York S1-022-11569-000 Valve 320788-702 ensuring the furnace pressure switch

ensuring the furnace pressure switch closes to initiate the ignition sequence

protecting the fan blade during high-velocity rotation

Engineered with a heavy-duty plated steel frame and laser-welded bellows

The pilot burner

York S1-022-11569-000 Valve 320788-702 ensuring the furnace pressure switchThe York S1 022 11569 000 is an OEM grade 7 8" suction service valve designed for high performance refrigerant regulation in residential and light commercial HVAC systems. As a critical component in the suction line, this valve enables technicians to isolate the refrigerant charge, perform system pump downs, and facilitate accurate pressure diagnostics. Engineered with a durable brass body and precision threads, the S1 022 11569 000 ensures a leak