Questions & Answers for: causes microwave oven hum turned

...microwave. It turns on the heating/cooking and the it turns off the heating/cooking. Sometimes we try heating something up for 30-45 seconds but the heating/cooking never turned on so the food is ...

...microwave that covers the magnetron. Mine was saturated with grease, and was damaged by the fire. If yours is still intact and not that greasy, You can carefully remove it. Clean both it and the area ...

...microwave oven humms It makes this noise only when the door is closed and when it is not in use. The only way I can stop it is to unplug the microwave. Plug it back in and it immediately begins ...

microwave humming Our kitchenaid microwave began humming when I turn it on. I am afraid to use it. What could be the problem and what should I do to fix it? Is it worth fixing? Thank you! hi! humming ...

microwave oven turns on, makes a loud humming noise, starts to smell like something is burning, but doesn't heat. Well, actually, we don't think it heats, we're too scared to let it run because of the

it is making a bad humming noise when turned on no heat? Hate to say this but that bad humming is your magnetron that is buzzing and not operating correctly. A bad high voltage Diode can cause this as

Why is there a humming noise coming from the right, front bottom corner of my microwave when not in use? That is because the power transforme is located in that area and being a transformer uses iron ...

...microwave leakage if repairs aren't done correctly. Between the part and labor costs, it might be more economical to replace the oven. Let a qualified servicer give you a repair estimate and then ...

...microwave ovens have microswitches to confirm door open/closed. Many have several, and a bad switch can cause all sorts of strange issues. My ovens have 4 such switches, and I've had several go bad. ...

...oven is making a loud noise when I turn it on. Bearings or motor faulty! Most often, a loud hum is caused by a shorted high voltage rectifier, shorted capacitor or failing power transformer. On rare ...