Pfaff 3371-10 series

Adjustment
17
15
.18 Position of the control roller
Requirement
When the needle bar is at its b.d.c., the control roller should be centred to the running path
of control cam 2.
Fig. 15 - 13
2
1
4
3
● Turn screw 3 (nut 4) in accordance with the requirement.
● For checking purposes, operate lever 1 by hand to let the control roller fall into the running
path of control cam 2.