– 22 –
Fig. 1 Fig. 2
LH-4578C LH-4588C
NB type 0B type
State at the time
of shipment
F type Fig. 3 G type Fig. 4
3-4.
Threading the machine head
Pass the left-hand needle thread, toward the machine head, in the order of
❶
to
. Pass the right-
hand needle thread in the order of
A
to
Q
.
1. In the case of carrying out jumping, use the felt thread guide (Fig. 3) for the F type and
the throat plate presser (Fig. 4) for the G type models.
2. Refer to Fig. 1 when using polyester spun thread. Refer to Fig. 2 when using lament
thread.
3. For the NB type model, be sure to pass the thread through the thread guide.
4. Thread guide (
,
M
) is able to prevent the needle thread from apping depending on
its tilt. Be aware that, if the thread guide is tilted excessively, the needle thread may
tangle on thread guide (
,
N
).
K
❶
A
B
❷
Right-hand
needle thread
Left-hand
needle thread
Intermediate
thread guide
14.7 mm
・L
・M
・N
・O
・P
・Q
❾・H
❻
❻
❹
❸
C
D
E
F
G
❽
❼
G type
F type
WARNING :
To protect against possible personal injury due to abrupt start of the machine, be sure to start the
following work after turning the power o and ascertaining that the motor is at rest.
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