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Carrier 38SYG042 Defrost Sensor Board
The defrost sensor control board determines when to initiate the defrosting phase which aids to get rid of the frost that collects on the outdoor unit. The control board is relayed information from a defrost sensor that can be found near the condenser, in order to decide when to begin.
Signals your outdoor defrost sensor board needs to be replaced
- The control board may throw a type of error code when the defrost board fails
- The defrost sequence has not run for a while even though there is a large amount of frost that has built up
- Your system could stop running at all because of way too much frost build-up
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