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Trane TCP042F300AB Defrost Sensor Board
The defrost sensor board determines when or if to start the defrost sequence which assists to keep the outdoor unit free from frost build-up. The control board is influenced by a specific sensor which is near the condenser somewhere, in order to ascertain when to begin.
Major indications of an ineffective defrost sensor board
- Defrost mode refuses to initiate especially when there is frost that needs to be removed
- The main board might issue an error number produced when the defrost control board fails to receive a signal
- AC and heating system could not work due to the fact of frost blocking the airflow outside
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Before buying or purchasing any Trane TCP042F300AB replacement part, do your due diligence and make sure of the correct model and also make a visual comparison so that you are positive that the proper replacement defrost sensor board is being ordered. Make safety your number one priority when you replace or install any part of a heating or cooling system. If there are any doubts about what you are doing then call a pro. Don't be sorry. Be safe.
Feel free to download your manual for help.
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