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Dometic 630515 Defrost Sensor Board
The defrost sensor board controls if and when to commence the defrosting phase which may be needed in order to rid your unit of frost that can build up. The defrost board relies on a defrost sensor located somewhere by the condenser to determine when to begin.
General indicators that your your Dometic defrost sensor board has very little life left
- Self defrost sequence never kicks in even when there is a large quantity of frost that has built up
- The system will end up not running because of the frost blocking the flow of air
- The control board could display an error number produced by a failing defrost board
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