York S1-029-25463-000 Assembly 321894-706 this tool is often used

this tool is often used as the mechanical stage following a chemical flush to ensure all loosened calcium deposits are fully evacuated from the heat exchanger bundle

The Robertshaw 710-511 is rated for 70

leak-tight shutoff for commercial burners and boilers

This kit is critical for contractors performing preventative maintenance or addressing internal bypass issues in high-traffic commercial environments

maintaining the original safety integrity of the equipment

York S1-029-25463-000 Assembly 321894-706 this tool is often usedThe York S1 029 25463 000 Assembly is a critical S115 manifold orifice assembly engineered for precise fuel delivery in York and Johnson Controls gas furnace systems. As a direct OEM replacement part, this assembly ensures the correct gas manifold pressure and flow rate required for efficient combustion and heat exchanger performance. For contractors in the field, this York furnace gas manifold eliminates the need for individual orifice reaming or