SINGER W610 User Manual
Page 34
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Trouble
Probable Cause
Correction
Upper
thread
breaking
Improperly threaded
Refer to threading instructions see page
8
and rethread machine.
Too much tension
Loosen tensino 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 instructions see page
6.
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 11.
Dull needle
Change needle.
Stitch length too long
Reduce stitch length.
Machine
not
operating
Bobbin winder near
hand wheel
Move bobbin winder to off position away
from hand wheel.