– 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
Thread the machine head following the order as illustrated in the figure.
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 filament
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 flapping 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 off and ascertaining that the motor is at rest.
Summary of Contents for SC-956
Page 1: ...INSTRUCTION MANUAL LH 4500C Series SC 956...
Page 180: ...175 11 GAUGE PARTS LIST 43 22 TABLE OF EXCHANGING GAUGE PARTS LH 4578C TYPE F LH 4578C F type...
Page 181: ...176 23 TABLE OF EXCHANGING GAUGE PARTS LH 4578C 7 LH 4578C 7...
Page 182: ...177 47 24 TABLE OF EXCHANGING GAUGE PARTS LH 4588C 7 LH 4588C 7...