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Carrier 38QRF018 Defrost Sensor Board
The defrost sensor board will begin the defrost cycle which may be necessary to remove frost build-up that may accumulate. The defrost sensor board is relayed information from a specific sensor that can be found near the condenser, in order to verify when to begin.
Major indications your outdoor defrost sensor board will eventually need to be replaced
- The system may stop working due to too much frost
- Defrost mode never begins especially when there is a rather large amount of frost that has built up
- The main control board could display an error signal when the defrost board fails
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If you are going to be buying or ordering, do your due diligence and double check the correct model as well as make a visual inspection so that you are positive that the correct defrost sensor board is the one being purchased. Once you have the part to install the part by yourself. Search for a pro in your town or city to hire and install the part for you.
Feel free to download your manual for help.
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