York S1-029-20423-030 Orifice 321894-708 the S1-800006 is optimized for

the S1-800006 is optimized for low pressure drop to ensure your system maintains peak volumetric efficiency

Precision Signal Calibration: Integrated adjustable zero and span potentiometers allow for precise sequencing and fine-tuning of the actuator's response to the controller

Efficient Power Draw: Optimized

Common Questions What is the frame size and mounting pattern for this motor

ensuring seamless backward compatibility for older multi-stage HVAC systems

York S1-029-20423-030 Orifice 321894-708 the S1-800006 is optimized forThe York S1 029 20423 030 Natural Gas Burner Orifice is a precision machined OEM York replacement part designed for specific BTU output requirements in commercial and residential furnaces. Featuring a #30 drill size with a 0. 1285 inch diameter, this orifice is critical for maintaining the correct manifold pressure and stoichiometric air fuel ratio. Field technicians should verify this component against the furnace rating plate to ensure proper