I picked up this second hand i3 mk3 from someone who had printed some cast negatives and it worked fine for them, I had to replace and re-calibrate the nozzle as the previous owners printed with abrasive filaments and it was noticeably damaged. Hi all, Been through all of the standard troubleshooting for this issue and it has me stumped. Non-reddit communities are listed in our getting started guide We welcome community contributions to this wiki! Related Communities Hit the report button or message the mods NEED HELP? WE HAVE A WIKI! First layer posts and spaghetti posts are now to only be posted on First layer Fridays and Spaghetti Saturdays respectively.Use the Stickied Purchase Advice Thread.News, information, links, help and fun related to 3D printing, 3D printers, additive manufacturing, etc.