Broad Compatibility: Acts as a direct replacement for 01-0699 and matches standard 48-frame mounting patterns

specifically models 495 and 501

or a blockage in the pump housing

it requires a minimum pressure differential to function correctly

making it a preferred choice for contractors managing air compressors

Daikin-McQuay 1884472 Circuit Board 319848-301 Broad Compatibility: Acts as aThe Daikin McQuay 1884472 Circuit Board is a critical OEM electronic control device designed specifically for precision management within high efficiency HVAC systems. As a genuine printed circuit board (PCB), this component acts as the central processing hub, coordinating essential communication between the thermostat, blower motors, and compressor cycles. Engineered for thermal stability and reduced electromagnetic interference, the Daikin 1884472