If the upper looper thread (green) is on the back side
of the fabric. Adjust the upper looper thread tension
knob (green) to higher value, or adjust the lower
looper thread tension knob (purple) to lower value.
If the lower looper thread (purple) is on the front side
of the fabric. Adjust the lower looper thread tension
knob (purple) to higher value, or adjust the upper
looper thread tension knob (green) to lower value.
3-THREAD OVERLOCK
If the needle thread (yellow or blue) is too loose. Adjust
the needle tension knob (yellow or blue) to higher
value.
Only a few of the upper looper thread (green) appears
on the back side of the fabric. Adjust the upper looper
thread tension knob (green) to lower value, or adjust
the lower looper thread tension knob (purple) to
higher value.
If the lower looper thread (purple) is on the front side
of the fabric. Adjust the lower looper thread tension
knob (purple) to higher value, or adjust upper looper
thread tension knob (green) to lower value.
WIDE YELLOW BLUE GREEN PURPLE
N N N
NARROW YELLOW BLUE GREEN PURPLE
N N N
97
Texi Tegra 4 INSTRUKCJA 2019.indb 97Texi Tegra 4 INSTRUKCJA 2019.indb 97 18.09.2020 09:4218.09.2020 09:42