Tristar
Noisy Convection Fan / Fan Bearing Wear
Air fryer fan is very loud, rattling, or grinding 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
Food debris stuck in fan blades, Bent fan blade, Worn fan motor bearings, Loose fan mounting screws
How to Fix / Troubleshooting
Safety: Unplug the air fryer and allow it to cool. Do not touch the fan while it is spinning.
- Check for loose items:
- Remove basket and pan.
- Look up at the fan guard for trapped food, foil, or parchment; remove carefully with long tweezers.
- Access fan assembly (advanced):
- Remove the top or rear cover to expose the fan.
- Inspect blades for bending or cracks; gently straighten minor bends.
- Tighten any loose fan mounting nut or screws.
- Assess motor bearings:
- Spin the fan by hand; roughness, grinding, or side play indicates worn bearings.
- Replace parts: Replace the fan motor assembly if bearings are noisy or seized. Replace the fan blade if cracked or badly deformed.
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Repair Difficulty
Medium
3/5
Required Part
Convection Fan Motor
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