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82
b
As shown in the illustration, hold the bobbin case
against a smooth vertical surface.
• If the thread with the weight attached is slowly pulled
out, the thread tension is correct.
c
Use the included standard screwdriver to turn the
tension-adjusting screw and adjust the thread tension.
d
After making the adjustments, try embroidering to
check the thread tension.
Adjusting the tension of the upper thread
When embroidering, the thread tension should be set so that
the upper thread can be seen slightly on the wrong side of the
fabric.
a
Turn the thread tension knob.
1 Thread tension knob
2 Tighter
3 Looser
4 Mark
If the thread tension is not still correctly adjusted,
turn the upper thread guide pretension knob.
1 Upper thread guide pretension knob
2 Tighter
3 Looser
Correct Thread Tension
The pattern can be seen from the wrong side of the fabric.
If the thread tension is not set correctly, the pattern will
not finish well. The fabric may pucker or the thread may
break.
• Light gray color represents upper thread.
• Dark gray color represents bobbin thread.
1 Tension-adjusting
screw
2 Tighter
3 Looser
Note
• Always embroider a test sample prior to the final
project. Adjust the thread tension if necessary.
• The thread tension knob has a very wide range for
adjusting the thread tension.
1 Right side
2 Wrong side
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