Epson 4500 - Manual (Page 158)

The Cut Sheet Feeder
5. Replace the clear plastic part of the printer cover with the clear
plastic part that was on it originally.
6. Install the paper guide and printer cover.
Removal of the cut sheet feeder is now completed. Be sure to store the
removed cut sheet feeder in its original box and packing materials.
5-20 Using the Printer Options