York S1-9951-0821 Orifice 320074-702 and 230V power supplies

and 230V power supplies

This component is specifically matched for low-voltage signal applications where precise resistance and voltage throughput are required for accurate system diagnostics and load management

it should be paired with a volume-boosting relay

and Uniline equipment without needing air shutter adjustments

making it a critical item for maintenance on York

York S1-9951-0821 Orifice 320074-702 and 230V power suppliesThe York S1 9951 0821 Orifice is a precision engineered #45 (. 082) LP gas orifice designed for liquid propane conversions and manifold pressure adjustments in residential and light commercial heating equipment. As a genuine HVAC OEM replacement part, this component ensures the precise fuel to air ratio required for clean combustion and optimal BTU input. This York burner orifice is critical for technicians performing LP gas conversion for York