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Carrier FNCCAB Defrost Sensor Board
The defrost sensor board initiates an important defrosting cycle if necessary, to keep your outdoor unit from plugging up. The defrost sensor board is influenced by a temperature sensor located in the outdoor unit to ascertain when to begin.
General indicators that your your Carrier defrost sensor board needs a replacement ASAP
- Defrosting never begins even though there is a large amount of frost in the way
- The control board could display an error number produced when the defrost control board fails to receive a signal
- Air conditioning may not run due to the fact of way too much frost build-up
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Before buying or purchasing any Carrier FNCCAB part, do your due diligence and double check the model number as well as make a visual comparison in order to be sure the correct replacement defrost sensor board is the one being purchased. Replacing the defrost sensor board can be quite easy provided you know what you are doing and have the proper tools to get it done.
Feel free to download your manual for help.
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