kwa-300 user`s manual
Contents
1. While testing try your best to keep the vehicle front wheels atthe centers of the turntables Steering Wheel Holder Fig 2 4 KWA 300 3D has a steering wheel holder as shown Whether the wheel clamps are fastened correctly or in Fig 2 6 Use the steering wheel holder to lock the not has the great relations with the test result Turn steering wheel according to the tips on the screen the adjusting knob to adjust the span between wheel claws until it is proper and then attach the clamp to the wheel rim Adjust the knob to make the wheel clamp fixed on wheel rim tightly Use the wheel clamp tie to bind the wheel clamp and the wheel rim together The installation of wheel clamp is crucial to the test result The claws should be in even contact with the wheel rim without touching the lead weight Fig 2 6 Steering wheel holder Avoid hitting during operation Otherwise distortion 2 2 LAUNCH KWA 300 3D Wheel Aligner Brake Pedal Depressor KWA 300 3D has a brake pedal depressor as shown in Fig 2 7 It is 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 Caen P Fig 2 8 wheel clamp tie 2 3 Structures LAUNCH KWA 300 3D Wireless Wheel Ali2. 60 1Hz Cit can be customized according to the requirements of customer The 3 terminal socket must be used and the earth terminal must be well grounded If the power voltage Is not stable please purchase and use AC voltage Stabilizer Before installing 3D wheel aligner the lift should be installed at first according to the requirements Regularly check the lift for fastening and leveling ensuring the test accuracy and personnel safety Take away the roadblocks around the lift to prevent influencing Operation Don t place KWA 300 3D on a vibrated object or an oblique surface Avoid direct sunlight and moisture Turn off the power after operation Check all bolts and parts after maintenance and tighten the slackened bolts and parts in turn for safety Using the computer visual technology and recognizing the targets mounted on the wheels through the camera with high resolution it is necessary for KWA 300 3D to prevent the outside Infrared rays e g sun lights from directly lighting to the targets and reflecting to the cameras and it Is necessary to avoid blocking the light way from the targets and the cameras for a long time during the instrument Is working 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 t
3. 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 said to toe in Toe in figures are given a positive value Conversely when the wheels point outwards they are said to be toe out and the figures are shown as a negative value 1 1 Front toe in Fig 1 1 The purpose of correct toe is to ensure that the wheels run parallel when the vehicle is driving An incorrect toe setting may affect the stability and controllability of the vehicle Camber Camber is the leaning of the wheel inwards or outwards from the vertical If the road wheel leans outwards from the vertical it is Said to have positive camber and when leaning inwards from the vertical negative camber looking from the front or rear of the vehicle See Fig 1 2 Camber Fig 1 2 Camber is measured in degrees Kingpin Inclination Kingpin Inclination KP 1I is the angle of inclination of the king pin towards the centre line of the vehicle from the vertical see Fig 1 3 LAUNCH KWA 300 3D Wheel Aligner Introduction forwards caster is negative Caster angle influences the directional stability of the steering To increase the tendency of the steering to self centre
4. dust and oil dirt will be accumulated on the main unit and the monitor Please cleanout it with neutral detergent or dehydrated alcohol Avoid using oil or caustic product Never disassemble the computer and move the inside cables and cards to avoid damage of the inside components Wheel Clamp and Target The wheel clamp should be cleaned and oiled timely to insure that the span of claws can be easily adjusted and attached 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 6 1 KWA 300 3DWireless Wheel Aligner Maintenance Don t disassemble the targets and clamps to avoid damage of their elements LAUNCH will not guarantee for this kind of failure Printer Read the operation instruction of the printer carefully Install suitable printer drive program and apply right printer setting Ifthe printed words are not clear it may be that the ink is used out Please replace the printer ink cartridge in time to resume the printing quality For other printer related problems please contact the customer service center Posts and signal cables There are two precision CCD cameras inside the posts The precision position calibra
5. for SAVE for PRINT for DELETE for OK for HELP for PREVIOUSE and for NEXT Vehicle Standards In the main function menu please click icon of Vehicle Standard the screen will display the interface as shown in Fig 4 3 LAUNCH KWA 300 3D Wireless Wheel alle la ope aion Instructions GE VW OHICLE TIARDARD Fig 4 3 There are three functional options on this interface Data Query to query alignment data of corresponding vehicle models Data Edit to edit and add the alignment data of new vehicle models User Management to provide a window for user to input own information which can be printed out when printing the report forms Data Query Click the icon of Data Query the screen will display the map of the world as shown in Fig 4 4 Fig 4 4 Please click on the desired area on the map to the corresponding database of the vehicle models in this area and the screen will display the automobile manufacturers of the area you have selected as Shown in Fig 4 5 4 2 AG ii j MAEL IF ORMATIOR AUB JLA E eo C om l gn B rE C C E or T os i ou 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 AG ii MOOEL INFORMATION AML ILA S662 C20000666066 Fig 4 6 Double click on the year you have selected to enter the specific vehi
