Launch TWC, TWC42 Series, TWC41 Series, TWC52 Series, TWC51 Series Series Manual
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LAUNCH Tyre Changer(TWC Series)
General Notice
Trademark Information
is a registered trademark of LAUNCH
TECH. CO., LTD. (LAUNCH for short) in China and
other countries. All other LAUNCH trademarks,
service marks, domain names, logos, and company
names referred to in this manual are either
trademarks, registered trademarks, service marks,
domain names, logos, company names of or are
otherwise the property of LAUNCH or its affiliates. In
countries where any of the LAUNCH trademarks,
service marks, domain names, logos and company
names are not registered, LAUNCH claims other
rights associated with unregistered trademarks,
service marks, domain names, logos, and company
names. Other products or company names referred to
in this manual may be trademarks of their respective
owners. You may not use any trademark, service
mark, domain name, logo, or company name of
LAUNCH or any third party without permission from
the owner of the applicable trademark, service mark,
domain name, logo, or company name. You may
contact LAUNCH by visiting Launch at
http://www.cnlaunch.com, or writing to LAUNCH,
Xinyang Building, Bagua 4th Road, Shenzhen,
Guangdong Province, P. R. C., to request written
permission to use Materials on this manual for
purposes or for all other questions relating to this
manual.
Copyright Information
Copyright © 2000 by LAUNCH TECH. CO., LTD. All
rights reserved. No part of this publication may be
reproduced, stored in a retrieval system, or
transmitted in any form or by any means, electronic,
mechanical, photocopying, recording or otherwise,
without the prior written permission of LAUNCH. The
information contained herein is designed only for the
use of this unit. LAUNCH is not responsible for any
use of this information as applied to other units.
Neither LAUNCH nor its affiliates shall be liable to the
purchaser of this unit or third parties for damages,
losses, costs, or expenses incurred by purchaser or
third parties as a result of: accident, misuse, or abuse
of this unit, or unauthorized modifications, repairs, or
alterations to this unit, or failure to strictly comply with
LAUNCH operating and maintenance instructions.
LAUNCH shall not be liable for any damages or
problems arising from the use of any options or any
consumable products other than those designated as
Original LAUNCH Products or LAUNCH Approved
Products by LAUNCH.
Other product names used herein are for
identification purposes only and may be
trademarks of their respective owners.
LAUNCH disclaims any and all rights in
those marks.
i
LAUNCH Tyre Changer(TWC Series)
Safety Precautions
Attention
l This manual is a necessary part of the product.
Please read carefully.
l Keep the manual for later use when maintaining
the machine.
l This machine can only be used for the
designated purposes. Never use it for any
other purpose.
l The manufacturer is not held responsible for the
damage incurred by improper use or use other
than the intended purpose.
Precautions
l The equipment can only be operated by qualified
personnel with special training. Modification to
any components or parts, or use the machine for
other purpose without either obtaining the
agreement from the producer, or observing the
requirement of the instructions may lead to direct
or indirect damage to the equipment.
l The machine should be installed on the stable
ground.
l Keep the back panel 0.75M away from the wall
for good ventilation. Enough room should be left
on both sides of the machine for convenient
operation.
l Do not put the machine in a place with high
temperature or moisture, or near the heating
system, water tap, air-humidifier or chimney.
l Do not put the machine near the window with
sunlight. Protect the unit with a curtain or
shield if necessary.
l Avoid lots of dust, ammonia, alcohol, thinner or
spraying binder.
l People who are not operating the machines
should be kept away when it is used.
l Use appropriate equipment and tools, protective
and safety equipment, including eyeglasses,
earplugs and working boots.
l Pay special attention to the marks on the
machine.
l Do not touch or approach the moving parts by
hand during operating.
l Do not remove the safety device or keep it from
working properly.
l Use #2 lithium lubricants (grease) only within the
safety range. Refer the appendix for the safety
data.
l Before moving the tyre changer, contact
maintenance personnel.
ii
LAUNCH Tyre Changer(TWC Series)
MAX 10bar
of
² Caution should be taken
when separating the tyre
bead from rim. The bead
breaker shoe will move
rapidly and forcefully when
the pedal is depressed.
Keep hands and other parts
of body away from moving
parts.
² If the clamping cylinder is
working when bead
breaking, to avoid
squeezing hands,
remember to keep hands
away from the sidewalk
tyre.
² High voltage power!
Danger!
² This is where the
compressed air gun is
connected with the air pipe.
Connect the compressed air
gun with the air connector.
² The pressure of the
compressed air should not
exceed 10 bar.
Description of Safety Signs
² To prevent accidents from
occurring, make sure to
keep hands and other parts
of the body away from
moving parts when
fastening the mounting
head or when the turntable
is running.
² Be careful when connecting
and disconnecting air
source. Exhaust the air in
the cylinder completely
when maintaining the air
pipes to prevent accidents
from occurring.
² Don’t keep hands or other
body parts between the
clamping jaw and clamping
rim.
² Pay attention to the safety
regulations in the swinging
area of the tilting post to
avoid accidents from
happening.
² Before inflating check if the
clamping rim and the tyre
match each other, and if
they are in good condition.
Any negligence may result
in fatal explosion. Similar
accident may occur if the
inflating air exceeds the
allowed tire pressure.
iii
LAUNCH Tyre Changer(TWC Series)
The Position of Safety Signs
Take TWC-502NIC as example:
u Please replace the safety signs if it gets blurred or lost.
u When one or more safety signs get lost, don’t operate the machine.
u The safety signs must be kept within the sight of the operator.
iv
LAUNCH Tyre Changer(TWC Series)
Table of Contents
General Information………………………………1
Rules to Name TWC Series….………….…1
Usage… …………………………….……….…2
Features …………………………………...…..2
Technical Specifications………………………..2
Applicable Range……………………...…..2
Working Conditions……………..………….2
Main Structure ……………………...……..…3
Operation ………..……………………..………4
General Regulation…………………….….. 4
Demounting Tyre………………………….….. 4
Mounting Tyre …………………………………6
Inflating Tyre ………………………………..… 7
Right Supplementary Arm……………………8
Left Supplementary Arm……………………11
Troubleshooting ……………………………14
Maintenance………………………………..…15
Optional Device- Digital Inflator….……...…17
Storing ……………………………..………….18
TWC Series Oil Safety Data…………...….19
TWC Series Circuit Diagram….. .. ... ....…20
TWC Series Pneumatic Diagram. ..... ..….23
v
LAUNCH Tyre Changer(TWC Series)
General Information
Rules to name TWC series
TWC- means tyre changer
T W C – 5 0 2 R D B +
⑦
⑥
⑤
④
③
②
①
Meaning of code:
①- for rim clamping diameter: 4 stands for 10” ～19”(20”);
5 stands for 10” ～23”(24”);
6 stands for 10” ～26”;
②- for shape of turntable: 0 stands for round turntable;
1 stands for square turntable;
2 stands for cross turntable;
3 stands for asymmetric turntable;
③- post working mode: 1 stands for swing arm (semi-automatic);
2 stands for tilting arm(automatic);
3 stands for swivel arm (automatic)
④- for supplementary arm information: R stands for right supplementary arm;
L stands for left supplementary arm;
D stands for double supplementary arm;
N stands for none supplementary arm;
⑤- for inflating device: I stands for inflating gun;
M stands for meter inflating box;
D stands for digital inflating gauge (LED display);
⑥- for inflating mode: B stands for quick inflator;
C stands for normal inflating;
⑦- for roller set: + stands for roller set;
For example:
TWC-502RDB+--------- the tyre changer’s rim clamping diameter is 10″-23″(24″). It is equipped with round turntable, tilting
post(automatic), right supplementary arm, digital inflating box(LED display), quick inflator and roller set.
1
LAUNCH Tyre Changer(TWC Series)
Applicable Range
Usage
TWC series are used for demounting, mounting and
inflating tyres of small and medium vehicles.
Mount/demount help device and quick-inflating device
features simple operation and high reliability. In addition, it
can also be a great help in car repair garage and tyre
dealers.
Model Max wheel diameter
4 series 960mm(38")
5 series 960mm(38")
6 series 1050mm(41")
Max rim width
360mm(14")
380mm(15")
380mm(15")
Working conditions
Features
l Integrate demounting, mounting and inflating, wide
rim diameter capacity
l The steel mount/demount is cast from excellent alloy
material with special shape and durable performance.
