－
8
－
(1) adjusting the needle thread tension
) When No. tenson controller
1
s turned clock-
wse (arrow
A
), the amount of thread left on the
needle tp after thread trmmng s reduced.
2) When the tenson controller s turned counter-
clockwse (arrow
B
), the amount of thread re-
manng s ncreased.
3) Thread gude rod
3
should apply as lttle tenson
as possble.
4-6. thread tension
Data nput screen
Sewng screen
4
4
4) Tenson controller No. 2
2
s an AT thread con-
troller. Thread tenson controlled by ths control-
ler s changed on the operaton panel. It can be
changed on the data nput screen (blue back-
ground) and the sewng screen (green back-
ground).
The thread tenson can be changed by means of
tenson change button
4
(0 to 200).
1
2
3
A
B