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Precise Level Control: Integrated serrated arms facilitate easy indexed adjustments to ensure accurate water levels and prevent overflow
meaning the valve will default to the open position upon loss of control air pressure
Common Questions & Answers Is this board a direct replacement for the S1-331-09171-000
This 1/2" NPT line pressure regulator is specifically engineered to bridge the gap between elevated supply pressures and standard appliance operating requirements
Lochinvar & A.O. Smith 100109891 Gas Valve 321894-706 Precise Level Control: Integrated serratedThe Lochinvar & A. O. Smith 100109891 Gas Valve is a critical OEM replacement part designed for high recovery commercial water heaters and boilers. Engineered for precision, this 24V natural gas valve operates with a 3. 5" WC manifold pressure to ensure stable combustion and optimal thermal efficiency. Built with a rugged 3 4" NPT connection, it is a direct substitute for legacy part numbers such as 9004497205 and 192015, providing a reliable solution
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