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Thread tension (4 threads)
Adjusting the thread tension may be required depending
on the type of fabdc and thread being used.
Correct tension
Wrong side of fabric
Lower looper thread
Right side of fabric
Left needle thread
Upper looper thread
Right needle thread
Thread tension adjustment
Set alt four thread tension dials at "3". Then sew, and
check the thread tensions.
Thread tension dial
Setting mark
Tighten
Loosen
Incorrect tension
Left needle thread is loose.
Tighten left needle thread tension.
Wrong side of fabric
Left needle thread
Right needle thread
Right side of fabric
Upper looper thread
Lower looper thread
Left needle thread tension
Incorrect tension
Right needle thread is loose.
Tighten right needle thread tension.
Wrong side of fabric
Right needle thread
Right side of fabric
Left needle thread
Upper looper thread
Lower looper thread
Right needle thread tension
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