





Dryer drum spins normally but produces no heat. The blown thermal cut-off fuse interrupts the circuit to the heating element, stopping all heat output.
Clothes remain damp after a full cycle. A partially degraded thermostat causes the heating element to cycle incorrectly, reducing effective drying temperature.
Dryer fails to start at all when the thermal cut-off fuse is completely open. The safety circuit prevents operation until the faulty component is replaced.
The cycle timer stalls and does not progress. This is commonly linked to a failed thermal cut-off preventing proper heat generation that drives the auto-dry timer logic.
A failed high-limit thermostat stuck in a closed-circuit condition allows temperatures to rise unchecked. Replacing the kit resets proper overheat protection.
💡 Pro Tip: How to Know Your Thermal Cut-Off Kit Has Failed
Your part is likely the culprit if you notice any of the following:
⚠️ Dryer runs but produces no heat at all
⚠️ Clothes take multiple cycles to dry completely
⚠️ Dryer will not start even though the door closes properly
⚠️ Timer does not advance during the cycle
🔬 Diagnostic Tip: Set your multimeter to R×1 and probe each terminal of the thermostat and fuse at room temperature. A good component reads zero (continuity). A reading of infinity means the part has blown and must be replaced. Always inspect and clear the exhaust vent after replacing this kit — a clogged vent is the #1 cause of thermal cut-off failure and will blow the new part prematurely.
📦 What's in the Box
✅ 1× High-Limit Thermostat (250°F / L250-80F)
✅ 1× Thermal Cut-Off Fuse (309°F)
✅ Jumper Wire Set
✅ Female Spade Terminals (for old-style push-on thermostat replacement)
We typically respond within 1 business day. Include your appliance model number for the fastest answer.
Disclaimer: Compatibility information, part numbers, and model fitment data on this page are sourced from manufacturer databases and third-party references. While we strive for accuracy, please verify your appliance model number before ordering. Heima is not responsible for errors or omissions in compatibility listings.
Reviews
There are no reviews yet.