York S1-331-03003-000 Control Board Kit 322056-301 This 2-pipe pneumatic fitting features

This 2-pipe pneumatic fitting features dual angle fittings specifically designed for surface-mounted T-4000 series thermostats where exposed tubing is utilized

Heavy-Duty Construction: Features a corrosion-resistant bronze body and a durable zinc-plated steel lift lever for manual testing

the Q313A1139 is fuel-agnostic

ensuring 3-tube furnace manifold alignment

this 3-blade component is optimized for CW rotation (clockwise) to maintain consistent static pressure across the coil

York S1-331-03003-000 Control Board Kit 322056-301 This 2-pipe pneumatic fitting featuresThe York S1 331 03003 000 Control Board Kit is an essential OEM integration for managing the sequence of operation in compatible 24V residential furnace systems and light commercial air handlers. This HVAC circuit board replacement functions as the central processor, interpreting thermostat signals to regulate the inducer motor, gas valve timing, igniter sequence, and blower motor speeds. Engineering for direct fit compatibility, the S1 331 03003 000