ZOJE ZJ8800A User manual
Z..JBBOOA
HIGH-SPEED
LOCKSTITCH
SEWING
MACHINE
OPERATION
MANUAL
PARTS
BOOK
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Jl
~il
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mn
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61
ZOJE
SEWING
MACHINE
CO.
, L
TO.
From the library of: Superior Sewing Machine & Supply LLC
INSTRUCTION MANUAL
To
getthe most out ofthe manyfunctions ofthismachine and operate it in safety, it is necessary
to use this machine correctly.
Please read this Instruction Manual carefully before use.
We
hope you will enjoy the use of
your machine for a long time.
Please remember to keep this manual in a safe place.
1. Observe the basic safety measures, including, but not limited to the following ones, whenever
you use the machine.
2.
Read all the instructions, including, but
not
limited to this Instruction Manual before you
u
se
the m
ac
hi
ne
, In
add
iti
on
,
keep
this
Instruction
Manual
so
that you may read
it
at
anytime when necessary.
3. Use the machine after it has been ascertai
ned
that it conforms with safety rules/standards
valid
in
your country.
4. All safety devices must be in position when the machine is ready for work
or
in operation.
The operation without the specified safety devices is not allowed.
5.
Th
is machine shall be operated by appropriately-trained operators.
6. Foryour personal protection, we recommend that you wear safety glasses.
7. Forthe following, turn off the power switch
of
disconnect the powerplug
of
the machine from
the receptacle.
7-1
Forthreading needle (s) and replacing bobbin.
7-2 For replacing part (s)
of
needle, presser foot, throat plate, feed dog, cloth guide etc.
7-3 For repair work,
7-4 When leaving the working place ofwhen
the
working place is unattended.
8.
If
you should allow oil, grease, etc. used with the machine and
dev
ices to come in contact
with
your
eyes
or
skin
or
swallow
any
of
such liquid by mistake, immediately wash
the
contacted areas and consult a medical doctor.
9. Tampering with the live parts and
dev
ices. regardless
of
whether the machine is powered,
is prohibited.
10. Repairing, remodeling and adjustment works must only be done
by
appropriately trained
technicians or specially skilled personnel.
11
. General
ma
intenance and inspection works
ha
veto
be
done byappropriately trai
ned
personnel.
12. Repair and maintenance works of electrical components shall be conducted by qualified
electric technicians
or
under the audit and gu dance
of
specia
ll
y skill
ed
personnel.
Whenever your find a failure
of
any
of
electrical components, immediatelystop the machine.
13. Periodically clean
thE
! machine throughout the pe
ri
od
of
u
se
.
- 12 -
From the library of: Superior Sewing Machine & Supply LLC
14. Grounding the machine is always necessary fot the normal operation
of
the machine. The
machine has to be operated in an enviorment that is free from strong noise sources such
as high
-f
requency welder.
15. An appropriate powerplug hasto be attached to the machine by electric technicians, Power
plug has to be connected to a grounded receptacle.
16. The machine isonly
Clllowed
to
be
used for the purpose intended. Other used are notallowed.
17. Remodel or modify
t11e
machine in accordance with the safety rules/standards while taking
all the effective
safely
measures. We assumes no responsibility for
damage
caused
by
remodeling
or
modification
of
the machine.
18. Warning hints are marked with the two shown symbols.
~
~
Danger
of
injury to operator or service staff
&
l~ems
requiring special attention
-
13
-
From the library of: Superior Sewing Machine & Supply LLC
FOR SAFE OPERATION
~
1. To avoid electrical shock hazards, neither open the cover
of
the electrical box
for
the motor nor touch the components mounted inside the electrical box.
& 1. To avoid personal injury, never operate the machine with any
of
the
belt
cover, finger guard
of
safetydavices removed.
2.
To
prevent possible personal injuries caused by being caught in the machine.
keep
your
fingers, head and clothes away from the handwheel, V belt and
the motorwhile the machine
is
in operation. In addition, place nothing around
them.
3.
