– 20 –
2
1
4-6. adjusting the thread tension
If thread tenson controller No. 1
1
s turned
clockwse, the length of remanng thread on the
needle after thread trmmng wll be shorter. If t s
turned counterclockwse, the length wll be longer.
Shorten the length to an extent that the thread s
not slpped off.
Adjust needle thread tenson from the operaton
panel and bobbn thread tenson wth
2
.
longer
shorter
B
A
adjusting the needle thread tension
[IP-410]
1) Select THREAD TENSION button
A
n the sewng screen.
2) Set needle thread tenson wth TEN
keys
B
. There s a settng range of 0 to
200. When the set value s ncreased,
the tenson becomes hgher.
* When the set value s 50 at the tme of
standard delvery, the thread tenson s
adjusted so that H type s 2.35N and S
type s 1.47N (spun thread #50). (When
thread tenson No. 1 s released)
[cP-20]
1) Select thread tenson wth
key.
2) Set needle thread tenson wth
key or
key. There s a settng range of 0 to 200.
When the set value s ncreased, the tenson
becomes hgher.
* When the set value s 50 at the tme of stan-
dard delvery, the thread tenson s adjusted so
that H type s 2.35N and S type s 1.47N (spun
thread #50).(When thread tenson No. 1 s re-
leased)
h
