❷
❼
❶
❹
❸
D
E
❻
❺
A
B
B′
(9) Adjusting the thread trimming unit
WARNING :
Be sure to turn the power OFF before the following work in order to prevent personal injury due to
unintentional starting of the sewing machine.
Standard adjustment
3) Adjustment of the thread trimming cam position
Turn thread trimming cam
❸
in the direction
of arrow until the outer periphery of thread
trimming cam groove
C
comes in contact with
roller
❷
and stops. At this position, fix thread
trimming cam setscrew
❼
.
Illustration as observed from
D
(right side face)
❷
C
❸
❹
❷
C
❷
C
Correct (
F
)
Wrong (
G
)
– 54 –