A Button Hole Structure - SunStar SPS/E-BH6100 User Manual

8) A button hole structure

A button hole is largely composed of the up bartack part(head), the down bartack part(tail) and the zigzag (body).
※ Structure of a Pattern
Pattern
1) When shipped out from the factory, the up bartack part is set at eyelet shape pattern, while the down
bartack part is set at N/A.
2) In order to use "*1 Eyelet", the parameter group A-16 should be changed to "1".
3) Install the eyelet-dedicated needle plate, clamp, cutter and hammer before sewing the eyelet pattern.
Caution
Otherwise, it might cause damage to the sewing machine.
18
No. of eyelet stitches
Compensate
the left X
knife space
1. Radial
1.Up bartack
(Up Bar)
2. Eyelet
2.Zigzag
(zigzag)
1. N/A
3.Down bartack
(Dn Bar)
2. Taper
3. Tack
4. Radiation shape
4. Up bartack
Eyelet
(Up Bar)
Compensate
the Y knife
space
Compensate
the right
X knife
space
Compensate
the width
Compensate
the slant
Offset
* 1