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50
Step-cut (feather-cut) trimming mechanism
50.1
Note on motor control
Setting deviates from 1st stopping position !!
Requirement:
50.2
Preparations for adjusting the trimmer
Remove:
50.3
Setting the longest knife stroke
Set actuating lever 3 (Fig. 2) right at bottom of elongated hole in lever 4 (nut 5).
50.4
Setting the top reversal point of the knife
Requirement:
.1
Switch on trimming mechanism (key
.2
Adjustment: eccentric 6.
50 PFAFF
When the teeth of the descending feed dog are in line with the top surface
of the needle plate, the first stopping position must be made.
- Presser foot
- Complete top knife bracket 1 (loosen screws 2, Fig. 1)
- Cover of knife drive
When the eye of the descending needle is level with the needle plate, the
downwards movement of the top knife must begin.
(only on 3822-1/24)
, LED on, Fig. 3).
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