Consew 223R-2 User manual

CONSOLIDATED SEWING MACHINE CORP.
I INDUSTRIAL SEWING & CUTTING EQUIPMENT
CONSOLIDATED SEWING MACHINE CORP.
I INDUSTRIAL SEWING & CUTTING EQUIPMENT
400 VETERANS BLVD, CARLSTADT, NJ 07072
From the library of: Superior Sewing Machine & Supply LLC

From the library of: Superior Sewing Machine & Supply LLC

r ti n instr cti
Warning:
1. All parts designs are subject to revison,and parties to agreements wouldn't be
moticed.
2. Non-Professional wouldn't adjust and maintain the machine except adjustiong
the stitch.
From the library of: Superior Sewing Machine & Supply LLC

INDEX
1, Briefintroduction·.. ··············· .. ···· ..·..·..·.. ·· .... ·.. ·· .... ·..·.. ·· .... ·· .... ·..·..·..·..·..·.. ·· ..· .... ·..·.. ·· .... ·1
2, Main specification.. ···· ..·..·..·· .... ·..·· .... ·..·..·..·:..···..·..·..·..·..·..·..·..·..·· .... ·..·..·..·· .... ·..·· .... ·..·.. ·1
3, Installation· .... ·· .... ·..·..·.. ·· ..· .... ·..·..·.. ·· ..· .... ·.. ·· .... ·· .... ··..· .... ·..·..·..·.. ·· .... ·..·..·..·..·..·..·.. ·· .... ·1
0). Location of the machine ...................................................................................................... 1
(2). Install the arm and oil reservoir..·..·..·..·..·· .. · .... ·..·· ~ ·..·· .... ·..·..··..· .... ·· .... ·..·· .... ·..·..·· .... ·..·· .... ·.. ·1
(3). Install the machine head ...................................................................................................... 1
4, Installing motor ............................................................................................................... 2
5, Connecting the clutch lever to the pedal ................................................................................. 2
6, Installing the presser foot lift control plate····:·· ....................................................................... 2
7, Installing the bobbin winder· ............. · ..... ·..·..· ............... ··· ..... ·..· .................... ·..·..· ........... ·...3
8, Installing the thread unwinder ............................................................................................. 3
9, Preparation ................................................ ··· ...... ······· .................. ··· .................................. 3
(1). Cleaning the machine ......................................................................................................... 3
(2). Examination ...................................................................................................................... 3
10, Lubrication ................................................................................................................... 4
11, Trial run ..................................................................................................................... 4
12, Installing the needle···.. :· .................................................................................................. 4
13, Coordination among the needle,the thread and the material .......................... ; ........................... 5
14, Threading the needle thread ............................................................................................. 5
15, Adjusting the tension of bobbin thread and needle thread ......................................................... 5
(1). Adjusting the tension of bobbin thread..·..· .. ·· ..· .... ·..·.. ·· .... ·.. ·· ..·..".'.. ·· .... ·..·..·..·..·..·..•..····..·..·..·5
(2). Adjusting the tension of needle thread· .... ·..·..··..·..·..···· .... ·..·..·· .... ·..·..·..·..·..·· .... ··..·..·..·..· .... ·..·6
16, Winding the bobbin thread and adjustment ........................................................................... 6
17, Stitch length and forward and backward feeding ................ · ...... · ...... · .... ·..·..· ................ ·· ...... 7
18, Adjusting presser foot pressure· .......................................................................................... 7
19, The function of the safety clutch and its using ........................................................................ 7
20, Adjusting the timing offeed .............................................................................................. 8
21, Adjusting the feed dog height position ................................................................................. 8
22, Adustiong the timing offeed ............................................................................................. g
23, Adustiong the timing
of needle and hook .............................................................................. g
24, The relation between the hook
thread sparate bracket ............... .- ............................................ 10
25, Installing the hook·· ....................................................................................................... 10
From the library of: Superior Sewing Machine & Supply LLC

