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is a registered trademark of LAUNCH
TECH. CO., LTD. (LAUNCH for short) in China and
other countries. All other LAUNCH trademarks,
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names referred to in this manual are either
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domain names, logos, company names of or are
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request written permission to use Materials on this
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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
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Neither LAUNCH nor its affiliates shall be liable to the
purchaser of this unit or third parties for damages,
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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.
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General Notice
Other product names used herein are for
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LAUNCH disclaims any and all rights in
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at
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Tyre Changer(TWC-502RMB)

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Summary of Contents for LAUNCH TECH TWC-502RMB

  • Page 1 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.
  • Page 2 Enough room should be left on both sides of TWC-502RMB for convenient operation. l Do not put TWC-502RMB in a place with high temperature or moisture, or near the heating system, water tap, air-humidifier or chimney. l Do not put TWC-502RMB near the window with sunlight.
  • Page 3 LAUNCH Tyre Changer(TWC-502RMB) Description of Safety Signs Caution should be taken ² ² To prevent accidents from when separating the tyre occurring, make sure to from rim. The bead breaker keep hands and other body shoe will move rapidly and...
  • Page 4 LAUNCH Tyre Changer(TWC-502RMB) The Position of Safety Signs u Please change 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.
  • Page 5: Table Of Contents

    Applicable Range ……………..…………. Working conditions Main Structure ……………………...……..…2 Operation ………..……………………..………4 Principles ………………………………….….. 4 Demounting Tyre …………………….….…… 4 Mounting Tyre …………………………………7 Inflating Tyre ………………………………..… 8 Troubleshooting ……………………………10 Maintenance………………………………..11 Storing and Scrapping…………..………….12 TWC-502RMB Oil Safety Data……………..13 TWC-502RMB Circuit Diagram………….…14 TWC-502RMB Pneumatic Diagram..……...17...
  • Page 6: General Information

    AC230V(±5%) 60Hz(±1Hz) General Information Power: 1.1Kw Phase: Single RPM of turntable: 8/min Usage Air supply TWC-502RMB is used for demounting, mounting and Working pressure: 8-10bar inflating tyres small medium vehicles. Bead breaker force: 14075N Mount/demount help device and quick-inflating device features simple operation and high reliability.
  • Page 7: Main Structure

    LAUNCH Tyre Changer (TWC-502RMB) Main Structure Fig.01-1 The main structure is shown in Fig. 01-1. Return spring Swing arm Hexagonal column Mount/demount head Clamping jaw Turntable Tilting column Clamping cylinder control pedal control pedal Tilting column Bead breaker Turntable control pedal...
  • Page 8 LAUNCH Tyre Changer (TWC-502RMB) Slide board assembly Post assembly assembly Lifting cylinder assembly Press block Cone Control box assembly Lock bar Swivel arm assembly is shown in Fig. 01-2-1 a1. Fore swivel arm a2. Middle swivel arm a3. Back swivel arm Disk arm assembly is shown in Fig.
  • Page 9: Operation

    LAUNCH Tyre Changer (TWC-502RMB) Demounting Operation Attention: Lubricate the bead with a brush dipped in soap solution before the shoe touches the bead. Attention: Otherwise the tyre bead will be worn (Fig. 04). The use of this machine is reserved to specially trained and authorized personnel.
  • Page 10 LAUNCH Tyre Changer (TWC-502RMB) Draw out the roller-1 and make it close to the tyre bead. Press down the rise/fall control lever to move the roller-1 downward 3-5 cm, than turn the lock bar to lock the slide rod . Depress the pedal J (Fig.10) to turn the turntable clockwise.
  • Page 11 LAUNCH Tyre Changer (TWC-502RMB) Fig.13 Fig.16 Fig.14 Fig.17 Draw out the press block and restore it to the original Attention: position. Depress the pedal J (Fig. 10) to turn the The angle of the mount/demount head has been turntable clockwise until the rim is separated. In case...
  • Page 12: Mounting Tyre

    LAUNCH Tyre Changer (TWC-502RMB) Fig 20). Move the tray, and depress pedal J (Fig. 10) until the lower tyre bead is separated from the rim. Depress the pedal G(Fig. 12) ,then depress H , finally remove the rim to finish demount operation.
  • Page 13: Inflating Tyre

    LAUNCH Tyre Changer (TWC-502RMB) To install the upper tyre bead, place the tyre well and readjust position of the tyre bead (same as mount of the lower tyre bead in Fig. 24). Draw out the roller-2 and make its side surface 1—2cm away from margin of the rim, than press the lock-button to lock the roller arm.
  • Page 14 LAUNCH Tyre Changer (TWC-502RMB) Slowly and repeatedly depress the inflation pedal U (Fig.01-1)shortly (to avoid over-high pressure) to make sure that the reading on pressure gauge meets manufacture’s requirements. The pressure should not exceed 3.5 bar. The user may adjust the reducing valve in the machine to get different pressures according to requirements.
  • Page 15: Troubleshooting

    LAUNCH Tyre Changer (TWC-502RMB) Trouble Shooting Symptom Cause Solution Turntable can turn only in u Power switch is damaged. u Replace the power switch. one direction. Turntable doesn’t turn. u Belt is damaged. u Replace the belt. u Power switch is damaged.
  • Page 16: Maintenance

    LAUNCH Tyre Changer (TWC-502RMB) Maintenance Attention: Only the specialized technician can do the maintenance. Before any maintenance is performed, disconnect the power and keep the plug within the sight of the maintenance personnel. Before doing any maintenance, shut off power and compressed air, push the air valve switch to “Off”...
  • Page 17: Storing And Scrapping

    LAUNCH Tyre Changer (TWC-502RMB) position after locking. Storing If the horizontal arm can not be moved smoothly or the clearance is too much after locking, do the adjustment according to the following procedures: Storing Open the protective cover of the tilting post.
  • Page 18: Twc-502Rmb Oil Safety Data

    LAUNCH Tyre Changer (TWC-502RMB) TWC-502RMB Oil Safety Data No. 2 lithium lubricant Item Quality Index Cone penetration (1/10mm) Drop point ℃ Corrosion (T2 Copper, 100 , 24h) No change in the copper ℃ Wire separator (100 , 22h)% ℃ Evaporation (100 , 22h)% ℃...
  • Page 19: Twc-502Rmb Circuit Diagram

    LAUNCH Tyre Changer (TWC-502RMB) TWC-502RMB Circuit Diagram...
  • Page 20 LAUNCH Tyre Changer (TWC-502RMB)
  • Page 21 LAUNCH Tyre Changer (TWC-502RMB)
  • Page 22: Twc-502Rmb Pneumatic Diagram

    LAUNCH Tyre Changer (TWC-502RMB) TWC-502RMB Pneumatic Diagram...
  • Page 23 LAUNCH Tyre Changer (TWC-502RMB) charge. If the unit is determined to be out of warranty, it will be repaired for a nominal service charge plus return Warranty freight. Send the unit pre-paid to: Attn: Overseas Department THIS WARRANTY IS EXPRESSLY LIMITED TO LAUNCH TECH.

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