Fondital
Mechanical Vibration / Fan Imbalance
Water heater vibrates excessively or is very noisy when the fan runs.
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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 mounting screws, Imbalanced fan wheel, Debris in fan, Misaligned flue
How to Fix / Troubleshooting
Safety: Turn off power before tightening or adjusting components.
- Tighten fixings: Check and tighten all accessible screws securing the fan, combustion chamber, and casing.
- Inspect fan wheel: Remove debris and check for damage to the blades. Replace the fan if the wheel is cracked or bent.
- Flue alignment: Ensure the flue is properly supported and not transmitting vibration into the building structure.
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Repair Difficulty
Medium
3/5
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