Posted on December 23, 2015June 21, 2018 by Laura Penney Canon: How to Replace Ink Tanks for imagePROGRAF How to Replace Large Format Ink Tanks on the Canon imagePROGRAF iPF8400, iPF8400S, iPF9400, & iPF9400SS. Post navigationPrevious post: New Canon ImagePROGRAF MFPs now available!Next post: Canon: How to Replace Large Format Maintenance Cartridge imagePROGRAF