Sunshine 3400 Series User manual
SUNSHINE®
Industrial
Sewing
Machines.
MODEL
3400
SERIES
INSTRUCTION
MANUAL
MOD.
3404P
3404PMD
3406PTA
3412P
3412PS
Picture
No.
1.
Finish.
1.
Stitching form
2.
Needles
3.
Threads
4.
Needle number
5.
Needle gauge
6.
Needle
bar
stroke
7. Feed mechanism
8.
Standard stitch length
9. Lubrica
tion
78702. 78704,
78706,78708,
787iO
and
78712
2 needles
to
12
needles
4 threads
to
24
threads
ORGAN
UO
113
11-18
5mm -70mm
34.5mm
Plain
feed
synem
24/l"
-
6/l"
10.
Rotating speed
of
this kind machine
on
60Hz Full automatic oiling system
About
4,500
RPM.
Fig
1
78704
PL
78704 WB 78704 PMD
~
,;,
' ; I
'///
,'_/
,'
t::1t.JI
I ( I I
·--·
-
78706
PL
78708
PL
78712
PL
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
Picture
No.
2.
Setting
the
machines.
The
setting
of
this
machines
is
used a half sink
type
table.
As
for
the
setting
of
table
and stand, pleas.e refer
to
another diagram for setting.
Picture
No.
3.
The
selection
of
the
motor
pulley,
The
relation and comparison between
the
rotating (RPM)
of
ma~hines
and
motor
pulley
siz.e
is
as
following. Please
select
the
motor
pulley accordlt19
to
RPM.
Diameter
of
motor
pulley
R.P.M.
50Hz
60Hz
4,500
105
90
4,000
95
80
3,500
85
70
L
..
Table 1.
Picture No. 4.
The
changing
of
the
needles.
Pleas• s
et
the
needle
to
be
just side against
the
front
as indicated in Fig.
2,
beca
use
the
mechanism
of
this
kind
mach
ines have a
side
moving system.
Since
the
needle
and
looper has
the
close relation, please be careful in chan9it1g
the
needles. The uncorre-ct
setting
needle causes
not
only
the
mis~stitching
and
cunit1g
the
threads
but
also
the
looper breakage.
~-
I
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I: I:
I,
I I:
' I ' ! \
--
,•
-, , , Q
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X 0
Fig 2
2
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
Picture
No.
5.
The
oil
supplying
and
putting
out.
The
most
suitable
oil for
our
all
products
is
the
Sf
oil.
for
putting
out
the
oil. please change oil
at
the
tlme
about
30
days
panes
after
rtarting
to
use. Please
do
the
oil
supplying as belows.
1. Please supply the oil after loosening the siphon•
case
in Fig. 3.
2. As for
the
capacity
of
oil,
the
oil should
be
maintain«I between
the
red lines
on
the
gauge.
3.
Please
check
whether
the
oil
jets
the
siphone case
and
the
lubrication
is
done
completely.
\
~-
-
""
1 I ,
I C ' \
\ )
Fig 3
Putting
out
the
oil.
Pleue
put
out
the
oil after loosening
the
screw E
in
Fig. 3.
at
the
bottom
ot
the oil
pan
.
NOTICE
1• Please
never
fail
to
check
the
oil gauge and maintain the enough oil
before
starting
the
machines.
2.
Please
use
the
genuine
oH
and high quality oil for sewing machines.
3.
If
the
oil
does
not
jet
to
siphone case smoothly and completely
in
spite
of
the
oil filling
much
in oil tank., ptease
check
the
oil
pump
mesh
.
3
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Picture No. 6.
Threading and the
adjustment
of
tension
.
Please adjust correctlyas following Fig.
4.
1.
A,
B,C. 0 is the thread of needle.
2. E, F, G.
Hi•
the t~read
on
looper.
3.
In
threading
to
the
needle, please
thread
right
to
left.
4. As
to
the
adjustment
of
tension,
if
turning
the
tension
disc
to
left,
the
tension
becomes
week,
and
doing
oppositely,
it
beeomes
strong.
