SINGER W951 User Manual
Page 35
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Trouble
Probable Cause
Correction
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.
Upper thread
breaking
Starting with take up in in
correct position
Always start sewing with take up lever in highest
position.
improper setting of needle
Refer to needle setting instructions 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. '
Tensions too tight
See tensions adjustment page No. 10.
Material
puckering
Dull needle
Change needle.
Stitch length too long
Reduce stitch length.
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