Microwave-oven-not-heating, the most likely reason why your microwave is not heating up is either the magnetron is damaged or the components that power the magnetron are damaged. mangetron assembly is the device that generates the microwave heat. so if you are sitting there and wondering why is my microwave not heating up, then the short guide here will help.. If your microwave oven doesn’t heat, you may have a problem with the magnetron. this component is part of the high voltage circuit and provides the microwaves that generate the heat. if the magnetron is defective, the unit may blow a fuse, or you may still have all other functions operating normally., when your microwave turns on but does not heat up, it may mean the door switch is broken. the door switch signals other microwave components to supply power when closed, and to stop heating when open. the door switch can also be called an interlock switch..
If you notice that your microwave runs but doesn’t heat, there could be a problem with its high voltage diode, the component that powers the magnetron so it can heat up the food. the problem arises when this diode, which doubles up the voltage to as much as 5,000 volts to facilitate microwave heating, burns out., common solutions for: microwave 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. this high voltage powers the magnetron to heat the food..
New well explained video here https://youtu.be/sgj0hvi6aj4 if your microwave works, has power and timer runs but there is no heating, the most common problem..., maytag microwave not heating microwave may not heat because of a serious damage or some easily fixable cause: microwave may not work well due to low voltage. 220 v is a necessary value for normal operation of the magnetron. if the voltage is lower, it will work, but the temperature will rise very slowly..
If the microwave runs but is not heating, it could be one of many components. make sure the “timer” function was not inadvertently used. check to ensure the door is closed firmly. close it firmly, but do not slam.