Adjustment
11 - 16
11
.04.12
Height of the feed wheel on the PFAFF 571
Requirement
1. When pressure is applied to the feed wheel
4
, it should protrude from the needle plate
by tooth height (approx.
0.8 mm
)
2. When no pressure is applied to the feed wheel
4
, it should have a vertical play of
approx.
0.3 mm
.
Fig. 11 - 12
●
Swing out the roller presser.
●
Loosen screws
1
and
2
.
●
Adjust drive wheel
3
according to
requirement 1
, taking care to see that the teeth of
drive wheel
3
and feed wheel
4
lock into each other properly.
●
Tighten screws
1
.
●
Adjust guide
5
according to
requirement 2
and tighten screws
2
.
2
3
0.8 mm
0.3 mm
5
4
1
1
