SINGER W311 User Manual
Page 32
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31
T rouble
Probable Cause
‘ Correction
Upper Thread
Breaking
Improperly threaded
Refer to threading instructions, see page No.
8
,
and rethread machine.
Too much tension
Loosen tension on upper thread by turning
thread tension knob to lower number.
Starting with take-up
in incorrect position
Always start sewing with take-up lever in
highest position.
Improper setting of
needle
Refer to needle setting instruction, see page No.
6
.
Bent or eye of needle
too sharp
Try a new needle.
Bent or blunt needle
Discard all blunt or bent needles and replace
with new.
Material
Puckering
Tensions too tight
See tension adjustment, page No. 10.
Dull needle
Change needle.
Stitch length too long
Reduce stitch length.
Sewing Stretch
Stitch
Machine noisy
Material will not feed
Set stitch length control at Number 5.