Pfaff 3827-2 - Top Feed Driving and Connecting Levers

Adjustment
14 - 13
14.12 Top feed driving and connecting levers
Requirement
All moving parts of the top feed system must move freely and without play.
● Lower the sewing foot using the presser bar lifter 1.
● Loosen screw 2.
● Swing the connecting joint 3 into the fork of lever 4 and insert pin 5. Ensure that the
parts move freely. If necessary adjust lever 4.
● Tighten screw 11.
● Set the stitch length at „0“.
● Center the vibrating presser foot in the presser foot cutout in the direction of sewing and
tighten screw 2.
● Loosen screw 6.
● Align the hole in lever 7 with the hole in lever 8. If necessary move or adjust lever 7.
● Insert pin 9, with its largest eccentricity facing downwards, into the holes of levers 7 and
8 and tighten screw 10.
● Press lever 7 as far as it will go in the direction of feed and tighten screws 6 and 11.
● Adjust the vibrating presser foot laterally so that it is not touching the presser foot
(screw 12).
12
11
6
7
1
8
10
4
2
954 3
Fig. 14 - 11