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103
Troubleshooting
Problem
The machine is noisy.
The needle thread
breaks.
The bobbin thread
breaks.
The needle breaks.
Visual Touch
Screen is not clear.
PC Card does not
work.
Skipped stitches
Seam puckering
Reference
See page 101.
See page 101.
See page 15.
See page 19.
See page 18.
See page 18.
See page 18.
See page 78.
See
page 14.
See page 101.
Replace the bobbin.
See page 18.
See page 18.
See page 18.
See page 19.
See page 28.
See page 18.
See page 22.
See page 89.
See page 18.
See page 18.
See page 18.
See page 18.
See page 15.
Change the needle.
See page 78.
See page 77.
See page 19.
See pages 14, 15.
See page 18.
Make stitches denser
See page 20.
See page 77.
Cause
1. Threads have been caught in the hook
mechanism.
2. The feed dog is packed with lint.
1. The needle thread is not threaded properly.
2. The needle thread tension is too tight.
3. The needle is bent or blunt.
4. The needle is inserted incorrectly.
5. The thread is too heavy for the needle.
6. The needle thread has not set in the thread holder
when embroidery sewing started.
1. The bobbin thread is not threaded properly in the
bobbin holder.
2. Lint has collected in the bobbin holder.
3. The bobbin is damaged and doesn’t turn
smoothly.
1. The needle is inserted incorrectly.
2. The needle is bent or blunt.
3. The needle clamp screw is loose.
4. The needle thread tension is too tight.
5. The fabric is not drawn to the rear when sewing is
finished.
6. The needle is too fine for the fabric being sewn.
1. The contrast of the screen is not adjusted
properly.
1.
The PC
Card is not inserted correctly.
1. The needle is inserted incorrectly.
2. The needle is bent or blunt.
3. The needle and/or threads are not suitable for the
work being sewn.
4. A BLUE TIPPED needle is not being used for sewing
stretch, very fine and synthetics.
5. The needle thread is not threaded properly.
6. A defective (rusted, burred needle eye) needle
is used.
7. The embroidery hoop is not set properly.
8. The fabric is not pulled tightly enough on the
embroidery hoop.
1. The needle tension is too tight.
2. The needle thread or the bobbin thread is not
threaded correctly.
3. The needle is too heavy for the fabric being sewn.
4. The stitch length is too long for the fabric.
5. The presser foot pressure is not adjusted correctly
* When sewing extremely lightweight materials place
interfacing underneath the fabric.
6. The fabric is not pulled tightly enough on the
embroidery hoop.