a manufacturer-approved conversion kit consisting of the correct orifice and regulator spring must be used

enhancing system efficiency and long-term stability in demanding mechanical applications

What are the wiring positions for this dual run capacitor

Always check the original schematic as capacitor requirements can vary by application

consolidating your parts truck requirements

York S1-9951-1281 Orifice 321894-709 a manufacturer-approved conversion kit consistingMaintaining precise combustion on a manifold requires exact fuel to air ratios, and the York S1 9951 1281 Orifice is the key technical component for achieving that balance. This #30 (. 1285) Nat Gas Orifice is a genuine Source1 OEM replacement part designed specifically for York, Coleman, and Luxaire gas furnaces. Featuring a precision drilled 0. 1285 inch diameter, this orifice regulates the flow rate of natural gas at standard manifold pressures,