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Carrier 48XPN030040300 Defrost Sensor Board
The defrost control board will determine when to initiate the defrost sequence which assists to get rid of the frost that collects on the outdoor unit. The defrost sensor board is relayed information from a defrost sensor located somewhere by the condenser to decide when to initiate the defrosting cycle.
Easy warnings the AC defrost sensor board should need replacing
- The AC may not operate for the simple fact of the safety features installed
- The control board might issue an error number referring to the failed defrost sequence
- Defrost mode never begins despite that there is a large amount frost on the external unit
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If you are going to be buying or purchasing, do your due diligence and cross-check the model number and also make a visual comparison in order to be sure the correct defrost sensor board is the one being purchased. There is no need to install the part by yourself. Search for a pro in your community to pay to install it for you.
Feel free to download your manual for help.
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