This protective cover shields the microwave's waveguide opening where microwaves enter the cooking chamber. It prevents food particles and grease from entering the waveguide system while allowing microwave energy to pass through. Replace this part if you notice sparking, reduced heating power, or visible damage to the existing cover.
Do-It-Yourself Stories from Customers like You
There was sparking in the microwave Richard B. • Broomfield , CO • September 05, 2015
Replaced the inlet cover
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