Seiko LTW-27, LTW-27B, LTW-27BM User Manual
SEliC!:.
ILTWI
PARTS
MODEL: L
LIST
TW-27,
278, 278M
1
A
8
c
D
E
F
G
COVER PLATE, ARM SHAFT
'jJ/~-.
15036
s,
A
15039
J:.*iml1~
•
10524
15013
11042
15035
10650
Coo
T 6031
•
15038
15039
,;
'
__J
15037
10551
15058
0==
15059
rttm
15061
15057
8009
•
=--,11006=~
0-13076-Q
•
15003
....
16003 ....
......................................................................................................................................................................
11012
15034
~
10597
LTW-27,
LTW-27BM
11007
15004
9
0
11004
•
10524
10729
278
15086
•...
-.....,
11145!
10571 I
8040
'
.----·-·---·---
: 10847-A
0
: for machin e with belt guard
'"'-JL-
: 10847-B
: for machine
: belt guard
~--~~~-~-~
15006
..........
"'-
8040/
-Q
15007
,...
....
•
1-"
ii-
:
:-:::~~---
--------------------------
only for L TW-27
L
TW-27
10959
10566
·---
·-·
··-
--·------···--
t'f
t.EI!
without
-
--
____________
ITJ#
•
· ···
--·
1
·--;
__ __
.
-~
H
J
K
L
M
N
0
p
a
R
s
T
u
r
10529
10528
!
10682
~-
11160
~
10760
16070
16067
..
..
10612
16~
10728
15038
10726
THREAD GUIDE, TENSION, KNEE I_IFTER LIFTING LEVER
*•·
10685
10685
..
10685
10759
TRIMMING MECHANISM
LTW-27BM
10522
,
iJJ-7-~.
u
15055
10679
'
"'
c
10720
.I & 4139
16066
16069 10c;17
• 0
11437
11009
••
10521
,
D
10524
•10764
~ml1~
10956
10791
10958
10678
A
10679
~
;l
,.,..
16073
I' :
10951
=
10690
\......1
.AIUMml1~
6360
~
..
8044
10725
10563
:·
....
---
....
..
-----
:
§
10506
..
0
10957
10952
FOR
16080 16082
,::,
10574 -
@ @
-
10691
@
10953
'10650
L TW-27BM
10754
..
,
J
16060
................
0
@
10694
•
10514
10562
---
....
-
............
10768 ...
15327
15033
1;524=-
0
10692 12048
-
~
-
10954
16083
16059
10514
10725
-
............
--
..........
---
......
.. -.......... --......
. LTW·27 :
....
LTW-278. 278M
10571
0 0
10697
0
•
10569
0
--
..............
'10712
-
.... --.......... --.. --.. .. .. ..
j------------------
..
: f
. LTW-27BM
:
10712
11156
LTW-27BM
.~";)
0
10697
•
11154
10714
10! 1
~
-10754
16058
41=-16057
I
10517
0
=>-
?'i
15076
10705
16091
"o
16090
16095
16056
I
_,.....o
~
I
f
16093
•
..........
·:
not
necessary for
10706
....,
--·
---------
(;t'f',E!j
10711
10561
10561 10717
10719
16097
-tO
10714
~
u
- o
10718
16085
~
16096
15076
I
16086
-
10561
''
8100
,,
j
16074
10773
SEIKO
'-J10566
SEWING MACHINE CO.,LTD.
TOKYO•JAPAN
'16098
Telex: 2657148 SEIKO
J,
L
TW-27,
r---~----.-----~--~r---~----.-----~--~r----T-----T----~--~~--~~--~----~15~---
NEEDLE BAR MECHANISM
A
B
c
D
E
F
G
H
J
it.JUJ1~
r--
. .
. .
:
: L TW-279M l L
• • -
T"'"'"' ••••
:
:10561 • : 10561 :
:
. . .
:
:
LTW
' ·
..... --. ..
----------
•
10761 n : 10761
not
-·
·r·-~
16009
..............
~
~
:
...... J ....
••••••r• • ...... • ··••
16017:
:
:
-2 7
9M
: L
TW-2
.........
