13 - 53
Adjustment
2
1
13.08 Adjusting the feathered trimming device
on the PFAFF 3822-1/34 and –1/44
13.08.01 Top stroke motion of the knife
Requirement
The downward motion of the knife must begin, when the descending needle eye is level
with the needle plate.
Fig. 13 - 52
● Switch on the machine.
● Set the maximum knife stroke
● Switch on the feathered trimming device.
● Adjust eccentric 1 (screws 2) according to the requirement.
The knife stroke can be altered by adjusting lever 3 (nut 4).
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3
4