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LAUNCH                                                                                                                              KWA-300 3D Wheel Aligner 

Trademark Information 

 

LAUNCH

 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.     

General Notice 

 
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.   

 

Summary of Contents for LAUNCH KWA-300

Page 1: ...en 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 permissio...

Page 2: ...ring the instrument is working l The targets of KWA 300 3D wheel aligner are the key components for testing do not damage their structures when using and storing keep the surface of target clean Please use the soft cloth dipped with a appropriate amount of the neutral detergent or the absolute alcohol to wipe the surface of target lightly if there are some smuts on it l The wires inside the cabine...

Page 3: ...Operation Instructions 4 1 Preparation 4 1 Descriptions for pushbuttons 4 1 Vehicle Standards 4 1 Data Query 4 2 Data Edit 4 3 User Management 4 3 Client Management 4 3 Alignment Test 4 3 Register the Information of Vehicle to be Tested4 3 Test Setting 4 4 Start Test 4 7 System Calibration 4 7 Target Monitoring 4 7 Check Test Result 4 7 Language Setting 4 7 Help 4 8 Exit 4 8 Frequently Asked Quest...

Page 4: ...ination toe out on turns wheelbase difference tread difference etc They are designed mainly to improve the steering performance and driving stability of the vehicle and reduce tire wear Toe in and Toe out The toe setting is the amount by which the front or rear wheels point inwards or outwards at the front of the wheel in relation to each other see Fig 1 1 When the wheels point inwards they are sa...

Page 5: ...of the steering to self centre the steering will normally be designed with positive caster Toe out on Turns Toe out on turns is defined as the difference of the steering angle between the two front wheels when turning left or right by 20 as shown in Figure 1 5 The inner wheel will turn more degrees than the outer wheel when the vehicle is steered the difference is usually about 2 This angle is des...

Page 6: ... right lateral offset angle The relative offset in lateral direction between front axle and rear axle of vehicle is axle offset When rear wheel axle is offset to right from the front wheel the axle offset is positive otherwise is negative The angle between the bisector of the tread difference angle and the thrust line is axle offset angle Axle offset angle The relative offset in lateral direction ...

Page 7: ...heel alignment data of over 20 000 vehicle models is stored in the system User can also add new data to the databank l Automatically record the history data easy for customer measurement l Standard printer to print test result l Provide real time help with help system Specification Item Resolution Test Range Total toe in 0 03º 0 20º Camber 0 03º 0 20º Caster 0 06º 0 25º Kingpin Inclination 0 06º 0...

Page 8: ...f an industrial computer power supply system and interfaces Its function is to execute the operation commands process the data and display the information together with the original data of vehicle manufacturer It also gives instructions for making adjustment to the vehicle and print out corresponding report The wheel aligner compares the measured results with the original data of vehicle manufact...

Page 9: ...y includes power lead power socket tube fuse and the power supply main switch The power supply master switch pushbutton is installed at the upper part of the left sideboard of cabinet the tube fuse AC220 5A is installed at the power supply socket and the power supply socket is at the lower compartment of the cabinet Fig 2 1 Cameras and their posts KWA 300 3D wheel aligner includes 4 CCD cameras wh...

Page 10: ...g operation Otherwise distortion may be caused and the test result may be influenced Communication cables There are 4 signal cables and 2 power supply cables for infrared light between the main unit and the cameras of KWA 300 3D wheel aligner which should be fixed on the ground at first installation and should be protected with the bushing Ensure to prevent the liquid from entering the inside of t...

Page 11: ...used to hold the brake pedal down Fig 2 7 Brake pedal depressor Wheel Clamp Tie The wheel clamp tie is shown in Fig 2 8 It is used to bind the wheel clamp to the wheel rim The hooks of the tie catch on the wheel rim to prevent the wheel clamp from accidentally falling which may damage the target and wheel clamp Fig 2 8 wheel clamp tie ...

