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This Carrier HVAC part is built with high-tolerance materials to maintain calibration throughout its service life
making it ideal for fan coil units
This hardware kit simplifies HVAC equipment repair by bundling all necessary components into a single part number
Proper installation requires precise brazing techniques and a clean system to prevent debris from clogging the narrow metering orifices
meaning it requires the reuse of the existing wiring harness or a separate purchase of part HK70EZ052 if the original is damaged
Trane CNT5133 Control Board 340155-7026 This Carrier HVAC part isThe 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
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