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SECTION 2. PREPARE THE MACHINE FOR SEWING
o Adjust the Top Thread Tension
Top side o! labnc
Selling mark
Loosen_
Tighfen _ _
For Straight Stitch
The ideal straight stitch will have threads locked between the two layers ot
tabric, as shown above, magnified to show detail.
If you look at the stitch, trent and back, you will notice that there are no gaps,
that each stitch is smooth and even.
When adjusting top thread tension, the higher the number, the tighter the top
thread.
Choose the Correct Tension:
The best tension will depend on;
the stiffness and thickness el the fabric
the number o! fabric layers
the type el stitch
The top thread is 1oo loose.
Top side
of fabr,c __
The top thread
appears on the
underside el the
tabnc.
Tension is too loose:
The top thread shows through the
bottom el the tabric. The bottom side
of the stitch will reel bumpy.
The top lhread is 1oo tight.
The bobbin thread
appears on the
upper surtace o! the
labric.
J
Tension is too tight:
The bobbin thread will come through
the top of the fabric. The top side el
the stitch will feel bumpy.
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