When the microwave gets hot the thermostat closes.
Exhaust fan on microwave won t shut off.
The microwave has a base thermostat which is a safety device.
You might think that your microwave is still on because you can hear it running but what you are hearing.
It will come to help keep the controls cool inside the microwave control panel.
When it senses heat it turns on the exhaust fan.
If pushing the stop button does not turn off your microwave try opening the door while it is still.
Fridgidaire microwave will not turn off check the fan.
Microwave has automatic fan ignition setting pre programmed to keep the unit components from over heating.
Thus turning the fan on will keep the electronic control board from getting too hot.
It cannot be turned off manually.
If you are cooking on the cooktop it can sense the heat and the fan won t turn off until the thermostat cools.
On several models of microwaves the thermostat is super sensitive causing the exhaust to run longer than needed.