KANSAI SPECIAL V 7100 Series User manual

Industrial Sewing Machines
([lansaillpecid
INSTRUCTION
MANUAL
V 7100 series
W
8100 series
From the library of: Superior Sewing Machine & Supply LLC

CONTENTS
PAGE NO
fA) Model name comDosmon of w 8000 sreles i
M) Descnpt'on of v.w Series Sewing Machines 2
(2) Specifications 2
f3) Table Stand Assemblina Illustration 3
f4) Dimensions of Motor Pullev 4
(5) Filling and Draining of Oil, Replacement
of oi1 FiIter 4
(6) Assembling Method of Needles 5
(7) Threading Method 5
t'8) Adiustment of Feeding Mecnanism g
(9) Height of Feed Dog g
MO) Height of Needle Bar j
(11) Distance between Loooer and Needle 8
M2) Adiustment of Clearance from Needle to Loooer
Point g
(13) Adiustment of Neeoie Guard g
M4) Ad.iustment of Neeoie Guide 10
M5) Ad.iustment of Loooer Thread H
M6) Timina of Looper Thread Ad.iusting Cam 12
(17) Position of Needle Thread Guide 13
(18) Adjustment of Spreader Mechanism 13^ 14^ 15
From the library of: Superior Sewing Machine & Supply LLC

(A) MODEL NAME COMPOSITION OF W8000 SERIES i FLM ^ I
W-8002-D/yiC
UNDER THREAD CUTTER.
TO INCLUDE USAGE OF ATTACHMENT, BINDER, ETC.
D FLAT LOCK.
COLLARETTE ( BINDING ).
ATTACHING LACE OR ELASTIC W/O CUTTER.
F
OE
EMK TOP
ELASTIC METERING DEVICE WITH EDGE
CUTTER.
EMK-E ELECTRONIC CONTROLLED TOP ELASTIC METERING
DEVICE WITH EDGE CUTTER.
MC-12A AUTOMATIC REAR TAPE CUTTER.
C-11 CLINTON CHAIN CUTTER.
S SHELL STITCHING.
'0 INDICATE NUMBER OF NEEDLES :
01
02
03
04
42
42-1
1 NEEDLE.
2 NEEDLES.
3 NEEDLES.
4 NEEDLES.
2 NEEDLES.
3 NEEDLES.
TO INDICATE STITCHING WAY :
70 BOTTOM COVERING.
30 'CP & BOTTOM COVERING.
71 BOTTOM COVERING. (LATEST MODEL NO).
31 'OP & BOTTOM COVERING. (LATEST MODEL NO)
SYMBOL OF MACHINE SERIES.
(FLAT BED MACHINE)
BOTTOM COVERING.
TOP & BOTTOM COVERING.
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From the library of: Superior Sewing Machine & Supply LLC

(1) Description of V.W Series Sewing Machines
No. of
Needles
Needle
gauge
Height of
needle bar
Distance between
looper and needle
O
<•
1/8
11
4
5/32
10.3 1 4
3/16
9.5
4
7/32
8.4
4
1/4
7.5
4
3
7/32
8.4
4
1/4
7.5
Table 1
(2) Specifications
Type :Ultra-high sceea flat bed 2 or 3 needle sewing machine
Numoer of stitches : 2 to u oer one inch (25.4 mm)
Number of needles : 2 cr 3
Type of needle : UY-'<2S GAS JtTO to «90
Needle bar stroke : 2:
Feeding Mechanism : Differential feed
Differential ratio aclustment ; Lever type
Lubrication Svstom : -uily autcr.atic lucr*lation system
Maximum soeeo : 5.500 stitches a minute
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From the library of: Superior Sewing Machine & Supply LLC

(3) Table Stand Assembly I11ustration
Fig. 1
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From the library of: Superior Sewing Machine & Supply LLC