1. BriefIntroduction
It's designed with sliding lever thread take-up, vertical
rotating hook to produce double lockstitch; gear band
for driving arm shaft and hook shaft, lever type stitch
regulator, compound feed by presser foot, feed dog and
needle. And the clutch safe device
is installed to prevent
the damage.
It is easy for sewing more lays leather with
high presser foot lift, large stitch length and cylinder
bed.
It's widely used for sewing heavy-duty luggage suitcase,
seat cushion, especially for cylinder and curve articles.
It's a essential equipment for edge seaming.
3. Installation
(1) Location of the machine
The machine must be located on rigid and flat floor for
ensuring its smooth operation and reducing its vibration.
Furthermore, a rubber mat should be inserted between
the machine stand and the floor for further reducing the
running noise.
(2) Install the arm bed and oil reservoir(Fig. 1)
At first, the four screw holes of the arm bed should align
the four holes
of the table and should be plunged through
four bolts and tighten the nut. Then put the oil reservoir
on the arm bed smoothly.
(3)Install the machine head(Fig. 2)
At frist, half
of the hings should be made to engage with
the arm bed, then put the head lightly on the base
of the
head and move slightly. The three screw holes
of the hin-
gs
of the head should be made to align with the three
holes
of the hinge and three screw will be tighten and
fixed.
-1-
2. Main specification
Application Medium, heavy and extra
heavy
Max. Sewing speed 2200 s.p.m.
Stitch length 0-5mm
Needle bar stroke 33.2mm
Presser foot lift height 8.5mm by hand
14mm by knee
Needle
DPX17
18#~23#
Rotating hook Standard vertical hook
Lubrication Manual
Motor 370W
Ann bed
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E---+-
0----':--1:-'.u
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4. Installing the motor (Fig. 3)
Align machine balance wheel belt groove A with motor
pulley belt groove B by moving motor C leftward or
rightward. Be sure the belt
is not touched with the table.
5. Connecting the clutch lever to the
pedal (Fig.
4)
1) The optimun tilt angle of pedal A against floor is ap-
propriate
15 degree.
2) Adjust the E clutch
of the motor so that clutch lever C
and draw bar B run in one line.
3) The machine balance wheel should rotate counter-
clockwise for momml sewing when obsered from oppo-
site side
of the balance wheel. The motor rotates in the
same direction. The rotation can be reversed by reversing
the plug
of the motor.
4) Adjust the tension
of V-belt F by moving vertically.
The proper tension ofV-belt
is a slack of 10-12mm when
the belt
is depressed by forefinger.
6. Installing the presser foot lift
control plate(Fig. 5)
At first, the hook A should be connected to the chain B
and presser foot lift lever
C, then put the pedal complete
D on the stand. And move the control plate E leftward
or rightward until the chain becomes on one line. Tigh-
ten the bolts and nuts, finally, connect the finger to the
control plate.
-2-
From the library of: Superior Sewing Machine & Supply LLC

7. Installing the bobbin winder(Fig. 6)
Align pulley B of the bobbin winder with the outside of
the belt C. And there should be a proper clearance be-
tween them,
so that pulley B can be contacted with the
belt when latch thumb lever A is depressed, thereby the
belt can drive pulley B while the machine running. The
bobbin winder should be parallel with belt slit E
of the
table, then fasten two wood screws
D.
8. Installing the thread unwinder
(Fig. 7)
The thread unwinder should be located on the right
backside
ofthe table. Threading should be smooth when
sewing. And the spool rest may not be obstructed when
the machine head
is tumed backward, then tighten wood
screw
C.
9. Preparation
(1) Cleaning the machine
Before the head is packed, all the parts of the machine
are coated with preventive grease, meanwhile the hard-
ened grease and converged dust on the machine surface
during long storage and shipment must be removed by
clean cloth with gasoline.
(2) Examination
The parts
of the machine may by loose and deformed
after long distance transportation with jolt though every
machine is confirmed by strict inspection and test before
delivery. A thorough examination must be performed
after cleaning the machine. Tum the balance wheel to
check
if there are running obstruction, paris collision,
uneven resistance
of abnormal noise. If any of these
exist, adjustment must be made accordingly before
running.
-3-
From the library of: Superior Sewing Machine & Supply LLC

Long goove leftward
X X
b c
10. Lubrication (Fig. 8)
Before running, the machine must be oiled at the places
by arrow as shown Fig.8.
If the machine continues in
operation,
if should be oiled not less than twice per shift.
Please use HA-8 sewing machine oil or TJ-7 machine
oil.
11. Trial run
Trial running is required when new machine is put in to
use or use again after. operation for quite long time.
Please lift the presser foot and run the machine at low
speed
of 1000-1500 s.p.m for 30 minutes, then increase
the speed gradually.
12. Installing the needle (Fig. 9)
Tum the balance wheel to lift the needle bar to its hig-
hest position,loosen the needle set screw 1,make the ne-
edle groove tum to the left side of the operator, fully
insert the needle shank to the bottom
of needle socket,
then tighten the set screw
1.
Note: Fig.9b, insufficient insertion.
Fig.9c, wrong direction
of groove.
-4-
From the library of: Superior Sewing Machine & Supply LLC

13. Coordination among the needle,
the thread and the material (Fig. 10)
The thread should be left-handed . Holding the thread
(shown as Fig 10), twist it upward by right hand, if it
changes into twice, it's right-handed, contrary , it's left-
handed.
Needle number is DPx17,18#
~ 23#. The needle size
should depend
on the materials to be sewn. If the thin
needle is used for sewing heavy material,the needle will
be broken easily, and also will cause skip and thread
broken. On the contrary, the material will be destroyed
for the big needle hole. So please selectproper needle
according to the material.
14. Threading the needle thread(Fig.ll)
Tum the balance wheel to lift the thread take-up lever to
the highest position.
The order as Fig .11: Thread pass-by
pin A-Three-eye
thread guide
B- Thread tension C- Thread controller
plateD-thread take-up springE-Upper thread guide F-
Thread take-up lever- Upper thread guide F- Middle
thread guide H-Lower thread guide 1-Needle
bar thread
guide J-Needle
K.
When drawing the bobbin thread, hold the tip lf the ne-
edle thread by hand,
tum the balance wheel to lower the
needle bar, then lift it
to its highest position. Pull the ne-
edle thread and the bobbin thread is drawn up. Put the
tips
of the needle thread and bobbin thread toward front
under the presser foot.
15. Adjusting the tension of bobbin
thread and needle thread (Fig. 12)
The tension of the needle thread and bobbin thread
should
be suitable. The stitch form shown as (1) is the
best. The abnormal stitch forms shown as(2),(3)will oc-
cur when the tension is tightened or loosened.
(!)Adjusting the tension
lfbobbin thread.
The tension
of bobbin thread should be adjusted accord-
ing to the material.
CDTum the balance wheel by hand to lift the thread
take-up lever up to its highest position.
®Take down the sliding plate, the adjusting screw (A)
is shown as
1.
®Tum the adjusting screw (A) clockwise with the
screw-knife to increase the tension.
®Tum the adjusting screw (A) counter-clock wise to
decrease the tension.
-5-
Thread take-up lever
J-~
K-~L
~;=:.::1~~·~>-· ~~
OCD-
X®-
X®-
A
(1)
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A
(3)
(4)
CD ®
Standard clearance
B A
c
D
E
(2)Adjusting the tension of needle thread
CDAdjust the pressure on the thread tension disc Adjust
the pressure on thread tension disc to change the tension
of needle thread. As Fig.(2), turn the nut(a)clockwise to
increase the pressure, contrary, to decrease the pressure.
®Adjust the tension of thread take-up spring
Thin material 20g
Common material 25g
Heavy material 30g
The method of adjusting:
loosen the nut A, turn the thread take-up spring shaft
counter clockwise to increase the tension. Tmn it clock-
sise to decrease the tension.
@The swing range
of thread take-up spring
The thread take-up spring need to be able to swing when
the thread take-up lever is at its highest position.
The nonnal swing range
of the thread take-up spring
should be:
Thin material over 8mm
Common material about 8mm
Heavy material less 8mm
The method
of adjusting swing range
CD loosen the presser foot lever;
® loosen the screw A;
® Turn the thread take-up spring position disc B
counter clockwise to increase the swing range, contrary,
the swing range decrease.
@Tighten the screw
A.
--6-
16. Winding the bobbin thread and
adjustment (Fig. 13)
The bobbin thread should be neat and tight. If the thread
is weak, please enlarge the pressure
of the big thread
tension disc
A. If the thread is not neat, please move the
bracket to adjust it. Firstly, lossen the screw B,
if the
thread is wound to one side
as Fig.(2); please move the
bracket rightward;
if it is as Fig.(3), please move the
bracket leftward. Move the bracket until the thread is
wound neatly as Fig.
(I), then tighten the screw.
Note: Nylon or polyester thread should be wound with
light tension in particular, otherwise the bobbin D might
be broken or deformed. Don' t overfill the bobbin
thread ,because it makes thread loosen down from the
bobbin. The optimum capacity
of bobbin thread is fill
about 80%
of bobbin outside diameter, and this can be
adjusted
by screw(E).
From the library of: Superior Sewing Machine & Supply LLC

