Lochinvar & A.O. Smith 100109909 Gas Control 318518-761 it is the ideal choice

it is the ideal choice for installations where a minimalist appearance is required or where external temperature monitoring is already established

If the motor has no physical resistance and line voltage is present without rotation

it is rated for saturated steam up to 38 psig (262 kPa) in standard configurations or up to 100 psig at 338°F when installed according to high-temperature specifications

it guarantees perfect alignment with York

Broad Compatibility: Engineered specifically for L7224 and L7248 series Oil Electronic Aquastat Controllers

Lochinvar & A.O. Smith 100109909 Gas Control 318518-761 it is the ideal choiceThe Lochinvar & A. O. Smith 100109909 Gas Control assembly is a critical OEM component engineered for high recovery commercial water heaters and boilers requiring precise fuel regulation. This unit serves as the direct 9004521205 replacement gas valve, specifically designed for Generation 3 and 4 burners. As a combination control, it integrates a redundant solenoid valve with a high capacity pressure regulator to maintain stable manifold pressure