Sharp Worn fan motor bearings

Oven emits a high-pitched squealing or whining noise 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

Dry or worn bearings in convection fan motor, worn bearings in cavity cooling fan, fan blade rubbing housing

How to Fix / Troubleshooting

Safety: Disconnect power before accessing fans.

  • Determine which fan: Listen carefully to identify whether the noise is from the rear (convection) or top/front (cooling fan).
  • Inspect fan clearance: Ensure the fan blade is not rubbing against the shroud or panel. Adjust if necessary.
  • Replace motor: If the noise persists and the motor shaft has play or feels rough when turned by hand, replace the affected fan motor.
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Repair Difficulty

Medium 3/5

Required Part

Cavity Cooling Fan Motor
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