Yamato AZ8500 Parts List
I LLUSTRATED SPARE PARTS L I ST
FOR
SUPER HIGH SPEED
SAFETY ST I TCH MACH I NE
WDELS & DEVICES
AZ8500G-A
AZ850IlG-C
AZ8500G-A-53 AZ85ODG-C-53
AZ8505G-A .
AZ8520G-AY
-Kl -c-
AZ852OG-AY-50
How to use this Parts List
The illustrations on this Parts List are drawn on the basis of AZ8500G-A4
with Flat Knife.
The items from No.1 to No.13 contain the standard model.
The following items included No.14 contain the submodel and Devices.
The dimension of Collar on this Parts List shows Inside diameter X Outside
diameter X Width.
cxp i ana t i:on ‘0 f
C 1 means this part is changed from the previous Parts List.
Inside of [ 1 shows the previous Part No. and the shape of screw or the like.
+ means this part and model is added to the previons Parts List.
How to -..p’l’ac~ . . a$ .:g r-de!. . . for .I,: the pa r.ts
$r When placing an order for the parts from this Parts List, please clearly state
the Parts No. (e.g.2150210) which you require so that we can deliver the correct
parts to you.
$r When the Part No. is “0020004” , please place an order for the part by showing
“0020004” or “20004”.
$r When ordering Air Tube, please inform us of the Part No. and the length.
This Parts List is subject to change without notice.
.Mar k$ :&a r,k&:# t.!: .#w :$ $&j “‘o@.@a:r:~t : &&:).
” “. ‘.”
CONTENTS
El ?A
MISCELLANEOUS COVERS(l)
II
I
,, (2). ............... fl
,, (3). ............... ,, (3) ...... 3
MISCELLANEOUS THREAD EYELETS
YISCELLANEOUS CRANKSHAFT 8 BUSH I NGS
NEEDLE BAR DRIVING WCHANIW
................
l l l l l
..........
l l l l l l
$~/\*-l!M#(l) ...... 1
(2) ...... 2
.
l l
.
. .
l l l
l l l l
. &jgmfi
l l l l l l l l l
zmwIgy -il 88s
. &t###
l l
-
l l l
...
.
l l
4
5
6
KNIFE DRIVING YCHANIa. ............... $x## ......... 7
PRESSER FOOT ECl#NIa ................ #I- ......... 8
UPPER LOOPER DRIVING YCHANISM
LOIER L DOUBLE CHAINING LOOPER DRIVING YECHANISH
FEED DRIVING CONTROL MECHANISM l .
FEED ~lvl~ YCj#NIfl ............... .sIJ&#. ........ 12
l l l l
l l l l
.
l l l
. l .
.
l l l
l l l
l l l
+~l*--rC##
l l l l l l l
7; l 2a3#&--r\“j##
l%%JBBIf$##
l l l l l l
l l l
9
10
11
LlJBRlCATlNG YCwNIa. ............... +a##. ........ 13
EXCLUSIVE PARTS for UPPER KNIFE (Angled Type),
AZ8500=5. ..................... fi,~@jj~~j,@j#j&. ..... 14
AZ85006-A4-53. C5-53 EXCLUSIVE PARTS .
l l l l l l l l
~%z?MMI&!&
l
. l . 15
AZ8505G EXCLUSIVE PARTS(l)
AZlJ;OG-AY EXCL; I VE PA;;:
AZ8520G-AY-50 EXCLUSIVE PARTS
‘Kl”. DEVICE ...................... ‘Kl”$$m .........
‘C” DEVICE ...................... ‘C”#n ........
l l l l l l l l l l l l l l
l l l l l l l l l l
.............. ?PIemm#a@s~ ....
l l l l l l l l l l l l l
’
l l l
sfI~%~~JW$& (1)
II
(2)
’
+tI~~~~~j#!l@&
l l
l l
l l l l
16
17
18
19
20
.21
YISCELLANEOUS SUPPORTING BOARD ............ m&rnfi ........ 22
THREAD STAND ..................... *a*. ........ .23
WARNING LABEL. .................... sey&)b. ...... .24
LIST of MAIN SPARE PARTS
INDEX. ........................ SEJl. .........
...............
%Hi#&‘Jx I-
......
25
.26
MISCELLANEOUS COVERS(l) nrt-Bs(l) 1
Ref. Parts
Na NQ
1 2100006
2 2150210
3 2100014
4 001123
5 00 0644
6 110045
7 2100011
8
160001
9 2100012
10 003637
Description
Clothplate.. . l . . . . . . .,pT;P1/-b.. . . . . .l
Cloth Plate(Lower)
Rubber Cushion
Washer . . l . l . . . l
Spring Washer
Screw(M4-Oe7X12) l l l l l l l . k*Q . . . l
l l l l l l l l l l
Cloth Plate Eccentric Bushing
Scre.(M4-Oe7X4) l l l l l l l . k;iry . . s . . . . . . . . 1
Collar(4xgx6mm) l l l l l l l . 37-e . . . . . . . . . . 1
Screw(l/8-44x2,5) l l l l l l . ~J$Q. . . . . . . . . . . 1
l l l l l l l
l l l l l l l l l
. . . .7y-;/y.. . . . . . . . .5
l l
la
3 P xX-;s-- b (F)
43
l l l l l
3 PZXV- b (T)g%E
XT’!) ~yVy%V-)q
l l l l l
. . . . . . . 3
~~-ITYY’Y~>z
l l l l l l
Amt.
Req.
l l
1
1
3
1
11 2150015 Cloth Plate Spring
12 110012
13
100001
14 110031
15 0020004
16 0020005
17 2100053
18 110016
19
2150026
Screw(M4-0.7X5) l l l l l l l . k*$J . . . l
LockNut . . . . . . . . . . . .pyp-fyb.. . . . . . .l
Stop Screw(M4-0.7X12)
Oil Cap.
()-ring(P28) l l l l l l l l l l l Ol) ‘/y l l l l . . . l . . 1
Top Cover. .
Screw(M4-0.7xl5) l l l l l l l . k$y l . . . . . . . . . .
Top Cover Gasket
l
.
l l l l l l l l l
l l l l
l l l l l l l
20 2100864 Oil Reservoir Gasket
21 2100863
22 006816
23 0032879
24 0033627
25 330014
26 2100875
27 300004
28 120017
29 0020137
30 005075
Oil Reservoir l l l l l l l l l . a%+ . . . . . l . . . . . 1
Screw(l/4-24xg) l l l l l l s . k;itg l
Oil Reservoir Rubber Cushion(Black-colored)@I@~~(~&)
Oi 1 Reservoir Rubber Cushion(Green-colored)@j@=i‘A (@&>
Seal Plug.. . . . l . . l . w .gj&. . . . . . . . . . . .l
Oil Reservoir Positioning Bar
Washer.. . . l l l
Screw(M5-0,8xl5) l l l l l l l l k;i:g l . . . l . . l l . .
Drain Hole Seal. . . . . . . . .p<y+>. . . . . . . . . . 1
Drain Hole Screw(3/8-24X8)
l l l l l l l
3~xY’1/- b/q-$
l l l l l
. . . . . . . 4
l l l l l
.
l l l
l l l l l l
X b yjq*V
l l l l l l l l
+&d]L*+y’;p. + . . . . .1
. . k&l<-. . . . . . . . . . 1
l
k;ibA-Ay+2
$~I~~-I~Y=VY
l l l l l l
l l l l l l l
. . . . . . . . . . 4
l l
#J~+IZIZ$$
l l l l l l l l
. . . 6. .77y\;/+. . . . . . . . . -4
l l l
j@@Z+$g
l l l l l l l l l
l l
l l
1
1
6
1
1
3
1
4
6
1
31 . . . . . .
32 2100004
33 110013
34 300043
35 2100833
36
37
2049401
000726
AZ8500G
‘p
15
AZ8500G
2
'.
-2
MISCELLANEOUS COVERS(2) k rww% (2) 2
Ref. Parts
Na No
- 2150016 1
2
3
4
5
6
7
8
9
10
110013
110001
2150018
170032
000010
2150125
110076
00 0444
2150023
11 110012
12
2150024
13 190015
14
15
16
17
2150025
110106
390167
390165
18 390166
19 2100538
20
0024446
21 001203
22 0020016
23 003637
24 2100024
25 0024095
26 2100855
27 2100703
28 110003
29 2129420
_---
30
31 2100856
32 110054
33
390513
(89 ~~~B~~*cT,~~~~~~(Y-~~~, ~~~~~~)~3;j5Eac;~T~~‘o
Note
:Order for Model Plate must be accompanied by model designation(including
symbols of gauge and devices).
