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Carrier 38EYA048 Defrost Sensor Board
The defrost sensor control board controls if and when to commence the defrost cycle which assists to get rid of the frost that collects on the outdoor unit. The defrost board is relayed information from a defrost sensor located in the outdoor unit to decide when the defrost cycle should begin.
Major signs of a worsening outdoor defrost sensor board
- Your HVAC system will stop operating for the simple fact of frost blocking the airflow outside
- The main circuit board may issue an alphanumeric error code produced by a bad defrost control board
- Defrost mode has not run for quite some time even when there is a large quantity of frost on the unit
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If you decide on picking up or ordering do your best and double check the correct model as well as make a visual inspection in order to be sure the correct replacement defrost sensor board is the one being purchased. There is no need to install the part by yourself. Consult with a professional locally to do it for you.
Feel free to download your manual for help.
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