17" to 1" W

this heavy-duty crank arm allows for broad adjustment ranges to meet specific mechanical advantage requirements on-site

effectively allowing for straight-line regulation or blocking functions when a standard adjustable pressure regulator is not required for the specific application

this assembly includes the necessary mounting gasket to ensure a high-pressure seal and prevent combustion gas leakage during the ignition cycle

significantly reducing heat buildup in the start windings

Utica-Dunkirk 550001624 Control Board Kit 320819-301 17" to 1" WThe Utica Dunkirk 550001624 Control Board Kit is a critical 120 VAC multi element management component designed for precise sequencing and safety in hydronic heating systems. This kit is a direct replacement for Argo AT0623 electric hot water boilers and is essential for managing the primary nervous system of the unit. The board regulates high voltage switching, integrated circuit protection, and real time system diagnostics through an array of four