Melissa R Douglassville , PA January 13, 2020 Appliance: Maytag Electric Dryer SDE515DAYW Maytag Dryer Sde515dayw: Wouldn't heat. How to replace Hi-Limit Thermostat. We ordered the high limit thermal fuse because it blew up. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes