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Trane 2TWR1018A1000AA Defrost Sensor Board
The defrost sensor control board will determine when to initiate the defrosting phase which may be necessary to remove frost build-up that may accumulate. The defrost board depends on a defrost sensor located near the condenser to determine when to initiate the defrosting cycle.
Some warnings the defrost sensor board has to be replaced
- The defrost feature does not run even when there is a large quantity of frost that has built up
- The main control board may signify a specific error code referring to a bad defrost board
- Your system could cease to operate due to way too much frost build-up
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