David S Knoxville , TN May 01, 2021 Appliance: Whirlpool Electric Dryer WED8740DW1 Whirlpool Dryer Wed8740dw1: No heat. How to replace Dryer Thermal Cut-Off Kit. New heating element, thermostats, and sensor bar. Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours