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; _Y:T'_:__;=i_?::? :_' :_':::_:::::_:_=: :_ :
What to: DOWhen :_
Condition
The fabric is not being
fed smoothly.
The needle breaks.
The thread breaks.
Skipped stitches
The seam is not
sewn neatty,
Seam puckering.
The machine does
not operate,
t. The feed dog is packed with lint.
2. The presser foot has been raised,
1. The needle is incorrectly inserted.
2. The needle is bent or blunt.
3. The fabric is forcefully pulled.
1.
2.
3.
4.
Cause
1.
2.
Reference
See page 37.
Lower the presser foot,
See page 28,
See page 28.
Pull the fabric lightly.
The machine asnot correctly threaded. See
The needle or looper thread tension is too tight. See
The needle JsIncorrectly inserted. See
The needle _sbent or blunt. See
The machine _snot correctly threaded. See
The needle ts bent or blunt. See
pages 9 _ 17.
pages 2t .v 25 and 33 "- 36.
page 28.
page 28,
page 9 _ 17.
page 28.
1. The needle and/or looper thread tensions are not correctly adiusted.
2. The machine Js not correctly threaded,
3, The needle and/or the thread are not suitable for the fabric being sewn.
4, The thread is not between the tension discs.
1. The needle or looper thread tension is too tight.
2. The machine is not correctly threaded.
3. The needle plate is not suitable for the use,
1, The machnne has not been plugged in firmly.
2. The power switch asturned off.
See pages 21 _ 25 and 33 "-_36.
See pages 9 _ 17.
See pages 31, 33, 35 and 36,
See pages 11, 13, 15 and 17.
See pages 21 "_ 25 and 33 _ 36.
See pages 9 _ 17,
See page 30.
See page 5.
See page 5.
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