5.
In
threading
to
looper,
after
pulling
the
looper
throw-out
actuating
shaft
A In Fig.
5.
toward
the
.arrow
and
then
throwing
down
the
looper
rocker
to
the
front,
and
please
thread
into
the
needle.
Fig 4
'
.I
1/
I I :
I •
, I
i I II '
i ! i ;
'·
i ' I I
,,
.,
i
;
t : .
.'
F
. '
/;
~-
I = I
! G
I
D
B C
Fig 5
4
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
Picture
No.
7.
The
synchroniiation
of
needle
bar
and looper.
The
going and returning l
ooper
synchronization against
the
needle
bar
stroke is as follows.
The
going synchronization
of
l
ooper
is
at
the
time when the needle bar rises
7mm
to
upward from
its
lower end {this
time.
the
top
end
of
looper
must
be far
2mm
from
the
center
of
needle hole. Refer
to
Fig.
6.)
The
returning synchronization
of
looper is
at
the
time when
the
needle bar falls
28mm
to
downwards
from
iu
uppe
r
end
(this time.
the
top
end
of
l
ooper
must
be neces.sar{ 3.5mm distance from
the
center
of
needle hole. Refer
to
Fig.
7.1
A$
for
the
adjustment
of
synchronization, please
do
according
to
following.
1. Firstly.
remo
ve
the
upper base cover and
top
oil cover.
2..
Please loosen
the
looper
front
and
rear eccentric screw E in Fig. 8.
3. When
the
looper
front
and
rear ecc:entric M in Fig
8.
is
moved
to
counterclockwise,
the
synchronization
of
looper
becomes
fatter,
an
d is
done
to
clockwise,
the
$ynchroni:i:ation
of
looper becomes slower.
4. Turning
the
pulley,
the
correct
synchronization
of
looper is selected, please
tighten
the
s.crew
E in
Fig
, 8.
A
t
N
--
N
Fig 6
2-
::!j.Q:0.1
I
K
L
Fig 7
Fig 8
5
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
Tht:
udjunment
of
needle
9uatd
;1gainst
the
needle
b;\I'
tuok~.
;~
11
-.h~
wiablc
distance
0-0,
lmrn
as indic;uP.d in
!~
1J
, ,1,
As
for
the
adjustmen
t, ple:>se
do
as
belows.
1. Loosen the
needle
guard sc:rew
Fin
Fig.
8.
2.
I(
th
r.
diu;11,c1: of nccdli; !Juard l)ccoincs O-O.1mm. plu
au:
tighten
the
screw
Fin
Fig.
0.
Picture No.
9.
The
adjustment
of
needle
bar
height.
Needle
bar
height
of
this
machine
ls
14mm
from
the
surface
of
needle
plate.
Fo, adjusting, please
do
as following
turns.
1,
Rotating
the
pulley
and
raise
the
needle
bar
to
upper
end
and
then
loo:c;
,~n
the
needle
bar
screw
A in Fig.
9.
2.
When the needle
b~r
is
put
down,
tighten
the
needle
bar
screw
A in Fig. 9.
moving
the
needle
holder
so
that
the
needle
cnn
enter
the
center
of.needle
hole.
Pie
tu
re
No.
10
.
The
setting
position
of
needle
llnd looper.
'fhc clc~ranc:c
ol
l'leedle
and
loopel',
it
is
the
most
suitable
to
take
0.
i,run.
Fig
11
Fig
9
A
Fig 10
Fo,
the
adjusting, please
refer
to
the
bl!fows.
1.
Loosen
the
loo
per
screw
C i,l Fig.
8.
2.
Rotating
the
p
ulley,
when
the
clearanc~
of
needle
and
loo
per
becomes
0.1
mm.
and
then
please
tighten
the
looper
screw
C
io
Fig. 8.
NOTICE.
