Programming
Operating Instructions 581 - 01.0 - 05/2016 63
Cross tack length: Total length of the cross tack. The setting 
range is automatically adjusted depending on the selected 
cutting space and the zigzag stitch width.
Stitch length in the cross tack: Distance from stitch to 
stitch within the cross tack (from 0.5 mm to 2 mm).
Zigzag stitch width in the cross tack: The zigzag stitch 
width can be reduced or increased in the cross tack.
x-position of the cross tack: The entire cross tack can be 
moved slightly to the left or right.
Seam length in the cross tack: Overlap of the forward and 
return seams with the cross tack.
Round tack settings
Number of stitches in the round tack: Min. 6 to max. 
12 
stitches can be set in the round tack or 4 to 10 stitches in 
the lower semi-circle.
Zigzag stitch width in the round tack: The zigzag stitch 
width applicable for the entire buttonhole can be reduced in 
the round tack.
Seam start position: The seam beginning can be either in 
the round tack or within the forward seam.
Overlap in the seam: Overlap of seam beginning and seam 
end in the seam.
Seam starting position within the seam: Position of the 
seam beginning within the forward seam can be changed 
from the start of the seam (100 %) to the eye (0 %).
Overlap in the round tack: Overlap of seam beginning and 
seam end in the round tack.
Value Description