S, ^pp-, '"to – SINGER W612 User Manual
Page 12
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10
adjusting
the
tensions
Always adiust the u p p e r
increase the
as the tension is release w
the right, or
tension on the upper thread u
number
^'°^t^’7^*;i";htrr\rte:s,on. Before adiust,
ng
lower tens,on
Te ‘su^e That the
J
tens,on, turn the
3
.r::re: 'V,r^7rr si of the bobb,n case cloc.w,se tot,ghten.
counterclockwise to loosen.
Fig, 16-A
pig. 16 B
Fig. 16-C
,s, ^pp-,
'"To"
balanced, a perfect st,tcn w,
threads interlocking ,n a r,c 9
lower
thread forms loops over the
on the fabric (Fig. 16-C).
Fig. 17
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