Bernina 7 Series Manual page 84

Buttonholes Buttonholes
Altering the balance
84
⦁
touch «i»-icon
⦁ touch «Balance»-icon
Balance with direct entry length buttonholes
The balance alterations have the same effect on both beads.
Balance with direct entry length keyhole or round buttonholes
The balance alterations have the same effect on both beads.
The keyhole or eye is balanced as follows:
⦁
sew straight stitches forward until
►
the sewing computer changes to the keyhole or eye, then
⦁ stop the sewing computer
⦁
touch the «Balance»-icon
⦁ turn the stitch length-knob until the picture in the right portion of the Display
is identical with the sewn buttonhole
The keyhole is distorted to the right A:
⦁ turn stitch length knob to the left
The keyhole is distorted to the left B:
⦁
turn the stitch length-knob to the right
⦁ touch «Back»-icon and complete the buttonhole
A B
Balance for manual keyhole or round buttonhole
Any balance alteration affects both beads differently:
Left bead too dense C:
⦁
turn the stitch length-knob to the left
►
the left bead is elongated, the right bead is shortened
C Left bead too wide D:
⦁
turn stitch length-knob to the right
►
the left bead is shortened, the right bead is elongated
The keyhole or eye is balanced as follows:
The keyhole is distorted to the right A:
⦁
turn the stitch length knob to the right
D The keyhole is distorted to the left B:
⦁
turn the stitch length knob to the left
Balance for manual standard buttonhole
The balance alterations have the same effect on both beads.
Balance for stitch counter buttonhole
The balance has a different effect on both beads (see picture of the manual
buttonhole).
⦁ re-program the buttonhole after each alteration in balance
Clear balance
⦁ touch the yellow-framed icon in the special «Balance»-display or
⦁
press the «clr»-button
►
«clr» also deletes the programmed buttonhole!
Recommendation
Test-sewing of the buttonhole on the original material.
In all Direct entry length and manual buttonholes each individual
buttonhole sequence can be balanced separately.
In stitch counter buttonholes the balance affects both beads
differently (left and right): When altering the bead the keyhole or eye
are automatically altered accordingly.