To avoid personal injury, never put your hand underthe needle when you
turn "ON" the power switch or operate the machine.
4.
To
avoid personal injury, neverput your fingers into the thread take-up cover
while the machine is in operation.
5.
The hook rotates at a high speed while the machine is in operation.
To
prevent
possible injury to hands, be sure to keep your hands away from the vicinity
of
the
hook
during operation. In addition, be sure to turn OFF the power to
the machine when replacing the bobbin.
6.
To avoid possible personal injuries, be careful not to allow
your
fingers in
the
machine
whe
n tiling/raising the
mac
hine head.
7.
To
avoid possible accidents because
of
abrupt start
of
the machine, turn
I
OFF
the
power
to the machine when tilting the machine head
or
removing
the belt coverand the V be
lt.
8.
If
your machine is equipped with a serve-motor, the motordoes not produce
noise while the machine is
at
rest.
To
avoid possible accidents
due
to abrupt
start
of
the machine, be sure to turn OFF the power to the machine.
9.
To
avoid electrical shock hazards, neveroperate the sewing machine with
the ground wire
for
the power supply removed.
1
0.
To
prevent possible accidents because
of
electric shock or damaged electrical
I component (s
),
tum
OFF
the power switch
in
prior to
the
connectrion/disconnecti
on
of
the power plug.
-
14-
From the library of: Superior Sewing Machine & Supply LLC
CONTENTS
BEFORE
OPERATION·················································································
···16
l.
INSTALLATION··············· ········································································16
2.
LUBRICTION··························································································17
3. ADJUSTING
THE
AMOUNT OF OIL (OIL SPLASHES)
IN
THE
HOOK·················
·17
4.
ATTAClfiNG
THE
NEEDLE·······································································
·19
5.
SETTING THE
BOBB£N
INTO THE BOBBIN
CASE·······································
···19
6.
THREADING THE
MACHIN'E
HEAD····························································
20
7.
ADJUSTING THE STITCH
LENGTH·················································
·· ···
······20
8.
TIIR.EADTENSION······························
·············
....
·····································21
9.
TliREA
TAKE-UP
SPRING····································
..
·························
..
·········
·21
10.
HAND
LIF"TER···
····
··
·········
···
············
...
·········
······
·········
······
·········
···
······
···22
11.
PRESSER FOOT
PRESSURE····································································
·22
12.
ADJUSTING THE FEED
TIMING····························································
···22
13.
HEIGHT OF
THE
FOOT
DOG················
·
·················································
···23
14.
NEEDLE-TO-HOOK
RELATIONSHIP·························································
···23
15.
ADJUSTING THE HEIGHT OF THE PRESSER
FOOT
...
············
...
··················
···24
16.
ADJUSTING
THE
THREAD TAKE-UP
STROKE············································
·24
17.
INSTALLING THE
BELT
COVER··········································
···············..····
24
18.
ADJUSTING THE HEIGHT OF
THE
KNEE
LIFTER·········································
·25
19.
WINDING THE
BOBBIN···········································································26
20.
SPECIFICATIONS····················································································26
-
15-
From the library of: Superior Sewing Machine & Supply LLC
IAttention
required
before
operation
Attention:
To
avoid machine damaging
or
some accident, please do remember:
1.before using the machine forthe first time,please clean itthoroughly,getrid
of
all
the dustand makesufficient lubrication.
2.make sure thatthe voltage is right,and that plug and power source are correctly
connected.
3.ifthe voltage in your country is differentfrom the voltage
of
this machine,please
do notuse
it.
4
..
make sure the running direction
of
the motorwheel is right.
S.during the first month when using this machine,you should run itin the normal
speed orlowerspeed.
--------
----
----
------------
------
----~
Fixing
of
the
machine
F
ig.1
---
B A -
Fig.2 Fig.4
~~
--------------
------~
1.fixing oil tray
1)
oil tray should be put
at
the
four
corners
of
the slot in table plate.
2)
Fix two
arm
cushion"1"to the"A"side
of
oil tray"3"(facing
the
operator).
