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7) Adjusting the thread tension
The result of the needlework depends on the sewing conditions such as the sewing material, used thread and stitch length.
So please adjust as desired.
good sewing
upper thread tension is strong while the lower thread
tension is weak.
upper thread tension is weak while the lower thread
tension is weak.
(1) Adjusting the upper thread tension
Like in figure 26, turning the tension adjustment nut of
the thread tension control assembly clockwise makes the
upper thread tension stronger and counterclockwise
makes it weaker.
[Figure 26]
strong
strong
weak
weak
(2) Adjusting the lower thread tension
Like in figure 27, turning the tension adjustment nut ①
of the hook clockwise makes the lower thread tension
stronger and counterclockwise makes it weaker.
weak
strong
[Figure 27]
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