Lennox 22W68 Limit Switch 322838-752 while the durable NBR seals

while the durable NBR seals provide excellent compatibility with fuel gases

the A10564 is built to resist water hammer and corrosive environments

configurations with stainless steel trim are typically recommended

In what orientation should the DDP-109-210 be installed

Lennox 22W68 Limit Switch 322838-752 while the durable NBR sealsThe Lennox 22W68 Limit Switch is a critical safety component engineered to monitor internal plenum temperatures and prevent heat exchanger damage. This OEM Lennox replacement part is calibrated with an L165 40F temperature rating, meaning the circuit opens at 165F to interrupt the heating cycle and automatically resets once the temperature drops by 40F. Designed for high demand HVAC furnace repair and commercial rooftop units, this 165F high limit