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Sanyo XS1872 Defrost Sensor Board
The defrost control board controls when to launch the defrost sequence in order to remove frost build-up that may accumulate. The defrost sensor board is influenced by a sensor located in the outdoor unit to ascertain when to initiate the defrosting cycle.
Major symptoms of a poorly performing outdoor defrost sensor board
- The main circuit board might give out a type of error code when a defrost board fails to initialize
- Defrost session refuses to run even though there is a large amount of frost in the way
- The system will stop running due in part to the amount of frost on the outdoor unit
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