this kit resolves common furnace pressure switch errors caused by cracked or deteriorating collector boxes

Operating on a fixed 115-145 degree Fahrenheit range

This high-integrity sensor is functionally identical to part 33F3701 and serves as a direct replacement for several legacy Lennox furnace parts

43 PSI set point

Itron-Actaris 762361 Spring R-407A this kit resolves common furnaceThe Itron Actaris 762361 Yellow Spring is a critical high pressure adjustment component engineered for B42 Series gas regulators. Designed specifically for HVAC gas pressure regulation, this spring allows technicians to precisely set and stabilize the outlet pressure within a 2 4. 5 PSIG range. Unlike standard low pressure springs, the 762361 is built for light commercial and industrial gas applications where higher delivery pressures are required for