Knee Lever - Pfaff 471 Instruction Manual

11.

Knee lever

04.25
Requirements
1. Before the roller presser rises, the knee lever must still have a slight play.
2. When the knee lever is raised as far as possible, the lever for the roller presser must
drop automatically.
3. Knee lever bar 5 must be at an angle of approx. 75° to the bedplate.
Fig. 11 - 25
Adjust screw 1 (nut 2) according to requirement 3.
Adjust screw 3 (nut 4) according to requirement 2.
Set bar 5 (Screws 6) according to requirement 3.
6
4
3
2
1
Adjustment
5
11 - 29