Pfaff 3704-2/03 - Stitch Length Adjustment Wheel; Adjustment Wheels for the Top Feed (Only on the PFAFF 939 U)

7 - 5
Controls
112-004
7.09 Stitch length adjustment wheel
1
0
2
3
4
Fig. 7 - 10
2
1
● Set the stitch length by turning the stitch length adjustment wheel 1.
The stitch length setting can be read on scale 2.
Fig. 7 - 11
1
2
PFAFF 939 U
PFAFF 3704-2/..
7.10 Adjustment wheels for the top feed (only on the PFAFF 939 U)
● Adjustment wheel 1 (1st setting)
This adjustment wheel is for adjusting the
setting with which the machine is
to do most of its work.
Green area = Apply fullness
Red area = Stretch
Zero = Normal sewing
(The main and differential
feed dogs work with the
same feed stróke).
● Adjustment wheel 2 (2nd setting)
Adjustment wheel 2 is used for setting a
value, which deviates from the first
setting. This value can be selected with
the second pedal (see Chapter 7.03
Pedal).
1
2
1
0
2
3
4
Fig. 7 - 12