Brother BB370 Operation Manual page 36

SEWING BUTTONHOLES AND BUTTONS — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
■ If the button does not fit in the button guide
plate
Add together the diameter and thickness of the
button, and then set the button guide plate to the
calculated length. (The distance between the
markings on the presser foot scale is 5 mm (3/16
inch).)
1
2
1 Presser foot scale
2 Length of buttonhole
(Diameter + thickness of button)
3 5 mm (3/16 inch)
Example: For a button with a diameter of 15 mm (9/16
inch) and a thickness of 10 mm (3/8 inch), the button
guide plate should be set to 25 mm (1 inch) on the
scale.
2
1 10 mm (3/8 inch)
2 15 mm (9/16 inch)
Pass the upper thread down through the
4
hole in the presser foot.
You need to sew the front bar tack first.
5
Lower the presser foot to align the marks
on the foot with the mark on the fabric.
1
2
1 Starting mark on the fabric
2 Marks on the foot
35
3
1
Lower the buttonhole lever and push it
6
back slightly.
1
1 Buttonhole lever
While gently holding the upper thread,
7
start the machine.
The bar tacks of the buttonhole are sewn
8
in the order shown.
3
2
1
Stop the machine when buttonhole
9
stitching is finished.
Note
● If buttonhole sewing was interrupted, sew
trial stitching one or two times on a scrap
piece of fabric before continuing to sew the
project. Stitching that is continued after
being interrupted may be sewn incorrectly.
● If thick seams are being sewn and the fabric
does not feed, sew with the coarser (longer)
stitch.
Raise the needle and the presser foot
0
lever, remove the fabric, and cut the
thread.
Raise the buttonhole lever to its original
a
position.
4