My-ge-profile-microwave-is-not-heating, 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.. My ge profile microwave is running but not heating -- in doing research, it stated 80% of the time it is the fuse. - answered by a verified appliance technician, here are the most common reasons your ge microwave isn't heating - and the parts & instructions to fix the problem yourself. we make fixing things easier!. Ge technique is famous for reliability and quality. and for ge microwave troubleshooting you just need a good manual in case of minor failure., according to ge as well as experts in appliance repair, a repair technician should be called if a microwave is running but is not producing any heat. the problem is likely related to the microwave's circuitry, which is very intricate, and attempting to repair it without expert knowledge is dangerous..
Anytime a microwave runs but does not heat means that the magnetron (its purpose is to generate microwave energy. the high-voltage components accomplish this by stepping up ac line voltage to high voltage, which is then changed to an even higher dc voltage. this dc power is then converted to the rf energy that cooks the food.), none of these fixes should be attempted by a novice. personally i won't work on one! cause 1 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. if the diode burns out, the... - ge microwave oven model lvm1750sm155