Fedders F80A Defrost Sensor Board

The defrost sensor board commences an important defrosting cycle which helps to defrost your outdoor unit. The defrost board is relayed information from a specific sensor located somewhere by the condenser to determine when to initiate the defrosting cycle.

Major indications the AC defrost sensor board is in need of replacing

Check to see if your defrost sensor board is in stock!
If you are going to be buying or ordering, do your due diligence and make sure of the correct model as well as make a visual comparison so that you are positive that the correct replacement defrost sensor board is being ordered. There is no rule that says you have to replace the part all by yourself. Hire a pro locally to do it for you.
Feel free to download your manual for help.
Check out your defrost sensor board!