Question about Sharp R-1511 Microwave Oven
The hood fan thermal cutout is probably not bad. It should read normally open, unlike the others, which would read normally closed.
What probably blew the fuse was a blown high voltage rectifier diode.
At our Web site, we have a video available showing how to remove a typical over the range control panel assembly in under 5 minutes.
Here are some links you or someone you know can use for test help, but read their safety warnings first:
(if it's not shorted or burned, it's probably okay)
You can order the diode from Encompass here.
We're happy to help you with free advice and we'd appreciate your thoughtful rating of our answer.
Posted on Apr 05, 2011
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Posted on Jan 02, 2017
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