Edited to add: The battery is fine, the Charge Wizard did it's job and the battery was fully charged and perfect. I on the other hand am a dork. I forgot that I had hit the "Battery Disconnect" swit...
Fullriver AGM batteries are good for the money. I have four DC220-6 batteries and am satisfied with their performance. I am glad the OP figured out the battery is fine and won't have to replace it.