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HOME > HVAC > CARRIER > 30H > DEFROST SENSOR BOARD

Carrier 30H Defrost Sensor Board

The defrost control board will determine when to initiate an important defrosting cycle if necessary, to keep the outdoor unit free from frost build-up. The defrost sensor board looks to a temperature sensor located near the condenser to agree when to begin.

Important clues of a bad outdoor defrost sensor board

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Check eBay to see if your defrost sensor board is in stock!
If you are going to be buying or ordering do your best and double check the correct model and also make a visual comparison in order to be sure the correct replacement defrost sensor board is being ordered. You do not have to install it yourself. Hire a pro locally to pay to install it for you.
Feel free to download your manual for help.
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Check eBay for your defrost sensor board!