Ensure the system is free of contaminants and that the 20 PSI close-off rating is not being exceeded by the system pump head pressure

allowing for versatile configuration in either heating or cooling applications

High Flow Capacity: Minimized internal turbulence allows for rapid tank refilling without significant pressure drops

Signal Reliability: Provides consistent 1 N/C switching for remote monitoring and equipment status feedback

Constructed with a heat-resistant ceramic insulator and a durable metal electrode

Lochinvar & A.O. Smith 100112652 Gas Valve 321894-709 Ensure the system is freeThe Lochinvar & A. O. Smith 100112652 Gas Valve is a direct OEM replacement engineered for high recovery natural gas water heaters and power vented systems. This 1 2" NPT gas valve is factory calibrated for a 4" WC manifold pressure, ensuring consistent thermal output and burner stability for commercial and residential applications. As a technician, youll recognize this unit as the current superseding part for the discontinued Honeywell WV4464B1037