Lochinvar & A.O. Smith 100112396 Control Board 324846-701 Negative Pressure Optimized: Explicitly designed

Negative Pressure Optimized: Explicitly designed for pull-through burners to prevent unintended opening under vacuum

robust housing is built to withstand the rigorous cycling of modern HVACR environments

making it compatible with most standard HVAC controllers that utilize 3-point incremental signaling

this motor is designed with insulation classes appropriate for fan coil units where moisture and ambient temperature fluctuations are common during the cooling season

this scroll protection module board monitors for missing and reverse phase conditions to prevent mechanical compressor damage

Lochinvar & A.O. Smith 100112396 Control Board 324846-701 Negative Pressure Optimized: Explicitly designedThe Lochinvar & A. O. Smith 100112396 Control Board is a critical OEM replacement part designed for high efficiency hydronic and domestic hot water systems. This integrated furnace control manages the essential ignition sequenceincluding hot surface ignitor activation, flame induction, and gas valve modulationto ensure stable combustion and precise thermal management. Engineering for the Lochinvar Knight and A. O. Smith boiler series, this printed