Operating instructions

The cutting knife must be set so that the knife cuts into the center of
the sewn buttonhole shape.
–
Insert the cutting block.
–
Insert a short needle.
–
Insert a piece of paper or cardboard as sewing material.
–
Sew a buttonhole.
–
Check the position of the cut.
Correction
–
Loosen the four screws 1 on the base plate 3.
–
Correct the lateral position of the cutting knife 2 accordingly.
–
Tighten the four screws 1 on the base plate 3.
–
Loosen screw 4.
–
Push the cutting knife 2 to the front or back.
As a presetting, move the cutting knife so that the setting
dimension X (center buttonhole eye to the groove in the needle
plate mounting), as listed in the table below, results.
As a fine adjustment, move the cutting knife so that the cutting
knife cuts into the center of the buttonhole shape.
–
Tighten screw 4.
Subclass E-group Offset Setting dimension
(Dimension X)
-112 579-E101 approx. 59 mm
579-E102
-112 579-E110 approx. 47 mm
579-E111
579-E151
-121 579-E201 approx. 59 mm
579-E202
579-E204
-141 579-E401 L1 approx. 43 mm
579-E403 L1
-141 579-E401 L2 approx. 47 mm
579-E403 L2
-141 579-E401 L3 approx. 51 mm
579-E403 L3
-141 579-E401 L4 approx. 55 mm
579-E403 L4
-141 579-E401 L5 approx. 59 mm
579-E403 L5
-151 579-E501 approx. 59 mm
579-E504
-151 579-E510 approx. 47 mm
579-E511
579-E551
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