Costas S Peachtree City , GA November 28, 2015 Appliance: KitchenAid 30" Built-In Electric Thermal Convection Combo Oven KEMS308SSS00 The element was bad It took me 20 minutes to remove the cover and remove the damaged element. Intalled the new element tested and installed the cover back. it works great! Read More... Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes Tools: Screwdrivers