Pfaff 3117 Instruction Manual page 36

Preparation
11 Adjusting the buttonhole length
.14
11 - 11
Fig. 11 - 15
Switch the machine off!
Open the bed slide 1.
Loosen nut 2.
Move bolt 3 in the slot so that the pointer 4 is pointing to the desired value. Only the
scale on the inside of the curve is to be used here.
Tighten nut 2.
Close bed slide 1.
The maximum buttonhole length must be secured by the stop 5 in such a way
that the work clamp mounted for this buttonhole length is adequate. When
changing to a longer work clamp the stop 5 must also be changed accordingly.
5
2
4
3
1