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Lennox CB30M-46 Defrost Sensor Board
The defrost control board determines when to initiate the defrost cycle which actually helps to get rid of the frost that collects on the outdoor unit. The defrost board depends on a defrost sensor located in the outdoor unit to verify when to initiate the defrosting cycle.
Chief elements of a dying outdoor defrost sensor board
- The control board may issue a particular error code referring to a failing defrost control board
- The AC may not work because of the frost issue
- Self defrost sequence never begins especially when there is frost that needs to be removed
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If you are going to be buying or purchasing, do your due diligence and double check the correct model and also make a visual comparison in order to be sure the correct defrost sensor board is being ordered. Replacing a new defrost sensor board is a piece of cake assuming you know what you are doing and have the proper tools to get it done.
Feel free to download your manual for help.
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