17. Stitch length and forward and
backward feeding (Fig. 14)
Tum the stitch length regulating nut to adjust the stitch
length. When the graduation on the stitch Length
regulating position block
is aligned with the figure on
the stitch length graduated plate, the figure
is the stitch
length.Press the reverse feed lever, the feeding
is reverse.
Release the lever, the machine recovers nmmal feeding
again.
18. Adjusting presser foot pressure
(Fig. 15)
Adjust the presser foot pressure according to the ma-
terial. Please increase the pressure, when you sew heavy
material. Tum the regulating screw clockwise to increase
the pressure, contrary, decrease the pressure.
19. The function of the safety clutch
and its using (Fig. 16)
The function of the safety clutch is preventing the hook
and synchronous belt from destroys when the needle or
thread is drawn into the hook for abnormal load during
the operation.
When the eccentric pin arrow
is aligned with the lower
shaft center, the load on the safety clutch is small, in-
crease the load when the arrow turns outside. Reset the
safety clutch, the method
is : Press the button B by left
hand, and turn the balance wheel clockwise by right
hand. When the stop plate stops the balance wheel, ple-
ase turn the balance wheel to make the safety clutch re-
turn
to the correct position, then release the button. And
the synchronous belt should be installed again. At first,
turn the balance wheel counter-clockwise when the
thread take-up lever is on its highest position, and the
red arrow in aligned with the arrow on the position plate,
-7-
1:3
A
Countor-clockwise
An-ow
Tighten
Loosen
Lower shaft Eccentric
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Red arrow
Position arrow
ml?hl??n!?rntz,~O.Smm
m~1.0mm
,,,~1.2mm
lli~1.5mm
-8-
and then install the synchronous belt on the wheel.
20. Adjusting the presser foot lift
volume (Fig. 17)
The method of adjusting the presser foot lift volume
during the sewing
is:
Loosen the nut A, adjust the center distance B between
screw and shaft; Adjust the distance B short to increase
the presser foot lift volume. Contrary, decrease the pres-
ser foot lift volume. Then tighten the screw after adjus-
tment. Tum the upper shaft to check ifthere
is any col-
lision. Begin to use when every thing goes well.
21. Adjusting the feed dog height
position (Fig. 18)
Adjust the feed dog height according to the material. The
feed dog height is 1.2mm for sewing leather or other
heavy material; 0.8mm for sewing thin material; 1.5mm;
for sewing extra heavy material. When adjusting the
height, firstly loosen the screw A, move the feed dog
to
proper height, then tighten the screw.
From the library of: Superior Sewing Machine & Supply LLC

22. Adjusting the timing of feed
(Fig. 19)
CD Standard position:
When the feed dog appears from the needle plate and
begins to feed, the needle should move downward, and
is nears the needle plate and aligns with the hole on the
plate. Please adjust the position of feed cam and rock
shaft crank to adjust the timing of feed.
@ Install the feed cam
At first, adjust the stitch length to zero, and open the up-
per cover, tum the balance wheel counter clockwise by
right hand; divide two screw of the feed cam equally as
the oil hold is bisector.
23. Adjusting the timing of needle and
hook . (Fig. 20)
The positon between hook and needle could be set as
following order. Lift the needle up to 2.5mm from its
lowest position. The tip of hook should be straight to the
needle center, there is about 1.6mm distance between
the tip of hook and upside of needle hole. If the position
is wrong, please loosen the screw A, move the needle
bar up and down until its on proper position. Then tigh-
ten the screw. There is distance 0-0.05mm between the
tip of hook and needle.
A
0.05mm 1
-9-
From the library of: Superior Sewing Machine & Supply LLC

