Brother 882-T51 Руководство по эксплуатации - Страница 33
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Appendix
Checking the thread tension
The upper thread tension can be
adjusted using the thread tension
knob or the upper thread guide
pretension knob.
1
1 Upper thread guide pretension
knob
2 Thread tension knob
■ Correct thread tension
From the wrong side of the fabric,
the bobbin thread should be
about one third of the stitch
width.
1 Right side
2 Wrong side
Oiling the race
CAUTION
• Unplug the power supply cord before cleaning
the machine, otherwise injuries or an electric
shock may occur.
1 Right side
2 Wrong side
2
The tension of the upper thread is
too tight, resulting in the lower
thread being visible from the right
side of the fabric.
Loosen by turning
counterclockwise.
1 Right side
2 Wrong side
The tension of the upper thread is
too loose, resulting in a loose
upper thread, loose thread locks
or loops appearing on the right
side of the fabric.
Tighten by turning clockwise.
a
b
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