Mitsubishi DN-275 User Manual
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MITSUBISHI
1.:^^
2.
3.
4.
6.
7.
8.
9.
10.
11.
12.
13.
14.
W ^
h -y
#Jlp°p(#Jlp°nll)
# m
p°p
SEWING
Arm
bed
Needle
Thread take-up lever & needle bar rock
Presser
Upper
Needle bar stop motionmechanism
Reverse
Lower
Feed
Rotating hook mechanism
Oil
lubrication
Accessories
Accessories
Gauge\parts &its
MACHINE
Model
INDEX
bar
mechanism
foot
mechanism
shaft
mechanism
sewing mechanism
shaft
& stitch regulator mechanism
rock
shaft
mechanism
mechanism
(Accessories
DN-275
complement
box)
PARTS
motion
mechanism
CATALOG
N25-1
N25-5
N25-7
•N25-9
•N25-11
•N25-13
•N25-17
•N25-19
•N25-21
•N25-23
•N25-25
•N25-29
•N25-31
•N25-33
WW
MITSUBISHI
ELECTRIC
CORPORATION
197711
DN-275»
ARM
BED
N25-1
, f . •
;DN-275:
I/,/.
20 19 18 17
O
f'tr.iil
'y<,m
15 14 13
Ci
c
DN-275J|^
7"—
Fig-
No.
1
MN
2
MN
M9
3
4
M9
MN
5
MN
6
M9
7
8
M9
9
MN
M9
10
MN
11
12
MN
M9
13
MN
14
15
16
20
21
22
23
24
25
26
27
28
29
30
31
430
MN
MN
MN
17
MN
M9
18
19
M9
MN
M9
MN
MN
MR
M9
M9
M9
MN
M9
MN
MN
M9
ARM
t^SSnqZl
Part
25A0
2680
1110
0915
25A0
10A2
1203
0918
10A0
1101
25A0
10A0
0401
10A0
10A4
10A0
10J8
26J8
1106
0951
10A0
0907
10A0
10A3
0080
0920
0403
0901
25A0
0904
10A1
25A1
1104
^ ^ ^
BED
— h
No.
584
584
002
002
600
181
045
002
800
004
688
572
060
472
742
474
101
101
Oil
003
473
002
477
181
740
002
060
035
830
011
181
111
Oil
Code
W111566
W469406
W335240
W500294
W500261
W220668
W445861
W500001
W500262
W461026
W466810
W445930
W501035
W501034
W319989
W462905
W445916
W467279H01
W336658H02
W502948
W501004
W445915
W500076
W445942
W446710
W502486
W501523
W501025
W464008
W466871
W500147
W445858
W501919
8
508843
No.
K
T—'y
T-A^-y
^ ^
5^
^ C
¥ fe U
h -y-f-h —
^ ^
i-
¥
7^ V T -f
m ^
r U 15
-r
St
St
^ ¥
-r
¥
7.
^ m ^
7 X h
¥
t: >
r> ^ C
®
^ 31
A M. t3. i:
^ ^
K(M.)
KCiia)
/N*
-
^ -
11/64(40)x8
9/64(40)x14
y h
ta
3/16(28)
C
9/64(40)X
taC11/64(40)x8
>
4^x10
(at)
U 15
(:6)
15
1/4
15
1/4
Hn
ta
C
11/64(40)x5.7
ta
C
9/64(36)x6.5
^ U 15
h y
(3e)
ta
ta
/N*
U
9/64(40)
-
C
9/64(40)X
4^x61
9/64(40)x14
t5
M ^a U
9/64(40)x6.5
rt
11/64(40)x7.5
X 5
23
6.5
Name
Arm&bed
Arm&bed
Thread
Thread
Screw
Screw
Top
Thread
Thread
Screw
Front
Screw
Steel
take-up
take-up
(for. Fig.2)
(for. Fig.5)
cover
guide
guide
(for. Fig.5)
cover
(for. Fig.9)
pipe
cover
cover
(top
nut
Spring
Pin
Slide
plate
(front)
Cover
Slide
plate
(right)
Needle
plate
Needle
Screw
Screw
plate
(for. Fig.17)
(for.
Fig.
17)
Slide platel (left)
Screw
(for. Fig.22)
Stopper
Thread
Felt
Screw
Thread
Screw
Face
guide
(lower)
(for. Fig.23)
(for.
Fig.23)
releasing
(for.
Fig.28)
plate
pin
Screw (for. Fig.30)
Thread
Screw
Thread
guide
guide
(center)
(upper)
of
Part
cover)
(for. Fig.6)
fi/^
Amt.
DN
275
-10
1
1
1
1
1
1 1
1 1
1 1
1 1
1
1 1
1
1
1 1
1 1
1 1
1
1
1
1
1 1
1 1
1 1
1
1
1 1
1 2
2
req
DN
275
-20
1
1
1
1
1
1
1
1
( " )
1
1
1
1
1
1
1
Remarks
N25-2
:dn-275:
N25-3
;DN-275:
DN-275JI?
* # ®
ARM
BED
a-
62 59 61 60
C)
40 41 42 44 \ \ \ 50 51 52 53 54
59
58 57
uH-^/oTT^
Fig.
No.
901
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
MN
MN
M9
M9
MN
MN
MN
M9
MN
MN
MN
MN
MN
M9
M9
MN
M9
MN
M9
MN
MN
M9
^ ^
ARM
Part
No.
10E0
10A0
0902
0901
10A0
10A1
10A1
0902
10A0
25A0
10A0
10A0
10A3
1603
0215
25A1
0603
25A0
0205
10A0
10A0
1513
210
851
015
045
155
555
572
016
366
220
555
556
245
046
060
220
003
194
060
187
554
001
BED
-xr
Code
W321282
W450020
W502148
W501026
W500307
W450010
W502213
W502212
W502065
W502210
W502211
W462824
W445933
W445934
W461785
W502940
W462910
W502064
W502062
W462825
W502063
W450012
W450011
B
509060
- K
No.
^ on ^
m m ^
^ ^ ^
isb
m)
w.
Upper
Thread
Reversing
^ n
W-
i-
15 #
*3^i;9/64(40)
-y h
15
9/64(40)
X6
^
ii
^ M
o % ^ ^
^ ^ ¥
^ ^ V
(f
taU9/64(40)
-/
^
Si
^ mi
SS ^ M 2L Disc
R H
r> t Si--)- V h
f >
If
1/4(40)x4.5
20X14
Set
Nut
Thread
Thread
Thread
Tension
Tension spring screw
Controller
Thread
Thread
Tension spring
Tension
Thread
Thread
fi
W-
*3 i:
^ ¥
f >
15 U
Si
^
Litifttai;
tf
fe
3/32(56)Xl2
2.60X14
15/64(28)x10
Screw
Thread
Pin
Take-up
Tension
Screw
Name
of
Part
thread
tension
releasing
plate
regulator
complete
spring
screw
(for. Fig.40) 2
(for. Fig.48) 3
regulator
guide
guide
base
plate
bracket
disc 2 2
spring
cover
releasing
tension
pin
disc
presser
nut
regulator plate pin
releasing pin
(for. Fig.58)
controller
disc
spring
stud
(for. Fig.61) 1
Amt.
req
DN
DN
275
275
-io
-20
1 1 Fig. No.
1
1
1
1
2
3
1 1
2 2
2 2
2 2
2
2
1
1
4 tf
4
2
2
2
2
3
3
2
2
1 1
1
1
2
2
2 2
1 1
1
1
1
m #
Remarks
901
ff
//
//
ft
ft
ft
ft
ft
ft
tt
ft
ff
tt
ft
tt
ff
tf
ft
tt
ft
ft
N25-4
:dn-275:
DN-275)K
NEEDLE
BAR
MECHANISM
(208)9192
(204)(205)
(201)(203)9'>
N25-5
;dn-275;
O
i)
DN-275Ji^
Fig-
No.
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
94
95
96
M9
MN
MN
M9
MN
M9
MN
MN
M9
M9
MN
MN
M9
M9
M9
MN
MN
M9
M9
MN
MN
MN
MN
MN
MN
NEEDLE
Part
0401
25A0
25J8
0801
25A0
0803
25A2
25A0
5002
8001
25AO
25A0
0501
0501
5003
25AO
25A1
0201
1502
25A0
25A0
25A1
25A0
25A0
10A0
No.
002
181
102
020
477
001
572
660
063
070
411
572
045
047
063
482
572
063
030
833
666
477
740
665
740
E
BAR
MECHANISM
Code
W990017
B
509067
W466883
W466876H01
W469425
W466889
W466890
W466888
W466872
W466865
W469183
W466870
W466869
W466868
W466866
W466867
W466884
W466887
W466885
W466881
W467219
W220666
W469181
W469197
W328818
W500499
No.
K
^
at
§S Lit«:>
at
= ^ t* >
^ n
o % ^ ^ #a
i-
-p ^
^
#
"7 X
at
7 X t
pS
at
at
ta
tz $
h v
^ ^
(f
-y h
^ 7- 'y h
u - 7
If
it
k* >
ta
h -y
;u
# #
c
RP
DPx17#16
DPx5#18
U
1/r6{80)x1.7
rt
1/4
1/8(44)x3
C
1/8{44)x5.7
m
3/32
5/64(64)
5/64(64)X9.5
2.50X76.5
C
15/64(28)x10
A.
t
Amt.
req
DN
DN
275
Name
of
^
Needle
Needle
Screw
Needle
bar
thread
Needle
clamp
Needle
clamp
set
Part
guide
screw
Stopper
Set
screw (for. Fig.75)
Needle
bar
spring
Needle
bar
Triangle
Steel
pin
ball
Stud
Spring
Nut
Nut
Hinge
pin
Sleeve
Spring
Pin
Cap
screw
Bushing
Needle
bar
supporter
Stopper
Felt
Needle
bar
holder
(large)
Felt
-10
2
2
2 2
2
4 4
2
2
2
2
2 2
12
2
2
2
2
2
2
2 2
2 2
2
2 2
1
1
1
1 1
1 1
-20
275
2
2
2
2
2
2
2
12
2
2
2
2
2
2
2
1
1
1
m #
Remarks
(33'<-i>#R8)
N25-6
:dn-275:
DN-275j^
THREAD
TAKE-UP
LEVER
&
NEEDLE
BAR
ROCK
N25-7
MOTION
:dn-275:
MECHANISM
f
0899100
101
I
©
C)
C;
DN-275Jl$
Fig-
No.
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
THREAD
V t ^ 3 — K
Part
No.
MF
10E2
148
MN
10A0
587
M9
1502
002
MN
25A0
582
MN
2680
582
MN
10A0
588
MN
10A1
740
MN
10A0
387
MN
25A0
956
MN
25A0
325
M9
0509
063
MN
25A0
228
M9
0401
061
M9
1653
001
MN
10A0
669
MN
10A0
668
MN
10A1
669
M9
1603
003
MN
25A1
228
M9
2002
045
MN
25A1
956
M9
2001
015
MF
10E2
148
MN
25A0
154
M9
M9
MN
MN
M9
MN
MN
MN
0806
0602
25A0
25A1
0901
25A0
25A2
25A0
002
010
426
665
020
161
665
,476
TAKE-UP
Code
W444138
W445883
W500509
W452021
W472787
W445881
W500801
W445866
W328809
W502443
W502445
W453583
W501209
W500478
W462919
W445872
W445871
W501009
W453584
W501187
W453585
W501010
W462978
W466886
B
508857
W500048
W466880
W466874
W469858
W466882
W469196
W469188
LEVER
- K
No.
&
NEEDLE
^
^
¥ U
^ W
^ n
m
7 X
^ 7 > >
ij'
>»U
m m w
n m
^ X. $4
T- — t"
Si^j:
m
it
^ C
7- -y h
m m m-
^ ¥
ta
m
SS
rt
tR
¥
ta
M
ta
W
td
^ T ^
it
m
tz
7 ^ —
"7
(
BAR
RB
2.5«ix240
15/64(28)x12
ta
h
>4^x23x1/50
1/4(24)x8
m
1/4(24)X16
5/16(24)
U
5/16(24)x26.2
2.595X78
C
1/8(44)x6
U
3/32(56)x4
$
9/64(40)x3.5
#
ROCK
^
MOTION
Oil
Set
MECHANISM
wick
pin
Name
of
Part
Screw (for. Fig.ICQ)
Thread
Thread
Slide
Crank
Needle
take-up
take-up
ring
Felt
(for.
pin
Connecting
Square
block
Connecting
bar
lever
lever
Fig.103)
link
stud
rocking
shaft
Pin (for. Fig.107)
Set
screw (for. Fig.110) & (for. Fig.112)
Bushing
Needle
bar
rocking
shaft
Bushing
Screw (for. Fig.114)
Connecting
Nut
Rocking
Screw
Oil
wick
Guide
Screw
Screw
Needle
Needle
Set
screw
Needle
Needle
Spacer
(for. Fig.
shaft
(for. Fig.
plate
(for. Fig.
(for. Fig.
bar
bar
(for. Fig.
bar
bar
crank
117)
connecting
116)
119)
122)
holder
holder
holder
holder
supporter
125)
stopper
crank
rod
Amt.
DN
275
-10
3 3
1
1
1
1
1
1
1
1
1
1 1
1 1
1
1
1 1
1 1
1
1
1
4
1 1
1
1
1 1
4 4
req
DN
275
-20
11 #
Remarks
1
3
1
1
1
1
1
1
1
1
6
1
1
1
1
1
4
1
1
N25-8
:dn-275:
