My first car was a '73 Mercury Marquis Brougham with a 429, stomp the pedal, I swear I could see the gas gauge drop. :) Picked her up for $400, wish I still had that car, she was clean.
Pressed a a couple hundred pounds of Zinfandels on Sunday, set the AIO up on the catch bucket because I wanted to try a carboy of free run, worked like a charm not having to try and switch buckets and strainers and what not. Bucket starts getting full flip the switch and relax with a cup of...
At 1.000 you should rack and top off, or at least top off. You don't need the sorbate unless you plan to back sweeten. .004 difference? Could be temperature difference from your hydros calibration.