Ray H Niwot , CO March 11, 2017 Appliance: KitchenAid 30" Built-In Electric Double Oven Thermal Convection Lower Microwave Convection KEMC308KSS01 Kitchenaid Oven Kemc308kss01: Kitchenaid oven hinge replacement. How to replace Wall Oven Door Hinge. Oven door would no longer close completely, ordered replacement hinges, 30 minute repair. 2 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes