Posted on December 23, 2015June 21, 2018 by Laura Penney Canon: How to Clean a Canon imagePROGRAF How to Clean a Canon imagePROGRAF iPF8400, iPF8400S, iPF9400, iPF9400S Post navigationPrevious post: Canon: How to Replace Large Format Maintenance Cartridge imagePROGRAFNext post: Canon: How to Perform a Nozzle Check on an imagePROGRAF