SPECIAL
SEWING MACHINE
&
FOR
CARPET
OVEREDGING
AK-2500 SERIES
(
FOR
BAGS, AND EXTRA HEAVY MATERIALS,
RUGS, BLANKETS JUTE, POLYPROPYLENE
ETC)
INDEX
1
Setting up
Threading
Obtaining
Cutting
Carpet guide ....................................................................................................................
Adjustment
Setting
Adjustment
Adjustment
List
of
Yarns & Feed
Presser
of
of
correct
device
of
number
chain
foot
the
machine
lower
of
of
after
guides
dog
............................................................................. : ..................................... :.· 23
looper ............................................................................................... 7
sti
· ch ................................................................................................... 9
.................................................................................................................
Ioopers ............................................................. .-.......................................
of
stitches .........................................................................................
needle
replacement
......................................................................................................... 18
................................. , ..................................................... : .....................
and lubrication ...................................................................... 5
bar
............................................................................................... 15
of
hooks····························································-···········
11
12
13
14
16
22
Knives ..................................................................................... : ........................................ 24
Needles ............................................................................................................................ 25
foot
Presser
Needlebar
Feeddog
Lower
Upper looper
C
u
Crank
Fitting a puller (option) .....................................................................................................
Setting
looper
....
d . h · · 37
t
Ling
shaft
of
mechanism
movement
movement
mechanism
mechanism
ev1ce
length
mec
.......................................................................................................................
of
stitch
................................................................................................. 27
...................................................................................................... 29
........................................................................................................
.................................................. _ ..............................................
................................................................................................
an1sm
........................................................................................ ·····
device
(option) ......................................................................
31
33
35
39
41
48
3
FITTING
INSTRUCTION
Needle
FOR
YARN
yarn~--
STAND
_
Looper
yarn
.
27
PRESSER
FOOT
ASSEMBLY.
25773
25761
-~5590V
·
-......
25762
25590
·
25573
25572
l
0 25579
2ssa
2557
25833
25833V
PRESSER
FOOT
MECHANISM
25558
25558AS
25558AV
25558V
Set
25559A
25559
25559V
25559R
25560
25560V
25561
25561V
25571
25571V
25571YL
25571YLE
25572
25573
25574
25575
25575A
25576
25576V
25577
25578
25578V
25578YL
25579
25580
25581
25581C
25582
25582V
25583
25583V
25584
25585
25586
25586V
25587
25590
25590V
25656
25657
25657V
Needle
Finger
Screw
Screw
Needle
Needle
.
Screw
Washer
Chain guide
Screw
Thread
Screw
Frame
Screw
Screw
Nut
Lever
Bushing
Bearing
Regulating
Label
Regulating
Screw
Foot
Rise
Screw
Screw
Ro
Ro
Presser
Return
Presser
Screw
Presser
Screw
Spring
Holder
Connecting
Screw
Fol
Ch
Screw
Upper
Upper
Screw
l I
I I
i
a in
plate
guide
guide
tension
shaft
Ii f ter
lever
er
er
stud
spring
for
um
cutter
knife
knife
complete
screw
screw.
spring
foot Ii
foot
arm
foot
parallelism
rod
holder
25658
25658V
25659
25660
25660V
25661
25662
25663
releaser
Set
25760
25760
25761
25762
25764
25765
25766
25767
holder
25768
25769
25770
fter
lever
25770R
25571
25772
25773
25833
25833Y
25835
25835V
25836
25836V
Positioning
Screw
Slide
Shaft
Screw
Feed spring
Screw
Spring
·
Tension complete
Tension post
·Tension
Tensionspring
Nut
Thread guide
Thread guiding ring
Snap
Ro
Bearing
Precision
Washer
Nut
Roi
Thread guide
Protective
Screw
Cover
Screw
Tension holder
Screw
I I
er
!er
block
disc
ring
holder
lever
(1,2mm)
plate
screw
plate
~nen
ordering
whole set
parts
will
marked with a
be
delivered.
·•·
29
25556
BV
NEEDLE
25553
25556 8
BAR
MECHANISM
30
NEEDLE
25545
25545V
25545YC
25546
25547
25547V
25548
25549
.
25549V
25551
25552
25553
25553V
25554
25555A
25555B
25555AV
25555BV
SET
25556
25556
25556B
25556V
25556VL
25556BV
25556YC
BAR
MECHANISM
Needle bar lever
Screw
Screw
Eccentric
Bushing
Screw
Bearing
Bushing
Screw
Connection link.
Link.
