18. HOW TO USE THE TWIN NEEDLES
BUTTON HOLER
wW
ZIG ZAG WIDTH
SUTTON HOLER
Fig. 30 Fig. 33
Fig. 34
H
1. Set the Buttonhole dial (B) at
"M" position. (Fig.30)
2. Set zig zag dial (A) below"3: (Fig.32)
3. Use one spool pin for each spool
of thread.
4. Thread threads separately thr-
ough thread guides (A) and (A) '(Fig.33
5. Thread threads separately into
two spaces of three tension di-
scs (H) of thread tension regu-
lator. (Fig.34)
6. Follow the above procedure
until you reach the double needle
and thread each eye with sepa-
rate threads. (D. E. F. G in turn)
VV
Fig. 31
ZIG ZAG DIAL
Fig. 32
14
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