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Carrier 50HJQ012 Defrost Sensor Board
The defrost sensor board will determine when to initiate the defrosting phase which helps to defrost your outdoor unit. It looks to a defrost sensor that can be found near the condenser, in order to decide when to begin.
Signals of an ailing Carrier defrost sensor board
- The whole system may stop working due to the fact of frost blocking the airflow outside
- Unit defrost session never kicks in especially when there is frost on the outdoor unit
- The control board could throw an error number if the defrost board fails
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