Fix the
two
stand
bases
"2"
to
the"B"side
of
oil tray"3"(hinge si
de
),
then
fix
the oil tray"3"(picture1,picture2)
3) Plug the hinge"1"into hole
of
bed plate,put the machine head on the table
plate,hinge at the
sink
place and then
fix
the machine head
on
cushions
of
the
four
oil tray corners(picture3,pict
ur
e4
).
attention:
i.n
the packing box ,the rubber cushions fixed at the four corner
of
oil tray is not for any other usage
,j
ust for packaging.
- 16 -
From the library of: Superior Sewing Machine & Supply LLC
2.
LUBRICATION
(Fig.
,
5,6)
WARNING:
Fi
g.6
Turn
OFF
the power before starting the
work so as
to
prevent accidents caused
by
abrupt start to the sewing machine.
1.
Inf
orma
ti
on
on l
ubricat
ion
1) Fill oil pan
<D
with sewing-machine oil (No.10
white oil) up
to
HIGH
mark
A.
2) When the o
il
level lowers
be
l
ow
LOW mark B,
refi
ll
the oil
pan
with the specified oil.
3) When
you
operate
the
machine after lubrication,
you will
see
splashing oil through oil
singht
window
<»
if
the lubrication is adequate.
4) Note
that
the
amount
of
the splashing oil is
unrelated to the amount
of
the lubricating oil.
(
Pr
ecau
t
io
n)
When
you
first operate
your
machine
after
setup
or
after
an
extended
per
iod
of
disuse, run your machine
at
2,0
00
s.p.m.
To
2,
500
s.p.m
for
about
10
minuter
for
the
purpose
of
break-in.
WARNING:
Turn OFF the power before starting the
work
so
as
to
prevent accidents caused
by
abrupt
start
to the sewing
mach
ine.
2.Ad
justing
the
amount
of
oil s
up
plied
to
the
face plate parts.
1) Adjust the amount
of
oil suppli
ed
to
the thread
take
-up and
needle
bar
crank
~
by
turning
ad
ju
st
pin
eD
.
2)
The
minimum amount
of
oil is reached when
marker
dot
A is brought close to needle
bar
crank
~
by turning the adjust pin in drection
B.
3) The maximum amount
of
oil is reached when
mark
er
dot
A is brought
to
the
position
just
opposite from the needle bar crank by turni
ng
the adjust pin in direction C.
I
3.
ADJUSTING
THE
AM
OU
NT
OF
OIL
(
SPLASHES
IN
THE
HOOK
(Fig,7
.8.9) I
WARNING:
Be extremely careful about the operation
of
the machine since the amount
of
oil has
to
be
checked by turning the
hook
at
a high speed.
-
17
-
From the library of: Superior Sewing Machine & Supply LLC
(!)
Amount
of
oil
(o
il
splashes) confi
rma
ti
on paper
~
Pos
i
t
i
o
n
to
co
nfi
rm
th
e amount
of
oil (oil splashes)
~
r
~
~-
~
1
..
70mm
.,
1
Use
any
paper
ava
il
ab
le
regardl
e
ss
of
the
materia
l.
Fig.?
Hook Hook driving shan fr
on
t bus
hin
g
Sed
Close
ly
lit
th
e
pape
ra
ga
in
st
th
ew
all
surface
of
the
oil
r
eservo
ir.
·Pl
ace
the
amoun
t
of
o
il
(o
il
spl
a
shes
)
confirm
a
tion
paper
u
nd
er
the
h
ook.
*
When
carry
in
g
out
the
procedu
re
descr
i
bed
be
l
ow
in
2), re
mo
ve
the
sl
ide
pl
ate
and
take
extreme
cau
ti
on
n
ot
to
all
ow
your fi
nge
rs to
come
in
con
t
act
with
the
hook
.
(
Caut
i
ons
1) If the
mac
hine h
as
no
t b
een
su
ffid
ently
wa
r
med
up
f
or
operat
i
on
,
make
the
mac
hi
ne
run i
dle
fo
r
approxima
t
ely
three
minutes.
(
Mode
r
ate
i
nterm
i
ttent
opera
tion)
2)
Place
the
amo
un
t of oil (oil sp
las
h
es
)
conf
i
rmat
i
on
p
ap
er
un
der
the
ho
ok
wh
i
le
the
sewing
mach
i
ne
is in
operation
3)
Conf
i
rm
th
at
th
e hei
ght
of
th
e
oil
surface
in
the
oil
rese
rv
oir is within t
he
range
between
"HI
GH
" and
"L
O
W".
4)
Con
firm
ation
of
th
e amo
unt
of oil
sho
uld
be
co
mpl
eted
in
five
sec
o
nds
. (Check
the
period
of
t
im
e with a
watch
)
e Sa
mpl
e
showing
the
appropriate
amount
of
oil
Fig
.8
1 1
[
/
s
··~T~~hook
1approx.2mm
Appropriate
amo
~o
n
t
of
oil (smal
l)
S Jlashes of Oil from the hook
I I
[L
I
--1
1
Smm
Ap
prop
ri
ate amount
of
on(large)
e Adjusting the amount
of
oil (oil splashes) in the hook
Fig.9
-
18
-
1)
The
amount
of oil
shown
is the
samples
on
the leftshould be finely adjusted in accordance
with
sew
i
ng
processec
.
Be
careful
not
to
excessively increase/decrease the amount
of
oil in
th
e hook. (If
th
e amount
of
o
il
is too small,
the hook will be seized (the hook will be ho
t)
.
If the
amo
unt of oil is too
much
,
the
sewing
product
ma
y
be
stain
ed
with oi
l.
)
2)
Adjust
the
amount
of
oil in
the
hook
so
that
t
he
oil
amount
(oil
sp
l
ashes
) should
not
change
wh
ile
check
i
ng
the oil
amount
three
ti
me
(
on
the three sheets
of
paper
).
.
1)
Tu
rn
ing
the oil
amou
nt
adjustme
nt
sc
r
ew
m
ou
n
ted
on
t
he
hook
dri
v
ing
shaft
front
bush
ing in
the
"+"
di
rect
i
on
(in directi
on
A)
will increase the
amount
of
oil (oil splashes)
in the hook,
or
in the "-" direction (in direction
B) wi
ll
decrease it.
2) Afterthe
amoun
t of oil in the hook has been
properly
ad
justed with the oil amount
ad
just-
ment
screw
,
make
the sewing machine run
i
dle
fat
approx
i
ma
tely
30
seconds
to
check
the
amount
of
oil {oil splashes) in the
hook
.
From the library of: Superior Sewing Machine & Supply LLC
I
4.
ATTACHING
THE
NEEDLE
(Fig.10)
I
Fig.10
-o
I
c-
,
I
I
WARNING:
A Turn
OFF
the
power
before starting
L.:1!::::::.
the
work
so as
to
prevent
accidents
' caused
by
abrupt startto the sewing
machine.
Follow the procedure described belowto attach
the needle,
after
confirming that the
motor
has
come to a complete stop.
A
needle
of
DP
x 5
should
be used,
Se
l
ect
a
proper
needle
size
according
to the
count
of
thread and the type
of
material used.
1)
Turn
the
handwheel
until
the
needle
bar
reaches the highest point
of
its stroke.
2)
Loosen
screw
@,
and hold
needle
<D
with its
indented partA facing
exactly
to the right in
direction
B.
3)
Insert
the
needle
fully
into
the
hole
in
the
needle
bar
in
the
dirction
of
the
arrow
until
the end
of
hole is reached.
4)
Securelytighten screw
®.
5)
Check
that
long
groove
C
of
the
needle
is
facing exactly
to
the left in direction D.
1.
Notes:The
standard
needle
for
leather
is
DB*S {16-23#);
Another
standard
needle
for
heavy
material
5
is
DB*5
{16-18#)
the
standard
needle
for
light material is DB*1 (9-18#)
I
5.
