Looper-To-Needle Clearance In Sewing Direction - Pfaff 3806-12/22 Adjustment Manual

Adjustment
13

Looper-to-needle clearance in sewing direction

.05.13
 Turn the balance wheel until the looper point coming from the right reaches the left side
 Align looper unit 1 (screw 2) according to the requirement.
20
Requirement
In sewing direction there must be a cleaance of approx. 0.1 mm between looper point
and needle.
3
2
Fig. 13 - 14
of the needle.
If a clearance of 0.1 mm cannot be obtained, the setting of the eccentric bea-
ring stud 3 can be corrected. In this case the looper height and angle must be
checked, see Chapter 13.05.12 Looper height and looper angle.
0,1 mm
2 1
2