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International Comfort Products NTC6100KFA1 Defrost Sensor Board
The defrost sensor control board determines when or if to start the defrost sequence which assists to rid your unit of frost that can build up. The defrost sensor board is influenced by a defrost sensor located in the outdoor unit to ascertain when to initiate the defrosting cycle.
Key signs of a worsening defrost board
- Your HVAC system will cease to operate at all because of frost blocking the airflow outside
- Unit defrost session never starts even when there is a large quantity of frost on the unit
- The primary control board may throw an error signal produced when the defrost board is bad
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