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5-9. Adjustment of upper thread tension
Adjust the upper thread tension corresponding to the bobbin thread tension. The upper thread tension
becomes tight when tightening the thread tension adjusting nut (No.1) clockwise, and the upper thread
tension becomes loose when loosening the thread tension adjusting nut counterclockwise.
NOTE It is possible to adjust the upper thread tension automatically. Please refer to the instructions
OPERATION PANEL technical manual concerning about [Digital tension].
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
<1>: Thread tension adjusting nut
<1>
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