Grundfos 99490916 Pump 328140-751 This clockwise rotation fan blade

This clockwise rotation fan blade is designed to pull or push air in a CW direction relative to the hub

Always refer to the specific unit wiring diagram located on the blower housing or access panel to confirm lead assignments before applying power

the 712 series is frequently used to retrofit older standing pilot systems to improve fuel economy and modern safety standards using the 1/2" IP connections

By streamlining the flow at the duct sensor or inlet air sensor

Grundfos 99490916 Pump 328140-751 This clockwise rotation fan bladeThe Grundfos 99490916 ALPHA2 26 99F is a high efficiency variable speed circulator designed for closed loop hydronic and radiant heating systems. This model features a rugged cast iron pump housing and advanced ECM motor technology, providing up to 85% energy savings compared to standard fixed speed pumps. Technicians can leverage the AUTOADAPT functionality, which automatically analyzes system requirements and find the optimal duty point to match