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Fujitsu AOU9RL2 Defrost Sensor Board
The defrost sensor control board controls if and when to commence an important defrosting cycle which assists to keep the outdoor unit free from frost build-up. It is relayed information from a sensor that can be found near the condenser, in order to decide when to begin.
Clues your defrost board will eventually need to be replaced
- Most systems will cease to operate for the simple fact of too much frost
- Unit defrost session never runs even though there is a lot of frost built up
- The main board may throw a type of error code produced by a bad defrost control board
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If you are going to be buying or ordering any Fujitsu AOU9RL2 replacement part, do your due diligence and make sure of the correct model as well as make a visual comparison in order to be sure the proper replacement defrost sensor board is being ordered. The installing of a new defrost sensor board is a breeze provided you have the know-how and have the tools to do it right.
Feel free to download your manual for help.
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