Dryer won’t Heat?

How to Replace a Dryer Thermal Fuse

By: 559 Appliance Repair

the thermal fuse is usually mounted on the blower fan housing it detects the temperature of the air venting from the dryer to the outdoors, it will trip if the air becomes too hot(250+ Degrees)

This step-by-step DIY/How to do a $10  dryer repair guide shows how to replace the thermal fuse on a gas dryer. The thermal fuse is a safety device that trips if the air inside the dryer begins to overheat. A blocked exhaust vent is the most common reason the air overheats. A dryer thermal fuse cost around $2-$3.

When a gas dryer thermal fuse blows, the dryer may run but the burner won’t ignite. You can not reset the thermal fuse if it’s blown replace it with the approved replacement part.

The steps in this DIY/How to Guide brought to you by 559 Appliance Repair work for replacing the thermal fuse on Kenmore, Whirlpool, Maytag, Amana, Roper, Crosley, and Estate dryers. If you have a lint screen located on the top of the dryer, not inside the door this is the Guide for you.

We also have instructions for many other dryer repairs as well.

Tools required

1/4-inch nut driver

Slot screwdriver

Vacuum cleaner(optional)

Work gloves(optional)

Repair difficulty


Time required

30 minutes or less

Shut off the power and disconnect gas supply

Unplug the dryer. Shut off the gas supply to the dryer.  Remove the Gas Line or get in the back of the dryer.

Tip: While you have the back of the cabinet open, you might as well vacuum lint and dust from the cabinet.

Step Two Remove the Back Panel

Move the dryer forward and use a 1/4-inch nut driver to remove the screws from the back panel. Remove the back panel from the dryer and set it aside.

Remove the back panel screws.

Remove the back panel screws.

Remove the back panel from the dryer.

Remove the back panel from the dryer.

Remove the thermal  fuse

Remove the mounting screw using a 1/4″ nut driver.

Pull the fuse off of the blower housing.

Remove the wires from the thermal fuse.

Remove the wires from the thermal fuse. Remove the thermal fuse mounting screw.

Install the new thermal fuse

Position the new fuse and secure it with the screw. Push the wires onto the connection spades on top of the new thermal fuse. It doesn’t matter which wire goes into which terminal on the thermal fuse.

Remove the thermal fuse mounting screw.

Reattach the Back Panel

Position the back panel on the back of the dryer. Line up the mounting screw holes. Insert the mounting screws and tighten them firmly.

Plug your Dryer back in and Connect the gas supply

Plug the dryer into the wall outlet. Connect the gas line, and turn on the gas supply to the dryer.

Clean the exhaust vent and dryer blower house chamber

To prevent the thermal fuse from blowing again soon, remove the flexible vent in the back of the dryer and clean the inside of the flexible vent hose. Clean the air duct going to the outside of your home with a duct cleaning brush. Vacuum the area to clean up the dust.

Dryer Repair
Appliance Repair
Dryer Repair
559 Appliance Repair
559 Appliance Repair,
6965 Ave 308,Visalia,Ca-93291,
Telephone No.5597361960
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Want to know how to fix a dryer that won't heat up?  Use our DIY Guides! 559 appliance repair - Appliance Repair Service   559 Appliance Repair | 6965 Ave 308 Visalia 93291 | 559-736-1960
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