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Carrier 48GS036090300 Defrost Sensor Board
The defrost control board determines when to initiate an important defrosting cycle which may be needed in order to rid your unit of frost that can build up. The defrost sensor board looks to a defrost sensor located in the outdoor unit to ascertain when to begin.
General indicators that your your defrost board is going out
- The control board may issue an alphanumeric error code when the defrost board fails
- The system will not run due to the fact of the fact that there is too much frost
- The defrost sequence never initiates even when there is a large quantity of frost that needs to be removed
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