York S1-031-02970-000 Converter Kit 321894-709 a neoprene (N) or Hytrel

a neoprene (N) or Hytrel (H) sleeve should be used instead of the 8JES EPDM insert

By utilizing genuine Johnson Controls HVAC parts

the 59607 provides the precision required for tight pressure tolerances and long-term reliability in iron-bodied valve assemblies

True OEM Fitment: Eliminates the need for field modifications or bracket fabrication

making it a versatile solution for restoring unit cooling capacity and operational stability in residential and light commercial split systems

York S1-031-02970-000 Converter Kit 321894-709 a neoprene (N) or HytrelThe York S1 031 02970 000 USB Converter Kit is a critical diagnostic interface for professional HVACR contractors and service technicians. Designed for seamless communication between high performance HVAC control systems and modern digital workstations, this OEM kit eliminates the complexity of field data retrieval. By utilizing the York S1 03102970000 serial to USB adapter, technicians gain immediate access to real time system monitoring,