Question about Microwave Ovens
Generally, the most common causes of a failure to heat are:
- bad door switches or door switch mounts
- loose connection at the magnetron
- problem or loose connection on the control unit circuit board
- bad magnetron or other high voltage part (such as a shorted diode)
If you or someone you know decide to look into it, we have critical safety information, info on door switch diagnosis and replacement, and disassembly information at our site, and our link is at our listing here on FixYa: http://tinyurl.com/yzjozk
You can probably find an exploded view by entering your FULL model number here: http://www.searspartsdirect.com
Please feel free to contact me directly if you need more help.
We're happy to help and we appreciate your thoughtful rating of our answer.
William E. Miller, AS-EET
Posted on May 02, 2008
Tips for a great answer:
Apr 13, 2015 | Sharp R530EWT Countertop Microwave Oven...
Dec 31, 2014 | Sharp R530EWT Countertop Microwave Oven...
Aug 17, 2014 | Sharp R-1480 Microwave Oven
Nov 27, 2013 | Sharp R530EWT Countertop Microwave Oven...
Sep 27, 2013 | Microwave Ovens
Jul 17, 2011 | Sharp R-510HW Microwave Oven
Aug 17, 2010 | Whirlpool GT4175SPS Stainless Steel 1200...
Jul 04, 2009 | Sharp R-510HW Microwave Oven
May 29, 2009 | Microwave Ovens
Dec 04, 2016 | LG Microwave Ovens
59 people viewed this question
Usually answered in minutes!