Pfaff 3588-05/020, Instruction Manual, Page: 117 / 190

117
Adjustment
13
.05.25
Sewing head lifting cylinder
Requirement
The up and down movement of the sewing head must be uniform.
●
Insert the sewing head and connect. (See chapter 13 . 04 Removing/inserting sewing
head ).
●
Adjust the speed (screw 1 ) and shock absorbing action (screw 2 ) of the upwards move-
ment of the sewing head, and the speed (screw 3 ) and shock absorbing action (screw 4 )
of the downwards movement of the sewing head according to the requirement .
The pressure for the downward movement can be regulated with screw 5
(standard setting 4 . 5 bar).
When adjusting the shock absorbing action, make sure that the cylinder 6
moves as far as it can go especially for the downward movement of the sewing
head!
1
3
5
4
6
2
Fig. 13 - 26