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International Comfort Products T8MPL075B12B1 Defrost Sensor Board
The defrost control board determines when or if to start an important defrosting cycle which helps to keep your outdoor unit from plugging up. It looks to a temperature sensor located somewhere by the condenser to decide when to begin.
Cues of a weakening outdoor defrost sensor board
- The primary control board may show an alphanumeric error code produced by a failing defrost board
- Self defrost sequence will not initiate even though there is excessive frost built up
- The system may cease to operate due in part to the safety issue that the frost poses
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