Trips are generally caused by restricted airflow across the heat exchanger

always retain your existing mounting hardware for the specific burner bracket

maintaining a tight 1°F heating differential for optimal equipment cycling

The upper unit features a manual high-limit safety reset (ECO) calibrated to trip if tank temperatures exceed safe operational parameters

reducing service time during valve maintenance

BASO H91DG-2C REVB Gas Valve Els PW 17895 Trips are generally caused byThe BASO H91DG 2C REVB is a 24V automatic gas valve designed specifically for low voltage control systems in commercial and industrial heating applications. Built for high cycle reliability, this 1 2 inch NPT gas valve provides precise fuel flow control for pilot driven burners. As the direct replacement for the H91DG 2, the REVB model features a prioritized modified electrical connection to ensure a more secure and stable terminal interface during