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International Comfort Products NDN6075HFA1 Defrost Sensor Board
The defrost sensor control board is jobbed with determining when to begin an important defrosting cycle which aids to continue normal heating and cooling operations. The board is relayed information from a defrost sensor located in the outdoor unit to determine when to begin.
Cues poorly running outdoor defrost sensor board
- Air conditioning may cease to function due in part to the fact that there is too much frost
- The control board may show an error signal produced when the defrost control board fails to receive a signal
- The defrost feature never initiates despite the fact that there is quite a bit frost that has built up
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