SETTING
THE
BOBBIN
INTO
-
THE
BOBBIN
CASE
(Fig.11)
I
~-
A
Fig.
11
1) Install the bobbin in the bobbin case
so
that
the thread wound direction is counterclockwise.
2) Pass the thread through thread
sl
it
A, and pull
the
thread
in
direction
B.
By
so
doing
, the
thread will pass underthe tension spring and
come
out
from notch
B.
3) Check that the bobbin rotates in the direction
of
the arrowwhen thread C is pulled.
- 1
9-
From the library of: Superior Sewing Machine & Supply LLC
6.
THREADING
THE
MACHINE
HEAD
(Fig
.
12)
The needle bar should be the highest, Then draw a thread end from the thread holderand thread
it as follows:
Fig.12
7.
ADJUSTING
THE
STITCH
LENGTH
(Fig.13)
A
Fig.13
1) Turn stitch length dial
<D
in the direction
of
the
arrow, and align the desired numberto marker
dot
Aon the machine arm.
2)
The dial calibration is in millimeters.
3)
When you wantto decrease the stitch length,
turn stitch length diai
<D
while
pressing feed
lever
a>i
n the direction
of
the arrow.
-
20
-
From the library of: Superior Sewing Machine & Supply LLC
8.
THREAD
TENSION
(Fig.14)
)
1.
Adjusting
the needle thread tens
ion
1) Adjust
the
needle
thread
tension usi
ng
tensi
on
adjust
nut
<D
accord
i
ng
to
the
sew
ing
specifications.
2) As you turn nut
CD
clockwise
(i
n direction A
).
the needle thread tension will increase.
3)
As
you
turn
nut
<D
counter
c
lockw
i
se
(i
n
direction B
),
th
e tension will decrease.
2.
Adjust
ing the bo
bbin
thread ten
si
on
1) As you turn tension adjust screw
(%)
clockwise
(in
direction C
),
the bobbin thread tension will
increase.
Fig.
14
2) As you turn screw
(bl
counterclockwise (in
L------------------1
Direction 0), the bobbin thread tension will
decrease.
9.
THREAD
TAKE-UP
SPRING
(Fig.15)
3) As you tu
rn
the knob counterclockwise (in
directi
on
B), the stroke will be decreased.
3.
Changing
the
pressure
of
thead
take-up
spring
CD
.
1) Loosen
set
screw
Q),
and remove thread
tension
eD
.
2) Loosen set screw® .
3)
As
you
turn
tens
ion
post
cl
ockwise
(in
Fig.
15
direction A
),
the pressure
wil~
be
increased.
4) As you turn the post counterclockwise (in
1. The width
of
take-up spring is
8-1
Omm
.
If
the . . .
· t · 1
·
th
· t . 1( h direction B
),
the pressure
Will
be decreased.
sewmg ma
ena
IS
m ma
ena
s
ort
needle
'
dth
) 1 I'
ht
th
t k . t . 4. Usus
ll
y, u
pon
the machi
ne
comi
ng
out,all
the
WI , p s
19
en e a e-up
spnng
ens1on . .
and
wide
the
sway
of
it. Otherwise,
pis
do
to
take-up spnng has been adjusted well, Only
oppos
iti
on
. while sew special material
or
special thread,
2. Changing the stroke
of
thread take-up spring it need
to
be adjusted again.
<D
.
1) Loosen setscrew
Q)
.
2)
As
you
turn
tens
i
on
po
st
(])cl
ockw
ise
(i
n
sirection A
),
the stroke
of
the thread take-up
spri
ng
will
be
increased.
- 2
1-
From the library of: Superior Sewing Machine & Supply LLC
10.
HAND
LIFTER
(Fig.16)
Fig.16
1
11.
PRESSER
FOOT
PRESSURE
(Fig.17)
I
Fig.17
12.
ADJUSTING
THE
FEED
TIMING
(Fi
g.18
)
Fig.18
4)
To
delay the feed timing
in
order to increase
stitch tightness, move the feed eccentric cam
in the opposite direction from the arrow.
