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International Comfort Products T8MPL100J20B1 Defrost Sensor Board
The defrost sensor control board controls when to launch the defrost sequence in order to continue normal heating and cooling operations. It looks to a specific sensor located somewhere by the condenser to determine when to initiate the defrosting cycle.
Symptoms of an ailing defrost board
- Defrost mode never starts even though there is a lot of frost on the unit
- Your system could stop running because of the frost issue
- The main circuit board could throw an error signal if the defrost board goes out
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