Adjustment
12 - 35
12.
05.14
Scissor drive bar
Requirements
1. In its starting position the scissor must be flush with the needle plate contour.
2. At the TDC of the drive bar
2
there must be a safety clearance of at least
0.3 mm
between pin
5
and the top end of the cam guide.
5
0.3 mm
●
Bring the needle bar to BDC and activate the engaging lever by hand.
●
Bring drive bar
2
to its top point of reversal by turning the handwheel.
●
Carry out the alteration on the drive bar
2
( screw
1
), the eccentric sleeve
3
( screw
4
)
and/or the eccentric pin
5
( screw
6
) in accordance with the
requirement
.
●
Check the
requirement
from
chapter 12.05.13 Eccentric sleeve
.
●
Bring the trimming device to its starting position using the handwheel.
Fig. 12 - 31
3
4
6
2
5
1
Содержание 3734-2/01
Страница 73: ...Adjustment 12 39 Fig 12 34 4 5 2 mm ...
