Dryer Thermal Cutoff Test

The best way to test a thermal fuse is by testing it with a ohmmeter or digital multimeter.

Dryer thermal cutoff test.

This free video shows step by. 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. You can test the thermal fuse and repair the dryer yourself to avoid spending a lot of money on a service call. 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.

2 access the dryer s rear panel. Video of the day. When the fuse blows the dryer won t get hot but when the. The fuse controls the dryer s heating element whereas the cutoff controls the motor.

The next time you try to start the dryer the motor won t run even though the dryer has power. Thermal fuses are required on all dryers built since the 1980s. Dryer isn t heating or takes too long to dry. Turn off the electrical power to your dryer.

Troubleshoot your dryer s thermal cutoff switch by testing its electrical continuity. A thermal fuse acts like a switch when dryer exhaust temperatures climb. For an ohmmeter set it to rx1. Some are made from plastic.

Thermal fuse shapes and sizes vary. The thermal cutoff isn t the same as a thermal fuse. 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. This video demonstrates how to test a high limit thermostat on a gas or electric dryer.

If your dryer is not heating then you should test the thermal fuse thermal cutoff for continuity to see if it is good or bad. How to troubleshoot the thermal fuse of a whirlpool dryer. If the timer doesn t advance in a timed dry cycle the issue is in the timer itself wp3976574. 1 disconnect the dryer from the wall outlet and pull it out from the wall to access the dryer vent.