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York S1-025-31890-001 Field Connector 323080-701 What does the 105 OpenThe York S1 025 31890 001 Field Connector is a precision engineered OEM component designed for high side refrigeration circuits in Johnson Controls equipment, including York, Coleman, and Luxaire split systems. This HVAC field connection kit serves as a critical junction point, featuring an integrated internal liquid line strainer designed to capture solder scale, copper filings, and inorganic contaminants before they reach the metering device. By