The microwave door key (or door latch) ensures that the microwave door closes properly while the microwave is operating. If the door key is broken, the door will not close and the microwave will not start. If you notice that the microwave door is not staying closed, check to ensure that the door key is in working order and is not damaged.
...Read more This door key is made of plastic and has a spring attached to provide downward tension to keep the hooks engaged. If either of the hooks is broken or does not have any spring tension, you may need to replace the door latch. Before beginning this repair, make sure to unplug the unit and remove the inner door panel to access the door key. This part is also known as a door latch.
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