Features independently programmable inputs to accommodate various pulse constants and meter types
which offers superior resistance to moisture and vibration compared to standard open-frame alternatives
maintaining the electrical integrity of the system without the "marketing fluff" of lower-tier universal components
Technicians typically look for ignition lockout codes
Common Questions What is the maximum pressure rating for the AFS-952-1-B
Carrier HK42FZ020 Control Board 323613-751 Features independently programmable inputs toThe Carrier HK42FZ020 Control Board is a critical OEM replacement part designed for two stage gas furnace systems. This furnace circuit board serves as the central logic unit, managing the complex sequence of operations for high efficiency heating cycles. Engineered for Carrier, Bryant, and Payne equipment, it replaces previous iterations like the HK42FZ019, providing reliable control over the inducer motor, hot surface igniter, and blower motor