York S1-022-09091-000 TXV Els PW 17895 the "L" and "S" ports

the "L" and "S" ports on the final slave must be plugged for the system to maintain pressure

this Watts high-temperature gasket is the standard for maintaining system integrity and long-term hydronic efficiency

providing two independent relay outputs

requiring a manual inspection

and whether you refer to it by its Tradeline MPN 107408/U or legacy numbers like 120650

York S1-022-09091-000 TXV Els PW 17895 the "L" and "S" portsThe York S1 022 09091 000 is an OEM 2 ton thermal expansion valve (TXV) designed for precise refrigerant metering in specialized HVAC applications, including compatibility with York model GHGD30S21S1A. This balanced port valve is essential for maintaining optimal evaporator superheat, preventing liquid slugging and protecting the compressor during variable load conditions. Featuring a 3 8" ODMX inlet and a 3 8" ODF outlet, this valve ensures a secure,