install the unit at the high points of the piping or at the ends of steam mains where air naturally collects

you know the importance of a gas furnace manifold pressure adjustment

2A AFL at 120V

designed to withstand the rigorous thermal demands of commercial and industrial heating environments

this board is a direct substitute for retired part numbers 031-01238-000 and 031-01264-001

Johnson Controls DP1400X5B21D Transducer Freon install the unit at theThe Johnson Controls DP1400X5B21D is a high precision low differential pressure transducer designed for critical HVAC monitoring and building automation systems. Engineered as a bidirectional pressure sensor, it handles a range of plus minus 0. 5"wc, making it ideal for cleanrooms, hospital isolation zones, and VAV box control. This unit serves as the direct replacement for DPT2641 0R5B, ensuring a seamless field upgrade without recalibration of the