Carrie M Waterford , WI October 23, 2016 Appliance: Amana Self Cleaning Slide-In Downdraft Gas Range CST6512WW Amana Range Cst6512ww / P1143841nww: Bad heating element. How to replace Oven Bake Element. By replacing the heating element Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes