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Goodman GKS90904CXAC Defrost Sensor Board
The defrost sensor board controls when to launch the defrost sequence which aids to defrost your outdoor unit. The board looks to a specific sensor located near the condenser to agree when to initiate the defrosting cycle.
Major symptoms your defrost board will die soon
- The AC may stop running at all because of way too much frost build-up
- Defrost mode never runs despite the fact that there is a lot of frost that makes the unit run like crap
- The primary control board may show an error number produced by too much frost
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