Models
AZ8500G
8505G
85206
Parts No.
Threading Chart
390670
390670
390671
AZ850QC
<
. .
.*
‘.
-.
1
AZ8500G
\
12
25
MISCELLANEOUS COVERS(3)
ti/r(-M%(3) 3
Ref. Parts Amt.
NR No Description
-1 2100035 Feed Mechanism Cover
l l l l l l
2 2100921 Feed Mechanism.Cover Gasket
3 110048
4 2100047
5 2110027
6 2110026 Ball Bearing Holder
7 110013
8 2100318
9
110012
10 150004
Scre.(M4-0,7XlO) l l l . . l
Rubber Cushion
O-ring(P52) l l l l l l l l l l l Ol) yy. . . . . . . . . . 1
Screw(M4-().7x8) l . l . . . . . k;i;g. . . . . . . . . . .
Fan Cover l l v l l . l . . l .
Screw(M$-0.7 X 5) l l l l l l . . kj$y . l . . . . . . . . .
Screw(M4-(),7x6) l . . l . . . . k;i:$? . . . . . . . . . . . 1
l l l l l l l l l
l l l l l l
l l l
. . k$$. . . . . . . . . . . 5
0479 YYj+
. ~~‘J-)JI,<-.
El
j14!I??br’--
45
l l l l l l l l
%!I~&I~---,~Y+>
g%@(q)
l l l l l l l l l
Req.
1
l l l l
1
1
l l l l l l
. . . . . . . 1
01
7
2
11
. . . . . . . .
l
12 2150022
13 2100861
14 0033024
15 0068517
16 330008
17 330000
18 2150017 Fabric Guide Plate
19
20
21
110064
2100918
2100037
22 0036518
23 2100960 Ball Bearing Housing
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
pushbutton l l . l . . l . . l . y~-)~$gf’~. . + . . . . 1
Oil Seal . . l . . . . . . . l . */1’&-;/-jL. . . . . . . . 1
Retaining Ring . l . . . . + . . x by99 \JY l . . . . . .
Pushbutton Spring
Seal Plug. l . . l . . . . . w .s&. . . . . . . . . . . .l
Se.1 Plug.. . . . . . . . . . .s&. . . . . . . . . . . .l
Screw(M4-0.7x8) . . . 4 l . . .k;ir$. . . . . . . . . . .2
Tail Cover Gasket l l l l l l l l @&A--,<y+> l l l l l l 1
Tail Cover . . l . . . . . . . .@+J-J,$-. . . . . . . . . . 1
l l l l l l l l
l l l l l l
s;Syx;/~$jr~~<+
l
;ffis@f@=
Seal Plug.. . . . . . . . . . .s&. . . . . . . . . . . .l
l l l l l
•I\~~>‘JY
24 2100874 Ball Bearing Housing Gasket. l •I~~QY~I~~+Y
25
130003
26 0093528 Looper Thread Pipe Stay
27 0021735 Looper Thread Pipe
Screw(M4-0.7x7.3) . l . . . . l k;f:g. . . . . . . . . . .
l l l l l
l l l l l l l
&$j~qd/r’zs
&~Y$I’?‘=
l l l l
l l l l l l
l l
+ l 0,
l
l l l l l l l
l l l
.
. . l 1
l l l l
.
l l
l l l l
2
. 1
1
01
3
1
1
AZ8500G
4
8
2
-fm&L.
11
;
.
1
10
_-
f -I
2-----O
hZ8500G
18
YfJQ . .
. . . .
c
?30
CD0
v l l
l
gzi
. . . .
. . . .+*-. . . .
rpwwwwwwwww
owco4mcncpwpu-
*
2
R ti
ij
. . . . ..-..-
. . . . . . . . . .
. . . . .-. .-
z
0
.
m
W
. . . . .
r
CD
r.
Lz v A%
CD
.
. . . . . . . . . .
p3crcrcrcrrwwc-rr
MISCELLANEOUS THREAD EYELETS
Ref.
&
41
42
43
44
45
46
47
48
49
50
Parts
Na
2150151
110091
0020123
190002
0020124
0020125
0020126
000182
0020167
009853
Description
Thread Eyelet Stopper
l l l l l l
u
45
=X&$X FYI<
l l l l l l
Amt.
Req.
1
51
52
53 190000
0020165 Thread Eyelet Bracket
000010 Conical Spring Washer
Screw(M4-Oe7X7) . l . . . l . . k$Q. . . . . . . . . . . 1
54 0020166 Thread Retaining Finger
l l l l l l
l l l l l
l l l l l
55 2150111 Thread Retainer Plate Support
56
2150112 Thread Retainer Plate
57 2150113 Thread Retainer Spring
58 170046
59 2150027
60
0093303 Looper Driving Shaft Oil Seal
61 2100229
Screw(M2-().4)(4) . . . . . . . + k;i:Q . . . . . . . . . . . 1
Looper Holder Cover
Looper Holder Cover Spacer(Rubber) AJ--,~~;~~A-~&-+JI62 2150119 Looper Thread Eyelet(Left)
63 110035
64 2150123
65
2150120 Lower Looper Thread Eyelet
Screw(M4-0.7XlO) . l l l l l l . k*v. l . l
Thread Eyelet Support
66 2150121 Upper Looper Thread Eyelet
67 000014
68 110026
69
130021
Washer.............7~‘;/~.. . . . . . . . . 2
Screw(M3-().5x6) l l l l l . . . k*g. . . . . . . . . . .
Screw(M4-(),7x6) . . . . l . . . k$Q. . . . . . . . . . . 1
l l l l l l
l l l l l
l l l l l l
l l l
l l l l l l
l l l
l l l
* Ref. No. 1 to 40 l **** See the preceding page.
IX&~*
•JllA$7~9~
l l
*$$fi
MWl+&
l l l l l l l l l l l
rJ$Wl~Jll.L~
/j~~~HW~
•IL-I~*&A-
l l
IL-IG&~-~‘II&--/L
IL--,<&@(Z)
+&~I@~&=
7;1~-~~&$j
JzIL-I~&~
l l l l l l l l l
l l l l l l l
l l l l l l l l l l
l l l l l l l l l
l l l l l l l l
l l l l
l l l l l l l
.
l l
l l l l
l l
. . . . . . . 3
l l l l l l l l
l l l l l l l 0, 1
l l l l l l l l
1
1
1
1
1
1
1
1
1
1
1
1
2
AZ8500G
MISCELLANEOUS CRANKSHAFT & BUSHINGS zmkcwu91~~
Ref. Parts
JJQ- lb
1 2150214
2 160007
3 2110181
4 160001
2110184
5
2110183
6
7 0093090
8 3100129
9 2150096
10
2150038
Description
Machine pulley . . . . . . . . . < -+J~;;P- iJ . . . . . . . . 1
Screw(MG-lx6). . l l l l l l . . Ifi* . . . . . . . . . . .
oil Cooling Fan. l l . . . . . .
Screw(M4-0.7X4) . . . . . . . . k*Q. . . . . . . . . . . 5
Corrugeted Washer
Mechanical Oil Shield
l l l l l l l l
l l l l l l
Crankshaft Ball Bearing(Right) l $-IL~Y!I YY(&)
Bearing Adapter
Oil Pump Driving Worm.
Crankshaft Bushing
l l l l l l l l l
l l l l l
l l l l l l l
El
&a77>.
&@7y-;/~
$#&!I!)
l l l l l l l l l l l
47l) >flg+
9%--A
l l l l l l l l l l
+~~\VZL
l l l l l l l l l
5
Amt.
43
Res.
. . . . . . . . 1
l
. l .
l l l l l l l
l l l
l l l
. 1
. 1
5
1
1
1
1
11 2150180
12
13
2100111 Crankshaft Counterweight
110036
14 160027
15 2100872
16
17
2120537 Double Chaining Looper Thread Take-up$$a*iba
2100410 Thread Take-up Pin
18 2150039
Crankshaft . . . l l . . . . . .
l l l
Screw(M3-0.5x6.5) . . . . l
Screw(M3-0.5x3) . . . . . . . . s*v. . . . . . . . . . .