Connection
Screw
Guide
Needle bar guide
Needle bar guide
Screw
ScrelY
Needle
Needle
Needle bar
ScrelY
Screw
Screw
Scre1Y
shaft
roller
clamp
clamp
shaft
stud
assembly
25557
255571
25557V
·
SET
25760
25760
25761
25763
25764
25765
25766
25767
25787
25787V
25789
25795
25797
25799
25800
25800V
25800VL
25801
25805R
25837
25837V
Needle bar bushing
0-r i ng
Screw
Tension complete
Tension post
Tension
Tens
Nut
Thread guide
Thread guiding ring
Snap
Thread guide holder
Screw
Bushing
Thread guide
Spring ring
Thread
Thread take-up lever
ScrelY
Screw
Rubber Y-ring
Washer
Tension holder
Screw
disc
on
spring
ring
take-:-up
plate
When
ordering
whole set
parts
wil I be
marked
delivered.
with a
·a·
31
N
_,.
~
.....
,.r,
N
:;
..r,
'°
"'
......
......
"'
..r,
'°
......
C,
,.,
.....
..r,
N
......
,D
N
.....
..r,
....
.....
0
,..,
.....
..r,
"'
"'
N
.....
..r,
.....
>
=
,.r,
.....
c:,
,.r,
......
SET
•
25641
25640
25641
FEEDDOG
Lower
Bearing
Lower
MECHANISM
knife
driving
knife
driving
link complete
link
25641V
25642
25643
25645
25699
25721
25.722
25722E
25724
25725
25726
25728
25728V
25728YL
25730
25730V
25731
25734
257341/
. 25735
25735V
25736
25737
25737P
25737V
25739
ScrelY
Driving link
Lower
Stud
Pin
Feed
Washer
Nut
Bearing bushing
Bearing
Feed
Feed
Screw
Screw
Bushing
Screw
Bearing
Thrust
Screw
Feed
Screw
Stud
Base
Protect
Screw
Feeddog
·
shaft
across
driving
driving
co
11
driving
ion
shaft
regulator
a r
·
rod
lever
lever
SET
25743
• 25742
25743
•
25743YP
25744
25744V
25845
26010
26011
26012
26014
~nen
ordering
whole
Complete feeddog
Shutter
Feeddog
Clamp
Feeddog
Screw
Plug
Shaft
Bushing
Bearing
0-r
i
ng
parts
set will
shaft
screw
marked with a
be
de!
shaft
guide
ivered.
guide
·•·
w
w
25690V
\
2s 5 2ovr-_____
2S5
22
25516
ZIIIIVL
I
1
t;~
'
~
~
~
SET
~ -
('.§,.,.
'· \
•
~(
---._~:I
~-t\
• iy.l \
25520
\
~".J
,,
'·"'
'
"'-.,.
'
"---
'"-."',
11121
~\
2551SV
2 5
690y______ ~ .
I
i
25852
/
25690
25686
25516
·
~~~
25511,
34
LOWER
SET
25511
"
25514
25515
25515V
25515VL
25516
25518
25518V
25518VL
SET
25520
25519
"
•
25520
25520YP
25521
25522
25523
LOOPER
Connecting
Bal
I
Small
Screw
Sere\\'
Washer
Driving
Screw
Screw
Complete
Lower
driving
Looper
Ba
I l
Precision
Nut
Bal
I
joint
looper
MECHANISM
rod
complete
lever
lever
ball
ball
joint
joint
screw
guide
fork
SET
25525
"
25524
"
25525
25525YP
25686
25690
25690V
25692
25802
25803
25803V
25804
25804V
25804YL
25852
25852A
25852V
~nen
ordering
n·hole
set
Under
Needle bearing
Bushing
Screw
Shaft
Thread guide
Thread guide supporting
ScrelY
Thread guide
Screw
Sc
Plug
Washer
Sc
parts
will
looper guide complete
Ba
11
Under looper
Screw
re,,·
re1Y
marked with
be
delivered.
ball
holder
joint
a···
shaft
UPPER LOOPER MECHANISM
--25706V
w
Ul
25692
25GBB
25687
25695
VL
25695
/'
2S84
1S844 B
3
25704V
25704
25686
25698
25686
36
UPPER
SET
25685
*
25685
25685V
25686
25687
25688
25692
25695
25695V
25695YL
25696
25697
25698
25698V
25698YL
25700
25700V
25703
25703R
25704
25704V
25705
25706
25706A
257061
25706V
25843
25844B
LOOPER
Complete intermediary assembly
Intermediate
Screw
Bearing
Washer
Bushing
Shaft
lever
Big
Screw
Screw
Connection
I:.ink
pin
Smal I lever
Screw
Screw
Upper
Sc re.
