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International Comfort Products PH5560AKA2 Defrost Sensor Board
The defrost sensor control board is jobbed with determining when to begin an important defrosting cycle which may be needed in order to keep your outdoor unit from plugging up. The defrost board depends on a sensor which is near the condenser somewhere, in order to verify when to begin.
Hints your outdoor defrost sensor board will soon need to be replaced
- Unit defrost session has not run for a while even when there is a large quantity of frost that has built up
- AC and heating system could stop working due to the fact of frost blocking the airflow outside
- Your main control board may throw a specific error code referring to a bad defrost board
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