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Trane TCH042C1 Defrost Sensor Board
The defrost sensor control board controls when to launch an important defrosting cycle which actually helps to defrost your outdoor unit. The control board relies on a temperature sensor that can be found near the condenser, in order to determine when to begin.
Important clues of a deteriorating defrost board
- Air conditioning may end up not running at all because of too much frost
- Defrosting does not run even though there is excessive frost in the way
- The primary control board may issue an error signal referring to the failed defrost sequence
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If you decide on picking up or purchasing, do your due diligence and cross-check the correct model and also make a visual inspection so that you are positive that the correct defrost sensor board is being ordered. If you are unsure about the installation of the defrost sensor board by yourself then it is probably best to find a professional in your area to do the replacement of the part.
Feel free to download your manual for help.
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