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International Comfort Products HAC060GKA4 Defrost Sensor Board
The defrost sensor board will determine when to initiate an important defrosting cycle which may be needed in order to remove frost build-up that may accumulate. The defrost board looks to a sensor which is near the condenser somewhere, in order to decide when to initiate the defrosting cycle.
Subtle hints the AC defrost sensor board is in need of replacing
- Self defrost sequence has not run for a while even though there is a lot of frost on the external unit
- The main circuit board may signify a particular error code produced by a failing defrost board
- The AC may stop functioning due in part to the frost issue
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