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Carrier 58MCB140 Defrost Sensor Board
The defrost sensor control board instructs the outdoor unit to begin the defrost cycle which assists to remove frost build-up that may accumulate. The board looks to a defrost sensor located near the condenser to determine when to begin.
Main clues the AC defrost sensor board has to be replaced
- The main board may show an error number produced when the defrost control board fails to receive a signal
- Unit defrost session never runs even though there is quite a bit frost built up
- The HVAC system could not run due to the fact of frost blocking the fins on the outside unit
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Before you decide on buying or purchasing any Carrier 58MCB140 part, do your due diligence and double check the model number as well as make a visual comparison so that you are positive that the right defrost sensor board is the one being purchased. Installation of a new defrost sensor board is a piece of cake provided you possess the knowledge and have the tools to get it done.
Feel free to download your manual for help.
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