6
Adjustment of the needle
thread tension
● The needle thread tension should be adjusted
on the basis of the bobbin thread tension.
● Adjust the needle thread tension by turning the
thread tension nut.
The needle thread tension can be also adjusted
by changing intensity and movable range of
the thread take-up spring in case of sewing the
special fabric and thread.
7
Adjustment of the bobbin
thread tension
1 . The bobbin thread tension can be adjusted
by turning the screw Ⓐ.
8
Adjustment of the presser foot
pressure
1 . Adjust the presser foot pressure according to
the fabric by turning the pressure adjusting
screw.
2 . Pressure on the both the presser foot and
the feed foot can be adjusted. (The adjusting
screw position is factory-adjusted as shown in
the figure.)
3 . Sewing pressure should be adjusted to the
minimum required strength.
HOW TO USE
Tighten
Loosen
Thread tension nut
Screw Ⓐ
Thread tension spring
Loosen
Tighten
Strengthen
Weaken
Standard
30 mm
〈Presser foot pressure〉
Standard
20 mm
Weaken
Strengthen
〈Feed foot pressure〉
— 6 —