The York S1-7705-3591 is a critical high-limit safety component engineered for precise thermal monitoring within residential and commercial gas furnaces

always check the specific pressure and temperature ratings of your boilers before installation

This generator is specifically designed for the White-Rodgers PG9 series and the E31-12 pilot burner assemblies

Once the system pressure falls below the 300 PSIG deactuation point

The AV-430 linkage typically utilizes the existing hex mounting nut on the valve body

Sporlan 108640 SBFV-AA-C Expansion Valve 30067439-890 The York S1-7705-3591 is aThe Sporlan 108640 SBFV AA C is a precision engineered thermostatic expansion valve (TXV) designed for high performance flow regulation in R22 refrigeration and air conditioning systems. Featuring a unique balanced port design, this valve compensates for varying head pressures and shifting evaporator loads, ensuring consistent superheat control across a capacity range of 1 2 to 2 3 ton. Built with a durable brass bar stock body, the SBF series