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5) 3-Thread Flatlock
Tension settings may be effected by :
1) Type and thickness of fabric
2) Needle size
3) Size, type and fiber content of thread
Note: These are suggested tension settings only.
Correct Balance
Set auto tension dial to F
sample of your fabric.
How to Balance
1
When the lower looper 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 "-".
2
When the upper looper thread tension is too loose;
-Turn the upper looper thread tension fine tuning lever (green)
toward the "+".
-Or, turn the needle thread tension fine tuning lever (Red or
Yellow) toward the "-".
When the needle thread tension is too loose;
3
-Turn the needle thread tension fine tuning lever (Red or
Yellow) toward the "+".
-Or, turn the upper looper thread tension fine tuning lever
(Green) toward the "-".
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.
shown at right
and test sew on a
NEEDLE POSITION
AUTO TENSION DIAL
SEAM WIDTH FINGER KNOB
STITCH LENGTH
DRIVING CULTCH POSITION
CONVERTER
Fabric
NARROW
Medium
weight
Fabric
WIDE
Medium
weight
Needle thread
Upper looper thread
Topside
1
Needle thread
Upper looper thread
Topside
2
Needle thread
Upper looper thread
Topside
3
Needle thread
Upper looper thread
Topside
43
NARROW
Tension Dial
Red
Yellow Green
Blue
Tension Dial
Red
Yellow Green
Blue
Needle thread
Lower looper thread
Underside
Needle thread
Lower looper thread
Underside
Needle thread
Lower looper thread
Underside
Needle thread
Lower looper thread
Underside
WIDE
F
N
2 ~ 4
L
N/A
Purple
Purple
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