24
Adjustment
Fig. 1 - 22
●
Adjust control cam
1
(screws
2
) in accordance with
requirement
1
.
Adjustment for the right column
●
Move angle
3
(screw
4
) according to
rule
2
.
●
Adjustment for the left column
●
Adjust screw
6
(nut
7
) in accordance with
requirement
2
.
2
4
5
0,1 mm
3
1
7
6
0,1 mm
1
.06
Adjusting the thread trimmer -900/81
1
.06.01
Resting position of roller lever/radial position of control cam
Requirement
1. When the take-up lever is at t.d.c. (balance wheel position
60
°), control cam
1
should
just have moved roller lever
5
into its basic position.
2. When the thread trimmer is in its resting position, there should be a clearance of
0
.
1
mm
between roller lever
5
and control cam
1
.