13 - 41
Adjustment
49-100
49-099
13.06.08 Front reversal point of the thread catcher
Requirement
In the front reversal point of the thread catcher
3
the rear edge of thread catcher cutout
should
be
1 mm in front of the bobbin case position finger 4.
Fig. 13 - 40
2
2
1
3
4
1 mm
● Push balls of the connecting rod 1 onto the ball pins on the cutting and control units.
● Loosen nuts 2 (right-hand and left-hand thread).
● Position needle bar at t.d.c
● Activate the engaging lever manually.
● Bring thread catcher 3
to its front point of reversal by turning the hand wheel.
● Turn connecting rod 1 in accordance with the requirement.
● Lock connecting rod 1 by means of nuts 2.