always verify your parts list to ensure this is the correct Carrier replacement board for your specific chassis

Operating with a 208-240V AC coil

an "OL" reading indicates a failed

bolt-on expansion valve is designed to optimize superheat by precisely regulating refrigerant flow into the evaporator coil

The Johnson Controls V146EK-1 is a professional-grade two-way pressure actuated water regulating valve engineered for critical head pressure control in systems with water-cooled condensers

Mueller Industries A17938 Check Valve 30067439-890 always verify your parts listThe Mueller Industries A17938 Check Valve is a veteran grade 3 4 Magnetic Check Valve engineered for high performance backflow prevention in commercial refrigeration and HVAC systems. Unlike standard spring loaded designs, this CheckMaster magnetic check valve utilizes a magnetically operated poppet that eliminates the mechanical fatigue often associated with traditional springs. This design ensures a more reliable unidirectional flow with a pressure