The 257029 is specific to models utilizing this particular venter assembly

providing critical motor overload protection by monitoring current draw within a precise 5-8A manual adjustment range

Proper placement on the return bend or liquid line as specified by the manufacturer is essential for thermal accuracy

This assembly is standard for York chiller maintenance and is compatible with various Johnson Controls equipment

ensuring backward compatibility and simplified field service for contractors

Daikin-McQuay 6025924 Circuit Board 319848-301 The 257029 is specific toThe Daikin McQuay 6025924 Circuit Board is a critical OEM printed circuit board assembly designed for high performance integration within industrial and commercial HVAC systems. Built to sustain internal communication protocols between indoor and outdoor units, this HVAC control board replacement manages essential operational parameters including thermistor signal processing, fan motor speed regulation, and compressor staging. As a veteran grade