– 18 –
(1) Adjusting the needle thread tension
1) When No.1 tension controller
❶
is turned clock-
wise (arrow
A
), the amount of thread left on the
needle tip after thread trimming is reduced.
2) When the tension controller is turned counter-
clockwise (arrow
B
), the amount of thread re-
maining is increased.
3) Thread guide rod
❸
should apply as little tension
as possible.
4-6. Thread tension
Data input screen
Sewing screen
❹
❹
4) Tension controller No. 2
❷
is an AT thread con-
troller. Thread tension controlled by this control-
ler is changed on the operation panel. It can be
changed on the data input screen (blue back-
ground) and the sewing screen (green back-
ground).
The thread tension can be changed by means of
tension change button
❹
(0 to 200).
❶
❷
❸
A
B
