Steve L Atlanta , GA May 08, 2016 Appliance: Thermador Electric Wall Oven CMT227N-01 Thermador Wall Oven Cmt227n-01: Oven element burned out. How to replace Element, Bake (Oven Bake Element). Removed old element, replaced with new element. Simple swap with two phillips-head screws and a quick-disconnect wire connection. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes