York S1-400001 Filter Drier 321894-706 which is critical for preventing

which is critical for preventing boiler overheating or verifying heat exchanger efficiency

debris build-up

Direct Cross-Reference: Specifically engineered as the 1/2HP replacement for S1-024-11960-000 and other legacy York/Luxaire motors

Integrating this replacement spark electrode restores system reliability and ensures the control board's flame sensing circuit functions within specified microamp parameters

York S1-400001 Filter Drier 321894-706 which is critical for preventingThe York S1 400001 Liquid Line Filter Drier is a heavy duty OEM replacement part designed for critical moisture and contaminant removal in residential and commercial refrigeration systems. Featuring a 3 8" ODF (Outside Diameter Female) solder connection, this solid core filter drier utilizes a 9 square inch filtration surface to maintain maximum system chemistry stability. As a genuine York HVAC part, the S1 400001 is engineered to meet precise