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GE AZ75W09DACM1 Defrost Sensor Board
The defrost sensor control board controls when to launch the defrost sequence which helps to remove frost build-up that may accumulate. The control board depends on a sensor located somewhere by the condenser to verify when to initiate the defrosting cycle.
Important clues of a poorly working outdoor defrost sensor board
- The HVAC system control board could signify an alphanumeric error code referring to a bad defrost board
- Defrost mode does not begin even though there is a lot of frost on the external unit
- Air conditioning may not run because of the amount of frost on the outdoor unit
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