Adjusting The Thread Trimmer -900/24; Axial Position Of The Control Cam - Pfaff 939 U Instruction Manual

Adjustment
12

Adjusting the thread trimmer -900/24

.06
12

Axial position of the control cam

.06.01
● Shift control cam 1 (screw 2) and adjustment ring 3 (screw 4) in accordance with the
12 - 48
Requirement
1. Roller 5 should be at a distance of 0.3 mm from the control cam 1.
2. Adjustment ring 3 should be touching the control cam 1.
1
5
0,3 mm
Fig. 12 - 47
requirements.
2
3
4
81-048