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International Comfort Products CXA460AKA1 Defrost Sensor Board
The defrost sensor board will determine when to initiate the defrost cycle which assists to continue normal heating and cooling operations. The defrost board relies on a defrost sensor located in the outdoor unit to decide when to begin.
What to see if the AC defrost sensor board needs replacing?
- Air conditioning may end up not running due to the fact of the fact that there is too much frost
- The main board may throw an alphanumeric error code if the defrost control board fails
- Self defrost sequence never kicks in even though there is a large amount of frost that needs to be removed
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