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q
e
t
y
q
e
w
r
70
w
r
i
u
1
o
0
Thread Tension (2 threads)
Correct tension
The illustration at left shows sewing results with
correct tension settings. However, adjusting the
thread tension may be required depending on the
type of fabric and thread being used.
q
Wrong side of fabric
w
Right side of fabric
e
Right or left needle thread
r
Lower looper thread
Thread tension adjustment
*Set two thread tension dials at "3".
Then sew, and check the thread tensions.
If the tension balance on the test piece is not satis-
factory, you can adjust the thread tension with
thread tension dial.
t
Thread tension dial
y
Setting mark
u
Loosen
i
Tighten
Needle/Lower looper thread tension is out of
balance(1)
The illustration shows sewing results when the lower
looper thread tension is too tight and/or needle
thread tension is too loose.
Remedy:
Loosen lower looper thread tension and/or tighten
needle thread tension.
o
Left needle therad tension dial
0
Right needle thread tension dial
1
Lower looper thread tension dial
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