Lochinvar & A.O. Smith 100112839 Display Board 340155-7024 The most common culprits are

The most common culprits are mineral deposits or debris trapped in the 1/8" orifice or on the valve seat

The core consists of a specialized desiccant blend that provides maximum capacity for water and acid removal

It features a robust 3-phase motor designed for 200-220V/50Hz and 208-230V/60Hz configurations

With its Y90 Series inlet fittings and a precise 2

Oversizing the amperage rating often results in longer contact life

Lochinvar & A.O. Smith 100112839 Display Board 340155-7024 The most common culprits areThe Lochinvar & A. O. Smith 100112839 Display Board is a critical HVAC control interface designed for precise system administration and real time monitoring of commercial and industrial water heaters and boilers. As a genuine OEM replacement part, this UIM display module ensures seamless integration with existing control logic, providing technicians with a high resolution graphical front end for adjusting parameters and reviewing system statistics.