Question about Kenmore 62643 Microwave Oven
Remove the outer cover,be careful and take 2 screwdrivers and discharge the hi voltage capacitor its about 4" X 2" and oval in shape and usually silver colored,then remove the chemical 15 or 20 amp fuse it has 2 silver ends and a white body,check this with an ohmmeter good will be near 0 ohms,if open replace and plug in and start it,if it blows the new fuse, then again discharge the capacitor and take an ohmmeter reading of the cap, it will show resistance and gradually go up in resistance if good, if bad it will show near 0 or very low ohms,then check the hi voltage diode,it will show near infinity in one direction,then reverse the ohmmeter leads and it will show lower resistance in the other direction,if these check o.k. it possibly could be the magnetron tube
Posted on Feb 14, 2010
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Posted on Jan 02, 2017
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