Ge-microwave-making-loud-noise-and-not-heating, why is my microwave humming and not heating? my ge profile spacemaker 2.0 started to hum a bit louder and now makes no heat. i followed the ge troubleshooting flow-chart and it points to the magnetron, but the resistance checks (continuity pin-to-pin, open pins-to-case & no sign of any arcing or cracks in magnets).. Ok that's what i figured. if the microwave still looks like it's working, but it's buzzing loudly it's just not heating--that means your magnetron or transformer that powers the magnetron has likely failed. the magnetron is the part that actually creates the microwave to heat the food and it commonly goes bad and rarely gives a warning., if your microwave is making an unusual or loud humming noise, 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, it may cause a loud humming or buzzing noise. access to the magnetron will require removal of the cabinet..
I was given a microwave that worked for one night and then suddenly stopped. it was making a loud buzzing noise and wasn't heating at all so i decided to see..., ge microwave makes a loud humming noise and doesn't heat the food. - answered by a verified appliance technician.
Free repair help for your microwave oven. your microwave is not heating, but you can hear a loud buzzng noise. same-day shipping and hassle-free returns on all appliance parts from partselect. partselect offers free microwave repair help., view this repair: http://www.appliancevideo.com/kitchenaid-khms155lbt0-microwave-diagnostic-repair-will-not-heat-loud-noise-when-running/ visit us at http://.... If your microwave is making a loud humming noise, first check to see if it still heats efficiently. often, the humming noise is associated with a microwave malfunction., microwave ovens generate high voltages (thousands of volts) and dangerous amounts of radio-frequency radiation. attempting to repair one is not for the amateur tinkerer. i advise recycling or trashing it and getting a new one (they don't cost much these days.) - ge microwave oven