York 031-02476-002 Control Board

The York 031-02476-002 Control Board is a critical OEM replacement part designed for precision management of HVAC system sequencing and safety protocols. As an essential EPROM control module, this board serves as the primary intelligence for residential and light commercial units, supervising blower motor timing, ignition cycles, and continuous monitoring of safety limit switches. In the field, techs rely on this board to troubleshoot erratic cycling and diagnostic LED error codes, ensuring that furnace communication with the thermostat remains stable. This specific revision is engineered to handle voltage fluctuations while maintaining the integrity of stored system parameters. Replacing a faulty circuit board with this genuine York 031-02476-002 ensures proper gas valve regulation and inducer motor coordination, preventing common failure points like premature component wear or intermittent heating failures. It is a direct-fit solution for contractors requiring high-reliability HVAC controllers to restore peak equipment performance.

• Precise Sequencing: Optimizes combustion blower and circulator fan timing for maximum efficiency.
• OEM Standards: Genuine Johnson Controls/York engineering ensures exact compatibility without terminal modification.
• Enhanced Diagnostics: Integrated LED status indicators simplify the identification of furnace lockout codes.
• Data Retention: Utilizes EPROM technology to preserve critical firmware settings during power loss.
• System Protection: Actively monitors pressure switches and high-limit sensors to prevent equipment damage.

Is this board a direct replacement for 031-02476-001?
Yes, the 031-02476-002 typically serves as the updated version, but always verify the chiller or furnace model and firmware version to ensure full feature parity.

What causes this control board to fail most often?
Technicians commonly see failures due to voltage surges, moisture infiltration, or overheating caused by restricted airflow through a dirty filter.

Do I need to program this board after installation?
This EPROM module comes pre-configured for specific York HVAC systems, though some applications may require verification of jumper settings or DIP switch configurations.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.