Kenmore Microwave Not Heating Food

Once the voltage is normal the microwave oven will start to work fine.

Kenmore microwave not heating food. If the diode burns out the magnetron won t receive enough voltage to operate preventing the microwave from heating. This is the part that makes the heat to cook the food. A microwave that does not heat up may have a broken magnetron. Lights timer display all work.

When i push start it sounds like it working but the turntable doesn t move and it doesn t heat. If the diode burns out the magnetron won t receive enough voltage to operate preventing the microwave. Get shopping advice from experts friends and the community. The light fan rotating table are working.

What we have heard in the past is when the microwave starts door closed and timer started it then turns on with a noise clunk and then the food is heated but now that noise no longer happens and the food is still cold. When the voltage drops below 215 volts the microwave does not heat the food well enough. If it is broken it may blow a fuse in your microwave which could lead to other components failing. This high voltage powers the magnetron to heat the food.

How to test microwave magnetron with a multimeter. The diode converts the a c power output of the transformer to d c doubling the voltage to nearly 5 000 volts. I have a kenmore microwave 709 80333310 that i bought new and have used about two months. Always put safety first when dealing with electricity.

Easiest fix you can find. Our microwave model 721 8965581 is not heating any food. When the diode fails it is often visibly burned out. Any idea what went wrong.

My kenmore microwave is not heating. Kenmore microwave model 721 80012401 it wont heat up food kenmore microwave model 721 80012401 it won t heat up food at all. If the voltage is normal then it s time to replace the magnetron with a new one. The diode converts the a c power output of the transformer to d c doubling the voltage to nearly 5 000 volts.