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Frigidaire FRS224YW20 Defrost Sensor Board
The defrost sensor board will begin the defrost sequence in order to keep your outdoor unit from plugging up. The board looks to a specific sensor located somewhere by the condenser to make the decision on when to begin.
General warnings of a worsening outdoor defrost sensor board
- The main circuit board may signify an error number if the defrost control board fails
- Your system could not operate due in part to the amount of frost on the outdoor unit
- Unit defrost session does not run even when there is a large quantity of frost that needs to be removed
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