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Carrier 38CQ Defrost Sensor Board
The defrost sensor board will determine when to initiate the defrosting phase which aids to keep your outdoor unit from plugging up. It is relayed information from a sensor located in the outdoor unit to verify when to begin.
Major indications the AC defrost sensor board is failing
- Air conditioning may stop running for the simple fact of way too much frost build-up
- The primary control board may show an error code referring to a failing defrost control board
- Defrost session never begins even though there is excessive frost on the unit
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Before you decide on buying or purchasing a new Carrier 38CQ replacement part do your best and double check the model number as well as make a visual comparison in order to be sure the proper replacement defrost sensor board is being ordered. If you are not sure about the installation of the new defrost sensor board by yourself then it is probably best to consult a pro to do the work for you.
Feel free to download your manual for help.
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