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Buttonholes
24
Automatic keyhole buttonhole (without stitch counter buttonhole)
Feed-dog:
Presser foot:
Both beads are sewn in the same direction.
The length of the beads is determined and the keyhole
sections are sewn additional.
Stitch:
Keyhole buttonhole No.10 virtuosa 153/No.12 virtuosa 163
Needle:
size and type suitable for the fabric selected
Thread:
cotton or polyester
up (sewing position)
Automatic buttonhole foot No. 3A
Automatic buttonhole
· the lens on automatic buttonhole foot 3A automatically
registers the length of the buttonhole for exact
duplication
Sew the first bead
· the stitching sequence is displayed on the screen
(to the right of the presser foot symbol)
· sew the first bead forward, stopping at the desired
length
Program the buttonhole
· press and release the quick reverse button
· auto appears on the screen to indicate that the
buttonhole length is programmed
· continue sewing; the machine completes the
buttonhole and stops automatically
Auto buttonhole
· machine stops in position to begin the next buttonhole
· reposition the fabric and sew; all subsequent
buttonholes will be sewn automatically to the same
length (without pressing the quick reverse button)
TIPS
Exact duplicates
· the auto function ensures that each buttonhole will be exactly the same length
as the previous one
Marking
· mark only the beginning of the buttonholes – a real time saver!
Double sewn keyhole buttonholes
· keyhole buttonholes can be sewn twice on thick fabrics
· after sewing the first buttonhole, do not move the work
· simply tap the foot control once to begin sewing again
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