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International Comfort Products NNE075F16G1 Defrost Sensor Board
The defrost sensor control board initiates an important defrosting cycle in order to rid your unit of frost that can build up. The board looks to a sensor located in the outdoor unit to decide when to begin.
Important signs your outdoor defrost sensor board will not last the year
- The AC may not run at all because of lack of airflow through the outdoor unit
- The control board may signify an error of some type produced by a failing defrost board
- Defrosting never runs even when there is a large quantity of frost built up
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