3-thread wrapped edge overlock
A Needle thread
B Lower looper thread
C Upper looper thread
Correct balance
•
Set each tension dial to settings
shown below and test sew on a
sample of your fabric
Fabric
Light
Medium
Heavy
Fabric
Light
Medium
Heavy
EN
Blue
Green
4.0
5.0
5.0
Blue
Green
Tension Dial
Orange
Tension Dial
Orange
2.5
3.0
3.5
Yellow
0
8.0
0
8.5
0
8.5
Yellow
1.0
7.0
1.0
7.0
1.0
7.0