Daikin-McQuay 056792401K Control Board

The Daikin-McQuay 056792401K Control Board is a critical Mark IV DC Control Board designed for precise regulation of terminal units, including water source heat pumps and fan coil systems. As the direct replacement for 60679202K, this OEM component ensures field-proven reliability for legacy and current Daikin equipment. This HVAC circuit board replacement manages essential sequence of operations, including compressor timing, fan speed modulation, and safety fault monitoring. Using a genuine Daikin McQuay 056792401K ensures that the communication protocols between the thermostat and the unit remains intact, preventing common integration issues found with generic controllers. For service technicians, this board provides a reliable solution for restoring microprocessor control and maintaining unit efficiency in demanding commercial environments.

Key Benefits for Contractors

• Direct Compatibility: Engineered as a drop-in Mark IV DC Control Board, eliminating the need for field modifications or bracket adjustments.
• OEM Reliability: Replaces part number 60679202K with the latest factory specifications to ensure stable DC voltage regulation.
• Advanced Diagnostics: Features integrated LED indicators to assist technicians with rapid troubleshooting of system faults.
• Optimized Cycle Performance: Manages compressor anti-short cycle delays and defrost cycles to maximize equipment longevity and efficiency.

Common Questions

Is this board compatible with Mark IV analog systems?
No, this is specifically a Mark IV DC Control Board. It is designed for units wired for DC control voltage. Always verify your existing board's part number against 056792401K or 60679202K before installation.

Can I use this to replace a non-OEM universal controller?
It is highly recommended to use this genuine Daikin-McQuay replacement part to ensure all safety parameters and proprietary communication sequences are maintained according to the original equipment design.

Does this board require specialized programming in the field?
The board comes with factory-standard logic for the Mark IV platform, though technicians should always check jumper configurations to match the specific unit tonnage and configuration.

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.