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· · · · · · · · · · · · · · .. · · · · · · .. · · · · · · · · · · · · .. · · · .. ·· .... ··Oil lubrication mechanism · · · · .. · · · · · .. · · · · · · · · · · · .. · · · · · · · · · · .. · · · · · · · ·
iii················
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.... ····
SEWING
Model·········
MACHINE
DX370-1
O(DX370)
PARTS
INDEX
··
........
·Arm
Bed and
· .. · ·
................
.... ·
..
· ................ · ...... · .... · ........ ·Needle bar and presser foot mechanism
· ·
.................
... ·
·· · ··
····
.. ··
...... · ·
..
· .... ·····
..
· .... ················ · · · · · · · .... ···
· .... · .... · .... ·Rotating hook shaft mechanism .. · · · · ·
··
· · ....
··
·······
..
···
..
· · · · · · ·
..
Upper shaft and vertical shaft mechanism ·
..
··Clutch mechanism ···· ·
· ·······Accessories box · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · .. · .. · · .. · · · · · .. · · · · · · 050-17
..
···Accessories · .. · · · · .. · · · · .. · · · · · · .. · · · · · .. · · · · .. · · · · · · · .. · .. · · · · · · · · · · · · ·
its
accessories
····
· · · ·· .. · · · .. · · ·
CATALOG
..................
.......... · ............ · ....
......
....
· · · ·· ·· ··· ·· .. · ·· · · · .... ···
· · · · · ·
................
......
· .. · .... ·
· · ·
...
· .... · · · · · .. · · · · · ·
........
050-1
·
050-5
050-7
050-9
050
050-15
050-18
-11
.•,
MITSUBISHI
ELECTRIC
CORPORATION
~
-
-\
1
977
11
===

•
It
MODEL :
~
TOTAL
OX-370-
ASSY
I 0
==============================
DX370-10
===

==================050
-1
============
DX
370
-
10
===
DX370-IO(DX370)m
* ~
ARM
BED
~
~
AND
ITS
ACCESSORI
ES
901
23
30
20
25
24

I
DX370-IO(DX370)~
*
ARM
Fig. -tt-t:.AftS,H,::J-1-'
No
. Part No.
1
M9
1101 004"'1
M9
1180
2
3
4 MF
5
6
7
8 MF
9
10
11
12
13
14
15
205
16
901
18
19
20
21
22
23
24
25
27
28
29
30
M9
MF
M9
M9
M9
MQ
M9
MF
M9
M9
M9
M9
MF 10AO
MQ
M9
MF
MQ
ML
M9
M9
M9
ML
MF 10AO
MF 60AO 251
080
1101
004
10AO
830
10AO 181
0909
003
0915
003
60AO
326
1107
002
50AO
584
1108
001 B
10AO
180
0207
060
1516
001
0916
003
0908
015
186
60EO
210
0502
060
60AO
880
50AO
553
10AO
555
5001
062
5001
062
1601
046
10AO
245
556
Ytt-t::~-t=
Code
W466810H01
W502069
I
W466810H01
W321296
W452151H01
W501901
W502952H01
W452217H01
W500092H01
W453559H01
503846
B
409034H01
W502150
W500006
W500157H01
W501371H01
W461744H01
W466552
W502749
W447198H01
W456553H01
W449636H01
W450620H01
S
573141
S
573141
W470999
B
509134
W449902H01
B
419179H01
W469101H01
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No
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X 7.2
Screw
Rubber
Screw
Face
Thread guide
Screw
Screw
Side
Screw
Take up guard
Set screw
3 hole thread retainer
Pin
Screw
Screw
Screw
Sp<>_ol
Upper thread regulator Assy, 1
Upper thread releasing pin 1
Side cover
Tension stud 1
Tension disc 2
Name
Model plate
Tension
Tension spring
Tension
Oiler
Name
of
Part
Plug
Plate
cover
pin
plate 1
nut
Presser
cap
fits
Amt
. req
1
2
2
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
il
Fia. No.
Fig.
Fia.
901t:'S"t:
No.901t::'S"t:
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Remarks
.
•
•
=================050
-2
===========DX370-10===

==================050
-3
============
OX370
-
10
===
DX370-IO(DX370
)m * ~ 8
ARM
BED
~
AND
ITS
ACCESSORIES
905
902

DX370-IO(DX370)~
ARM
*
Fig.
-tt-t:Afe~::t-r
No. Part No.
902
MQ
50£0
31
M9
1601
32
MP
1080
33
MQ
50EO
34
MP
0080
35
M9
0909
36
M9
0207
37
M9
1508
38
MF
10AO
39
M9
0906
40
MQ
50AO
41
MQ
50AO 181
42
M9
0901
43
MF 10AO 181
44
MO 50AO 101
905
MQ
60AO
45
M9
0604
46
MF 10AO
47
MO
1103
48
224
046...~.
554
175
187 ~ W456524H01
003
060
001
709
002
138
002
470
002
471
011
Wtf::t-r
Code No.
W456555
B
509134
W445935H01
W458196H01
W501901
W502150
B
509088
W453140H01
W500791
W469101H01
W464979H01
W500741
W452151H01
W458108H01
B
509070
B
419207H01
W502941H01
W458161H01
BED
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96
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2.5 Screw
I
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Name
of
Part
Upper thread guide Assy,
Tension
Grooved stud
Take-up spring
Screw
Pin
1
Screw
Tension spring stop bushing
Screw 1
Oiler
Thread guide
• Screw
Thread guide {arm)
Needle
Spring
Screw 2
Slide
nut
cap
Plate
Plate
Plate
Assy,
Amt. req
1
1
1
1
I
1
1
1
1
1
1
1
1
1
1
1
2
1
1
Fia.
Fia
I
I
Fia.
I
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il
Remarks
No.9021::,.t;
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No.9021:~t;
No.9021:~t;
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No.9051:~t:
"
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I
==========
===
====oso-4
===========
DX3
70-
10
===

=================:050-5
===========
DX370-10
===
DX370-I
O(DX370)m
\
J:.WI,
JUIII
UPPER
52 53'
$~
SHAFT
AND
55
VERTICAL
56
SHAFT
MECHANISM
/
63 64 65 66 67 68
/
69 70
71
72 73
II
76 78
I I
79
86
r--.
85 84
83 82
81
80
\
77
\
\ \
75 74

•OX370-IO(DX370)m
Fig
. if-1::'-Afl.ft,::J-t:
No.
49
50
51
52
53
54
55
56
57 MN
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
Par
t No. Code No.
M9
1501
M9
1501
035
MF 10E2
MN 10AO
MF
60AO
MF 10A2
M9
1617
MN
25AO
10AO
MN 10AO
MQ
50AO 661
M9
1606
M9
1601 001
M9
1513
MF
60A2
M9
1506
MQ
50AO
M9
1606
MF 10AO 331
MF 60AO
M9
1516
MF 60A2
MQ 50AO
MO 50AO
M9
2202
MF 10E1
MF 60AO
M9
1606
MF 60AO 521
M9 1513
MF 60AO
MF 60AO
60AO
MF
MF 60AO
MF 60AO
M9
1606
M9
1513
M9
15()3 111
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B
509260
W456548H01
148
W469534H01
687
W445883H01
742
W502181H01
740
W500003H01
001
W500178
582
W452021H01
588
W445881H01
387
W446866H01
W322778H01
001
001
001
8
504016H01
W500486H01
B
509060
740
W501624
B
509087
222
W456557H01
001 B
333
001
740
233
230
003
148
740
001 B 504016
001 B
520
352
740
522
334
001 B
001
504016
W444106H01
W461787H01
W500006
W501524
W456556H01
W322759H01
W500246
W464010H01
W500042
W451299H01
509060
W462742H01
W461790H01
W500042H01
W451300H01
W461795H01
504016
B
509060
W508971H01
SHAFT
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VERTICAL
II
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200
11
17
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15/64(28)x 4.5
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t64(28)x
11
MECHANISM
Name
of
Part
Thumb
Thumb screw
Felt
Take-up lever support stud
Needle
Needle
Screw
Take-up
Take-up slide block 1
Crank pin
Needle
Screw
Screw
Screw
Screw 2
Upper thread tension
Screw 2
Screw
screw
nut
bar upper bushing
bar upper bushing
lever
bar crank rod
Felt
Arm shaft
Vertical upper
Screw
Felt
Upper shaft bushing (right) 1
Upper shaft
Woolen yarn
Felt
Screw
Ve
rtical shaft bushing (upper) 1
Vertical shaft 1
Vertical shaft collar 1
Felt
Vertical shaft bushing (lower) 1
Vertical lower
Sc
rew 2
Screw
Screw
bevel
gear
bevel
bevel
releasing
gear
~ar
cap
ca_2
felt 1
cam
ill~
Amt. req
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
2
•
~
Remarks
==================aso-s
===========
DX
370-10
===

==================050
-7
============
DX
370-10
===
DX370-I O(DX370)m
119
117
118
104
113
112
111
109
it41,
t1ll
NEEDLE
~--$~
BAR
AND
PRESSER
FOOT
MECHANISM
~
~
ID
ID
101
100
98 99
97
96 95 94 92 93
91
90
89
88
87

DX370-IO(DX370)~
tt4f.
NEEDLE
Fig.
'iJ'-I:';:l;!lB£:::J-j:
No. Part No.
87
MQ
60AO
88
M9
1802
89
MQ 50AO
90
MQ
50AO
91
M9
1801
92
MF 10AO
93
M9
1110
94
M9
0802
95
96
MF 10A2 181
97
MQ
50AO
98
MQ
50AO
99
.M9
1102
100
M9
0851
101 MQ 50AO
102
M9
1102
103
MQ
60AO
104
MF
1280
105
MF 10AO
106
M9
0909
107
M9
0903
108
MN 10AO
109
110
111 MQ 50AO
206
207
208
112
113
114
115
116
117
118
119
M9
1105
MQ 50AO
M9
5001
MQ
50A1
MF 60AO
MQ
50AO
MN
10A1
M9
3201
M9
1503
M9
3204
M9
0805
MQ 50A1
MF 10A1
232
006
383
662
002
325
002
003
664
105
001.,:1
015
267
001
262
660
665
003
003
265
002
720
417
050
259
663
259
740
045
001
035
050
417
500
~M:::J-1-'
Code No.
W453656H01
B
603861
W453656H02
W461773H01
W600306
W443934H01
W600294
W502074
W469846-H01
W502075
W458121H01
W456645H01
W600489
W501007
W467268H01
W500489
W456546H01
W461770H01
W450054H01
W501901
B
509268
W446920H01
W600450
W456651H01
W456544H01
W502796
W456549H01
W46
W446379H01
W500801
W501118
B
508971
W466547H01
W467269H01
W467260H01
W502071H01
~;t--gs~
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7
FOOT MECHANISM
~
16
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190 # 16
X 2. 7
10
10
6~X32
1
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15
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1/2(28)x66
8.7~
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Name
of
Part
Upper shaft bushing (left)
screw
Crank
Crank
Needle
bar
crank guide
Screw 1
Square
block 1
Screw
Screw
Needle
Needle
bar thread retainer 1
Needle
bar
bushing (lower) 1
Presser
foot 1
Screw
Screw
Presser
bar
bushing 1
Screw
Presser
bar
Needle
bar
Needle
bar holder
Screw
Screw
Presser
bar
guide bracket 1
Screw
Lifting bracket 1
Needle
bar rubber ring
Needle
bar
washer
Presser
bar spring
Needle
bar bushing (upper)
Presse
r bar spring 1
Felt 1
Presser
releasing
Screw
Presser
releasing
Washer
Rubber ring 1
Cap
thumb
thumb
screw
screw
nut
Amt. req
-5
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
fi
Remarks
;1f
1
1
1
1
1
1
1
1
2
1
==================oso
-s
============ ox3
70
-1
0 ===

==================050-9
===========
DX370-10
===
DX370-IO(DX370)~
~
ROTATING HOOK
,
• e
~
SHAFT
MECHANISM
136 135
134
1~3
132
131
130 129 128
127
126
125 124
123 122
121
120

DX370·10(DX370)~
Fig.
~-l::'A$~:::1-!-'
No.
120
121 MF
122
123
124
125
~
127
128
129
130
131
132
133
134
135
136
Part No. Code No.
M9
1606
001 8
60AO
MF 60AO
MF 60AO
M9
M9
MF 60AO
MF
MF 60AO 451
MF 60AO
M9
MF
M9
M9
MF
MF
MF 10AO
MF 10EO
452
1117
1503
60AO
1117
10AO
1118
1103
60AO
2580
"'F
ROTATING
WM:::~-1-'
332
W462639H01
W450514H01
740
W500042H01
002
8
001
W508971H01
352
W461790H01
450
W452367H01
W450513H01
740
W500042H01
002 8 503844
229
W462633H01
002
002
120-¥ P
123
125 ~ W461742G()1
120
~
;.
8 509061
B
8
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Lower shaft
Lower shaft bushing
Felt 1
13
13
10
Screw
Screw
Collar
Lower shaft
Lower shaft
Felt
Screw
Rotating hook positioner
Screw
Screw
Rotating hook
Rotating hook Assy,
Bobbin
Bobbin
case
Name
bevel
gear
bush
Assy~
Assy,
of
---
Part
~~~
Amt. req
2
1
1
1
2
1
1
1
1
1
1
1
2
1 DX 1
1
1
370
DX-377
ii
Remarks
KR-21-5
KHS-20RM2
~
=================050
-
10
===========
DX370-10
===

==================050
DX
370-IO
(DX
370
)m
~7 ·
:~-TaMS
CLUTCH MECHANISM
~
-
11
=========== DX
370-10
===
139 140
\
146
147
I I
148
149
I
I
150
I
151
I
I
152
I I
153 154

DX370-I
Fig. 'if-1::"
No. Part No. Code No.
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151 MQ
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171 MQ
172
O(DX370)~
.A
!lid\
:J-
MM
11AO
708
M9
0901
045
MQ 50AO 381
MQ
50AO
228
MQ
50A1 381
MQ
50AO
754
M9
1513
001
M9
1601
015
MQ 50AO
MQ
M9
MQ
M9
MQ 50A1
M9
M9
MQ 50AO
M9
MQ
M9
M9
M9
M9
M9
M9
M9
M9
MQ 50AO 411
M9
M9
M9
M9
M9
MQ 50AO
572
50AO
350
1501
005 B 509257
50AO
606
0910
011
804
50AO
B04
2002
052 S 565112H01
1601
045
682
1501
015
50AO
325
0205
060
1501
045
0603
051
1501
045
0603
051
2401
016
1503
015
2002
022
1502
015
1802
015
1001 051
2402
045
0821
063
SOAO
708
590
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CLUTCH
J:
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W456558H01
W500307
W322760H01
W456560H01
W322761
W456564H01
B
509060
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W462884H01
W322762H01
W456568H01
W473702H01
W456567H01
W456565H01
W501989
W322763H01
W502495
W456561
W502063
B
509260
S
563122H05
B
509260
S
563122H05
W502497
W502755
W501995
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W464468H01
W502750
S
563122H01
B
509118H01
S
561111H03
W458120H01
W456562H01
MECHANISM
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23
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Name
of
Part
Spring
hanger
Nut
Plate
(1) 1
Shifting lever 1
Clutch plate (2) 1
Brake band 1
Screw
Screwed
Coil spring
Clutch
Screw
Stop ring 1
Screw
Fr
Friction plate (1)
Washer
Nut
Balance
Screw
Square
Pin
Nut
Toothed
Nut 1
Toothed
Screw
Screw
Bolt 1
lioll
Screw
Screw
Toothed
Nut
Spring
Latch
Shifting lever
pin 3
cam
iction plate (2) 1
wheel 1
block
washer
washer
washer
washer
Amt. req
1
1
3
3
1
1
4
1
3
3
1
1
1
1
1
~
1
1
1
1
1
2
1
1
1
1
1
•
;tj
Remarks
=================aso-12
===========
DX
370
-
10
===

==================050-13
DX
370
- I
O(DX370)~
7 7 ':/
7-.ltliS~
CLUTCH MECHANISM
===========
DX370-10
===
-

DX370-IO(DX370)m
Fig.
"if-I::'".AS.r..::~-r
No.
173
174
175
176
209
210
M9
M9
M9
MQ
M9
M9
Part
1802
1501
0603
50A1
0611
0806
No
.
045
045
051
572
050
050
~ 7 ·:~
7'4iltJUIH3·
CLUTCH
~~::~-r
Code No.
B
508961
B
509260
S
563122H05
W456563H01
W464056H01
W462897H01
MECHANISM
7
7
m!
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1i\:
1£
$
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a
All
..
9/32(28)
.. 15;64(28)
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1i!:
