This Range Safety Thermal Fuse is designed for use with double ovens and is the thermal fuse for the upper oven. If the oven is working as expected, replacing this part may alleviate the issue. The fuse is located at the back of the oven. Replacing this part will require basic hand tools, some disassembly of the appliance and novice repair experience. You must unplug the appliance or shut off the house circuit breaker before installing this part.