– 10 –
4-3. Threading the machine head
WARNING :
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of
the sewing machine.
4-4. Installing and removing the bobbin case
WARNING :
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of
the sewing machine.
1) Open hook cover
❶
.
2) Raise latch
❸
of bobbin case
❷
, and remove
the bobbin case.
3) When entering bobbin case, insert it with the
latch tilted until "click" sounds.
If it is not fully inserted, bobbin case
❷
may slip off during sewing.
❶
❸
❷
※
※
Threading of L-type thread
guide in case of large return
of twist.
4-5. Installing the bobbin
WARNING :
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of
the sewing machine.
1) Set the bobbin
❶
into bobbin case
❷
in the direction
shown in the figure.
2) Pass the thread through thread slit
❸
of bobbin case
❷
, and pull the thread as it is. By so doing, the thread
will pass under the tension spring and be pulled out
from thread hole
❹
.
3) Pass the thread through thread hole
❺
of the horn section,
and pull out the thread by 2.5 cm from the thread hole.
If the bobbin is installed in the bobbin case ori-
enting the reverse direction, the bobbin thread
pulling out will result in an inconsistent state.
❺
❹
❶ ❷
❸
2.5 cm