Answer Hello Rose, the thermal fuse is located on the blower housing inside the unit. It should look something like this part WP3392519. If it is bad, it will read open for continuity. You can test this with a multi-meter TJMA-DMT3. Here is a link on how to use a multi-meter. http://forum.appliancepartspros.com/oven-repair-including-ranges-cooktops/4810-how-check-continuity-ohmmeter.html Read More... Answered by AppliancePartsPros.com | Monday, February 29, 2016