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Stitch ToolkitPractical tools for sewing and embroidery

Machine embroidery help

Embroidery Troubleshooter

Choose the problem you are seeing to find likely causes, fixes and prevention tips.

Search by problem, symptom or common alternative term.

Thread & Tension

6 choices

Bobbin thread showing on topTroubleshootTop thread showing underneathTroubleshootBird nesting / thread bunching underneathTroubleshootUpper thread breaksTroubleshootThread shredding or frayingTroubleshootLoose or looping stitchesTroubleshoot

Stitch Quality

4 choices

Skipped stitchesTroubleshootPoor stitch coverage or gapsTroubleshootUneven or inconsistent stitchesTroubleshootSatin stitches pulling apart or looking looseTroubleshoot

Fabric & Stabilisation

5 choices

Fabric puckeringTroubleshootStitches sinking into towels or pileTroubleshootFabric shifting during embroideryTroubleshootDesign distorting during embroideryTroubleshootHoles or damage around embroideryTroubleshoot

Needle Problems

1 choice

Needle breaking or bendingTroubleshoot

Hooping & Registration

2 choices

Outline not lining up / registration driftingTroubleshootHoop marks / hoop burnTroubleshoot

Machine / Bobbin Problems

2 choices

Bobbin thread breakingTroubleshootFrequent thread jamsTroubleshoot

20 practical troubleshooting guides. Start with simple setup checks and make one change at a time.

Thread & Tension

Thread shredding or fraying

Check the symptom, then work through the fixes in order.

What you may see

  • The upper thread becomes fuzzy, separates into strands or wears through near the needle.
  • Small fibres may collect around the needle eye before the thread finally breaks.

Likely causes

  • The needle eye is too small or the needle type does not suit the thread.
  • The needle is damaged, inserted incorrectly or has been used too long.
  • Upper tension is excessive or the thread is rubbing on a guide or spool cap.
  • A rough edge on the needle plate or another accessible thread-path part is abrading the thread.
  • Dense stitching or high speed is creating excess friction.

Try this

  1. 1Replace the needle and confirm it is fully and correctly inserted.
  2. 2Choose a needle with an eye large enough for the thread weight.
  3. 3Rethread the machine and make sure the spool unwinds freely.
  4. 4Reduce the embroidery speed and test again.
  5. 5Inspect accessible thread guides and the needle plate for a burr; stop using a damaged part.
  6. 6Review density or thread choice if shredding repeats at the same design section.

Prevention tips

  • Match needle size and eye style to the embroidery thread.
  • Use fresh needles and discard any needle involved in a strike.
  • Keep thread feeding smoothly without rubbing a poorly fitting spool cap.

Related issues

Upper thread breaksHoles or damage around embroidery