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International Comfort Products NDP6050FBB1 Defrost Sensor Board
The defrost sensor board controls if and when to commence an important defrosting cycle which assists to keep the outdoor unit free from frost build-up. The control board relies on a defrost sensor which is near the condenser somewhere, in order to verify when to begin.
Red flags of a bad defrost board
- The defrost sequence never starts despite the fact that there is a lot of frost that has built up
- Your system could cease to function for the simple fact of the safety issue that the frost poses
- Your main control board may show a particular error code referring to a bad defrost board
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