Beretta Excessive Vibration / Imbalanced Fan

Furnace vibrates excessively and can be felt through the floor or ductwork

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.

Possible Causes

Imbalanced blower wheel, Loose mounting screws, Debris caught in fan, Misaligned flue fan

Safety: Turn off power before inspection.

Check blower wheel: Inspect the circulation blower wheel for missing blades, heavy dust on one side, or foreign objects. Clean and remove debris.
Verify mounting: Tighten all screws securing the blower housing and motor mounts to the Beretta furnace frame.
Inspect flue fan: Ensure the flue fan is firmly mounted and its impeller is not damaged.

Severe vibration after cleaning indicates a need for fan replacement.

Medium 3/5

Circulation Fan Assembly

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