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Whirlpool ATR1543BPP0 Defrost Sensor Board
The defrost sensor control board commences the defrost cycle which may be necessary to defrost your outdoor unit. The defrost sensor board looks to a sensor that can be found near the condenser, in order to decide when to initiate the defrosting cycle.
Cues of an unhealthy defrost sensor board
- The system will stop operating at all because of the safety issue that the frost poses
- The main board might issue a specific error code when encountering a problem
- Defrost session refuses to run even though there is excessive frost built up
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