Verify the input voltage (Red to Black) is approximately 5V DC

System Longevity: Prevents low suction pressure and compressor short-cycling in low-ambient environments

specifically lip packing designed for seamless integration into existing v-ring or lip packing bonnet assemblies

or the control board flashing a pressure switch stuck open or stuck closed error code

providing stable power distribution to ignition components

York 031-01743-001 Board THPU32HP7Y Verify the input voltage (RedThe York 031 01743 001 Input Output Board is a high performance OEM York chiller control board engineered for precise communication between field sensors and system actuators. As a critical HVAC I O module, this panel mount circuit board manages complex signal processing for temperature, pressure, and safety switches to maintain optimal chiller efficiency. Designed for seamless integration within Johnson Controls architectures, the York 031 01743 001