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International Comfort Products H8MPN050B12A1 Defrost Sensor Board

The defrost sensor board is jobbed with determining when to begin an important defrosting cycle which aids to keep the outdoor unit free from frost build-up. The defrost board depends on a specific sensor located somewhere by the condenser to make the decision on when to initiate the defrosting cycle.

Important clues of a faulty outdoor defrost sensor board

The HVAC system could stop working because of lack of airflow through the outdoor unit
The defrost feature does not begin even though there is quite a bit frost in the way
The primary control board may throw an error of some type referring to a bad defrost board

Check eBay to see if your defrost sensor board is in stock!

If you are going to be buying or purchasing do your best and double check the model number as well as make a visual comparison so that you are positive that the correct defrost sensor board is the one being purchased. Once you have the part to replace the part all by yourself. Look for a professional in your community to do the job for you.

Feel free to download your manual for help.

Check eBay for your defrost sensor board!