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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
- Air conditioning may stop operating due to the fact of the amount of frost on the outdoor unit
- The control board may throw an error number referring to a bad defrost board
- The defrost sequence does not run especially when there is frost built up
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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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