Thomas M Montclair , NJ September 22, 2025 Appliance: KitchenAid 30" Built-In Electric Double Oven Thermal Convection Lower Microwave Convection KEMC308KSS04 Kitchenaid Oven Kemc308kss04: Microwave door torsion spring failed. How to replace Microwave Door Torsion Spring (Rh). Replaced the spring that failed. This, unfortunately, is a yearly occurrence so I have become somewhat proficient at replacing the door springs. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes