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2.
3.
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SEWIHG
Model
•Arm
bed
•Needle bar
•Upper
•Vertical
•Stitch
•Upper feed mechanism
•Lower
•Thread trimming device mechanism
•Cam
•Oil
•Accessories (Accessories box)
•Accessories
shaft
regulator mechanism
Presser
shaft
shaft
lubrication
MACHINE
DG-51
INDEX
<&.
thread take up lever mechanism
mechanism
shaft
mechanism
foot
mechanism
&
feed
mechanism
mechanism
mechanism
PARTS
9
CATALOG
H19-1
HI
9-5
HI
9-7
HI
9-9
H19-11
•H19-13
H19-17
•H19-21
•H19-25
•H19-29
•H19-31
•HI9-35
•H19-37
A
MITSUBISHI
ELECTRIC
CORPORATION
:197711:
DG'SISM
ARM
BED
&
«dMl
C1M
//
47 46 45 44 43 42 41 39 38 37 36 35 34 33 32 31 30 29
I \ \ /
28
27
/ / /
ftJ-t\.''V'^
27
40 I 1 I 1 \ \ \ \
• ;:• '*!#••
<DG-51sm
•y—K
Fig.
No.
55
56
57
58
59
60
61
62
63
64
65
66
67
68
906
905
A
B
c
D
E
69
70
71
M9
MF
MF
MF
M9
MF
MF
M9
MF
MF
MF
MF
M9
MH
M9
MF
Part
0802
21D0
10A1
36A0
1109
10A0
10A0
1110
10A0
10A0
10A1
36A0
1516
19E0
0902
10A0
No.
003
181
181
664
001
660
662
002
325
665
500
663
001
580
032
661
it#x
««=!
Code
W502074
W468259
W502073
W461767
W500985
W450053
W444056
W500294
W443934
W450054
W502071
W461761
W500006
W450057
W502077
W450058
W450061
B
509045
W450062
W461771
W502076
W450056
- K
No.
^ nn ^
It
A ¥ ^
^ m
lt#x
ny-
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IS
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NEEDLE
TAKE
14:25Nm70
178(44)X4.5
(It#)
(tt#X^;u)
1/64(40)
11764(40)
15764(28)X15
9764(40)X
P-y
X6.6
K)
K)
UP
X8
7
IKR &
Bi
.EVER
L
Needle
Needle
clamp
Thread
Thread
Needle
Set
screw
Needle
Needle
Screw
for
Square
Needle
Needle
Needle
Set
screw
Thread
takeuplever&Needle
Thread
Thread
Screw
for
Needle
THREAD
MECHANISM
Name
of
screw
guide
guide
bar
for
bar
bar
Fig.
block
bar
bar
bar
take
take
bar
bushing
crank
holder
cap
bushing
Fig. 71
connecting
up
up
Fig.
62
(lever
59
guide
bar
lever
crank
Part
(upper)
concting
complete
link
stud
(
complete
(a
/ ^
Amt.
req
m ^
Remarks
Fig. No.
Fig. No.
906—
906—^.^
//
//
n
ft
n
/;
n
It
:H19-6:
DG-519:
Fig.
No.
80
81
82
83
84
85
86
87
88
89
90
91
907
92
93
94
95
96
97
98
99
100
101
102
•9—K
MF
M9
M9
M9
M9
MF
MF
M9
MH
MF
MF
MF
MF
MF
M9
MF
MF
M9
MF
MF
M9
MF
M9
MH
Part
11
1606
1802
1801
2001
10A2
10A0
1471
19A0
10A0
10A0
10A1
ICED
10A0
1602
10A0
36A0
1111
36A0
36A1
1602
36A0
1602
19A0
DO
No.
383
001
006
001
Oil
740
500
086
230
232
234
352
335
331
001
333
461
001
476
492
001
350
005
233
.T»H
la^
Code
W461774
B
504016
B
503851
B
509058
W502474
W500003
W501905
W461777
W330148
W450076
W450077
W450079
W462638
W444106
W500036
W444107
W460514
B
503852
W502478
W469531
W500036
W460548
W502914
W468592
tTT
Ml*
- K
No.
IIPPFP
nE
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fi
M. i>
7 X h
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SMT-vikX
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m ^ jL ^ ^
m)
^ '7
^
(
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na ^
1/4(40)X7
9/32(28)X14
9/32(28)
15/64(28)X7
1/4(40)X4
11/64(40)X10
174(40)
1/4(40)X7.5
MFCHANISM
X7
X4
Needle
Set
screw
Screw
Set
screw
Screw
Felt
Plug
Oil
seal
Upper
Upper
Upper
Upper
Upper
Bevel
Set
screw
Bevel
Feed
Set
screw
Spacer
Eccentric
Set
screw
Cam
Set
Upper
bar
for
for
shaft
shaft
shaft
shaft
shaft
gear
gear
eccentric
screw
shaft
Name
of
Part
crank
for
Fig.
80
Fig.
80
for
Fig.
80
Fig.
88
bushing (left)
bushing (middle)
collar
bevel gear complete
(upper
for
(vertial
for
for
for
shaft)
Fig.
shaft
Fig.
Fig.
Fig.
bushing
94
upper)
95
100
100
(
Amt.
m/
req
Fig. No.
ff
n
(i
907—^A
#
Remarks
:H19-8;
—
DG-519:
<DG-5l9Ji^>
(
VERTICAL
SHAFT
MECHANISM
(0/^
Amt.
req
Fig.
No.
103
104
105
106
107
108
908
109
110
111
112
113
114
909
115
116
117
118
119
120
•y—K
Part
No.
M9
1472
086
M9
0400
085
M9
2201
030
M9
1502
002
MF
10A0
691
M9
2201
003
MF
36E0
682
A
B
MF
36A0
466
M9
0502
053
M9
1203
002
C
M9
0202
061
MF
36A1
386
MF
36A0
385
MF
10A0
522
M9
1513
001
MF
10E0
336
MF
10A0
334
MF
10A0
332
MF
10A0
352
M9
1503
001
MF
10A0
520
MF
10A0
521
3 - K
Code
W461784
W461758
W522088
W500509
W500233
W461726
W464058
W324597
W462615
W500301
B
509178
W500212
W469533
W450961
W450082
B
509060
W462637
W444109
W444111
B
422844
B
508971
W450080
W450081
No.
nB
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ti
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K(±T)
Siy-i'iliX
$
0.
ii
m-r
«
->±7
(m)
MiTm
y -
M ^
1AP4
11/32(28)
15/64(28)X12
11/32(28)X10
¥
3/16(28)X15
2.59^X12X1/50
K^¥)
15/64(28)X10
15/64(28)X4.5
(SIfl)
XI
5.5
Oil
seal
"0"
Screw
Screw
Gasket
Screw
Balance
Spring
Screw
Feed
Feed
Vertical
Set
screw
Lower
Bevel
Bevel
Vertical
Set
screw
Set
screw
Vertical
Vertical
ring
for
rock
rock
gear
gear
Fig.
wheel
washer
shaft
shaft
shaft
for
shaft
(vertical
(lower
shaft
for
for
shaft
shaft
Name
88
bushing
Fig.
bevel
collar
Fig.
Fig.
bushing
of
complete
crank
chaft
113
gear
shaft
shaft)
117
117
Part
rod
crank
(lower)
complete
upper
rod
lower)
iaW450443
Remarks
:H19-10;
iaW454891
» »
II II
Fig. No.
DG-519;
910-'irA