Hotpoint
Ventilation Fan Control Failure
Over-the-range Hotpoint microwave exhaust fan does not run or only runs at one speed.
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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
Failed vent fan motor, Faulty fan speed selector switch, Defective relay on main control board, Loose wiring to fan motor
How to Fix / Troubleshooting
Safety first: Unplug the microwave or switch off the circuit breaker.
- Check fan settings: Try all fan speed settings from the control panel to confirm which speeds work.
- Access fan motor: Remove the top grille and outer cabinet as needed to reach the vent fan motor.
- Inspect wiring: Ensure the fan motor connector is secure and wires are not burnt.
- Replace fan motor: If the motor does not run on any speed and has proper voltage (requires meter), replace the vent fan motor.
- Control board or switch: If the motor runs only on some speeds, the fan speed switch or main control board relay may be faulty and require replacement.
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Repair Difficulty
Medium
3/5
Required Part
Vent Fan Motor
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