
No.
Double Chainstitch Looper Thread
124
Takeup
125
L
Bracket
Series
Page
No.
124
125
Double
Takeup
LI00Series
Chainstitch
Bracket
❖
Looper
Page
Thread
135
136
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
126
127
128
129
130
131
132
133
134
137
138
Face
Plate
Needle
Needle
Looper
Arm
(B)/Fabric
Foot
Lift
Adjusting
Cloth
Plate/Side
Cloth
Plate/Side
Oil
Pump
Oil
Splash
Oil
Pan
Top
Cover
Threading
2-Thread
Threading
3-Thread
&
Thread
Guide
Thread
Retainer
Thread
Guides
❖
Guard
Lever
Foot
Lift
❖
Cover/Front
Cover/Front
Guards
Diagram
1-Needle
Overlook
Diagram 1-Needle
Overlook
Lever
Cover
Cover
Plate
Thread
Thread
(B)/Fabric
Lift
Plate/Side
Plate/Side
Pump
Splash
Pan
Cover
❖
&
❖
Lever
Foot
Guards
Diagram
Overlock
Diagram
Overlock
Guide
Retainer
Guard
Lift
Lever
Cover/Front
Cover/Front
1-Needle
1-Needle
71
71
72
73
Cover
74
Cover
75
76
126
127
133
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
128
129
130
131
132
134
Face
Needle
Needle
Arm
Foot
Adjusting
Cloth
Cloth
Oil
Oil
Oil
Top
Threading
2-Thread
Threading
3-Thread
71
71
72
73
74
75
76
156
157
158
159
160
Threading
4-Thread
3-Needle
2-Needle
Diagram
Overlock
❖
6-Thread
4-Thread
2-Needle
Safety
Safety
Stitch
Stitch
. .
77
79
- 7 -
156
157
158
159
160
Threading
4-Thread
3-Needle
2-Needle
Diagram
Overlock
6-Thread
4-Thread
2-Needle
Safety
Safety
Stitch
Stitch
77
. .
79

Drain
Top
Oil
Cover
L100
I
Series
(1)
Remove
oil.
Replace
screw
the
screw.
and
drain
the
u
/'
(2)
Remove4screws.
Caution:
Do
Silicon
not
remove
Reservoir.
the
Bed Cover Plate (Right)
Machine Bed Cover Plate (Rear)
(as,
ri
<55"
1?y
-10-
i3)
,4)
Remove
Remove
Caution:
(6)
(6)
Remove
if
screws.
screws.
fitted.
TK
device

Cloth
Presser
Plate
Foot
Arm (Complete)
L,
L100
A
♦'v
Series
(5) Swing
loosen
Remove
and
(6)
Turn
needleisat
and
Lift (A)
arm
Remove
arm.
out
the
washer.
the
then
(B).
the
(2)
screws
cloth
handwheel
its
loosen
and
swing
pin
(C)
cloth
plate,
highest
screw
and
plate
(1).
until
out
and
collar
the
position
(2).
presser
presser
Side
Cover
Differential
and
Feed
Differential
n/
Reg.
Guide
Feed
Screw
- 11 -
(7) Slightly loosen nut (D)
remove screw (3)
with
washer.
Remove
side
(8)
Remove
(3) screws (4)
cover.
(2) screws (5).
together
and
and

Upper
Looper
Lower
Looper/Lever
L,
L100
Series
(25)
Remove
Remove
Loosen
8mm
screw
screw
screw
Spanner.
(1).
(2).
(3).
Chainstitch
Looper/Lever
Maln/Dlff. Feed Dogs.
Oil
Pan
(L32)
'
W-Sa—@
.
€?•
(26)
(27)
Caution:
Remove
Loosen
8mm
Remove
Remove
Do
(A).
screw
screw
Spanner.
screw
screw
not
(5).
(4).
(6).
(7).
loosen
screw
(28)Remove (4) screws or (6)
screws
accordingly.
Left
and
Right
Oil
Shield
.
-(D
©-
"2^
(29)
Remove
Or
-
17
-
remove
screw
screws
(8).
(8)
and
(9).

Diff.
Feed
Feed
Reg.
Drive
Shaft/Connections
Lever/Shaft
I)
L
Series
(30)
(31)
Loosen
3/16"
Loosen
Caution;
Loosen
pin
Loosen
Loosen
and
3/16"
Allen
(A).
remove
screw
(2)
screw
(2)
screws
Allen
Key.
screws
Loosen
First.
screws
shaft.
Key.
(1).
(3)
(2).
Rear
and
(4).
(5)
Screw
remove
(6)
(7)
Chainstitch Looper Avoiding Motion Crank
(32)
Loosen
crank
-
18
-
screw
(B)tothe
(8)
right.
and
push