The supplied plastic mount/demount head with the
equipment is made from special engineering plastic
that has enough intensity and will not damage the
tyre or the rim.
l The two clamping cylinder ensures accurate central
alignment, so that the rim can be held tightly.
l Pedal set designed for ergonomical use
l With adjustable opening, bead breaker is
suitable for tyres of different sizes
l Tyre lever and lubricant box within the reach of
operator technical specifications
Working temperature: -40℃－45℃
Transport/store temperature: -40℃－55℃
Humidity: 30－95%
Altitude: less than 1000m
Technical data
Model Height Length Width Weight
TWC4*1** 1705mm 1020mm 810mm 204kg
TWC4*2** 1725mm 1020mm 810mm 218kg
TWC5*1** 1820mm 1015mm 870mm 228kg
TWC5*2** 1880mm 1350mm 950mm 320kg
TWC6*2** 1880mm 1350mm 950mm 340kg
Electric specifications
Voltage alternatives:
A C110V(±5%) 60Hz（±1Hz）
AC220V(±5%) 50Hz（±1Hz）
AC230V(±5%) 60Hz（±1Hz）
Power: 1.1Kw
Phase: Single
RPM of turntable: 6－8r/min
Air supply
Working pressure: 8-10bar
Bead breaker force: 14075N
Noise
Working noise: <70dB(A)
2
LAUNCH Tyre Changer(TWC Series)
Main Structure
The main structure is shown in Fig. 01.
A. Return spring
B. Swing arm
C. Hexagonal column
D. Mount/demount head
E. Clamping jaw
F. Turntable
G. Tilting post control pedal
H. Clamping cylinder control pedal
I. Bead breaker control pedal
J. Turntable control pedal
K. Knob
L. Locking lever
M. Post
N. Clamping cylinder
O. Lubricant box
P. Bead breaker handle
Q. Bead breaker arm
R. Bead breaker shoe
S. Tyre lever
T. Locking handle
U. Air pressure regulator, gauge and lubricator assembly
V. Horizontal arm.
Accessories provided are shown in Fig.02
001-Tyre lever
002-Brush
Fig.01-1
Fig.02-a
Fig.02-b
Fig.01-2
3
LAUNCH Tyre Changer(TWC Series)
Operation
Attention:
The machine is only to be operated by specially
trained and authorized personnel. Use appropriate
equipment, tools and personal protective equipment,
such as eye-glasses, ear-plugs and working boots,
when operating the tyre changer. Make sure that the
power, air sources and the oil level in the oil cup are
in accordance with the requirements.
General Regulations
l To avoid damage when mounting and demounting
tyre, especially the alloy ones, use the tyre lever
offered by manufacturer.
l For easier demounting and better protection of the
tyre and rim, lubricate the area between the rim and
tyre bead, where the bead breaker shoe goes in,
with industrial lubricant or thick soap solution.
l Pay special attention to rotary direction marked on
some flanges or tyres.
l Fit the tyre on the rim of matched size.
l Check for damages (distortions, surface damages,
excessive runout, erosion or overall wear) before
demounting.
l Never ignore the mounting and demounting
requirements of the special wheel.
l When inflating the tyre, make sure the pressure
increases in an even way. Pay attention to status of
the tyre bead.
tyre bead from wear. (Fig. 04).
Fig.04
l Place the tyre between the bead breaker shoe and
rubber pad and position the bead breaker shoe max
1 cm away from the rim flange (Fig. 05). Depress
pedal “ ” to unseat bead from rim.
l Repeat the above steps to unseat bead thoroughly
from the rim.
l Place the wheel on the turntable. For the asymmetric
deep groove rim, keep the narrow rim upward.
l Depress pedal “ ” to the end to clamp the rim.
Attention: Different types of clamping can be chosen
in accordance with different rims.
Ø In case of inward clamping, shrink the jaws
together, place the wheel on the turntable and
depress pedal to clamp.
Ø In case of outward clamping, enlarge the jaws
outward (2-3cm away from periphery of the rim)
and place the wheel on the turntable and depress
pedal to clamp it (Fig. 06).
Demounting Tyre
Preparing
l Deflate the tyre thoroughly.
l Remove all the foreign substance and weights from
the rim (Fig. 03).
Fig.03
Demounting
Attention:
Lubricate the bead with a brush dipped in soap
solution before bead breaking in order to protect
Fig.05
Fig.06
4
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