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Samsung Dryer Not Heating — HE Error, Thermal Fuse & Repair Guide

Samsung dryer not heating or showing HE? This guide covers every cause — thermal fuse, heating element, gas igniter — with diagnosis steps and repair costs.

3 min read Updated Apr 16, 2026 By
Samsung Dryer Not Heating — HE Error, Thermal Fuse & Repair Guide

Samsung Dryer Not Heating — HE Error, Thermal Fuse & Repair Guide

This guide walks you through samsung dryer not heating — he error, thermal fuse & repair guide step by step. Specifically, our certified technicians share the exact process they use to diagnose and fix this fault. Furthermore, following these steps correctly helps you avoid unnecessary repair costs.

In addition, if any step seems unsafe or unclear, stop and call a certified technician. As a result, you protect both yourself and your appliance from further damage.

Need Professional Help?

If you prefer a professional to handle the repair, we make booking easy. Moreover, our technicians bring all necessary parts on the first visit, so you get a fast, reliable fix.

Additionally, the U.S. Department of Energy offers useful appliance efficiency and maintenance tips. You can also browse our appliance error code database if your appliance shows a fault code.

Frequently Asked Questions

Why is my Samsung dryer running but not heating?

The most common cause is a blown thermal fuse — a one-time safety device that permanently cuts the heating circuit when the dryer overheats, usually from a restricted exhaust vent. Specifically, on electric dryers, also check that both legs of the 240V circuit breaker have not tripped — a half-tripped double breaker allows the motor to run but cuts heat. If the circuit and fuse are fine, the heating element itself has failed.

Can I bypass the Samsung dryer thermal fuse to test it?

You can bypass it with a wire for a brief diagnostic test, but never operate the dryer with the fuse bypassed. Specifically, the thermal fuse is the last line of defense against a dryer fire caused by vent blockage. Always replace the fuse and clear the vent — bypassing leaves the dryer in a fire-risk state.

Will a new thermal fuse fix my Samsung dryer permanently?

Only if the root cause — typically a blocked exhaust vent — is also addressed. Specifically, if you replace the thermal fuse without clearing the vent, the new fuse will blow within a few loads. The vent must be cleaned from the dryer connection all the way to the exterior cap.

How do I know if my Samsung dryer is gas or electric?

Electric dryers connect to a 240V outlet (a large round 3- or 4-prong plug). Specifically, gas dryers have a standard 120V plug plus a separate gas supply line at the rear. The repair for no heat is different between the two — electric dryers need a heating element or thermal fuse; gas dryers need an igniter or gas valve solenoid coils.

Independent Service Notice: Samsung Appliance Repair are an independent appliance repair service and is not affiliated with, endorsed by, or sponsored by any appliance manufacturer. Brand names and model numbers are used for identification purposes only.
FAQ

Frequently Asked Questions

Everything you need to know before booking your repair.

The most common cause is a blown thermal fuse — a one-time safety device that permanently cuts the heating circuit when the dryer overheats, usually from a restricted exhaust vent. On electric dryers, also check that both legs of the 240V circuit breaker have not tripped — a half-tripped double breaker allows the motor to run but cuts heat. If the circuit and fuse are fine, the heating element itself has failed.
You can bypass it with a wire for a brief diagnostic test, but never operate the dryer with the fuse bypassed. The thermal fuse is the last line of defense against a dryer fire caused by vent blockage. Always replace the fuse and clear the vent — bypassing leaves the dryer in a fire-risk state.
Only if the root cause — typically a blocked exhaust vent — is also addressed. If you replace the thermal fuse without clearing the vent, the new fuse will blow within a few loads. The vent must be cleaned from the dryer connection all the way to the exterior cap.
Electric dryers connect to a 240V outlet (a large round 3- or 4-prong plug). Gas dryers have a standard 120V plug plus a separate gas supply line at the rear. The repair for no heat is different between the two — electric dryers need a heating element or thermal fuse; gas dryers need an igniter or gas valve solenoid coils.

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