Not trying to be critical here. But really is this necessary? I have stayed in the site in the photo and can personally say that this site is almost perfectly level. I really don't understand the n...
Automatic level systems do get out of calibration. Sometimes they go oops, too much, over and over again, until the whole rig is in the air even on the most level site. It is a delicate matter to approach a camper with such an issue.