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Carrier 24ABR348G0031010 Defrost Sensor Board
The defrost sensor control board will begin the defrosting phase which may be needed in order to get rid of the frost that collects on the outdoor unit. The control board is influenced by a temperature sensor which is near the condenser somewhere, in order to agree when to begin.
Important clues of a bad defrost board
- The HVAC system control board might issue an alphanumeric error code referring to the failed defrost sequence
- Defrost session refuses to initiate despite that there is a large amount frost on the unit
- The HVAC system could stop functioning because of the fact that there is too much frost
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