User Guide
Page 148
...unwinding of thread (pull over upper thread spool) • stitch plate hole or hook tip is damaged: take the embroidery computer to an authorized BERNINA dealer • reduce embroidery speed Skipped Stitches • incorrect needle used: • Use only 130/705H needle system • needle is bent...• low quality, badly polished needle used Needle Breaks • needle clamp screw is too loose • defective stitch plate Unsatisfactory Stitch Formation • remnants of thread between tension discs: • pull folded thin fabric (use the fold, not an outer edge) back and forth...
...unwinding of thread (pull over upper thread spool) • stitch plate hole or hook tip is damaged: take the embroidery computer to an authorized BERNINA dealer • reduce embroidery speed Skipped Stitches • incorrect needle used: • Use only 130/705H needle system • needle is bent...• low quality, badly polished needle used Needle Breaks • needle clamp screw is too loose • defective stitch plate Unsatisfactory Stitch Formation • remnants of thread between tension discs: • pull folded thin fabric (use the fold, not an outer edge) back and forth...