Guest February 28, 2011 When I am heating an 8oz plaastic bottle of water the microwave has started arching and will smoke ever so often. Even will do this when heating up something like a pancake. If I add an additIs this an idnciation the magnetron tube is going out?
1 Answer You could have a failing magnetron, but first check and make sure the paint inside the cavity is not coming off, and the canopy 4359777 to make sure it is not burnt. Read More...