SummaryThe feed motor on my Up! printer failed a while back, and I have been living with a duck tape repair. While lacking frills, this simple guide works and looks better than tape. I put it on my blog, too: http://swampcastle.blogspot.com/2011/12/filament-guide.htmlInstructionsReplace old filament feed mechanism on your Up! with this one, using the same bolt. Slip filament through slot, and you're good to go.