York S1-028-10577-700 Fixed Blower Pulley Els PW 17895 the V-9502-612 ensures the precise

the V-9502-612 ensures the precise pneumatic control signal calibration required for optimal energy efficiency and system stability

While the motor is running normally

this compression-style tri-cock facilitates the safe maintenance or replacement of pressure gauges without requiring a full system shutdown

Optimized Airflow: Restores the 100% negative pressure required for the safe removal of combustion byproduct gases

effectively interrupting the electrical circuit to the burner or heating elements if internal temperatures exceed safe operating parameters

York S1-028-10577-700 Fixed Blower Pulley Els PW 17895 the V-9502-612 ensures the preciseThe York S1 028 10577 700 Fixed Blower Pulley is a precision engineered OEM replacement part designed for high demand HVAC blower motor applications. Built for industrial durability, this fixed sheave features a 1 3 16" bore size and a single groove configuration, accommodating a dry back V belt for consistent torque transfer. With an 11 3 4" outside diameter, it provides the exact mechanical advantage required to maintain calibrated cubic feet per