Limiting The Needle Bar Frame - Pfaff 521 Instruction Manual

Adjustment
13

Limiting the needle bar frame

.04.03
13 - 4
Requirement
With the stitch length set at "5", when the needle is in its front and rear point of reversal,
screw 4 should be the same distance from the inside edge of its hole.
1
3
2
1
4
=
Fig. 13 - 04
Switch on the machine and set the stitch length at "5".
Sew one stitch and check the rear position of screw 4 in accordance with the
requirement.
Operate the reverse feed key, sew one stitch and check the front position of screw 4 in
accordance with the requirement.
To carry out the adjustment, shift plate 1 (screw 2 and nut 3) in accordance with the
requirement.
=
4
1