SINGER W1268 - Manual (Page 29)

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Trouble Probable Cause
Correction
Improperly threaded
Refer to threading instructions see page No.
9 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
incorrect position
Always start sewing with take up lever in
highest position.
Improper setting of needle
Refer to needle setting instructions see page
No.
6 .
Eye of needle too sharp Try a new needle.
Bent or blunt needle
Discard all blunt or bent needles and replace
with new.
Materia]
puckering
Tensions to tight
See tensions adjustment page No. 11.
Dull needle
Change needle.
Stitch length too long Reduce stitch length.