressor mounting bolts and brackets are snug but not overtightened.
- Secure tubing: If copper lines are touching and vibrating, gently separate and secure them with foam or zip ties.
If the compressor itself is excessively loud, it may be failing and should be evaluated by a technician.
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Repair Difficulty
Medium
3/5
Required Part
Condenser Fan Motor
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