Sears 385.17724 Sewing Machine User Manual


 
Adjust the Top Thread Tension
Top s_deof fabric
Top.
thread
J
2
Se[t_ng mark
L°°sen _/_ _
Tighten
For Straight Stitch
The ideal straight stttch wilt have threads locked between the two layers of
fabric, as shown above, magnified to show detail.
If you look at the stitch, front and back, you wilt notice that there are no
gaps, that each stitch _ssmooth 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 of the fabric
the number of fabric layers
the type of stitch
The top thread
_s too loose.
Top s_de
o! tabr_c
The top thread
appears on me
underside ot [he
fabrtc_
Tension is too loose:
The top thread shows through the
bottom of the fabric. The bottom side
ot the stitch wil! feel bumpy.
The lop thread
is [oo [_gh[
The bobbin thread
appears on the
upper surface o_r the
tabr_c,
k, J
Tension is too tight:
The bobbin thread will come through
the top of the fabric. The top side of
the stitch will feel bumpy.
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