Bernina 530 User Manual page 57

Buttonholes
56
Standard and stretch buttonhole with auto-length, automatically
automatic buttonhole foot with slide no. 3a
automatic standard and stretch buttonhole no. 51, 52, 53
The lens on automatic buttonhole foot No. 3A automatically registers the length
of the buttonhole for exact duplication.
preparation
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Display shows:
►
►
programming the buttonhole
1
1
The sewing computer sews automatically:
2 the straight stitches in reverse
3 the first bartack
4 the second bead forwards
2 3 4 5
5 the second 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 first bead 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
►
the buttonhole length is programmed
►
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.
Sewing speed
̶ sew at moderate speed for best results
̶ sew all buttonholes at the same speed for a consistent bead
density