Questions & Answers for: LG microwave is humming

...ok except strange hum and no heat Everything works ok except, strange hum and no heat. When the microwave sounds okay, but there's no heat, one of the internal door switches, the high voltage ...

works but no heat or cooking Hi Thanks for using FixYa. Microwave not heating properly is caused by a power relay going bad, cold solder joint on the board and/or magnetron (this is only if it makes a

Lg Microwave Oven Model LRM1250W gave a fairly loud "pop" when I pushed the start button and since then has not cooked anything. The carousel rotates, the light comes on, it sounds as if the

...humming sound. The microwave will tend to sound almost normal when its the magnetron. Or sometimes it will make a sparking noise when put to heat. It could also be the solid state relay (SSR) that ...

...microwave, with an absence of a humming noise is indicative of an open diode. In either case, the diode has to be replaced. With your microwave unplugged, and your capacitor discharged, use extreme ...

microwave is making humming noise and started to smoke and stop working sounds like the fan inside oven seized, causing the smoke and popped the internal fuse. If you have any appliance repair shops ...

light goes out and turntable stops, but still hums like power is still on. In middle of cooking, light goes out and turntable stops, but you can hear it still hum. If you bang on the side, light comes

Heating element does not shut off even when microwave is off The heating element continues to stay on and heats even after the microwave turns off. You can hear a slight hum, even though the timer has

...humming noise and the center plate continues turning All microwave ovens have microswitches to confirm door open/closed. Many have several, and a bad switch can cause all sorts of strange issues. My ...

...microwave oven. It made a pop sound,now when it's running it still heats and the plate turns. But it makes a humming noise, not the fan noise it use to. Probably blew up the capacitor inside so now ...