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Whirlpool ATR1253RPP0 Defrost Sensor Board
The defrost sensor board commences the defrosting phase which may be needed in order to continue normal heating and cooling operations. The control board relies on a sensor located somewhere by the condenser to make the decision on when to begin.
Symptoms poorly running defrost board
- The system may stop working because of way too much frost build-up
- The primary control board could display an alphanumeric error code if the defrost board goes out
- Unit defrost session will not kick in even though there is a large amount of frost that needs to be removed
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