Louisiana Grills
Combustion Fan Imbalance / Bearing Wear
Combustion fan is noisy, rattling, or vibrating excessively
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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
Grease buildup on fan blades, Foreign object contacting fan, Worn fan motor bearings, Loose fan mounting screws
How to Fix / Troubleshooting
Safety first: Unplug the grill before accessing the fan. Fan blades can be sharp.
- Step 1 – Access fan: Remove the side or rear panel to expose the combustion fan assembly.
- Step 2 – Inspect for debris: Look for foil, grease, or wires contacting the fan blades. Remove any obstructions.
- Step 3 – Clean blades: Wipe grease and soot from the blades with a damp cloth. Avoid bending the blades.
- Step 4 – Tighten mounting hardware: Check all screws and brackets securing the fan. Tighten as needed.
- Step 5 – Replace fan if worn: If the fan still rattles or the motor feels rough when spun by hand, replace the combustion fan assembly.
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Repair Difficulty
Medium
3/5
Required Part
Combustion Fan Assembly
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