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International Comfort Products HAC242AKA1 Defrost Sensor Board
The defrost sensor control board will determine when to initiate the defrosting phase in order to rid your unit of frost that can build up. It is influenced by a temperature sensor that can be found near the condenser, in order to determine when the defrost cycle should begin.
Some clues your defrost board will need to be replaced
- Your main control board might issue an alphanumeric error code produced by a failing defrost board
- The system may stop working because of lack of airflow through the outdoor unit
- Defrost session never initiates despite that there is a large amount frost built up
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