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Whirlpool ATE0943RPP0 Defrost Sensor Board
The defrost sensor control board controls if and when to commence the defrost cycle which may be needed in order to get rid of the frost that collects on the outdoor unit. The defrost board is influenced by a sensor located in the outdoor unit to agree when the defrost cycle should begin.
What symptoms are present when the AC defrost sensor board needs replacing?
- The HVAC system could stop operating due to the frost blocking the flow of air
- The defrost sequence will not initiate even when there is a large quantity of frost on the external unit
- The main circuit board could display an error of some type produced when the defrost control board fails to receive a signal
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