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4-6. Adjusting the thread tension
Shorter
Adjusting the needle thread tension
❶
Longer
❷
A
If thread tension controller No. 1 ❶ is turned
clockwise, the length of remaining thread on the
needle after thread trimming will be shorter. If it is
turned counterclockwise, the length will be longer.
Shorten the length to an extent that the thread is
not slipped off.
Adjust needle thread tension from the operation
panel and bobbin thread tension with ❷ .
1)
Select thread tension tab
on the sewing screen.
2)
Set a needle thread tension using
PLUS/MINUS (+/–) button B. There
is a setting range of 0 to 200. When
the set value is increased, the tension
becomes higher.
*
When the set value is 50 at the
time of standard delivery, the thread
B
tension is adjusted so that H type
is 1.08N and S type is 0.88N (spun
thread #50).
(When thread tension No. 1 is re-
leased)
– 23 –
A
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