10
12
15
502020.75.25_021V4D0102_1012_IM_bernette 10 12 15_EN_ES_FR_PT
Upper thread tension
EN
Basic thread tension setting: "4".
To increase the tension, turn the dial to the
next number up.
To reduce the tension, turn the dial to the
next number down.
A. Normal upper thread tension. (A1)
B. The upper thread tension is too loose,
increase setting. (C1)
C. The upper thread tension is too tight,
decrease setting. (B1)
Note:
The tension is factory set for best possible
sewing results using a thread (Metrosene
100/2). The optimum tension may vary when
using other or different types of thread, and
it may be necessary to adjust tension to suit
the fabric and stitch type.