The built-in thermostat automatically turns the vent fan on if the unit is too hot, and will not turn off until the microwave is cool again. You will not be able to turn the vent fan off manually during this time. … The fan will shut off when the control surface is less than 150 degrees F.
Why won’t my microwave fan shut off?
The exhaust fan thermostat is usually the failed component. When it senses heat it turns on the exhaust fan. If you are cooking on the cooktop, it can sense the heat and the fan won’t turn off until the thermostat cools. … It is also common for this thermostat to fail causing the fan to constantly run.
How do I turn off the fan on my GE microwave?
Press the microwave’s “Control Setup” or “Options” button so the microwave display enters setup mode. Scroll to the “Vent Fan” sub-menu and press “Enter/Start.” Select “Off,” then press “Enter/Start” a second time to turn the vent fan off.
How do you turn off the vent on a microwave?
How to Turn Off the Automatic Fan of a Whirlpool Over-the-Range Microwave
- Press the microwave’s “Control Setup” or “Options” button so the microwave display enters setup mode.
- Scroll to the “Vent Fan” sub-menu and press “Enter/Start.”
- Select “Off,” then press “Enter/Start” a second time to turn the vent fan off.
Why did my microwave vent come on by itself?
This is normal. The vent fan will automatically turn on during any cook function (on some models), acting as a cooling fan to protect the microwave.
What do you do if your microwave won’t turn off?
Unplug the unit and remove the cabinet. If the relays are not part of the control board, you should check the output terminals on them for continuity first. There shouldn’t be continuity when the relay is not powered. If the relays check okay, then the control board is likely defective.
How do you reset a GE microwave?
How to Reset a GE Microwave
- Press the “Off/Clear’ button to cancel anything on the display, and reset the microwave. …
- Press the “Off/Clear’ button for three seconds to turn the “Control Locked” child lock off.
- Reset the cooking program if “Off/Clear” was pressed accidentally. …
- Perform a hard reset. …
- Reset the time of day.
Can a microwave overheat and shut off?
It is possible for a microwave to overheat. The microwaves heat food by targeting water molecules, if there is no moisture in the food to heat, this can cause overheating. … Without the fan to regulate the temperature, the microwave will overheat quickly and shutdown.
Is there a fan in a microwave?
The fan motor is usually located in the back of the microwave, near the top. Remove the fan motor cover and try rotating the motor manually. … If the fan does not turn in step 2, or if your fan does not have continuity, you may need a replacement fan motor.
When I close my microwave door it starts running?
When your microwave door latches, the latch connects to a switch, which when it activates, allows the microwave to receive power. If this switch has gone faulty, it can cause the microwave not to run at all or it can cause it to stay active even when the door is open.
Does microwave have a reset button?
Most microwave ovens do not include a reset button. … The most common way of reseting your microwave is called a hard reset. A hard reset happens when you physically unplug the microwaves’ cord from the wall outlet.
How do I know if my microwave vent is working?
If the microwave has intake vents on the bottom, check the cabinet above the microwave for a duct that goes to the outside of your home. That vent is sometimes attached to the back wall behind the microwave instead of going through the cabinet above the microwave if it is vented to the outside of your home.
How does a microwave vent fan work?
An externally vented microwave uses a fan to draw air through the microwave’s vents and into an exhaust duct leading to the exterior of the building, which means that most of the moisture, heat, odor and particulate matter generated by cooking goes directly outside.
How do you turn off the fan on a Kitchenaid microwave?
To turn vent fan on/off:
Touch Vent Fan pad once for high, twice for medium, three times for low or four times for off.
How do I turn off my stove fan?
When you open the oven during the convection cycle or during preheating, the fan will turn off. In addition, the heating elements turn off after 30 seconds. Once the door is shut, the fan will turn back on. To choose convect, you can select “CONVECT BAKE” or “CONVECT BROIL” on the oven.