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ST4031HDH

FAQs & Troubleshooting

FAQs & Troubleshooting

Threads break

  1. Improper threading.
    Thread correctly.

  2. Thread tangled.
    Check spool pin, thread holders, etc. and remove tangled thread.

  3. Thread tension too tight.
    Adjust the thread tension.

  4. Needles incorrectly installed.
    Install needles correctly.

  5. Wrong needle used.
    Use correct needle Schmetz 130/705H - suggested.

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