Questions & Answers for: mag switch Microwave Ovens

...out for 10% of the time, as it did when working correctly indicating the control is switching the magnetron ciruit on and off correctly. Does the louder buzz indicate a transformer, diode or ...

...mag. Take a note of how the cabinet screws come out. Put the long one in the same hole when putting the case back on or it won't run. These tricky dudes put in a switch which gets pushed against by a ...

...does? the blower with two wheels hav nothing to do with your problem / the single blower cools the mag . and thats ok . no cooking is caused by no hi voltage like a bad cap or diode. most common.

mag tube and diode Check the HV capacitor. It may be short circuited. Also check the door switches. One of the switches (the monitor switch) is connected directly across the power and is there to blow

...will not radiate the food. It will let me do everything but it does not heat the food. May be the magnetron tube that heats the food is bad,,,or the control relay/triac that turns on the mag tube ...

...switch-off descending through 1KV as the cap discharges - as you would expect. The mag occasionally makes that deep contented humming sound but only for less than a second. Most of the time there is ...

...else. Can I fix this If it starts running as soon as its plugged in you may have a bad or out of align door switch. Humming noise could be the mag if its not heating. Replace mag and ...

...at all then I check all the connections on the control panel board perfect then I change the magnetron still not heating Anyone knows what is the problem with it ??????? Judging from the model ...

...BUT WONT HEAT could be anything from a bad mag or door switch or even a bad connection at the mag. Need more details. Any odd sounds??? A louder more pronounced humming sound??? Bad smells?? ...

...switch or loose connection at mag or HV capacitor.Could be a bad solder connection to the power relay on the main circuit board/ timer. Is it making any loud humming sounds? If so, that would be ...