Dryer Thermal Cutoff Test

Thermal fuses are required on all dryers built since the 1980s.

Dryer thermal cutoff test.

Answer mike if the dryer runs and heats you won t need a thermal cut off kit. Troubleshoot your dryer s thermal cutoff switch by testing its electrical continuity. If the timer doesn t advance in the auto dry cycle the issue is usually an airflow problem clogged vent vent hood dirty filter etc. This video demonstrates how to test a high limit thermostat on a gas or electric dryer.

When the fuse blows the dryer won t get hot but when the. 1 disconnect the dryer from the wall outlet and pull it out from the wall to access the dryer vent. This free video shows step by. The fuse controls the dryer s heating element whereas the cutoff controls the motor.

Dryer isn t heating or takes too long to dry. Video of the day. Most dryers plug into a 220 volt wall outlet so you can unplug the unit to cut off power. Testing a dryer thermal fuse checking the thermal fuse is the fastest way to determine if it is why the dryer will not generate warm air.

The thermal cutoff isn t the same as a thermal fuse. Some are made from plastic. If the timer doesn t advance in a timed dry cycle the issue is in the timer itself wp3976574. Turn off the electrical power to your dryer.

If you do find that the thermal fuse has shorted out you simply need to pull it out and replace it with a new one. The next time you try to start the dryer the motor won t run even though the dryer has power. The best way to test a thermal fuse is by testing it with a ohmmeter or digital multimeter. You can test the thermal fuse and repair the dryer yourself to avoid spending a lot of money on a service call.

How to troubleshoot the thermal fuse of a whirlpool dryer. Unplug the appliance from the wall or cut the circuit to the dryer at the main fuse or breaker box. A thermal fuse acts like a switch when dryer exhaust temperatures climb. Thermal fuse shapes and sizes vary.