Fasco 50769-D500 Motor 321894-709 The C664FGA-1C is compatible with

The C664FGA-1C is compatible with most standard intermittent pilot burners

Maintains optimal head pressure to preserve compressor efficiency and overall system capacity

Key Benefits for Contractors: Precise Pressure Modulation: Maintains stable refrigerant head pressure by regulating water flow in response to pressure changes

The Armstrong Fluid Technology 571110LF-344 is a high-performance 1 1/2" NPT circuit balancing valve engineered for precise hydronic flow regulation in commercial HVACR systems

but always verify individual valve nameplates before commissioning

Fasco 50769-D500 Motor 321894-709 The C664FGA-1C is compatible withThe Fasco 50769 D500 Centrifugal Blower is a high performance 115V 2 speed motor assembly engineered for demanding HVAC draft inducer and ventilation applications. Delivering 480 CFM at its high speed setting, this shaded pole blower provides the static pressure necessary for consistent combustion air or exhaust flow in furnaces and pellet stoves. Built with a 4. 4 inch diameter motor and sleeve bearings, the unit is thermally protected and rated for