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International Comfort Products PGF048K080A Defrost Sensor Board
The defrost sensor board determines when to initiate the defrost cycle which may be necessary to remove frost build-up that may accumulate. The control board looks to a specific sensor that can be found near the condenser, in order to make the decision on when to begin.
Main clues the AC defrost sensor board is in need of replacing
- The primary control board could throw a type of error code if the defrost control board fails
- Self defrost sequence never starts even though there is a large amount of frost on the outdoor unit
- The system will cease to operate due to the fact of the safety issue that the frost poses
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