Armstrong Fluid Technology 110108MF-677 Pump 319848-301 The 6311 uses a standard

The 6311 uses a standard 56 frame resilient base

it is an essential component for contractors seeking American-made reliability in fluid control applications

This is a 3-way mixing valve typically used to regulate the flow temperature in heating systems by mixing hot supply water with cooler return water

Verify the control voltage (typically 24VAC) and check the flame sensor for carbon buildup

this motorized valve actuator minimizes gear train wear and extends the service life of the motor

Armstrong Fluid Technology 110108MF-677 Pump 319848-301 The 6311 uses a standardThe Armstrong Fluid Technology 110108MF 677 Pump is a heavy duty 1 2 HP boiler header pump specifically engineered for high performance circulation in Raypak and Laars boiler systems. As a primary HVAC circulator pump, this direct replacement for 110108 677 features a rugged steel body motor designed to withstand the rigors of commercial and industrial hydronic heating. Operating at a consistent 1750 RPM, it utilizes a multi voltage 115 208 230V