Lochinvar & A.O. Smith 100111940 Display 321702-401 the brass body construction supports

the brass body construction supports a maximum operating pressure of 450 PSI

Using a wet rag or heat-sink paste on the valve body is mandatory to protect internal seals

replacing the S1-025-30877-000 is a cost-effective solution when the rest of the sequencer

it provides the versatile airflow control necessary to maintain precise static pressure and CFM requirements across various heating and cooling stages

delivering a 11

Lochinvar & A.O. Smith 100111940 Display 321702-401 the brass body construction supportsThe Lochinvar & A. O. Smith 100111940 User Interface Display is a critical OEM replacement part engineered for high efficiency commercial boilers and volume water heaters. This Smart System control interface serves as the primary communication hub between the technician and the internal logic board, allowing for precise parameter adjustment and real time diagnostic monitoring. Built to withstand the rigorous demands of mechanical rooms, this display