3387134 High Limit Thermostat In case of cycle temperature failure, the temperature cannot be adjusted, when the temperature reaches 155 degrees Celsius, the high limit thermostat cuts off the power. 3392519 The dryer thermal fuse USES the dryer as a safety mechanism to prevent current from flowing to the motor when the dryer overheats. The hot fuse is disposable and cannot be reused. When your dry thermal fuse helps solve the risk of high temperature, please replace it in time. We recommend checking the vent before replacing it. A clogged dryer vent can damage the fuse. 3977393 The thermal cut-off switch safety assembly is 309F, compatible if your existing fuse is 325F. 3977767 Cycle Thermostat - It acts as a safety mechanism to prevent the dryer from overheating. Once the dryer temperature reaches 221 degrees Fahrenheit, this part cuts off the power to the heating elements until it drops to 80 degrees Fahrenheit. Note: Take a picture of removing parts so you know how to restore