HP vs80 - Manual (Page 17)

Chapter 1 Installing the Autoloader 17
3. Using the screws and clip nuts from the rackmount hardware package,
secure one rail to each side of the rack in the location in which you plan to
install the autoloader.
— Be sure to secure both the front and rear of each rail to the rack. The
rails extend to fit a variety of rack depths.
— The correct orientation of the left rail is shown below. Repeat for the
right rail.
Figure 6 Installing Rails on Rack (left side shown)