5)
if
feed eccentric cam adjust too much, it will
cause the broken
of
needle.
1)
To
stop the machine with its presser foot up,
turn hand lifter lever
<D
in direction
A.
2) The presser foot will
go
up about 5.5mm and
stop.
The presser foot will
go
back to its original
position when hand lifter lever
is
turned down
in
direction
B.
3) Using the knee lifter,
you
can getthe standard
presser
foot
lift
of
about
1Omm
and
a
maximum lift
of
about 13mm.
WARNING:
A Turn OFF the power before starting
~
the
work
so
as to prevent accidents
caused by abrupt start to the sewing
machine.
1)
Loosen
nut
Q)
.
As
you turn
presser
spring
regulator
<D
clockwise
(in
direction
A)
,
the
presser foot pressure will
be
increased.
2)
As
your turn the
presser
spring regula
tor
counterclock-wise
(in
direction B
),
the pressure
will be decreased.
3)After adjustment, tighten nut@.
4) Forgeneral fabrics, the standard height
of
the
presser spring regulator
is
33 to 36mm (5 kg).
WARNING:
A Turn OFF the power before starting
~
the
work so as to prevent accidents
caused
by
abrupt start to the sewing
machine.
1)
Loosen
screws
a>
and
O)
in
feed
eccentric
cam
<D
. Move the feed eccentric cam in the
direction
of
the arrow or opposite direction
of
the arrow, and firmly tighten the screws.
2)
Forthe standard adjustment, adjust so that the
top surface
of
feed dog and the top end
of
needle eyelet are flush
with
top surface
of
throat plate when the feed dog descends below
the throat plate.
3)
To
advance the feed timing in order to prevent
uneven material feed, move the feed eccentric
cam
in
the direction ofthe arrow.
-
22-
From the library of: Superior Sewing Machine & Supply LLC
13
.
HEIGHT
OF
THE
FEED
DOG
(
Fig.
19)
Fig.19
14
.
NEEDLE-TO
-
HOOK
RELATIONSHIP
(
Fig
.
20
)
Fig.20
WARNING:
I
~
@
=s_---
'D'
-
"""
~
.;>
G
I I -- - ®
....__.
, I -.
~
,'
~
'.
:
~
:
0 I
' '
·.·.
-
_-_
-_.
t.·. ' ; ,
...
-
..
-
A Turn OFF the power before starting
~
the
work
so
as to prevent accidents
caused by abrupt start to the sewing
machine.
1.
Adjust
the
timing
between
the
needle and
the
hook
as
follows
.
1) Tum the handwheel to bright the needle bar
down
to
the lowest point
of
its stroke, and
loosen set screw
CD
.
(Adjusting the needle bar height)
2) Locate the needle
he
i
gh~
. .
a. whi
le
using DB needle, ahgh
marl<er
hne
A
w1th
the bottom end ofneedle bar lower bushing 3,
then tighten set screw
1.
CAUTION:
&Be
carefu
l
not
to
move
t
he
feed
eccentric cam too far,
or
else needle
breakage may result.
WARNING:
~
Turn
OFF the power before starting
the work so as to prevent accidents
caused by abrupt start to the sewing
machine.
1) The feed dog is factory-adjusted so that it just
out from the throat plate surface 1.15mm to
1.25mm.
2)
To
adjustthe height
of
the feed dog:
CD
Loosen screw@
of
crank
eD
.
®Move the feed bar up
of
down to make
adjustment.
~
Securely
tighten screw
(%)
.
(C
autio
n)
If
the
clamp
i
ng
pressure
is
i
nsufficient
,
the
forked
portio
n
will
wear
out
a Feed dog
b.
Needle plate
3)
The
feed dog
for
l
eather
heav~
material
must be adjusted
1.
15-1.25mm h1gher than
needle plate.
The
feed dog
for
mi
d-heavy
mater
ial
must
be
0.8-0.
9mm
higher
than
needle
plate,
while
sew
thin material,
the
suitable height is
0.
