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Carrier 48XZ060115300TP Defrost Sensor Board
The defrost control board controls when to launch the defrosting phase which may be needed in order to get rid of the frost that collects on the outdoor unit. The defrost board looks to a specific sensor located somewhere by the condenser to verify when to initiate the defrosting cycle.
Major warnings your Carrier defrost sensor board is failing
- Your HVAC system will stop running due in part to the safety issue that the frost poses
- The defrost feature never begins especially when there is frost built up
- The main circuit board may throw an error signal referring to the failed defrost sequence
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