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Dryer drum spins normally but air is cold or barely warm; clothes remain wet after a full cycle. A blown thermal fuse or failed high limit thermostat interrupts power to the heating element.
Control panel lights up and door switch is functional, yet the dryer will not begin a cycle. A tripped thermal fuse can cut power to the motor circuit, preventing the drum from spinning.
Dryer stops mid-cycle before clothes are dry. A weak or intermittently failing high limit thermostat trips at a lower temperature than designed, cutting the cycle short.
Drum interior gets excessively hot, scorching or damaging fabrics. A stuck-closed thermostat loses its ability to regulate temperature, allowing heat to build unchecked.
The timer dial stops progressing during a drying cycle. Loss of heat due to a failed thermal component can stall the moisture-sensing or timing circuit on some dryer models.
💡 Pro Tip: How to Confirm Part 279973 Is Your Problem
Your part is likely the culprit if you notice any of the following:
⚠️ Dryer runs a full cycle but produces no heat — clothes remain wet
⚠️ Dryer will not start at all even though the control panel lights up normally
⚠️ Dryer overheats, shuts off too soon, or keeps tripping the household breaker
⚠️ Timer does not advance or drying cycle ends before clothes are dry
🔍 Confirm with a multimeter set to RX 1 (resistance × 1). Place probes on each wire terminal — a healthy thermostat reads near 0 Ω (continuity). No continuity = blown component. Always check and clear any blocked lint filter or exhaust vent before installing the new kit; restricted airflow is the #1 cause of thermal fuse failure and will blow a fresh fuse within days if left uncorrected.
📦 What's in the Box
✅ 1× High Limit Thermostat — L295-80F, 295°F open / 215°F close, Plastic/Metal, 1-1/2"L × 1-1/8"W × 2"H
✅ 1× Thermal Cut-Off Fuse — 352°F one-time fuse, Metal/Ceramic, 1-1/4"L × 1-1/4"W × 2-3/16"H
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.
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