Shaft Crank To Roller Presser Drive - Pfaff 471 Instruction Manual

11

Shaft crank to roller presser drive

.04.19
Requirement
When the maximum stitch length is set, the linkage rods 3 and 4 must be able to move
freely at their left and right point of reversal when the balance wheel is turned.
Fig. 11 - 19
Set the maximum stitch length.
Twist clamp crank 1 (screw 2) according to the requirement.
3
2
1
4
Adjustment
11 - 23