Page 12: ...sorber tie rod end and steering mechanism for any looseness or wear Then check to see if the tire pressure tire treads of the left and right wheels are alike Wheel Alignment Checking Perform the wheel alignment checking after the initial condition is known Adjustment If the measured values are not in accordance with the specifications given in the databank the wheel alignment adjustment should be ...

Page 13: ...of the wheel clamp should be fixed on the external or internal edge of the rim according to the practical condition Ensure equal depth for each claw and avoid attaching it on the distorted area Use the safety belt to bind the wheel clamp to the wheel rim to avoid falling accidentally Please see Fig 4 1 Fig 4 1 V Insert the power plug of the wheel aligner into the standard 3 pole power receptacle V...

Page 14: ...this area and the screen will display the automobile manufacturers of the area you have selected as shown in Fig 4 5 Fig 4 5 Double click on the manufacturer selected to enter the database of this manufacturer the screen will display the manufacture year as shown in Fig 4 6 Fig 4 6 Double click on the year you have selected to enter the specific vehicle model database of this year the screen will ...

Page 15: ...MODIFY pushbutton the adding column at the lower part of the screen is highlighted then you can perform the edition modification after modification please click OK pushbutton to save the item modified Client Management Client information is automatically saved in the client information database after each test In the main function menu please click the icon of CLIENT MANAGEMENT the screen will dis...

Page 16: ...ehicle keep the force equably during pulling and pushing when testing the kingpin please move the steering wheel holder away in order to turn the steering wheel press down the brake pedal with the brake pedal depressor and then turn the steering wheel equably 2 The system can automatically identify whether the installation of targets has satisfied the conditions or not and automatically test wheth...

Page 17: ...n the above interface and then click the icon of START TEST the screen will display the interface as shown in Fig 4 19 Fig 4 19 Turn the steering wheel right slowly according to the tips on the above interface when the turning angle is more than 20º please turn the steering wheel left slowly the screen will display the interface as shown in Fig 4 20 Fig 4 20 Continue to turn the steering wheel lef...

Page 18: ...return to the main interface of Alignment Test The test procedures for the other test items are same as the above test procedures please perform them according to the tips on the screen Generally speaking only the static test needs to be performed the alignment parameter values can be measured in case of the vehicle is stable But in order to reduce the error caused by the distortion of the wheel r...

Page 19: ...me time default interface also it can display any one of the four target images you can select the image to be displayed by clicking the corresponding functional pushbutton on the upper column of the interface The functional pushbuttons such as Restore Target Image Zoom in Target Image Zoom out Target Image and Move Target Image etc are available only in case of the single target image is displaye...

Page 20: ...nterface The help subject depends on the content of the current screen User can also select Content or Index to enter the interested help subject after entering the help system see Fig 4 30 Fig 4 30 The help system includes the following information l Operation of wheel aligner software l Basic knowledge on 4 wheel alignment Exit Click Exit button on the main menu the computer will exit the wheel ...

Page 21: ...pear when you turn the steering wheel and block the rear target It is normal The test result will not be influenced without tip box but please do not block any one of the front targets when you test the extremum point and toe out on turns When you turn the steering wheel the tip box appears in case of the light path has been blocked how to handle it If the tip box appears among the 20º area please...

Page 22: ...arget clean Please use the soft cloth dipped with a appropriate amount of the neutral detergent or the absolute alcohol to wipe the surface of target lightly if there are some smuts on it l Don t disassemble the targets and clamps to avoid damage of their elements LAUNCH will not guarantee for this kind of failure Printer l Read the operation instruction of the printer carefully l Install suitable...

Page 23: ...LAUNCH KWA 300 3DWireless Wheel Aligner Maintenance 6 2 Generally speaking it is not necessary to oil the turntables frequently ...

Page 24: ...tion representation or warranty concerning LAUNCH automotive meters except as stated herein Disclaimer THE ABOVE WARRANTY IS IN LIEU OF ANY OTHER WARRANTY EXPRESSED OR IMPLIED INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE Order Information Replaceable and optional parts can be ordered directly from your LAUNCH authorized tool supplier Your order should include the f...

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