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International Comfort Products GDJ050M12A1 Defrost Sensor Board
The defrost control board is jobbed with determining when to begin the defrost cycle which assists to get rid of the frost that collects on the outdoor unit. It relies on a defrost sensor located somewhere by the condenser to ascertain when to initiate the defrosting cycle.
Major clues of a poorly working International Comfort Products defrost sensor board
- Unit defrost session does not run despite that there is a large amount frost that makes the unit run like crap
- The HVAC system control board might issue an error of some type produced when the defrost board is bad
- Most systems will not work at all because of lack of airflow through the outdoor unit
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