Armstrong Fluid Technology 806074-111 Flange Kit 321894-708 the burner circuit is interrupted

the burner circuit is interrupted and requires a manual technician intervention to restart the system

RPM (1550)

making it suitable for systems where rapid pull-down or high-load conditions are managed by other control parameters

Designed for direct-mount installation via a 3/4" NPT connection

Simplified Maintenance: Authentic OEM specifications guarantee an exact fit for Series 11LD replacements

Armstrong Fluid Technology 806074-111 Flange Kit 321894-708 the burner circuit is interruptedThe Armstrong Fluid Technology 806074 111 Flange Kit is a precision engineered HVAC pump accessory designed to facilitate secure, leak proof connections in high demand fluid handling systems. Specifically built for 2 inch pipe size applications, this flange set is the standard replacement for Armstrong E30 and E33 series circulators, as well as select models in the E16 and Series H lines. Constructed from heavy duty cast iron, the 806074 111 ensures