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International Comfort Products NDC7125BKA3 Defrost Sensor Board
The defrost control board instructs the outdoor unit to begin an important defrosting cycle which may be necessary to keep the outdoor unit free from frost build-up. The defrost board is influenced by a specific sensor located near the condenser to ascertain when to initiate the defrosting cycle.
Warnings your outdoor defrost sensor board will not live much longer
- The defrost feature never begins despite that there is a large amount frost on the unit
- The main circuit board could throw a particular error code produced by a bad defrost control board
- AC and heating system could end up not running because of frost blocking the fins on the outside unit
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