Adjustment
11 - 13
11.04.12 Releasing the roller presser for reverse sewing (only on machines with subcl. -4/01)
Requirement
1. For reverse sewing, the roller presser must be released (extended cylinder 8).
2. When the roller presser and feed dog are lowered, the clearance between tension pin 6
and bearing 7 should be 0.5 mm, if cylinder 8 has not been operated.
Fig. 11 - 12
● Adjust valve 1 (screws 2) so that it is positioned between the settings 0 and 1 on the
gauge if lever 3 is operated.
● Adjust coupling part 4 (screws 5) in accordance with requirements 1 and 2.
3
4
5
5
7
0.5 mm
6
7
8
2
1