The operating range is determined by the specific spring included in your linkage kit (Yellow: 3-7 PSI

this linkage provides the mechanical advantage and stroke precision necessary for modulating or two-position control in hydronic systems

facilitating a seamless HVAC repair process that meets strict industry standards for quality and residential safety

The coil measures approximately 3/8" in diameter and can be stretched to a maximum length of 114

As a veteran HVACR technician

Lennox 22B87 Conversion Kit 319852-301 The operating range is determinedFor veteran technicians and contractors, the Lennox 22B87 Propane Conversion Kit is the essential OEM solution for transitioning high efficiency Lennox furnaces and packaged rooftop units from natural gas to liquid propane. This authentic LP conversion kit includes precision manufactured gas orifices and a high performance pressure regulator spring designed to meet the exact manifold pressure requirements of the White Rodgers gas valve or specific