19 GB/IE
Adjusting the tension
If the tension of the left looper thread is too tight or the needle thread
tension is too loose:
– Reduce the tension setting of the left looper thread (yellow dial) or
– Increase the needle thread tension (blue and green dial)
If the tension of the left looper thread is too loose:
– Increase the tension for the left looper thread (yellow dial)
Needle thread Needle thread
Top side Top side
Underside Underside
Left looper thread Left looper thread
2-Thread rolled hem, standard
Note: The following tensions are only recommendations.
Thread tension is determined by:
1) Fabric type and thickness
2) Needle size
3) Thread quality and thickness
(also see „Attaching the converter to the right looper“)
Needle position
Seam width head R
Stitch length 2–4
Use converter
Left looper thread
Top side Underside
Needle thread
Correct tension setting
Set each tension dial to the following setting and sew a sample seam
using the fabric scrap.
Material Thread tension
blue green orange yellow
Lightweight fabrics 0 Converter 5.0
Medium weight
fabrics
0.5 Converter 5.0
Heavy fabrics 1.0 Converter 5.0
Material Thread tension
blue green orange yellow
Lightweight fabrics 0 Converter 5.0
Medium weight
fabrics
0.5 Converter 6.0
Heavy fabrics 1.0 Converter 6.5
Adjusting the tension
If the left looper thread is visible on the underside of the fabric:
– Increase the tension for the left looper thread (yellow dial)
– Reduce the needle thread tension (blue or green dial)
If the needle thread tension is too loose:
– Increase the needle thread tension (blue or green dial)
– Reduce the tension for the left looper thread (yellow dial)
Left looper thread Left looper thread
Top side Top side
Underside Underside
Needle thread Needle thread
3-Thread overlock 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 S
Stitch length 2–4
Left looper thread
Top side Underside
Needle thread
Lower looper
thread
Correct adjustment
Set the adjustment dials for the thread tensions to the following values
and sew a sample seam on the material you will be sewing.
Material Thread tension
blue green orange yellow
Light 2.5 3.0 3.0
Medium 3.0 3.0 3.0
347907_BE 19 24-Apr-2020