Washer
Spring
Thrust
Sc
Upper
on
Sticker
Packing
Screw
Plug
Sticker
looper
11·
rel\'
I oope r
window
MECHANISM
lever
link
shaft
plate
~nen
ordering
whole
set
parts
will
marked with a
be
delivered.
...
37
25653
25650
CU
TT
ING
------
~
DEVICE
'p---
y·
\
®--25652
25650V
/
.
J----
25652
V
25546
255!.~
ZSSl~
~
----
<:;~
,,,D----___ 2 5 6 4 5
-~25647V
OVEREDGING MACHINE
38
CUTTING
25546
255468
255468V
25645
SET
25647V
25650
25650V
25652
25652V
25653
25654
25654V
25655
25655V
25697
. Stud
25647
•
25647
25648
DEVICE
Eccentric
Co
11
a r
Screw
Lower
Screw
Slide
Screw
SI i de
Screw
Lower
Lower
Screw
Lower
Screw .
Link
knife
Lo\\'er
Bearing
block
block
knife
knife
knife
pin
MECHANISM
shaft
lever
knife
guide
shaft
bushing
complete
lever
~nen
ordering
whole
set
parts
will
marked with a
be
delivered.
...
Crank
shaft.
w
ill
40
SET
25511
•
25511
25511V
25511
25512
•
25513
•
25514
25604
SET
25511A
25511A
25511B
25604
25608
25601
25601A
25602
25602V
25603
25605
25605P
25605V
25605YL
25607
25607V
25608
25610
25610V
25612
25612V
25612YL
25615
25615V
25617
25620
256201
25620V
25621
25621V
25640A
SET
25641
25640
*
25641
25641V
25720
25720P
25720V
25721
25721V
25722
25722E
25844A
YL
CRANK
Connecting
Connecting rod
Clamp
Clamp
Ball
Bal
I
Ba
I I
Bearing
Complete rod
Rod
Stud
Bearing
Pin
Bearing
Bearing ·
Crank ·
Screw
Pin
Crank
Protection
Screw
Screw
Crank
Screw
P·in
Crank
Screw
Crank
Screw
Sc
re,r
Crank
Screw
Ring
Flange
0-ring
Screw
Pu!
ley
Screw
Washer
Lower
Bearing
Lower
Screw
Eccentric
Proection
Screw
Feed across
Screw
Washer
Nut
Plug
SHAFT
rod
complete
.screw
screw
joint
knife
guide fork
driving
knife
regulator
driving
link complete
link
When
ordering
whole
set
parts
\l'i
11
marked with
be
de!
ivered.
a···
PULLER
260)7
160\6
PULLER
44
25573
25575
255
76
25576V
25577
25
734
2573
4V
2
6010
2
6011
2
601
2
26
014
26016
26016
V
26016
VL
260
17
26018
260019
26020
26020V
26020VL
26021
26021V
26022
26023
26023V
26025
26026
26027
26027V
26027YL
26028
26029
26030
26031
26031V
26032
26033
26033V
26033YL
26034
26036
26037
26038
26041R
26041V
26041L
26042
26043
26043A
26043AY
26044
25576L
25577L
Bushing
Regulating screw
Regulating screw holder
Screw
Foot
Thru
lifter
st
co
11
a r
spring
Screw
Big axle
Bushing
Bearing
Sea l
-Ri
ng
Lever
Scre,r
Screw
Lever
Bushing
Pin
Lever
Screw
Sc
r.ew
Lever
Screw
Wheel
Washer
Screw
Lower
Upper
shaft
shaft
Frame
Screw
Screw
Bearing
Bushing
Bearing
Gear cover
Srew
Pin
Fixation
support
Screw
Screw
Block
Snap
ring
Bushing
Cardan
Lever
Screw
Lever
Bearing
Shaft for levers
Thrust
collar
Screw
Bushing
45
SET
SET
26045
26047
26050
26050V
26051
26051V
26060
26060V
26062
26062V
26054
25916A
26052
26053
26054
26055
26056
26056V
26057
26057E
26057R
26050L
Bearing
Block
Piston
frame
Screw
Cover
Screw
Upper
feed
Screw
Lower
feed
Screw
Pneumatic
Elbow
0-Ring
0-Ring
Piston
0-Ring
Lever
Screw
Pin ·
Nut
Washer
n·heel
wheel
cylinder
(OPTION)
)0':>66
25B~~S 258440
2500
@,R~
J0566V
TAPE
WITH
INSERTION
OR
WITHOUT
KNIVES
SERVICING WORKST AND
0
cc
~
~
0
f-
....J
w
co
47
1..f")
N
<.D
i.n
N
-
~
,-
.
-
a.,
Ol
0
r-
--
- > -
~
a.,
- ·
-0
0 ..c
01
0 0
c
::=
-
0
-
Q.;
48
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