York S1-022-22498-000 Check Valve 319852-301 this manual reset pressure switch

this manual reset pressure switch ensures the burners only fire when the venting system maintains safe atmospheric conditions

As a drop-in replacement part

reducing common points of failure in the field

Reliable Fail-Safe: The normally open spring return configuration ensures the valve opens fully upon air pressure loss to prevent system freezing or stagnation

York S1-022-22498-000 Check Valve 319852-301 this manual reset pressure switchThe York S1 022 22498 000 Check Valve is a critical directional control component designed for high pressure refrigerant piping systems. Featuring a 3 8 inch ODF connection, this valve prevents backflow into the compressor or condenser, maintaining system pressure differentials during off cycles. Since this is an OEM York replacement part, the internal spring tension and seat materials are specifically calibrated for Johnson Controls and York HVAC