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Whirlpool ATR1243SPP0 Defrost Sensor Board
The defrost sensor board will begin an important defrosting cycle which assists to keep the outdoor unit free from frost build-up. It looks to a sensor located in the outdoor unit to ascertain when the defrost cycle should begin.
Major symptoms the AC defrost sensor board has to be replaced
- Your main control board might issue a specific error code if the defrost control board fails
- Your system could end up not running because of too much frost
- The defrost sequence never begins despite the fact that there is a lot of frost on the unit
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