David W Scottsdale , AZ October 01, 2025 Appliance: KitchenAid 30" Built-In Electric Double Oven Thermal Convection Lower Microwave Convection KEMC308KSS01 Kitchenaid Oven Kemc308kss01: Broken torsion spring on microwave door. How to replace Microwave Door Torsion Spring (Lh). Dissembled unit, replaced both microwave door torsion springs, then reassembled unit.. Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours