Automatic Round And Keyhole Buttonhole - Bernina 530 User Manual

automatic round and keyhole buttonhole

2
automatic buttonhole foot with slide no. 3a
automatic round and keyhole buttonhole no. 54, 56
preparation
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Display shows:
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programming the buttonhole
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1
The sewing computer sews the following automatically:
2 the eye
3 the first bead in reverse
4 the straight stitches forward
5 the second bead in reverse
3 4 5 6
6 the bartack and securing stitches
auto-buttonhole
̶ all subsequent buttonholes will be sewn to exactly the same length (no
̶ the programmed buttonhole can be saved in the long-term memory (see
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033471.52.04_2014-02_Manual_B530_550_EN
select the desired buttonhole
the number of the selected buttonhole
Automatic buttonhole foot No. 3A
The slide foot must lie perfectly flat on the fabric! If the slide foot rests
on a seam allowance, the length cannot be measured accurately.
sew straight stitches forward
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stop sewing computer
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press «Quick reverse»-button
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«auto» is shown on the display
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the buttonhole length is programmed
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the sewing computer stops and returns automatically to buttonhole
begin
need to press the «Quick reverse»-button)
page 58)
press the «clr»-button
the programmed settings are cleared
exact duplication
The auto function ensures that each buttonhole will be exactly the
same length as the previous one.
Double sewn keyhole buttonholes
̶ keyhole buttonholes can be sewn twice on thick fabrics - use a
longer stitch length for the first run
̶ after sewing the first buttonhole, do not move the work
̶ reduce the stitch length manually and sew the buttonhole again
Buttonholes
57