What is the maximum fluid temperature rating for this valve

avoid placing sensors near heating/cooling coils or where air is highly stratified without mixing

critical for protecting downstream equipment and reducing energy loss when steam isn't required

a failure to maintain branch pressure

The LF909M1-QT is approved for horizontal and vertical-up installations

Lochinvar & A.O. Smith 100109812 Gas Valve 319852-301 What is the maximum fluidThe Lochinvar & A. O. Smith 100109812 Gas Valve is a critical OEM component designed for high performance water heating systems. Engineered with a precision 3. 5" WC manifold pressure setting, this natural gas control valve ensures stable combustion and efficient heat generation in demanding commercial and residential environments. As a direct replacement for the 180193 4 gas valve, it provides the exact voltage and flow characteristics required to