Lochinvar & A.O. Smith 100111598 Gas Valve 320788-702 Designed as a reversible flow

Designed as a reversible flow suction filter

providing critical safety for high-output boiler equipment

Key Benefits for Contractors: Precise Prepurge Timing: The fixed 5-second prepurge ensures gas-fired appliances meet safety standards by venting residual gases before the spark ignition sequence begins

This furnace collector box ensures the pressure switch remains properly calibrated by maintaining consistent internal pressure readings

this scroll compressor maintains high volumetric efficiency and reliable oil management to ensure consistent performance under variable head pressures

Lochinvar & A.O. Smith 100111598 Gas Valve 320788-702 Designed as a reversible flowThe Lochinvar & A. O. Smith 100111598 Gas Valve is a technical grade Natural Gas Control Valve specifically engineered for high efficiency water heating systems and commercial boilers. As a critical component in the combustion string, this 24V gas valve manages the fuel flow to the burner based on the signal from the primary control board. It is factory set to a 3. 5" W. C. pressure set point, ensuring the precise manifold pressure required for stable