Trane CNT5133 Control Board 30067439-890 It is essential to match

It is essential to match the tonnage of the valve to the capacity of the outdoor unit and evaporator coil to prevent hunting and ensure proper superheat

Using the resistance (Ohms) setting

restricted return air ducts

5 Cv rating supports efficient heat transfer in high-demand HVAC terminal unit applications

Whether you are reseating sensors or maintaining compressor cooling modules

Trane CNT5133 Control Board 30067439-890 It is essential to matchThe Trane CNT5133 Control Board is a critical OEM 1 stage ignition control board designed for high reliability direct spark ignition (DSI) in residential furnaces and packaged units. As a direct replacement for the CNT05133 and D674711P01, this board functions as the central logic unit, managing the precise timing of the single stage heating sequence, including inducer motor engagement, flame sensing, and gas valve regulation. Engineered for Trane and