0
IIIII oil II
-10-
24. The relation between the hook and
hook thread separate bracket(Fig.21)
CDTake off the sliding plate.
®Tum the balance wheel until the largest clearance be-
tween the hook and the thread separate bracker appears.
®Loosen the screw B to make the clearance become
0.2mm.(Please adjust according to the thread.)
@Tighten the screw
B.
25. Installing the hook (Fig.22)
Replace the hook when the hook is damaged.
CD Turn the balance wheel to make the needle bar move
to its highest position, then take down the needle.
® Take down the sliding plate, needle plate, front and
rear presser cover, bobbin.
® Loosen the regulating screw
A, take down the thread
separate bracket
B.
@Loosen the screw C, take down the cover D.
@ Slowly move the hook head and take it out.
Install the hook:
Install the hook in the reverse order that the hook
is taken
down.
From the library of: Superior Sewing Machine & Supply LLC

INDEX
Pages
.±~il~?t
.±1*~1*
Machine body
.......... ·················································································································· 1' 2
tt;ff:II:W.Jil~?t ......... .................................................................................................................. 3, 4
tt~ti:W.l~1*
Needle bar rocking mechanism
...t$11Jt:J~~;jf$)t .... . .... .. .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .. .. .. . .. . .. . .. . .. . .. .... .. . .. . .. . .. .. . .. .. .. . .. . .. . .. ..•.... .. . .. . .. . .. . .. . .. .. 5' 6
...t$111·7C~~1*
Arm shaft and thread take-up mechanism
~ij!Jl!P$?t .. .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .... .. .... .. . .. . .. ....... .. .... .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .... .. . .. . .. . .. . .. . .. . .. .. 7' 8
tlfl;{.~1*
Presser foot mechanism
**4*JL*Z1 ........................................................................................................................... 9, 10
J:.:i25: 'J ~1*
Upper feed mechanism
**ll-*lilil~?t ................................................................. ~ ......................................................... 11' 12
:i25: 'J $111~1*
Feed shaft mechanism
l'$111Ji'JE:~=*:~ ........................................................................................................................ 13, 14
l'*lil · :f:FT ~1*
Lower shaft and rotary hook mechanism
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~iro.::r-~1*
Thread tension
~tl~=*:~ .............................................................................................................................. 17, 18
/'1:·;~7~1*
Feed reversing lever
!If.t~~il~?t·····················································································································••'•••····19, 20
1"1~~~1*
Accessories
93~~14= .........................................................................................................................."··21' 22
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Parts available at extra charge
From the library of: Superior Sewing Machine & Supply LLC

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17 13383 1
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From the library of: Superior Sewing Machine & Supply LLC

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From the library of: Superior Sewing Machine & Supply LLC

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13 11876C 1
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19 10560 1
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21 19413 1
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ffit:f,f§ ~ *'*:td. t; PINCH SCREW M4X0.7L=9.0
24 10726 1
ifllif.$\ ffiH,f§ ~ 5m ;:t OIL WICK
25 10533 1
~tiff~~
ffit:f,fftlli NEEDLE BAR THREAD GUIDE
26 6035 1 !Ill~
ffit:f,fftllitt ll:.tl t; SCREW 3132X56 L=2.7
27 B140553 1
l]il~~iH ffl !Ill~
ffitll:.:td.t;
SET SCREW 118X40L=4.5
28 No122 1
~iH
ffit DPX17 #22
NEEDLE DP X 17 #22
29 10726 1
ltff~iffli!S\ ffit~±~t:~>m;:t
OIL WICK
4
From the library of: Superior Sewing Machine & Supply LLC

..ttuilt:l~~;ffruHt I ..ttuil • 3Cff~fflt I Arm shaft and thread take-up mechanism
9 10
11
6
~ 1
5
7
15 14 13 12
8 35 33 36
16 17
5
From the library of: Superior Sewing Machine & Supply LLC