Pfaff 3568-12/22, Инструкция по эксплуатации, Страница: 105 / 142

Adjustment
13
.07.03
Roller lever
Requirement
With the needle bar at 2.4 past BDC (hole 1),
1. when the roller lever
4
is tapped the roller must engage easily in the control cam
7
, and
2. the roller of the roller lever
4
must be centered at the cam recess of the control cam
7
.
13 - 34
24V = 4% ED
37 14 45
7
4
6
1
2
3
4
7
5
●
Loosen screws
1
and
2
.
●
Press the rock shaft
3
to the right.
●
Adjust the roller lever
4
according to
requirements 1
and
2
.
●
Tighten screw
1
.
●
Position the surface of the retaining collar
5
(screw
6
) parallel to the bedplate.
Screw
2
remains loosened for further adjustments.
Fig. 13 - 32