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International Comfort Products N2A360AKA200 Defrost Sensor Board
The defrost control board commences the defrosting phase which may be necessary to remove frost build-up that may accumulate. The defrost board is relayed information from a temperature sensor located in the outdoor unit to agree when the defrost cycle should begin.
Major warnings to watch for in a bad defrost board
- Most systems will stop working due to the safety issue that the frost poses
- Unit defrost session will not initiate even though there is quite a bit frost built up
- The main board could signify a specific error code when a defrost board fails to initialize
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