Adjusting The Thread Tension; 3-Thread Flatlock Seam; Correct Adjustment - Singer S010L Operation And Safety Notes

Material
blue
Heavy 3.5
Material
blue
Light
Medium
Heavy

Adjusting the thread tension

If the upper looper thread is visible on the reverse of the material, then
– set the dial for the upper looper thread tension (orange) to a higher
value or
– set the dial for the lower looper thread tension (yellow) to a lower
value.
If the lower looper thread is visible on the face side of the material, then
– set the dial for the lower looper thread tension (yellow) to a higher
value or
– set the dial for the upper looper thread tension (orange) to a lower
value.
If the upper thread is too loose, set the dial for the upper looper thread
tension (green or blue) to a higher value.
Upper looper Lower looper
thread thread
Needle thread
Right side
Left side
Upper looper
thread
Needle thread
Right side

3-Thread flatlock seam

Note: The following information is merely a guide.
Tension settings depend on:
1) Type and thickness of the work piece
2) Needle size
3) Thickness, type and material composition of the thread
Needle position
Seam width finger switch
Stitch length
20 GB/IE
347907_BE 20
Thread tension
green orange yellow
3.0 3.0
Thread tension
green orange yellow
2.5 3.0 3.0
3.0 3.0 3.0
3.5 3.0 3.0
Upper looper Lower looper
thread thread
Needle thread
Right side
Left side
Lower looper
thread
Left side
S
2–4
Needle thread
Upper looper
thread
Right side

Correct adjustment

Set the adjustment wheels for the thread tensions to the following values
and sew a sample seam on the material you will be sewing.
Material
blue
Light 0.5
Medium 0.5
Heavy 0.5
Material
blue
Light
Medium
Heavy
Adjusting the thread tension
If the lower looper thread is too loose, then
– set the dial for the lower looper thread tension (yellow) to a higher
value or
– set the dial for the upper thread tension (blue or green) to a lower
value.
If the upper looper thread is too loosen, then
– set the dial for the upper thread tension (orange) to a higher value or
– set the dial for the upper thread tension (blue or green) to a lower
value.
If the upper thread is too loose, then
– set the dial for the upper thread tension (blue or green) to a higher
value or
– set the dial for the upper thread tension (orange) to a lower value.
Upper looper Lower looper
thread thread
Needle thread
Right side
Needle thread
Left side
Upper looper
thread
Needle thread
Right side
Needle thread
Lower looper
thread
Left side
Thread tension
green orange yellow
5.0 7.0
5.0 7.0
5.0 7.0
Thread tension
green orange yellow
0.5 5.0 7.0
0.5 5.0 7.0
0.5 5.0 7.0
Upper looper Lower looper
thread thread
Needle thread
Right side
Needle thread
Left side
Lower looper
thread
Needle thread
Left side
24-Apr-2020