Lochinvar & A.O. Smith 100187872 Gas Valve 320734-701 the standard 0163754 is the

the standard 0163754 is the traditional bronze valve

making it a reliable choice for domestic hot water recirculation and open-loop thermal applications where corrosion resistance and long-term durability are non-negotiable for professional contractors

When a furnace experiences short-cycling or fails to stay lit after the ignition strike

Is the coil field-replaceable

As an essential part of the combustion safety circuit

Lochinvar & A.O. Smith 100187872 Gas Valve 320734-701 the standard 0163754 is theThe Lochinvar & A. O. Smith 100187872 Gas Valve is an OEM Natural Gas Valve Venturi Assembly designed for high efficiency water heating systems. This critical component integrates the gas control valve and the venturi into a single, high performance unit to ensure precise fuel to air ratios for optimal combustion. Engineered for A. O. Smith Cyclone and Lochinvar Armor series equipment, the 100187872 assembly eliminates the need for a traditional