Trane CNT7942 Control Board 318820-201 a specific suction line drier

a specific suction line drier should be selected to manage pressure drop and oil return more effectively

making it the standard choice for softening systems or environments with moderate water conductivity

the rotation is reversible

Engineering specifications confirm this is a manual reset limit switch

Trane CNT7942 Control Board 318820-201 a specific suction line drierThe Trane CNT7942 is a direct replacement single stage furnace control board configured for 120V Hot Surface Ignition (HSI) systems. This integrated furnace control manages the induction motor, pressure switch monitoring, and ignition sequences to ensure precise furnace operation. Engineered for high duty cycle reliability, the CNT7942 replaces several legacy Trane and American Standard control boards, including parts D344714P01 and CNT07942. When