F7E0
Whirlpool · Whirlpool WMH53521HZ 2.1 cu. ft. Over-the-Range Microwave
The magnetron (the component that generates microwave energy) has overheated. The magnetron thermostat tripped. This can be caused by a failed cooling fan, blocked ventilation, or running the microwave empty. Let the microwave cool for 30 minutes. Verify the cooling fan runs during operation — if you don't hear the fan or feel air blowing from the exhaust vent, the fan motor has failed. Replace the fan motor. Do not run the microwave empty for extended periods.
Error F7E0 on the Whirlpool Whirlpool WMH53521HZ 2.1 cu. ft. Over-the-Range Microwave means: Magnetron Over-Temperature. The top-ranked community fix is “Replace Cooling Fan Motor” (medium difficulty, ~60 min, DIY cost: $15-$25). 2 community-ranked fixes available below.
Published February 2026 · 2 fixes · microwave
Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.
While many microwave repairs can be done safely at home, consider hiring a qualified technician if:
Average professional repair cost for this issue: $120-$180.
The Whirlpool Whirlpool WMH53521HZ 2.1 cu. ft. Over-the-Range Microwave has 8 other known error codes:
Error code F7E0 also appears on 1 other Whirlpool model:
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