7-0.8mm.
b.Wh
il
e usi
ng
DAneedle. a
li
gn
marl<
line C with
the bottom end
of
needle bar lowerbushing 3,
then tighten set screw 1.
3)
Locate the hook position.
a. While using DB needle, loosen the two hook
set
screws
,
tum
the
hand
whee
l,
and
a
li
gn
market
li
ne
B
on
ascending
needle
bar
2
with
the
bottom
end
of
needle bar lower bushing 3.
b. Wh
il
e using DAneedle, loosen the two hook
set
screw,
tum
the hand
whee
l,
and
a
li
gn
marker
li
ne
D
on
asend
i
ng
needle bar 2
with
the
bottom
end
of
needle
ba
r lower bushing
3.
4) After making the adjustments mentioned
in
the above
steps
, align
hook
blade
po
int@
with
the
center
of
need
le® .
Provide
a
clearance
of
0.06mm to 0.15mm (reference
value) between the needle and the hook, then
securely tighten setscrews in the hook.
(Cauti
on
)
1.
If the clearance between the
b
l
a~e
point
of
hook
and
the
needle
IS
smaller than the specified value, the
blade point ofhook will
be
damaged.
If
the
clearance
is
l
arger
,
stitch
skip-ping will result.
2.
Use
a
hook
of
the
same
part
No.
when
replacing your hook with a new one.
-
23
-
From the library of: Superior Sewing Machine & Supply LLC
15.
ADJUSTING
THE
HEIGHT
OF
T.HE
PRESSER FOOT (Fig.21)
Fig.21
WARNING:
A Turn OFF the power before starting
~
the
work so as to prevent accidents
' caused by
ab
rupt start
to
the sewing
machine.
1) Loosen setscrew
X;
. And adjust the presser
foot height and the angle
of
the
presser foot.
2) After
ad
justment, securely
tighten
the
setscrew
(1).
16.
ADJUSTING
THE
THREAD TAKE-UP STROKE (Fig.22)
Fig.22
WARNING:
A Turn O
FF
the power before starting
~
the
work so as to prevent accidents
' caused by abrupt start
to
the sewing
machi
ne.
1) When sewi
ng
heavy-weight materials, move
thread guide
CD
to the left in direction A to
increase the length
of
thread pulled out by
the thread take-up.
2) When sewing light-weight materials, move
thread
guide
<D
to the
right
in
direction
B
to
decrease the length
of
thread pulled out
by
the thread take-up.
3) Normally, thread guide
<D
is positioned in a
way
that marker line C is aligned with the
center of the screw.
17.
INSTALLING
THE
BELT COVER (Fig.23,
24,
25)
fi
I
I
liT
Fig.23
1. Installation procedure
1) Drill four guiding holesA and B for wooden
screws
in
the table.
2)
Install
belt
cover
support
CD
in the
taped
hole
in
arm.
3) Pass the handwheel through the hole
in
belt
coverA
Q),
then set the handwheel on the
arm. At this time, you can smoothly install
th
e handwheel diagonally
from
the rear
of
the
han
dwhee
l by t
il
ting be
lt
cover
A
Q)
as
illustrated in the figure.
4)
Place
belt
cover
B
Q;
on guiding
holes
A
and B.
5) Fix belt cover A
Q)
on the arm using screws
®,
(i)and
washer
@,
At
this time, tighten
screw
®
with
a ti
ghtening
torque
of
-
24
-
From the library of: Superior Sewing Machine & Supply LLC
Fig.24
Fig.25
of
30
kgf
/cm
and
screw
~
with
a
tightening
torque
of
25 kgf/cm. Ifyou tighten further these
screws, the securing state
of
the belt cover will
not change.
6)
Move
belt
cover
B
a:>
backward E until the
rubber section
of
belt
cover
B
~
comes
in
contact with belt coverA (l). Then, further
move the belt cover B in the same direction
by 0.5 to 1mm. Now,
fix
the
belt
cover
B
in
position using wooden screw and washer.
Warnings:1)
For
safty's
needs,
belt
cover
should be installed.
