York S1-063-90038-010 Plate 322838-753 closing the circuit once the

closing the circuit once the high-side pressure drops back to the 320 psi threshold

it provides a seamless fit and electrical compatibility with existing York control circuits

Manual Operating Lever: Features a position indicator to facilitate field testing and system commissioning

the unit utilizes a rugged sensing diaphragm and high-quality electrical contacts to ensure reliable SPDT switching under demanding thermal conditions

1" WC requirements

York S1-063-90038-010 Plate 322838-753 closing the circuit once theThe York S1 063 90038 010 Plate is a critical OEM ventor plate engineered for precise combustion air regulation within commercial and residential gas fired furnaces. Featuring a fixed 2. 375 orifice, this component is designed to maintain the exact static pressure required for safe and efficient heat exchanger venting. By standardizing the airflow from the draft inducer motor, it ensures that your system maintains high energy efficiency and consistent