Shaft Crank To Feed Wheel Drive - Pfaff 471 Instruction Manual

Adjustment
11

Shaft crank to feed wheel drive

.04.18
11 - 22
Requirement
When the maximum stitch length is set, the linkage rod 3, or linkage rods 3 and 4 on the
models 471 and 491, must be able to move freely when the balance wheel is turned.
Fig. 11 - 18
Set the maximum stitch length.
Twist or shift the shaft crank 1 (screw 2) according to the requirement.
PFAFF 471
PFAFF 491
3
3
PFAFF 474
4
2
1
2
1