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International Comfort Products H9MPD050F12B1 Defrost Sensor Board
The defrost control board will begin an important defrosting cycle which assists to continue normal heating and cooling operations. It looks to a specific sensor located in the outdoor unit to agree when the defrost cycle should begin.
Some clues the defrost sensor board should need replacing
- The primary control board may throw a type of error code produced when the defrost control board fails to receive a signal
- Defrost session has not run for quite some time despite that there is a large amount frost that has built up
- AC and heating system could not operate for the simple fact of the frost issue
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