Crankshaft Ball Bearing(Left)
l l l l l l l
Crankshaft Bushing
l l l l l l l
37if‘~3-;/~7j..
.~qy~~tfz/f b
. . . . .1
l l l l l l
1
. l k*g . . . . . . . . . . .2
5
l l
zl?--/Ld7!I >y((k)
l l l l l l l
#IWJ+&~VV
rJ\Yy -2~ l .
l l
l l l l l l l
l l l l
.
l l l l
1
1
1
1
19 2100105 Upper Knife Driving Shaft Bushing(Right)k% z&?Y.-;/zL (&) 1
20
21 2100117
22
23
24 003636 Cap Screw(5/16-32x3.5)
25 000526
26 2150040
27 310109
28 2150041 Needle Bar Bushing(Lower)
2150043 Upper Knife*Feed Bar Driving Shaft Bushing 1jX&~!jQYy?~
Upper Knife Driving Shaft Oil Seal &%X@&/~IL-Q-IL
2150049 Needle Bar Driving Shaft Bushing(Right) ##?*3HjyV~($) .
2150048 Needle Bar Driving Shaft Bushing(Left) ##3~3Qjy?~(&)
l l l l
Gasket . . . . . . l . . . . . ./<y+y. . . . . . . . . . 1
Needle Bar Bushing(Upper)
OilWick l l l .,a l . l . l l .j@g. l . . . . . . . . . -1
l l l l
l l l l
l
s;i:g
l l
.
@~-#Y~~;/zL (k)
&#&YYVZL(~;)
l l l l l l l l
29 2150046 Upper Looper Driving Shaft Bushing(Front) &*lyY~(fi)
30
2150047 Upper Looper Driving Shaft Bushing(Rear) &-l~&‘yz/~(#)
l l l l l l
l l l l l l
l l l
l l l
l l l
l l l
l l l
l l
2
1
1
1
1
1
. 1
1
1
31 2100272 Looper Driving Shaft Oil Seal l •IL--)Q#&zI-/~IL-V-I~
32 2150044 Lower Looper Driving Shaft Bushing(Front) ~;IJ-IB~~~z(@)
33 2150045 Lower Looper Driving Shaft Bushing(Rear) 1;ti-/~~y:J~(@)
34 0077301
35 2100412
36
37
38
39
40
2100413 Double Chaining Looper Shaft Bushing(Rear) 2f~l+~#~y~~(~)
2150042 Feed Bar Driving Shaft Bushing(Left) ~!I$&Y~>zL(&)
2150069
2100414 Looper Rocker Shaft Bushing
2100417
Looper Shaft Oil Seal
Double Chaining Looper Shaft Bushing(Front)2$@/M#?yVz(#
Seal Plug.. . . +. +. . . . .$j#. . . . . . . . . . . .l
Seal Plug.. . . . . . . . . . .s&. . . . . . . . . . . .l
41 2100098 Control Lever Shaft Bushing
l l l l l
l l l
l l l
•IL--)Q~@$/~IL~;/--IL~
IL-IC$~VJ@$@+~\VZL
~!I~j’!#jti~~-&-rfy~;/~
l l l l
l l l
l l l l
l l
l l
l l
l l l
l l l l
l l
1
1
1
01
1
1
1
2
1
42 2150050 Needle Bar & Needle Bar Bushing, C. Set $#$$*$j$-@j$~yV~~(#&L)l
43
2100642
NeedleBar ...........~~............l
AZ8500G
9
Y\
=.\
-.
*...
‘.
-.
-.
=..
‘.
‘.
NEEDLE BAR DRIVING MECHANISM
Ref.
&
10
1
2
3
4
5
6
7
8
9
Parts
NCI
2150105
120049
2100144
160002
2100899
120006
2100137
160003
2150054
2150053
Description
Needle Bar Driving Connecting Rod@-##~ y F
11 2100136
12 300008
13 140003
14 2100138
15 2100176
16 310089
17 2150051
18 110006
19 160016
20 2100642
I3
45
l l l l l
.
l l l
Amt .
Req.
1
21 2159111
----
22
23 003637
24 2150057
25 2150058
26 000035
27 110009
28 2100502
29 110001
30 2108050
31
005345
32 2100145
33 110011
34 0032604
35 2109211
36 110002
37 2150035
38 3100370
39 2100152
40 310005
* Ref. No. 41 to 53
*****See the following page.
AZ8500C
NEEDLE BAR DRIVING MECHANISM
Ref. Parts
Ncl No
- 41 2100533
42 310001
43 2100535
44 2100536
45 000393
46 110013
47 320008
48 000567
49 2150150
50 2109212
Description
HR Felt Holder
HR Felt. l . .. . . . . l . . l .HR7rj~jt. . . . . . . -1
HR Felt Holder Bracket, C. Set l HRl@j$~(#$l)
HR Felt Holder Bracket
Roll pin l l l l l l l l . l l l ~-IL~‘J l l l . . . . . l 1
Scre.(M4-0.7)(8) l l l l . . l l #--ye l l l l l . . . . . 1
Fitting Stud(Short)
Seal l . . . . . . . . . . . . .p<y*“J.. . . . . . . . .l
HR Unit Bracket. . l l . . . . . HRs@$$ + l . . . . . l . 1
Needle Guard(Rear) (Double Chain Stitch)/1’>TJ%+(@?)
l l l l l l l l l
l l l l l
l l l l l l l
ti-HH##
Et
45
I-IR?~IL~~+
l l l l l l
HR@~$I$*
l l l l l l l
@-#%$/Lb (%>
l l l l l
l l l l l l
l l l
6
Amt .
Req.
01
01
-1
1
1
51 007627
Screw(M4-Oe7x6) . l l . . . . . kj$Q. . . . . . . . . . .
52 2109210 Needle Guard(Front) (Overlock Stitch) %-&l-~~((Fsii)
53 110027
Screw(M2.5-0.45X3.5)
l l l l l l
lt~$Q
l l l l l l l l l l
* Ref. No. 1 to 40 *****See the preceding page.
l l l l
2
1
. 2
7
6---f=? 7
is \
j3
A28500G
KNIFE DRIVING MECHANISM
Ref. Parts
& NQ
1 2100160
2 120049
3 2100173
4 160002
5 2100162
6 120006
7 2100161
8
9
160003
2150060
10 2100165
Upper Knife Driving Connecting Rod_f:$?p Y F
Screw(M4-0.7x 16)
Driving Lever Pin*
Screw(M4-Os7X5) ........ k;i:Q.
Upper Knife Driving Lever
Screw(M6-lx
Collar(lOX19X9mm)~
Screw(M5-0.8x5)
Upper Knife Driving Shaft
Upper Knife Holder Positioner
Description
12)
% x#l#$
I3
........ k;i:Q ...........
l l l l l l l
JI%~$@~IY’Y
43
l l l l l l l
l l l l l l
.......... 1
l l l l
......... k;irQ
l l l l l l
k%x##@*
........... 1
a?-
l l l l l
l l l l l l l l
0.0
l l l l
........ k$Q. ......... .2
l l l
l
k%t$$*
l l
Jz%z*IL~~‘Y‘J
l l l l l l l l
l l l l l l
7
Amt.
Req.
1
2
. 1
1
1
01
1
11 2100418
12 110035
13 0020496
14 000532
15 110004
16 0093864
17 2150020
18 110012
19 2100174
20 2150019
21 110001
22 2100009
23
2150021
24 0032919
25
2100419
26 110046
27
28
29
30
000688
2100167
2100168
140014
Upper Knife Holder(Flat Type)
Screw(M4-(j.‘j’x 10)
Upper Knife(Flat Type)
........ k$$? ........... 1
l l l l l
l l
~%~SILY(~)
k%Z(q)
l l
Washer.............7~-;/~ .........
Screw(M3.5-0.6)(8)
Seal Plug ........... .s&.
....... k;3:9. .......... 1
.......... .l
Lower Knife Holder Spring Stop l F%Zx,q.~$g@
Screw(M4-Oe7x5)
Cloth Plate Rubber Cushion
Front Cover ........... j$j*)<-.
........ k;i;Q
l l l
@jj@dA
........... 3
l l l l l l l l l l
........ .l
l
. .
l l l
+ l .
l l l l l l l
l l l l
1
1
.1
1
1
AZ8500G
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