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External equalization is required when a refrigerant distributor is used or if there is a significant pressure drop through the evaporator
Leak-Free Seal: The 1/4" compression connection ensures a reliable vacuum signal from the collection box
this unit is optimized for 45/100°F operating envelopes
Key Benefits Direct OEM Replacement: Engineered specifically to replace the legacy RS64C2E-CAA-959 model without extensive piping modifications
Is this an internally or externally equalized valve
Armstrong Fluid Technology 174031MF-043 Pump 340155-7024 External equalization is required whenThe Armstrong Fluid Technology 174031MF 043, also known as the Model S25AB, is a high performance 1 12 HP circulator pump engineered for precision in hydronic heating and cooling systems. Designed for domestic hot water systems and general industrial use, this lead free all bronze body pump ensures long term resistance to corrosion in open loop applications. It operates on 115Vac power and is a single phase unit featuring a non ferrous impeller for
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