Minolta Di251 Service Manual page 139

Be sure to install the finisher on a level surface.
After installing the finisher, do not move the copier unnecessarily.
If it is necessary to move the copier, follow the procedure described under
"Removing the rail" on page I-57.
After moving the copier, perform the operations described in "Installing the
Horizontal Transport Unit" and "Installing the Stabilizing Pin and Rail".
Rev. 11..0.0/03.01
On the FN-110
NOTE: Do not remove these parts.
Packing bracket
NOTE
I-51
Tape:
Packing bracket
Di251/Di351