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International Comfort Products PGS036H080F Defrost Sensor Board
The defrost sensor board will begin the defrosting phase which may be needed in order to defrost your outdoor unit. The board relies on a defrost sensor located near the condenser to agree when to begin.
Important clues of a barely functioning defrost board
- The main control board may signify an alphanumeric error code when the defrost board fails
- Defrost session never kicks in even though there is quite a bit frost on the unit
- The whole system may cease to function at all because of the frost blocking the flow of air
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