Pfaff 3811-3/55 Instruction Manual page 80

Adjustment
13 Front connecting rod of the top feed
.06.13
 Move needle bar to 0.8 before t.d.c.
 Loosen screw 1.
 Adjust connecting rod 2 in accordance with the rule.
 Tighten screw 1.
 Check the setting.
80
Rule
In needle bar position 0.8 mm before t.d.c (Adjustment hole 4) there should be a clear-
ance of approximately 16.5 mm between the eye of connecting rod 2 and the machine
housing 3.
1
16.5 mm
3
2
Fig. 13 - 13
2
3
5
4
1