The Monitor Switch is an OEM replacement part for GE microwave ovens. Located internally on the turntable control circuit board, this switch monitors rotation of the turntable during cooking cycles.
Causes of failure involve degradation
Do-It-Yourself Stories from Customers like You
Ge microwave ran when turned off if door was shut Jason A. • Cary , NC • April 02, 2017
The first symptom was our microwave would continue to run after the time was up. The light would go out, the turn table would stop but you could still hear the microwave running and whatever was in it would continue to cook. The only way to stop it was to open the door. It was intermittent at first but eventually it would always run no matter what as long as the door was closed. Several other posts referenced these switches as the problem. I just replaced both and problem gone. It turns out...
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