If pushing the stop button does not turn off your microwave try opening the door while it is still.
Exhaust fan on microwave won t shut off.
You might think that your microwave is still on because you can hear it running but what you are hearing.
If you are cooking on the cooktop it can sense the heat and the fan won t turn off until the thermostat cools.
Fridgidaire microwave will not turn off check the fan.
The exhaust fan thermostat is usually the failed component.
Microwave has automatic fan ignition setting pre programmed to keep the unit components from over heating.
It cannot be turned off manually.
The exhaust fan will turn on automatically during heavy use of the surface burners on the cook top if the fan thermostat senses too mush heat.
When it senses heat it turns on the exhaust fan.
The microwave has a base thermostat which is a safety device.
When it cools down enough it will shut off.
When the microwave gets hot the thermostat closes.