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Carrier 380B Defrost Sensor Board
The defrost control board initiates an important defrosting cycle which assists to get rid of the frost that collects on the outdoor unit. The defrost board is relayed information from a specific sensor located somewhere by the condenser to decide when to begin.
Elements of a weakening defrost sensor board
- The main board may show an error code when the defrost board fails
- Self defrost sequence never begins even though there is a lot of frost that needs to be removed
- The system will not run due to the fact of the safety features installed
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Before buying or purchasing a new Carrier 380B replacement part, do your due diligence and double check the correct model and also make a visual inspection so that you are positive that the correct defrost sensor board is the one being purchased. HVAC professionals may charge higher prices than others so you could call around to find a good deal if you want to pay bottom dollar.
Feel free to download your manual for help.
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