Lennox 47L19 Limit Switch 322838-752 Constructed for longevity and precise

Constructed for longevity and precise fitment

if the valve shifts manually or with a magnet but fails electrically

Can I use standard poly tubing instead of the OEM 4654

This genuine OEM replacement part is engineered to meet the exact manufacturing tolerances required for Carrier

Lennox 47L19 Limit Switch 322838-752 Constructed for longevity and preciseThe Lennox 47L19 Limit Switch is a critical OEM replacement part designed for precise thermal regulation in residential and commercial furnaces. As an auto reset limit switch, this 36T series disc style component operates on a normally closed circuit, ensuring the burner assembly remains functional only within safe operating parameters. When the internal plenum temperature reaches the 185F high limit threshold, the switch opens, breaking the circuit