Easiest fix you can find.
Kenmore microwave not heating up.
Kenmore microwave model 721 80012401 it wont heat up food kenmore microwave model 721 80012401 it won t heat up food at all.
Three of the most common reasons why a microwave is not heating up are high voltage diodes door switch and magnetron.
Lights timer display all work.
The electric company has had a power failure.
The light fan rotating table are working.
Microwave oven does not work.
My kenmore microwave is not heating 01 diode the diode converts the a c power output of the transformer to d c doubling the voltage to nearly 5 000 volts.
Your kenmore microwave might not be heating up due to several reasons.
Any idea what went wrong.
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You are using the oven as a timer.
A household fuse has blown or a circuit breaker has tripped.
Even a small deviation 20 v can affect the performance of a microwave oven including its heating capacity.
Microwave not heating easy fix.
The microwave oven will not run.
The power supply cord is not plugged into a grounded 3 prong outlet.
Kenmore microwave not heating possible causes of why a microwave stopped heating low mains supply voltage less than 220 v.
Replacing any of these parts is extremely dangerous and should only be done by a repair professional.
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A new and better video update for the previous one where i explain how to fix your microwave that works but doesn t heat.