Bj R Sabetha , KS February 11, 2022 Appliance: Whirlpool Commercial Electric Dryer CEM2743BQ0 Whirlpool Dryer Cem2743bq0 / : Wouldn't heat. How to replace Thermal Cut Off Kit. Replaced the element, thermal cut off kit and the high limit thermostat. The element was broken and that might have been the only issue but the dryer is 10 years old so while we had it apart we replaced them all. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes