With a maximum working pressure of 150 psig and an operating temperature up to 200°F

High-Altitude Ready: Calibrated for reliable performance in various environments

25% accuracy remains consistent regardless of static system pressure

What does a flashing red LED on the White-Rodgers control board signify

ensuring proper system performance during varying load conditions

Lochinvar & A.O. Smith 100111017 Display Board 321894-709 With a maximum working pressureWhen service calls demand a precise UI restoration for high efficiency commercial water heaters, the Lochinvar & A. O. Smith 100111017 Display Board is the definitive OEM solution. Engineering standards have evolved, making the 100111017 user interface module the official 9006240005 replacement board for modernizing older control stacks. This commercial water heater display provides critical real time diagnostic feedback and system configuration for