SINGER W910 - Manual (Page 41)

PROBLEM AND REMEDIES
If Machine
Binds
Skipping
Stitches
Irregular
Stitches
Uneven
Stitches
Upper Thread
Breaking
Material
Pu ckering
Machine noisy
& material will
not feed in
stretch stitching.
Improper
feeding
Thread or lint in race­
way.
Bent needle.
Needle placed incor­
rectly in clamp.
Too fine a needle for
thread being used.
Too stretchy fabric.
Upper thread tension
too loose.
Improper threading.
Bobbin not wound
evenly.
Pulling or holding
material.
Not enough tension
on upper thread.
Poor quality thread.
Needle too fine for
thread being used.
Improperly threaded.
Too much tension.
Starting with take-up
in incorrect position.
Improper setting of
needle.
Bent or eye of needle
too sharp.
Bent or blunt needle.
Tensions too tight.
Dull needle.
Stitch length too long.
Stitch length control
is set at other than
Number 5.
Lint in feed dog.
Clean and oil machine the shuttle
area. (See page 39.)
Replace to new needle. (See page 10.)
Place needle correctly. (See page 10.)
Replace needle or thread to conform
each other. (See page 9.)
Place a paper beneath fabric, or use
Ball Point needle.
Tighten upper tension.
See threading instruction, page 13.
Adjust bobbin winder. (See page40 )
Avoid pulling or holding material. Just
guide it.
Increase tension.
Try different thread.
See needle and thread chart, page 9.
Refer to threading instructions, see
page 13, and rethread machine.
Loosen upper thread tension.
(See page 18.)
Always start sewing with take-up lever
in highest position.
Refer to needle setting instruction, see
page 10. '
Try a new needle.
Discard all blunt or bent needles and
replace with new.
See tension adjustment, page 18.
Change needle.
Reduce stitch length.
Set stitch length control at Number 5
Remove needle plate and clean lint from
feed dog.
41