usha Fashion Stitch, Инструкция

Страница: 38 / 39

36
See Page 33
See Page 34
See Page 16
See Page 18
See Page 11
See Page 11
See Page 20
See Page 12
See Page 15
Clean the bobbin
case.
Exchange
bobbin.
See Page 11
See Page 11
See Page 11
See Page 18
See Page 20
See Page 12
See Page 19
See Page 11
See Page 11
See Page 12
See Page 12
See Page 16
See Page 8
1.Threads have been caught in 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 incorrectly inserted.
5.The fabric is not being drawn to the back when the
sewing is finished.
6. The thread is either too heavy or too fine for the needle.
1.The bobbin thread is not threaded properly in the bobbin
case.
2.Lint has collected in the bobbin case.
3.The bobbin is damaged and doesn't turn smoothly.
1.The needle is incorrectly inserted.
2.The needle is bent or blunt.
3.The needle clamp screw is loose.
4.The tension of the needle thread is too tight.
5.The fabric is not drawn to the back when sewing is
finished.
6.The needle is too fine for the fabric being sewn.
7.The pattern selector dial has been turned while the
needle was in the material.
1.The needle is incorrectly inserted.
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 fabrics and synthetics.
5.The needle thread is not threaded properly.
6.The presser foot presser is not strong enough.
Trouble Shooting
Condition Cause Reference
The machine
does not run
smoothly and is
noisy.
The needle
thread breaks.
The bobbin
thread breaks.
The needle
breaks.
Skipped
stitches