Please
se.t
the
loope
r virti"cally
and
hor
i
tontally
on
looper
rocke
r
because
thee
fooper
of
this
machines
works
the
same
trace.
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
Picture
No.
11.
The
di,tance
of
the
loope,
and
needle.
When
the
needle
bar
at
the
rower end position,
the
di.stance
of
looper
and
needle is 2.6mm as indicated In Fig. 12.
For
the
adjustment
please
do
as following turns.
1. Loosen
the
looper
rocker stoppe.r screw A in Fig.
13.
2.
lo
moving
the
k>oper rocker
stopper
in
Fj,g.
13.
to
counterclockwise,
the
distance
becomes
shorter.
and
moving
to
clockwise,
the
distance
becomes longer.
When
the
distance
is decided
correctly.
please tighten
the
serew A
in
Fig.
13.
Picture
No.
12.
The height
of
feed dog.
At
the
t i
me
when
the
feed
dog
becomes ex.treme
upper
end
posit
i
on
,
th
e height
of
feed
dog
from
the
surface
of
nsedle pl
ate
is 0.
8mm
• 1
.5mm
as indicated in Fig.
14.
For
t
he
ad
j
ustment,
please
do
as
followings.
1. Firs
tly,
looser\
the
feed
dog
1C-rew
C in Fig.
14.
2.
After
moving
the
feed
dog
up
to
down,
the
correct height
is
setted,
please tighten
the
screw C in·Fig.
14.
.Needle plate
I~
f'?2/d
\1
~
I ;
i l
2.St0
1
Fig 12
loope(
rocker
r--
-
,: Looper throw-out actuati~~
L:
.~-~
Fig 13
Feed rocker
li
nk
J
~.J.t:,.>..Jt,,.c.,,..J.t:,.>...
L
t:,.,__,t:,...._,_t:,,_..,t:,.,__._t::,,_..,_[S
._
___
____
___
I
F~d
dog
ho
l
der
Fig
14
7
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
PictUre
No.
13.
The
adjustment
of
feeding
of
dog.
Referring
the
adjustment, please
do
according
to
the
followi"i,
Picture
No.
14.
The
adjustment
of
spreader.
1.
If
turning
the
feed adjusting
nut
8 in Fig
15.
to
the
counterclockwise.
this
nut
is
going
to
be
loosened.
2.
lnturning
the
feed
adjusting screw A in Fig.
15.
to
right,
fHding
becomes smaller and
doing
to
left,
the
feeding
becomes bigger.
3.
The
adjustment
is
decided
correctly.
pleue
tighten
the
feed adjusting
nut
Bin
Fig.
15.
A.
The
correct
distance
between
n
eedle
and
spreader is
0.5mm
•
0.8mm
as
indicated
in
Fig.
16.
As
to
the
adjunment,
please
refer
to
the
following.
1.
Firstly,
loosen
the
spreader
screw
A
in
Fig.
16.
2. Keeping
the
needle
bar
at
the
extreme
lower
end,
and
then
check
the
spreader
whether
being
setted
horizontally,
at
the
same
time,
please
adjust
the
distance
of
spreader.
3.
A
her
the
correct
distance
is
decided,
please
tighten
the
screw
A
in
Fig. 16.
LI
O D 0
0
Fig
16
8
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
Picture No.
14.
The
adjustment
of
spreader.
8.
The
position
between
looper and spreader,
the
correct position
i.s
that
the
right
end
of
spr~er
locates toward right
taking a dlstance 0.5mm from
the
center
of
looper,
at
the
time
when
the
spreader being
at
the
extreme left posi-
tion.
The distance between spreader and looper is 0.1mm. Pleose refer
to
Fig.
17.
As
to
the
adjustment
of
the
above
mentioned
2 items, please
do
as belows.
1.
Loosen
the
retainer bar holder screw A
in
fig
17. and after tighten
it
provisionally.
2.
Rotating
the
pulley and keeping
the
spreader
at
the
extreme
left
position,
please adjust
the
position and
dis--
tance
betWeen
the
iooper and spreader. After
the
position and distance
lS
decided, righten
the
scr.aw
A in Fig.
