...
This page covers the Target Operator's checklist, and two fill procedures (see the bottom of this page).
You can make various viewpoints of the full system strip charts using this page: https://e906-gat1.fnal.gov/data-summary/e1039
The Target TV page 'https://e906-gat1.fnal.gov/data-summary/e1039/target-par-preset/target-tv.php' gives you an overall idea about the full system (but not all the parameters).
...
There should be at least two cylinders from each gas type (gHe and gN2), and two portable LN2 dewars available at all times.
Please follow the steps mentioned in How to order LN2 refill to the tank, gHe tube-trailer, LN gHe cylinders, and LN2 portable Dewars at FNAL to proceed with ordering.
...