Microwave-oven-making-crackling-noise, my microwave has started making crackling noises even when not in use. is this cause for concern? - answered by a verified uk appliance technician. • if the popping noise is electrical or mechanical in sound, or the microwave appears to have burn marks inside, the oven requires service. immediately discontinue usage. • if the oven arcs, sparks, or crackles while in use, and there is no food residue present and you are using only microwave-safe cookware, the oven requires service ..., microwave making crackling noise # - answered by a verified appliance technician. A growling or high-pitched sound coming from your appliance when its cooking is a good indication the magnetron tube is failing. the magnetron in your microwave is responsible for creating the frequency that cooks your food. in good condition, this device operates silently., if your microwave is loud, noisy or making unusual clicking sounds, it could be a result of a defective magnetron tube. the magnetron tube uses high voltage, high current dc power that generates the microwave frequency, which cooks the food, and is meant to be nearly silent..
If your microwave is making an unusual noise when the turn tray is rotating, the problem may be with the roller guide under the tray. some microwave ovens with a round glass tray use a motor driven coupler to turn the roller guide. the roller guide is used to support the tray and to engage the rotating coupler. remove the tray and then inspect ..., microwave making weird static noise wasn't sure where to post this, so hopefully i chose the right place. i'm not home right now so i don't have specific details, but i just want a general answer anyway, hopefully something along the lines of "no, your microwave isn't going to explode"..
Watch the microwave during use. if there is no light when the microwave is in operation but it heats food properly without noise or odors, the bulb is burned out and should be replaced.