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rail-price-top · floating island · grid + stamp
Ships within 48 hours · Estimated delivery Sep 22 - Sep 27
No specialized tools are needed
making it suitable for larger gas-fired furnace and boiler systems
This model is a drop-in replacement for 917306 and features an Open Dripproof (ODP) enclosure
What are the symptoms of a failing furnace logic board
significantly reducing gas consumption
York S1-025-42691-000 Expansion Valve 321894-709 No specialized tools are neededThe York S1 025 42691 000 Expansion Valve is a critical metered flow component designed specifically for high efficiency R 410A cooling systems. This TXV valve utilizes a 3 8" x 3 8" ODF (Open Directional Flow) sweat connection, ensuring a leak resistant, hermetic seal within the liquid line. Engineered to maintain precise superheat at the evaporator coil, this thermal expansion valve adjusts refrigerant flow based on heat load, preventing liquid
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