Pfaff hobbylock 783 - Hobbylock 786

9 • 2 Adjusting the feed dog in re-
lation to the needle plate
10
N.B ••
Only carry out this adjustment
if absolutely necessary.
The clearance between feed
dogs and needle plate must be
0.1 rom (see Fig. 32).
Adjustment sequence.
Set clearance after loosening
following parts (Fig. 33).
Screw 1 of feed regulator con-
trol knob, feed lifting and
driving eccentric 2, knife
drive eccentric 3, and retain-
ing screw of shaft 4.
Position both feed bars so
that lateral clearance from
needle plate is 0.1 rom.
Move knife drive eccentric 3
fully to left and tighten its
two retaining screws.
Move feed lifting and driving
eccentric 2 to right against
feed bar and tighten both re-
taining screws.
Move shaft to left, thus remo-
ving any play between joints,
then tighten screw of shaft 4.
Adjust screw 1 to set slight
binding movement of feed regu-
lator knob, and check machine
for bind-free rotation.
Adjusting the differential
feed dog height, hobbylock 786
The main- and differential
feed dogs must be at the same
height (see Fig. 34).
Adjustment sequence.
Set longest stitch. Set dif-
ferential feed at "2n. Turn
hand wheel until main feed dog
is flush and parallel with
needle plate. Loosen screw 5
of differential feed dog. Po-
si tion feed dog so that both
are at same height.
Tighten screw 5.
1
---..ti'...-O,1mm
Fig. 32
4
2
Fig. 33
]
t
]
Fig. 34
13
Etsy seller: PFANTOM