Key Benefits Broad Compatibility: Drop-in replacement for multiple OEM part numbers

and S4 HVAC systems

For optimal HVAC system efficiency

Direct OEM Compatibility: Specifically designed for York YT Style J Chillers

How do I confirm the coil is properly energized

Daikin-McQuay 4008765 Control Board 318518-761 Key Benefits Broad Compatibility: Drop-inThe Daikin McQuay 4008765 Control Board is a critical OEM replacement part designed for high performance climate control systems. This printed circuit assembly control board serves as the central processing unit for HVAC equipment, managing essential sequences of operation including compressor cycling, fan speed modulation, and real time system diagnostics. Engineered to integrate seamlessly with specific Daikin split systems and ductless models like