Hi - My pursa i3 has just started having issue with my screw hole prints, see photo pla 210 bed 60 and 0.1 layer at 75 percent infill, using pc and slicer, my hole normal clean and solid now twisy and mess, only thing change is infill, from 20 percent to 75. any ideas how to correct.

Chris Chaplin's photo.

sorted, debrie in the excluder, jamming filerment motor gears, silly me, easy fix