(4) Dimensions of Motor Pullev
The rotation direction is counterclockwise viewing the pulley.
Select a pulley so that the maximum speed shall be 4,500 rpm and operate
the machine at speed below 4,500 rpm when polyester spun threads are
used for the accuracy of the number of stitches.
Machine speed
Outside diameter of motor pulley
60 Hz
50 Hz
•5.500 j dia 95
dia 110
5,000
35
100
4,500 1 75
90
4.000
65
80
Table 2
(5) Filling and Draining of Oil, and Replacement of oil filter (Fig 2)
Recommenoed lubricating oil is "Tellesso 33".
1) Remove the siphon case A and fill oil from the filler port till the
oil level reaches tr.e marking line Bof the oil gauge. Be sure that
-he oil level is oetween the marking lines 8 and D, each time before
startina operation.
2) Draining oi1 CFig 2-•)
Remove the screw E ana drain oil from the oil pan. Exchange the
entire used oi1 wirr, new oil in one month after the operation of the
machine is started, and every six months after that.
31 Filter (Fig 2-2;
Check the filter 10 cavs after the operation of the machine is
startea. ana everv one month after that. Blow dirt off the filter
with compresseo air or replaced the filter if clogged with dirt.
Pig. 2-1
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From the library of: Superior Sewing Machine & Supply LLC

(5) Assembling Method of Needles
Use the needles UY 128 GAS 870 to 890. Loosen the needle fastening
screws A and reolace the needles. Set the neeoles so that the grooves
of the needles shall be just on the rear side.
^ L)
Fig. 3
C7) Threading Method (Fig 4)
Pass through both uoper ana lower threacs correctly by referring to Fig
4. Adjust the tsns-cn cf thread with the thread tension nut (N).
Adjust so that satisfactory stitching can be obtained at a tension of
threaos as low as cracticaole.
gi
Fig. 4
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From the library of: Superior Sewing Machine & Supply LLC

(8) Adjustment of Feeding Mechanism (Fig 5)
a) Adjustment of feeding
loosen the lock C (left-hand threads) and turn the adjusting screw N
to an adeouate feed. The feed is reduced bv turning the screw
CiOCkwIse and increased by turning counterciockwise.
b) Adjustment of differential ratio
Loosen the nut I and raise the connecting crank Hfor increasing the
differential ratio, and lower the crank for decreasing the
differential ratio.
Fig. 5
(Note) Must cnecK tr.e position of the needle guard in relation to the
neeale wr.en tr.e fesoing distance is adjusted.
(9) Height of feed dog (Fig 6)
he oi.aridard neignt ct the "eso dog is 0.8mm to l.2mm above the surface
ZT tne neeole Diate wnen tne rsea dog is at its highest position.
To ad lust the r.eignt, 'ocsen tne screws A and B, and set the heights of
the main feed dcg ano the diffsrsntial feed dog as shown in g Fig 6.
0,8-1.2imn
Meedle platQ
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Fig. 6
From the library of: Superior Sewing Machine & Supply LLC

00) Height of Needle Bar (Fig 7)
The distance between the needle plate surface and the needle point at the
highest position of the needle bar is different according to the needle
gauge. (Refer to Table 3) To adjust it, loosen the nut F shown in Fig 7,
raise or lower the needle bar to given dimension Y, and tighten the nut
F.
Needle gauge
Needle bar height
1/8 3.17mm
11mm
5/32... .3.96inm
10.3mm
3/16....4.76mm
9.5mm
7/32.... 5.56mm
8.4mm
1/4 6.35mm
7.6mm
7
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Table 3
From the library of: Superior Sewing Machine & Supply LLC

(11) Distance between Looper and Needle (Fig 8)
E
When the needle is at its lowest position, loosen the nuts A shown in
Fig 8, turn the connecting rod 8, to adjust the distance between the
looper point and the needle to 4nim, and tighten the nuts A.
Am/in
Fig. 8
(12.) Adjustment of Clearance from the needle to Looper Point (Fig 9)
TemporaTilv tighten the back-and-forth lever loosely and move the looper
holder back and forth so that the clearance between the needle and the
loooer point shall be C to 0.05mm when the looper passes by the rear of
the needle.
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From the library of: Superior Sewing Machine & Supply LLC