Adjusting the thread tension
Turn the thread tension dial in the direction of the arrow, and make a trial sewing.
A: If the upper looper thread meet on the underside of the fabric.
B: If the lower looper thread meet on the upper side of the fabric.
C: If the right-hand needle thread forms loops on the underside of the fabric.
D: If the left-hand needle thread forms loops on the underside of the fabric.
E: If the fabric puckers during sewing.
* Adjustment can be made by setting the lowerknife adjusting knob to the smaller value on the scale.
Adjusting the thread tension
A
B
C
D
E
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