York S1-9951-1281 Orifice 319825-402 Optimized Starting Torque: Provides the

Optimized Starting Torque: Provides the necessary electrical bridge to engage start capacitors for high-inertia loads

Durable Brushless Motor: Internal microprocessor-controlled motor provides overload protection and precise timing across the 95-degree rotation range

dry instrument air

This is a low voltage thermostat rated for 30VAC maximum

York S1-9951-1281 Orifice 319825-402 Optimized Starting Torque: Provides theMaintaining 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,