Seam Width - Duerkopp Adler 558 Operating Instructions Manual

2.17 Seam Width (Buttonhole Width)
At the setting "cutting after sewing" the buttonhole width is arrived at as follows:
Buttonhole width = Cutting area + 2 x seam width
Setting the seam width
–
Loosen the wing nut 2.
–
Move the connecting rod 3.
Movement in direction A
Movement in direction B
–
Tighten the wing nut 2 again.
Setting for sewing with gimp thread
–
Select the seam width so that the gimp thread is not pierced by the needle tip but
rather just still overcast.
Smallest and greatest allowable seam width
The smallest and greatest allowable seam width for the sewing device used (E no.) is
determined by the limit plate attached with screw 1.
Should the machine be converted to another sewing device (E no.) umgerüstet werden,
then the allowable buttonhole widths for it are to be found in the table in Chapter 1.4.
The conversion is to be made per the Service Instructions.
Caution Risk of Injury !
Pull the mains plug.
Set the seam width only with the machine turned off.
= wider seam
= narrower seam
ATTENTION !
Do not loosen screw 1 under any circumstances.
There is a danger of breakage for the needle, cloth
clamps, hook, spreader and needle plate !
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