When ink is expended or the maintenance box is at the
end of its service life, you need to replace it. The maintenance
box stores ink that gets flushed from the system during print head
dispose of your used Epson branded ink packs and maintenance boxes
responsibly and in accordance with local requirements. If you would like to return your used ink packs and
maintenance boxes to Epson for proper disposal, please go to
epson.com/recycle for more information.