Adjusting The Thread Trimmer -900/81; Resting Position Of The Roller Lever / Radial Position Of The Control Cam - Pfaff POWERLINE 3741 Instruction Manual

4

Adjusting the thread trimmer -900/81

.06
4

Resting position of the roller lever / radial position of the control cam

.06.01
Requirement
1. When the take-up lever is at t.d.c. (balance wheel position 60 °), control cam 1 should
just have moved roller lever 5 into its basic position.
2. When the thread trimmer is in its resting position, there should be a clearance of
0.1 mm between roller lever 5 and control cam 1.
Fig. 4 - 15
● Adjust control cam 1 (screws 2) in accordance with requirement 1.
● Adjust screw 3 (nut 4) in accordance with requirement 2
Adjustment
4
5
3
0,1 mm
1
2
91