No Heat
Samsung Dryer
Severity:What Does This Error Mean?
A Samsung dryer that runs but produces no heat usually has a blown thermal fuse or a failed heating element. A clogged exhaust vent is the root cause in most cases — always clear the vent first.
Affected Models
- Samsung Electric Dryer
- Samsung Gas Dryer
- Samsung DV Series
- Samsung Smart Dryer
Common Causes
- Blown thermal fuse (most common — caused by blocked vent)
- Failed heating element (electric dryers)
- Faulty gas igniter or flame sensor (gas dryers)
- Tripped circuit breaker on one leg of the 240V supply
- Clogged exhaust vent preventing heat from escaping
How to Fix It
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Check the circuit breaker.
Electric dryers run on 240V using two 120V legs. If one leg trips, the motor runs (drum spins) but the heating element has no power. Check your breaker panel and reset any tripped breakers.
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Clean the exhaust vent thoroughly.
Disconnect the dryer from the wall and detach the vent hose. Clear lint from the hose and from the full duct run to the exterior vent cap. A blocked vent is the root cause of most Samsung dryer heat failures.
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Test and replace the thermal fuse.
The thermal fuse is on the exhaust duct near the heating element. Test with a multimeter — no continuity means it has blown. Thermal fuses cost $5–$15 and are not resettable; they must be replaced.
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Test the heating element (electric dryers).
A broken heating element coil has no continuity when tested with a multimeter. Replacement elements cost $20–$50 and are available for most Samsung models.
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Check the gas igniter (gas dryers).
On gas dryers, if the igniter glows but the flame does not light, the flame sensor or gas valve coils have failed. These require more involved diagnosis — consider calling a technician.
When to Call a Professional
If the vent is clear and basic parts test fine, the issue may be with the control board or gas valve assembly. A qualified technician can diagnose these accurately.