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Whirlpool ATR0952CPP0 Defrost Sensor Board
The defrost sensor board commences the defrost sequence which may be necessary to defrost your outdoor unit. The defrost board is relayed information from a sensor which is near the condenser somewhere, in order to make the decision on when to initiate the defrosting cycle.
Hints your defrost board will soon need to be replaced
- Unit defrost session has not run for quite some time even though there is quite a bit frost on the unit
- Air conditioning may end up not running due in part to too much frost
- The main circuit board could throw an error code when the defrost board fails
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