7)
Fit cat
(!)
to
the belt cover
A.
1
18.
ADJUSTING
THE
HEIGHT
OF
THE
KNEE LIFTER (Fig.26,
27)
I
Fig.26
WARNING:
A Turn OFF the power before starting
~
the
work so as to prevent accidents
' caused by abrupt start to the sewing
machine.
1. The standard height of the presser foot lift
ed
using the knee lifter
is
1
Omm.
2) You can
adjust
the
presser
foot
lift
up to
13mm using knee lifter adjust screw
<D
..
3)
When
you
have adjusted the presser foot lift
to over 1
Omm
, be sure that the bottom end
of
needle bara;in
it
s
lowest
position does
not hit presser foot
Q)
.
Fig.27
-
25
-
From the library of: Superior Sewing Machine & Supply LLC
19.
Winding
the
bobbin
------
----
------
--
--------
----
--------~
20.
SPECIFICATIONS
Thread
the
bobb
in
winder
and
wind
the
bobbin thread onto the bobbin
as
illustrated
in t
he
figu
re
2
8.
Application For Light medium-IFor heavy materials I For Leather
heavy materials materials
Max Sewing 5500 RPM
Speed 3000 RPM 3000 RPM
Max Stitch 5
mm
Length
8mm 8mm
Lifting Hand 6mm (MAX.) 6mm (MAX.) 8mm (MAX.)
height Lifter
of
presser Knee 13mm (MAX.)
rfool 13mm (MAX.) 13mm (MAX.)
Lifter
Needle DBX1
9#-18#
DPX5
16#-18#
DPX5 20#-23#
L .
Lubrication oil White oil No.10
Motor power 370W
1.
While Sewing Light materials, the machine
need
to
change the presser foot, needle bar and feed
dog and do some adjustment.
2.
Machine with "R" added is using roller presser foot.
-
26-
From the library of: Superior Sewing Machine & Supply LLC
To
order
or
further information, please contact:
* Please
do
not hesitate to contact
our
distributors
or
agents in your areas for further information
when necessary.
* The description covered in this instruction manual is subject to change for impr?vement
of
the commodity without
not
ice.
-
27
-
From the library of: Superior Sewing Machine & Supply LLC
•itt::J.M
PARTS BOOK
The machine with "R" added
is
using roller presser foot.
Please confirm the relative applications Ref.No,
part
no.
When buying the
parts
.
-
28-
From the library of: Superior Sewing Machine & Supply LLC
CONTENTS
1.
ffl~5J'ffi.i
4:
Machine Frame & Miscellaneous Cover Components··...................30
2.
3:.~J1.:}jt~ff5J-ffi.f4:
Main
Shaft &ThreadTake-up Lever Components...............33
Driving Shaft Components...........................................................................
35
4.
ffiM415J-ffi.f4:
Presser Foot Components..............
..................................
.........
39
5.
~*451-ffi.i4:
Feed
Mechanism Components..............
..........
.
..
·········.........
..
....
40
6.
fji]~5J-~14:
0il
Lubrication
Co111ponents
..
.........
...
.....
.......
.
..
......
.........
.........
.
43
7.
~filft5J-ffi.f4:
0il
Reserv
oir
Components........................
........
..................
.......
45
8.
&:iW~~i1~~51-~fH4:
Belt
Cover & Thread Stand Components........................47
9.
~~
R
~~ffiM411fJ.1H4:
Modei
"
R
"
Presser Rollar Special Accessory............
..
....
..
.
49
10.
~f4:
Accessories
..................
..
.............
..
........
..
............................
.. ..
..........
51
-
29
-
From the library of: Superior Sewing Machine & Supply LLC
1,
m
76
7t!L-flf
Machine frame & miscellaneous cover components
8
35 f
3e r
--
0
-------2Y
I •
,,
I
•>
I
l3s:5LC) l
I I
I
39
b-._
I
I
~
I
140
---
- I
L
____
_
_____
J
74
-
30-
From the library of: Superior Sewing Machine & Supply LLC
Table of contents
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