Armstrong International B1669-1 Pressure Change Assembly Els PW 17895 ensuring consistent conductivity and a

ensuring consistent conductivity and a quieter operation during rapid cycling

visible pitting on the contact surfaces

How do I know if this pressure switch is the cause of a furnace failure

Cost-Effective Maintenance: Restores full valve functionality without the labor and material costs of replacing the entire valve body

Armstrong International B1669-1 Pressure Change Assembly Els PW 17895 ensuring consistent conductivity and aThe Armstrong International B1669 1 Pressure Change Assembly (PCA) is a critical steam trap repair kit engineered specifically for inverted bucket traps. This assembly includes a matched 1 4" orifice, valve seat, and lever mechanism, providing a direct drop in solution for maintaining trap efficiency. Designed for Armstrong 811, 211, 310, TVS 811, 881, 981, and EM series traps, this PCA is calibrated for a 15 PSI maximum operating pressure. Utilizing