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International Comfort Products HAC236AKA1 Defrost Sensor Board
The defrost control board controls when to launch the defrost sequence which actually helps to continue normal heating and cooling operations. It is relayed information from a specific sensor located near the condenser to determine when the defrost cycle should begin.
Subtle cues of a poorly working outdoor defrost sensor board
- The defrost feature never begins even though there is a large amount of frost that needs to be removed
- Your HVAC system will not work for the simple fact of way too much frost build-up
- The main board could signify an alphanumeric error code produced when the defrost board is bad
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