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Light bulb for microwave oven

Your microwave oven has a Light bulb problem ?

The part is broken and the appliances doesnt work?

Microwave ovens are almost always equipped with a bulb that lights the inside of the appliance when it is running.
This bulb can burn out and has a limited life span.
The oven can continue to operate without this bulb, but it is convenient so that you can see the food inside the appliance when it is running.

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Here are examples for partial reference for microwave oven :

Where to find the reference?