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Carrier 38YCS048 Defrost Sensor Board
The defrost sensor board determines when or if to start the defrost cycle which assists to get rid of the frost that collects on the outdoor unit. The control board relies on a specific sensor located somewhere by the condenser to decide when to begin.
Important signs your defrost board needs to be replaced
- Air conditioning may stop functioning due to too much frost
- Unit defrost session never starts even though there is a large amount of frost on the outdoor unit
- The main circuit board could display a type of error code if the defrost control board fails
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Before you decide on buying or ordering do your best and make sure of the model number and also make a visual inspection so that you are positive that the correct defrost sensor board is being ordered. Once you have the part to install it yourself. Look for a professional in your area to replace the part.
Feel free to download your manual for help.
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