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International Comfort Products PGF060H140E Defrost Sensor Board
The defrost sensor board determines when or if to start the defrost cycle which assists to keep the outdoor unit free from frost build-up. The board looks to a temperature sensor located near the condenser to verify when the defrost cycle should begin.
Important clues of an ailing defrost board
- The system will not operate due to the fact that there is too much frost
- Defrost session never begins even when there is a large quantity of frost that needs to be removed
- Your main control board may issue an error number produced when the defrost control board fails to receive a signal
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