~- --
PRESSER
fiJI.t·mJ~
·-------:
10543
1
necessary
L TW-27BM !
LTW-279M :
for;
1:1:=r-ffl
- - - ~
10537
TW-27,
279
.. ..
............
.....
15031-
• .. .. ,
~
10560
7,
279
..
...........
....
-.J
BAR MECHANISM
;-----.,-<>53_8
: • ; n LTW-27,
[_
. 10541
,110662
i r···· ·
········:········
.j
------·------··--··:
:
10858:16014
!LTW
-27,
L
...................
10548
~
:
:
:
:
0 !
: LTW-279M!!
t
...
···
···
____
------
278
__
1._0~~~:~,,~.
··· ···
Ill
276
: LTW-279M
a
...................
.
5
...........
---
..........
---
10992
16007
.........
LTW-27,
LTW-279M
...
10532
:. ----.
-----.
--~1
-~;di;---
15304
LTW-27,
16008
····
····
............
110540 L TW-27,
: 10611
. .
::
clamp'11204
..
279!:
it~
j i (see GAUGE LIST) l
··-··;
L-~--
105351
......
........
..... --.... ....
LTW-279M :
:
~-----···-·······-·
..
. .
. .
. .
. .
..
..
. .
. LTW-27BM
: :LTW-279M
:
~-··
----
279
•
~-·
···-·
?'-:/!j!f>tP.ft
• • •
··-•••
11194
•1
279
16072
only for
...............
..
-·---
·-:
:
(~")
.
• ;
!
-~---•_:
10535
:
U>fh.
--
....
'.
c-
L
110660
M
N
10857
~
10549
J10532
:
- :
10761! 16013
10539
LTW-27,
! LTW-278M •
. .
. .
. .
0
. .
......
-
......................
278J
.... ....
. .
L
....
• • •
:
!
(see GAUGE LIST) :
·'
-7'-
•••
presser foot
ttll;t~
15635(%")
:;;>f<t<!!!l
! (see GAUGE
:
:
278,
278M 2
FEED MECHANISM
-·
_j _
a
10582
?'-:/~$!!!!
--------------------
11067
0
11066
11071 0
11070.
LIST)
10580
11065
10602
11069
• •
----
10636 10778
.
- -----·--
0
10522
I
11163 -
~
l)
lt.tJJIIJ~
10578
- .
10581
•
10658
:···-------·---- ---
only for L TW-27
LTW-27U>ih-
------:
@ 12011
• 10597
-10596
Q>10599
A
10598
I .
"-·--
•
8-10764-8
CJ
-10593-
10587
10588
• 10761
•
11068
11162
..
---
-----------
----
3036
0
10519
r
---
11071 0
11070.
--------
IIIII;
.615027
..
....
---
•
~
10763
11069
••
------
10758
.....
·
---.--
=
-·-·
10773
0
10779
--
··
15017
0 0 •
3036
15018
1
11068
. -
10571
\
:
~
!10668
·""
15016
r
8105
10756
10758
-=
!
10754
10522
11166
1.
-=
8014
3085
•
& 6031
0
p
Q
R
s
T
u
v
LOWER
"f'*!Vl1~
·--
- --
•
11080
SHAFT
10944
------
10950
u 10571
• I I •
1
0630 1 0629 1 0630
MECHANISM
0
11085
.11069
-
--
10729
;s;a
10522
•10765
15526
u
T 10671
~
10673
;:::;:>
10674
]
u 10571
010567
10607
• •
0
15611
8
10612
II
Jl
010608
10609
I I I
11959
11960
REVERSE STITCH MECHANISM
il&
La\.'
11954
11962 11955
10766
iil
11950
iiiii
-
"
11958,.
i
•
001~
10754
11
111961
I I
I
11953
.L
•
11953
"-
I j /
...J~
not
necessary for L TW-27
TW
-27 1:
L
10842
~
'10754
11957
:r-
1!!
15208
~6.,.
-
11954
11952
Oi
10773
~
.
11953
4135
10754'
41350-
0-
.,
-
'
10404
11949
11949
10802
10844
11948
...
I
'
••
10566
10845
1
11944
11945
'
..
•
11947
10712
..
11943
..
10712
10806
(i
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