Epson 4500 - Manual (Page 199)

Transporting the Printer
Before you transport your printer some distance, carefully repack it in
the original box and packing materials according to the following
instructions.
1. Make sure the printer is turned off. Then remove any installed
options, as well as the paper guide and printer cover.
off before unplugging the power
2. Unplug the power cable from the electrical outlet. Coil the cable
and tie it; then disconnect the interface cable from the printer and
the computer.
3. Remove the paper tension unit.
Maintenance 6-11