17.
Fig
17
Picture No.
15.
The
adjustment
of
needle thread take-up.
The
adjustment
of
needle
thread
take-up
is
to
be
done
by
the
kind
of
using threads, and is adjusted by
moving
the
screw E in Fig
18.
up
to
down.
In
the
case
of
threads
whose
tention
is expansible,
the
loop
resulting
in
the
needle hole becomes Jarger,
if
putting
the
needle thread·
take.up
to
upwards.
C
B
Fig
18
9
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
Picture
No.
16.
The
adjustment
of
looper
ret11iner.
The
loop.,.
retainer
is
to
be
odjustod
at
the
time
th•
nNdle
bor is fell
down
20mm from the upper end
position (this time,
the
needle
is
in
the
center
at
the
back
of
looper)
so
that
thl
retainer
bar
ean move
to
upwards.
Foradjusting.
plose
do
as
following.
1. LooHn
the
retainer
ecc.ntric
screw H in Fig.
19.
and
then
tighten
this
$Crew provisionally.
2.
Rotating
the
pulley,
adjust
the
looper
retainer
to
be
correct. This time, in turning
the
retainer
eccentdc
I in Fig
19.
to
counterclock•
wise.
the
looper
retainer becomes
faner.
and
doing
to
clockwise,
the
looper
retainer
becomes slower.
3.
For
the
subtle
adjustment.
loosen
the
screw G
in Fig
19.
and
then
adjust
by
moving
the
retainer
thread
eyelet
up
to
down
.
Picture
No
.
17.
The
synchrot\ization
of
puller.
E
Fig 19
A. The synchr011izin9
of
puller is
that
the
needle
bar
is
at
the
rising
24mm
from
hs
lower
end
positlon.
As
to
the
adjustment
. please refer
10
the
following
turns.
A
B Fig
20
10
1.
Loosen
the
upper
shaft
eccentric
screw 8
in
Fig
20.
and
then
tighten
this
screw provisionally.
2.
Turning
the
pulley,
and
the
correct
synchroniz
•
ing
of
puller
is
selected,
please
tighten
screw A
in
fig
20.
This
time.
if
turning
the
upper
5haft
eccentric
to
the
fr-ont,
the
synchronizing
becomes
faster.
and
doing
oppositely,
it
becomes
5lower.
I
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
Picture
No.
17.
The
syrn;hronization
of
puller
.
8.
As
to
the
puller
moving,
plea$e
adjust
it
as
following
turns.
1.
Firstfy.
remove
the
puller
driving
connecting
cover.
2.
Loosen
the
puller
driving
connecting
ball
ioing
nut
8
in
Fig.
21.
3.
When
the
puller
driving
connecting
ball
joint
C
in
Fig
21.
is
turned
to
counterclockwise,
the
moving
becomes
lesser.
and
is
done
contrarily,
it
becomes
more.
4.
According
to
the
situation,
please
do
adjust
aceordingfy
. B
Fig
21
C.
As
to
the
puller
feeding
adjustment,
please
do
adjusting as follows.
according
to
the
stitch
length
.
¢
/ .
.
,,,,
..
//'/
-
,,,,.·:
/ \'·-.
....
,,,,
,,,,,
,,..
' :
•✓
-'
/ C
!·
..
( ) ·
r-·
i ;
,;(":,
~
~
-~
,
es,
...
:3·:%~
~
~·;.,
.-,,
,:.:•..-.,.
.,::,•::;..~
~.,
~,...
Fig
22
11
1.
Loosen
the
upper
shaft
lever
nut
C in Fig
22.
2. When
the
upper
shaft
lever 8
in
Fig
22.
is
moved
to
upwards,
the
feeding
becomes
lener,
and
is
done
to
downwards,
the
feeding
becomes
more
.
3. Please
adjust
the
feeding
according
to
all
of
the
stitch
lengthes.
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This manual suits for next models
5
