17
Fabric
Upper knife
Lower knife
Right
needle and
cloth cutting
width (mm)
Left needle
and cloth
cutting
width (mm)
Scale marks on the cutting width
adjusting dial
Adjustments and settings
Stitch length
It can be adjusted while sewing.
The stitch length is innitely variable from 0.7 to 4 mm.
Most overlock work is done with a basic setting of 2.5
mm.
For roll hemming or narrow overlocking, it is best to set
the dial at “0.7 to 1.5”.
For blind stitch which requires the “use of separate-
ly-available presser foot”, set the dial at “4”.
Cutting width
CAUTION
Switch the machine o (Power
switch to “0”)
If the material does not reach the stitch edge, adjust the
cloth cutting width by turning the cutting width adjusting
dial.
• Raise the upper knife.
• Turn cutting width adjustment dial in the desired direc-
tion.
• Lower upper knife.
The position of the lower knife determines the width of the
seam.
WARNING
Do not carry out sewing with a marking pin
stuck in the material. In addition, do not
attempt to cut anything other than fabric and
thread with the upper/lower knives. Be aware
that doing so can cause needle break or per-
sonal injury.
Left needle Right needle
To decrease
stitch length
To increase
stitch length