Adjustment
23
13
.05.19
Looper thread regulation
Rule
1. The row of eyes on the thread puller
1 should be at a higher level (7 mm
) than the
row of eyes on the thread puller
3
in t.d.c.
2. The lower material edge of the thread puller
3
should be parallel to the edge of the
moulding of the bed plate at a stitch length of
4
.
5
mm
.
Fig. 13 - 19
O
Adjust the thread puller
1
(screws
2
) according to
rule
1
.
O
Adjust the thread puller
3
(screw
4
) according to
rule
2
.
The setting of the thread puller
3
is dependent on the sewing conditions.
More or less thread can be pulled if required depending on the corresponding
setting.
3
1
2
4
7 mm
Содержание 3538-20/02
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