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Thread Tension
For rolled hemming and picot edging
Correct tension
The illustration at right shows sewing results with
correct tension settings.
Adjusting the thread tension may be required
depending on the type of fabric and thread being used.
(_ Wrong side of fabric
(_ Right side of fabric
@ Right needle thread
(_ Upper looper thread
Lower looper thread
Thread tension adjustment
1. Set the tension dial as shown on page 58.
2. Serge and check the tensions.
3. If the tension balance on the test piece is not
satisfactory, you can adjust the thread
with thread tension dial.
Remedy:
....... ii
®
Remedy:
Tighten the upper i_:_: :_iead tension.
(_ Upper looper thread tension dial
I
Looper thread tension is out of balance
The illustration shows sewing results when the upper
looper thread tension is too tight and/or lower looper
thread tension is too loose.
Remedy:
Loosen upper looper thread tension and/or tighten
lower looper thread tension.
(_ Upper looper thread tension dial
_) Lower looper thread tension dial
62
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