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Frigidaire FRP15PTT2A0 Defrost Sensor Board
The defrost control board determines when or if to start the defrost cycle which helps to continue normal heating and cooling operations. The defrost board looks to a specific sensor located somewhere by the condenser to agree when to initiate the defrosting cycle.
Main clues the AC defrost sensor board is in dire need of a replacement
- The primary control board might issue an alphanumeric error code produced by too much frost
- The system may stop operating because of frost blocking the fins on the outside unit
- Defrost mode has not run for a while even though there is a large amount of frost built up
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