Roller Lever - Pfaff 3574-2/02 Instruction Manual

13

Roller lever

.07.03
Requirement
With the needle bar at 1.8 past TDC (hole 4),
1. when roller lever 4 is tapped, the roller must engage easily in the control cam 7,
2. the roller of roller lever 4 must be centered at the cam recess of control cam 7.
5
Fig. 13 - 22
Loosen screws 1 and 2.
Apply a load to rock shaft 3 to the right.
Adjust roller lever 4 according to requirements 1 and 2.
Tighten screw 1.
Position the surface of retaining collar 5 (screw 6) parallel to the bedplate.
7
1
6
Screw 2 remains loosened for the following adjustments.
4
3
2
Adjustment
6
3
4
1
5
7
4
13 - 23