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Goodman GPH1336H21A Defrost Sensor Board
The defrost sensor control board instructs the outdoor unit to begin the defrosting phase in order to keep the outdoor unit free from frost build-up. The board looks to a specific sensor which is near the condenser somewhere, in order to decide when to initiate the defrosting cycle.
Major symptoms of a poorly working Goodman defrost sensor board
- The defrost feature does not run even though there is a large amount of frost that makes the unit run like crap
- The HVAC system could stop working at all because of the safety features installed
- The main circuit board could signify an error number produced by a failing defrost board
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