GE Over-the-Range Microwave Fan Motor Replacement

GE over-the-range (OTR) microwaves include a ventilation fan that exhausts cooking vapors from the stovetop below. The fan motor drives a blower that either pushes air through ductwork to the outside (ducted mode) or through a charcoal filter and back into the kitchen (recirculating mode).

Symptoms

• Fan does not run on any speed — the motor has failed
• Fan runs but at one speed only — the speed control circuitry on the board has partially failed, or the motor winding for that speed is burned
• Excessive noise during fan operation — motor bearings are worn
• Poor exhaust performance with fan running — clogged grease filter, clogged charcoal filter (recirculating mode), or blocked ductwork (ducted mode)

Before Replacing the Motor

Clean the grease filter first — the aluminum mesh filter underneath the microwave traps grease from cooking. A clogged grease filter restricts airflow dramatically. Remove it and soak in hot water with dish soap for 15 minutes. Replace if bent or torn.

For recirculating mode: replace the charcoal filter if you have never replaced it. Charcoal filters are not washable and should be replaced every 6-12 months. A spent charcoal filter provides zero odor filtering and reduces airflow.

Part Numbers and Pricing

Professional Recommendation

Fan motor replacement on OTR microwaves requires removing the microwave from the wall mount and opening the cabinet — again exposing high-voltage components. Professional service recommended.

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Weak exhaust fan? Clean the grease filter and replace the charcoal filter first — if the fan motor is the problem, our technicians handle the removal and replacement. Book service