Lochinvar & A.O. Smith 100109888 Gas Valve 322057-301 a heavy-duty panel-mount fuse holder

a heavy-duty panel-mount fuse holder engineered for Midget-style fuses and Class CC fuses

you will typically need the 197032 switch or a model-specific high altitude kit

preventing premature thermal degradation and ensuring the pilot light stabilizer functions correctly within the burner manifold

Precise Pressure Regulation: Maintains consistent WC (Water Column) pressure for optimal burner efficiency and clean combustion

Precision Pressure Management: The servo-operated mechanism provides high accuracy across a wide range of flow rates

Lochinvar & A.O. Smith 100109888 Gas Valve 322057-301 a heavy-duty panel-mount fuse holderThe Lochinvar & A. O. Smith 100109888 Gas Valve is an OEM natural gas control valve engineered for precision combustion in high efficiency boilers and water heaters. Designed for 24V applications, this negative pressure gas valve facilitates the exact air to fuel ratio required for modern condensing units. For technicians troubleshooting a "GV Relay Fail" or ignition lockout, this valve serves as the direct replacement to restore reliable burner