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Advanced Parameter Tuning: Features a PU/EXT mode for precise field adjustments of motor frequency and start/stop logic via STF/SD terminals
Streamlined Installation: Features two-wire spade connectors and an included PG9 adaptor for quick field replacement in self-powered systems
System Reliability: Restores factory-spec responsiveness to pilot-operated regulators
Simplified Maintenance: Includes all necessary internal parts for a complete rebuild
York S1-031-03482-000 Control Board 318973-401 Advanced Parameter Tuning: Features aThe York S1 031 03482 000 Control Board is a critical OEM replacement for Solid State (SS) Direct Spark Ignition (DSI) systems. Built to handle the rigorous demands of residential and light commercial HVAC equipment, this board manages the critical ignition sequencing and safety protocols required for consistent burner operation. It operates on a standard 24VAC control voltage (50 60 Hz) and is compatible with 110 120V line voltage systems, ensuring a