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OEM & Aftermarket Replacement Parts · Fast Canada-Wide Shipping · Canadian Business Since 1996
The thermal fuse (WP3392519) is the #1 cause of a Whirlpool dryer that tumbles but won't heat. It's a one-time safety device that permanently opens when the dryer overheats. Once blown, it must be replaced — it cannot reset. Always clean the exhaust vent after replacing or the new fuse will blow again.
Symptoms: Drum spins normally, no heat on any cycle, stopped heating suddenly
→ Shop WP3392519 Thermal FuseThe heating element generates the heat inside the dryer drum. When it burns out, the dryer runs normally but produces no heat. Test with a multimeter for continuity — a broken element will show no continuity. This is the second most common cause after the thermal fuse.
Symptoms: No heat on any setting, drum tumbles fine, thermal fuse tests good
→ Contact us to find the right heating element for your modelThe 279816 kit includes both the 309°F thermal fuse and the 250°F high-limit thermostat. If the high-limit thermostat has failed open, the heating element won't receive power even though the drum spins. Replacing both components together is best practice.
Symptoms: No heat, thermal fuse tests good but thermostat fails continuity test
→ Shop 279816 Thermal Cut-Off KitThe cycling thermostat regulates the operating temperature during a normal cycle. When it fails open, it cuts power to the heating element permanently. It's often overlooked but is a common cause of no-heat issues when the thermal fuse and heating element both test good.
Symptoms: Intermittent heat that eventually stops completely, fuse and element test good
→ Contact us for cycling thermostat part numbersThe most common cause is a blown thermal fuse (WP3392519). The fuse blows due to restricted airflow from a clogged lint screen or exhaust vent. The drum motor and heating circuit are separate, so the drum can spin even when the fuse has cut power to the heating element.
Test both with a multimeter set to continuity. The thermal fuse is on the exhaust duct — no continuity means it's blown. The heating element is in the back of the drum housing — no continuity means it's burned out. See our Thermal Fuse Blown guide for step-by-step instructions.
Technically yes for a brief test, but we strongly advise against it. The thermal fuse is a critical fire safety device. Always replace it with the correct part rather than bypassing it permanently.
The WP3392519 is just the thermal fuse (196°F). The 279816 kit includes both the 309°F thermal fuse and the 250°F high-limit thermostat. If your dryer overheated badly, the full kit is the better repair.
Yes — XPart Supply ships fast Canada-wide from our Canadian warehouse. OEM and XPart aftermarket options available for most Whirlpool, Kenmore, and Maytag models.