Instruction manual
USE
2~4
N
L
Converter
40
Set shown at rightauto tension dial to D or G and test sew on a
sample of your fabric.
Note: These are suggested tension settings only.
Tension settings may be effected by :
1) Type and thickness of fabric
2) Needle size
3) Size, type and fiber content of thread
When the lower looper thread tension is too loose;
-Turn the lower looper thread tension fine tuning lever ( )
toward
Blue
the “+”.
When the lower looper thread tension is too tight or needle
thread tension is too loose;
-Turn the lower looper thread tension fine tuning lever (Blue)
toward the “+”.
-Or, turn the needle thread tension fine tuning lever (Red or
Yellow) toward the “-”.
Correct Balance
How to Balance
Underside
Lower looper thread
Needle thread
Topside
Underside
Underside
Lower looper thread
Needle thread
Topside
Lower looper thread
Needle thread
Topside
2) 2-Thread Wrapped Edge Overlock
1
Note:
If the tension needs to be increased gently move the tension
adjustment lever toward the “+” mark in increments indicated
by the smaller white dots on the colored fine tuning label on
front cover.
If the tension needs to be decreased gently move the tension
adjustment lever toward the “-” mark in increments indicated
by the smaller white dots on the colored fine tuning label on
front cover.
2
1
2
Medium
weight
Fabric
BlueYellow GreenRed Purple
Tension Dial : D
STITCH LENGTH
NEEDLE POSITION
SEAM WIDTH FINGER KNOB
DRIVING CULTCH POSITION
CONVERTER
AUTO TENSION DIAL
DorG
Converter
Medium
weight
Fabric
BlueYellow GreenRed Purple
Tension Dial : G
NARROW WIDE
NARROW
WIDE