Technician-Friendly Installation: Standard 1/2" NPT inlet and 3/4" NPT outlet connections allow for rapid manifold integration without extensive piping modifications

This rod is specifically designed to thread into Warrick Series 3E

If the motor is receiving power but fails to spin

A veteran tech will use a manometer to check if the inducer motor is pulling the required inches of water column

What models does this kit support

Lochinvar & A.O. Smith 100109913 Gas Valve 319825-402 Technician-Friendly Installation: Standard 1/2" NPTThe Lochinvar & A. O. Smith 100109913 Gas Valve is a 24V slow opening natural gas valve engineered for precision fuel regulation in commercial water heaters and boilers. Designed with a 3 4" NPT inlet and outlet, this combination gas valve serves as a critical component for maintaining stable manifold pressure, factory preset at 3. 5" W. C. to ensure optimal combustion efficiency. This OEM replacement gas valve is a direct substitute for the A. O.