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Carrier 50XL-A60 Defrost Sensor Board
The defrost control board controls when to launch the defrosting phase which helps to remove frost build-up that may accumulate. It is relayed information from a defrost sensor located in the outdoor unit to make the decision on when to begin.
Signs of a failing defrost sensor board
- The main control board might issue an error signal when encountering a problem
- The defrost sequence never starts despite that there is a large amount frost in the way
- Your HVAC system will not run for the simple fact of the frost issue
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If you are going to be buying or purchasing, do your due diligence and make sure of the model number and also make a visual comparison so that you are positive that the proper replacement defrost sensor board is being ordered. If you are unsure about the installation of the defrost sensor board by yourself then it may be wise 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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