functioning as a normally closed control that opens when pressure drops below the 10 PSI cutout setpoint and resets when pressure reaches 30 PSI

This SPDT air flow switch is factory-calibrated to actuate on a pressure rise at 0

Confirm that the application has a horizontal 1/2-inch damper shaft and that the SPDT contact arrangement and electrical ratings match the control circuit

the signal should scale linearly from 0V at 0 PSI to 10V at 500 PSI when compared against a calibrated mechanical gauge

Heavy-duty 1/4" x 5/16" swivel joint construction prevents mechanical slop and linkage binding

York S1-7956-336P Gas Valve Refrigerant functioning as a normally closedThe York S1 7956 336P Gas Valve is an essential component for maintaining combustion stability in residential and light commercial heating systems. As a direct OEM replacement for 7631A3261, this valve is engineered to restore factory spec performance in Coleman and York furnaces. This 24V intermittent pilot valve features a compact design with standard 1 2" NPT inlet and outlet ports, ensuring a clean fit within narrow furnace cabinets. It is rated