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For the next buttonhole
the zig-zag lever Ha and the
lever 1S/1S
have
to
be
adjusted as follows:
1.
Set zig-zag lever 12 a again against the stop I.
2.
Turn lever 13 to the left until the white lines of the levers 13 and 12 are opposite
each other.
3.
Push the stitch length lever 16 upwards as far as it will go. Now the machine
is again adjusted for buttonhole sewing and the handling of the zig-zag lever 12a
is again effected as stated under " the etep by step sewing of the buttonhole
Sewing the buttonhole In one operation
In contrast to the described method, the buttonhole can easily be sewn in one operation.
! *. Wlthyut stopping the machine after the different working steps. The buttonhole
is sewn in one operation us follows:
After having set the machine for buttonhole sewing and having pressed the zig-zag
lever 12a against the stop 1
(Fig.3&), start the machine and keep on holding the
zig-zag lever 12a. As soon as the desired length of bead is reached, move the zi|-zag
lever 12a with a firm movement against the stop II (Fig. 38), and because only a
few stitches are necessary for stitching the fastening ends, move the zig-zag lever
against 'thJs°"top* ^
" SeWi"K SPeed
39) at once ab'ain to
1. and press it
As soon as the second righthand bead has reached the length of the first lefthand one
**?ept
t
a f.T,Stltches' nlove U,'e 2|B-zag lever once again to stop II, and since also
only a few stitches are required for the second fastening, move the zig-zag lever
immediately quite to the right in accordance with the sewing speed
i e
beyond
Stop I, by drawing the zig-zag lever 12a towards you, i. e. to the front.
62
B. Buttonhole with cord inlay
As inlay, use thin cotton cord and put it, as shown in Fig. 43, on the nose at the
back end of the buttonhole foot and sew the buttonhole in the described manner.
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