Checking performance problems - troubleshooting, Checking performance problems-troubleshooting – SINGER W1735 User Manual
Page 35
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CHECKING PERFORMANCE PROBLEMS - TROUBLESHOOTING
Problem
Probable cause
What to do
Fabric does not
move
- Feed dog down «4
- Stitch length dial on „0“
- Light presser foot pressure
- Raise feed dog
- Set dial between 1 and 4
- Increase pressure
Breaking needle
- Incorrectfnsertion of needle
- Bent needle
- Fabric is being pulled
- Needle, thread and fabric do
not match
- Re-insert needle
- Replace needle
- Do not pull fabric
- Use correct needle and thread
Breaking upper
thread
- Faulty adjustment of zigzag
width
- Improper threading
- Tight upper thread tension '
- Bent needle
- Scratches or nicks on shuttle
- Re-adjust zigzagfWidth
- Re-thread maBhihe
- Reduce upper thread tension
- Replace needle
- Polish or replace shuttle
Breaking bobbin
thread
- Tied bobbin thread tension
- Incorrect insertion of needle
- Improper threading
- Lint or thread in shuttle
- Reduce bobbin thread tension
- Re-insert needle
- Rethread machine
- Clean shuttle
Machine
jamming
- Excessive tension
- Presser foot pressure to strong
- Needle, thread and fabric do
not match
- Readjust tension
- Change pressure accordingly
- Choose proper needle and
thread according to type of '
fabric
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