ensure the valve stem is seated before mounting the actuator to the bonnet to confirm proper travel and seal integrity

facilitating faster service calls and reduced system downtime

streamlining field installation for technicians

When diagnosing chattering contactors or burnt points

Prevention of Air Infiltration: Eliminates leaks that can alter the fuel-to-air ratio and introduce debris into the combustion chamber

Armstrong Fluid Technology 871101-704 Ball Bearing 320720-756 ensure the valve stem isThe Armstrong Fluid Technology 871101 704 Outboard Ball Bearing is a high performance replacement pump bearing specifically engineered for Armstrong Series 4030 pumps with "M" style bearing assemblies. This industrial grade ball bearing is designed to support the mechanical integrity of Armstrong bearing frame assemblies, ensuring smooth shaft rotation and reduced friction in demanding HVAC and fluid flow environments. Featuring a 45mm 6309 2RS