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Carrier 50QT Defrost Sensor Board
The defrost sensor board controls when to launch an important defrosting cycle which helps to remove frost build-up that may accumulate. The board looks to a defrost sensor located near the condenser to decide when the defrost cycle should begin.
Elements of a weakening outdoor defrost sensor board
- Defrost session has not run for quite some time even though there is a large amount of frost on the external unit
- The HVAC system control board could display a specific error code when a defrost board fails to initialize
- Air conditioning may stop functioning at all because of lack of airflow through the outdoor unit
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If you decide on picking up or ordering any Carrier 50QT replacement part do your best and cross-check the correct model and also make a visual comparison so that you are positive that the right defrost sensor board is being ordered. Some pros could be quite expensive to hire so you may want to ask around to acquire the best rate if you want to pay bottom dollar.
Feel free to download your manual for help.
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