:llt
M8
:g
Nut
Nut
Toothed
Washer
Washer
I
Name
washer
of
Part
111~
Amt. req
2
1
1
1
3
1
ii
~
Remarks
'
I
=================050-14
===========
I
I
DX370-10
===

==================050-15
===========
DX370-10
===
DX370-IO(DX370)~
'*~lt11$~
OIL
LUBRICATION MECHANISM

D
X370-IO(DX370)m
Fig
.
if-t'A8.V.:J-!-'
No.
177
178
179
180
18
1 MF 60AO
18
2
183
184
185
186
187
903
189
190
191
192 MF
193
904
194
195
196
197
198
199
Part No.
MF 10E1
M9
1104
MF
10AO
MQ 50AO
MF
60AO
MF 60A5
MF
1
OE2
MF 60AO 731
M9
18 51
M9
1603
MF
80EO 711
M9
0906
M9
0603
-MF
60AO
60A1
M9
1110
MO
60EO
M9
1851
M9
1503
M9
1800
M9
0502
M9
1102
148
003
689
740
742
133
740
148
002
002
011 B
060
134
689
002
712
002
002
085
053
045
Ia~---~
OIL
LUBRICATlON
~~:::1-l-'
Code No.
W464021H01
B
609264H01
W444230H01
W501137
Wfi02181
W446617H01
W600906
W464023
W464009H01
W462784H01
B
604000
W464017G01
609269H01
W447199
W445619H01
W444233H01
W500294
W464035G01
W462784
B
504000
W444037
W502174
W600301H01
W601097H01
H01
H01
MECHANISM
as
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X6
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8
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il/
Name
of
Part
Woolen yarn
Screw
Oil pipe holder
Felt
Cap
Oil
cap
(left)
Felt 1
011
wick
Vinyl
pipe
Screw
Screw
Gear
box (upper
Screw
Pin
Cover plate
Oil pipe holder
Screw
Gear
box (lower
Screw
Screw
Gear
box (lower)
Spring
washer
Nut
set)
. 2
set)
Amt. req Remarks
i;'
3
1
1
1
1
1
1
1
Fig
1
1
1
1
1
1
1
1
Fig. No.9041:t"t:
1
1
Fig
1
1
1
1
. No.9031:.'8't:
. No.904c.
:•t:
~
==================aso
-16
===========
DX370
-
10
===

==================050-17
===========
DX370-10
===
DX370
Fig
800
801
802
803
804
805
806
807
808
809
810
811
-IO(
DX370}~
-tt-I:"ASII&f.:::J-1"
No. Part No. Code No.
MF
&OAO
749 P 833000X01
MF lOAO
MB 02AO
MB
MF 60AO
MF 60AO
MQ
MO
M9
M9
123
608
02A1
608
149
137
50A1
682
50AO
376
0608
050
0401 041
f.t
•
ACCESSORIES
J{*f:::J-1"
W469846H01
W462632
P
842003X01
P
842002X01
W449461
W990002
P
831001X01
W220618
W322702H04
W462776
W990010
A
a
#
at
;Jt
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.:t-YI§IL
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( tJ\)
k Vibration Preventing rubbers
(:k)
93~x200~
165mm
6
Y
4.5X20
.t,
Accessory
Needle
Bobbin
Screw
Screw
Nail
Oiler
Motor pulley
Chain
Washer
Screw
Name
box
driver {middle)
driver
(large)
807
of
Part
801
~
ill
#
Amt. req
1
4
4
1
1
4
10
1
1
1
2
2
{I
Remarks
~
804
803
-
p
808
809

DX370-IO(DX370)~
#
ACCESSORIES
Fig.
if-!::."~S.H.::~-1'
No.
820
821
822
823
824
825
826
827
828
829
Part No. Code No.
MF 60AO
MF
MQ 50AO 131
MF 10AO
MQ 50EO
M9
M9
M9
MQ
MQ 50EO 961
20EO
1552
1571
0703
50AO
608
190
734
160
022
045
050
777
Wt.t::~-1'
W319408
SM31097
W309125
W220627H02
W220617
W502746
W990015
W501546
SM31282
•
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7'11'7-
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it
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•:J
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D
QA
1-
M6x85
1-
M6
1-
M35
~ Name
Screw driver
Oil
reservoir 1
Vinyl cover
Idler
Hexagon
Hexagon
Washer
Belt
Pedal
(large)
set
bolt
bolt
connecting lever (set)
of
Part
1111~
Amt. req Remarks
1
1
1
3
3
6
1
IJI
~
821
822
==================050
-18
829
825 826
827
===========
828
DX370-10
===

........... ............................................ .....................................
MEMO
................ .......................................................................... .