this integrated control board fully supports the Smart System interface

Its unique internal check valves allow for refrigerant flow in either direction without the need for external piping modifications

Its robust construction ensures thermal stability and electrical integrity

To ensure a long service life and accurate readings

making it a durable choice for mechanical equipment rooms and sensitive commercial ductwork applications

Lochinvar & A.O. Smith 100173792 Arm Assembly 323080-701 this integrated control board fullyThe Lochinvar & A. O. Smith 100173792 Arm Assembly is a critical OEM component designed for high efficiency burner management in commercial and residential gas fired systems. Engineered for precision and thermal stability, this gas air arm assembly ensures the correct orientation and alignment of the burner interface, which is essential for maintaining stoichiometric combustion and maximizing heat transfer. Built to withstand the harsh operating