SINGER W712 User Manual
Page 30
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29
Upper
Thread
Breaking
———^ i
Probable Cause j
Correction
Improperly threaded ^
Refer to threading instructions, see page No. b,
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 takemp 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.
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