Microwave Light Stays On

Some microwaves have a demo mode that shows off the appliance s features in the showroom without activating the magnetron the part of the oven that generates heat.

Microwave light stays on.

I got a new bulb and the issue is the same. The components that could stay on when the door is open but the door switch isn t working are the fan motor stirrer motor and interior light. Steps to verify issue. I have a whirlpool over the range microwave.

To check whether this is the problem and to solve it you need to first unplug the microwave and then shut off the power to the microwave at the breaker point itself. As a consequence i get no response from it when i press the start button after setting the amount of time to run. Unplug the microwave wait at least a minute and reconnect the power to cancel demo mode. Make sure nothing is obstructing the door or drawer from closing.

A functioning door switch provides power to other components of the microwave and should interrupt power when the door is open. Try to open and close the door or drawer. The controls light up and the oven accepts input but the timer often runs at double speed. Turn the home circuit breaker to the unit off for 10 seconds then back on again.

Retest the unit operation. One of the most common causes for microwave light bulb not working is that the bulb itself may be burned out. Do you know the model of your whirlpool microwave. The light in my microwave stays on when i close the door.

Sometimes closing the door with a bit more force can help activate the switch. The light under the unit won t turn off or go to dim mode.