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The Trane CNT4717 is an OEM Dual Stage Ignition Module engineered for high-precision gas valve control and timing in Trane and American Standard heating systems
making it the standard choice for softening systems or environments with moderate water conductivity
Engineering specifications confirm this is a manual reset limit switch
ensuring stable signal transmission for critical HVAC burner control sequences
Trane CNT7942 Control Board 318820-201 The Trane CNT4717 is anThe 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
