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Samsung AP500PF Defrost Sensor Board
The defrost sensor board instructs the outdoor unit to begin the defrost cycle which aids to rid your unit of frost that can build up. The defrost board relies on a defrost sensor located in the outdoor unit to determine when to initiate the defrosting cycle.
Warnings of a failing defrost board
- Defrost session does not begin especially when there is frost that makes the unit run like crap
- The main board could throw an error signal referring to the failed defrost sequence
- The AC may not operate due to the fact of the safety issue that the frost poses
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