Adjustment
20
Fig. 13 - 14
13
.05.13
Looper-to-needle clearance in sewing direction
Requirement
In sewing direction there must be a cleaance of approx.
0.1 mm
between looper point
and needle.
Turn the balance wheel until the looper point coming from the right reaches the left side
of the needle.
Align looper unit
1
(screw
2
) according to the requirement.
If a clearance of
0.1 mm
cannot be obtained, the setting of the eccentric bea-
ring stud
3
can be corrected. In this case the looper height and angle must be
checked, see
Chapter 13.05.12 Looper height and looper angle.
1
2
2
2
0,1 mm
3
Содержание 3806-12/22
Страница 49: ...Notes ...
