as a dedicated OEM part

If the relief valve is spitting during backpressure conditions from the downstream side

With a 100 PSIG maximum operating pressure differential (MOPD) and internal Trim Package 1

eliminating the signal drift common with universal aftermarket parts

Armstrong Fluid Technology 811757-007 Motor 319852-301 as a dedicated OEM partThe Armstrong Fluid Technology 811757 007 Motor is a high performance 1 HP HVAC pump motor engineered for reliability in demanding commercial and industrial hydronic systems. This 1725 RPM single phase motor is the direct replacement for CP R1463, ensuring a seamless fit for Armstrong Series 1050 and 1060 circulator pumps, as well as S 69, H 65, and H 67 models. Operating at a versatile 115 230V dual voltage, this resilient mounted motor is designed