Repeated trippingùor short cyclingùis usually caused by restricted airflow

Common Questions What is the difference between a standard 6306 and the 6306EMQ

" You should read near zero ohms across the terminals

built with a robust metal construction designed to withstand the high-cycle demands of industrial and residential furnaces or air handlers

Lennox 45H83 Limit Switch Repeated trippingùor short cyclingùis usuallyThe Lennox 45H83 Limit Switch is a critical OEM replacement part engineered for high temperature thermal protection within residential and commercial HVAC systems. As an automatic reset limit switch, this component is factory calibrated to trip between 200F and 230F, effectively interrupting the electrical circuit to the burner or heating elements if internal temperatures exceed safe operating parameters. Designed for 24V or 240V control circuits,