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Kenmore 661624670 Defrost Sensor Board
The defrost sensor control board instructs the outdoor unit to begin the defrosting phase if necessary, to keep your outdoor unit from plugging up. The board is influenced by a defrost sensor located in the outdoor unit to determine when to begin.
Symptoms your Kenmore defrost sensor board is in need of replacing
- The HVAC system control board could signify an error code produced by a failing defrost board
- Air conditioning may end up not running for the simple fact of the frost issue
- The defrost feature never kicks in even when there is a large quantity of frost on the external unit
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