L100
Series
Diff. Feed Reg. Lever/Shaft
Feed
Drive
Shaft/Connections
(30)
Loosen
3/16"
Loosen2screws
Caution:
(31)
Loosen2screws
Loosen
Push
3/16"
screw
Allen Key.
Loosen
first.
screws
crank
(A)
Allen
Key.
(1).
(4) (5)
(2).
Rear
(3).
to
(6).
the
Screw
left.
Chainstitch
Looper
Avoiding
Motion
Crank
(LI32)
-
(32)
Loosen
crank
19
-
screw
(B)tothe
7
right.
and
push

L
Series
Housing
Crankshaft
Crankshaft
Extension
t-32
Ball
Pin
I
r\\
(L32)
Bearing (Left)
Looper
Avoiding
Connection
(L32)
Feei^Eccentric Feed Drive Connection.
Feed
Eccentric
Regulator.
|_52
(33)
Remove
To
(2)ofthe
remove
(4)
screws.
the
top
Ref. Page 9 (2)
screwhoies
each
housing
(34)(L32)
(L52I
(35)
Remove
Remove
connection
screw
can
Remove
12mm
Remove
bearing.
(2)
(A). By
alternately
easily be
pin.
Spanner.
screw.
screws
(L32)
(36) Remove screw (1).
Remove
Loosen
Loosen
1/8"
(2)
(2)
Allen
screw
screws
screws
Key.
(2).
housing
cover
(3).
(4).
insert
screws
into
the
turning
the
removed.
the
and
-
20
-

L100
Series
Housing
LI
32
Crankshaft
Extension
LI
32
Pin
(132)
Crankshaft Ball Bearing (Left)
Looper
Avoiding
Connection
LI
32
Feed
Eccentric
Drive
Connection
(33)
Remove
L
52
To
2
Ref. Page (9) (2) into
remove
of
the
(4)
screws.
the
top
housing
cover
Insert
screws
the
screwholes (A). By turning
each
screw
152
housing
(34)LI32
LI52Remove
alternately
can
easilyberemoved.
Remove
12mm
pin.
Spanner.
screw.
the
(35) Remove bearing
LI32Remove
(36)
Loosen
Loosen
diagram.
Loosen
diagram.
Loosen
Loosen
the
(2)
(2)
connection.
screws
screw
screw
screws
(2)
screws
2
(2).
(3).
screws
(1).
(4).
(5).
Ref
Ref
and
to
to
LI
32
LI
52
-21-

L,
Oil
Distributors
0—®
O—
Needle Drive Connection/Crank/Shaft.
<s
<s>
©
L100
Series
(41)
(42)
Remove
Remove
Remove
Loosen
Loosen
3/16"
screw
screw
(2)
screws
(2)
screws
screw
(5).
Allen Key.
(1).
(2).
(3).
(4).
Machine
Arm
(A)
(43)
Remove
-
23
-
(4)
screws.

Oil
Pump
L,
— 0-ring
L100
Series
(44)
Remove
Caution:
(3)
screws.
Do
O
ring.
not
loose
Rubber
Upper
Upper
0
Upper
Looper
Looper
Knife
Drive
Connection/Shaft
Lever
Drive
Connection/Lever
(45) Remove (2) screws (1).
Loosen
screw
Loosen
3/8"or9.5mm
7mm
While holding
the
Looper
pushed
Caution:
(46)
Remove
Loosen
Loosen
7mm
3/16"
Caution:
If it is
the
remove
(left)
For
refertoPage
the
(2).
(2)
screws
(3).
Box
Box
Wrench.
crank
shaft
out.
screw
screw
Box
Allen
upper
can
Do
not
confuse
left
and
screws
(5).
(6).
Wrench.
right
connection
(4).
drive
parts.
(2)
Key.
The
upper
shaft
can't
movedatthis
necessarytoremove
knife
the
feed
refertoPage22(38).
reassembly
85.
Wrench.
(A) firmly
easily
the
looper
knife
be
stage.
lever
then
bar
guide
procedure
be
re
-
24
-

Lower
Looper
Drive
Connection/Shaft
LI
32
(jy.
Chainstitch Looper Drive Crank/Shaft
L100
L
(LI32)
Series
(47)
Remove
Remove
7mm
52
7mm
Caution:
(48)
Loosen
Loosen
Remove
Loosen
7mm
3/16"
12)
screw
(2)
screws
Spanner.
Box
Wrench.
Do
left
looper
tion
screw
nut
screw
Spanner.
Allen Key.
screws
(2).
not
and
parts.
(4).
(5).
(6).
(1).
(3).
confuse
drive
the
connec
the
right
Chainstitch Looper Avoiding
Shaft
(LI32)
(49)
Loosen
(2)
screws
Loosen
(2)
Loosen
(2)
Loosen
screw
1/8"
Allen
3/16"
Allen
-
26
-
screws
screws
(10).
Key.
Key.
(7).
(8).
(9).