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Whirlpool ATR1543RPP0 Defrost Sensor Board
The defrost control board instructs the outdoor unit to begin the defrost sequence which may be necessary to get rid of the frost that collects on the outdoor unit. The control board depends on a temperature sensor that can be found near the condenser, in order to ascertain when to initiate the defrosting cycle.
Major warnings the defrost sensor board will not last the year
- The main control board may show a specific error code if the defrost board goes out
- Self defrost sequence will not initiate especially when there is frost built up
- Air conditioning may cease to operate due to too much frost
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