6. 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 Kingpin inclination outer wheel when the vehicle is steered the difference is usually about 2 This angle is Fig 1 3 l designed to reduce steering resistance Correct Kingpin Inclination can equalize the loads applied on bearings so that the life of bearings can be prolonged and the controllability of steering is improved Without the inclination the controllability of the steering may be affected further more the vehicle weight and the ground counterforce may cause significant stress in the axle and finally damage the axle Correct inclination of king pin is also helpful for the vehicle to restore its straight ahead position after Steering Fig 1 5 Kingpin Inclination is determined when the vehicle suspension is designed Itis not service adjustable Note This angle can be tested when a turntable is equipped for KWA 300 3D Caster l 7 eae Thrust angle Caster is the tilting of the kingpin either forwards or backwards from vertical as viewed from side of the The trust angle is defined according to the driven vehicle See Fig 1 4 mode of vehicle Rear wheel driven the thrust angle equals half Kingpin a of the toe
7. 3 ANGOMENC TES G s2iterzev carcnsisausmtnrteandeintundanecnubed 4 3 Register the Information of Vehicle to be Tested 4 3 TESTS CUING sutinclatdicsaanousmsnatatanden 4 4 SAN TESE spn a rin E 4 1 System Calibration 4 7 Target MONON Sissi st sci cxwittnitanttaranseeminentinand 4 Check Test Result sssrin 4 7 LAUNCH KWA 300 3D Wheel Aligner Introduction Introduction Thank you for using KWA 300 3D wheel aligner manufactured by LAUNCH TECH CO LTD Definition KWA 300 3D Wheel Aligner is a precision measurement instrument designed to measure the wheel alignment parameters and compare them with the specifications provided by vehicle manufacturer It also gives instructions to the user for performing corresponding adjustments so as to get the best steering performance and reduce tire wear When Iis Wheel Alignment Required The driver must firmly hold the steering wheel to maintain a straight ahead driving Abnormal wear of tires occurred such as single side wear concave convexity wear and featheriness wear Too heavy or too light steering or shaking at high speed driving When the tire s steering joint or shock absorber are replaced When the vehicle is impacted When the vehicle has driven for the first 3000km or 10000km Main Vehicle Alignment Parameter The wheel alignment mainly consists of camber caster toe in Kingpin inclination toe out on turns wheelbase difference tread difference etc
8. 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 LAUNCH Precautions Please read the Users Manual and the Installation and Parts Manual carefully before operating KWA 300 3D Only the qualified technician can operate the Wheel Aligner The operator must have knowledge of computer application and basic theory of wheel alignment The power voltage of KWA 300 3D is AC220V 410 5041Hz AC110V 10
9. LAUNCH KWA 300 3D Wheel Aligner problems arising from the use of any options or any consumable products other than those designated Trademark Information as Original LAUNCH Products or LAUNCH Approved Products by LAUNCH LAUNCH is a registered trademark of LAUNCH TECH CO LTD LAUNCH for short in China and other countries All other LAUNCH trademarks General Notice service marks domain names logos and company names referred to in this manual are either Other product names used herein are for trademarks registered trademarks service marks identification purposes only and may be trademarks domain names logos company names of or are of their respective owners LAUNCH disclaims any otherwise the property of LAUNCH or its affiliates In and all rights in those marks 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
10. NCH KWA 300 3D Wheel Aligner Language Setting 4 7 Table of Contents A se ceaedsecases tastes ote dattaceeaesoinecmematstdnetee 4 8 Career me eT Ar eet TE ROR RT RY rn i Oe 4 8 Introduction sai isititnrtisiininineiinminmiaaniminaatennnnn 1 1 a Frequently Asked Questions FAQ sssini 5 1 DEMO paan tapninhethduceeces testa mnesasans 1 1 When Is Wheel Alignment Required 1 1 Industrial Computer Cannot Start Up Without Any Main Vehicle Alignment Parameter 1 1 POM DIS a i a niente aha nents 5 1 Toe in and TOe OUt ssissisrrerrrrrrrrrrrrrrrnrerrnrn 1 1 Computer Cannot Enter Windows2000 c0008 5 1 Kingpin Inclination 1 1 Mouse and Keyboard does not Respond 5 1 Ca Oa AT A 1 2 Printer does NOt Respond vcs 5 1 TOC outon TUM acae a l 2 KWA 300 3D Program Does Not RUN asserere 5 1 TAS CONO lE maa 1 2 Why the blocking tip box does not appear when you Wheelbase Difference 1 3 turn the steering wheel and block the rear target 5 1 Tread DIffErENCe cceseessssssseesseserseeeesen 1 3 When you turn the steering wheel the tip box Left right lateral offset angle cesses 1 3 appears in case of the light path has been blocked Axle OfSOC ANGIE ssitscdisiiansaneasteanrienatatde 1 3 how to handle it saree cu sastcoseaadeatiebistenlutantsielada dias ctes 5 1 Dela yan Olek itestaiadnauheameccwntanens 1 3 Why does it have obvious difference between left Included angle secsssecsssesssssseesseesssesssssesseesaees 1 3 and right minimum turning
11. anagement Click the icon of USER MANAGEMENT the screen will display the interface as shown in Fig 4 9 PG BER AF ORATOR ANNOUNCEMENT 1 Tae whee Biga tok be opera fe Te pe ee be E Do ret iad apiet pragen Ki Ihe eres ner Cannery Fig 4 9 Click 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 display the interface as shown in Fig 4 10 T uaa OOO Fig 4 10 After finding the desired client information please click PRINT pushbutton to print the client information and you can check the next client record by clicking NEXT pushbutton Alignment Test In main function menu please select the icon of ALIGNMENT TEST the screen will display the interface as shown in Fig4 11 AUGRRENT TEST Fig4 11 There are several functions available in above interface Register the Information of Vehicle to be Tested Test Settings Start Test System Calibration Target Monitoring and View Test Result Register the Information of Vehicle to be Tested Click the icon of REGISTER THE INFORMATION OF VEHICLE TO BE TESTED the sc
12. ce is the target centers position display area The target monitoring interface can display the four target images at the same time default interface also it can display any one of the E four target images you can select the image to be SPE er eran ranean displayed by clicking the corresponding functional Fig 4 29 4 7 LAUNCH KWA 300 3D Wireless Wheel Aligner After selecting the desired language Simplified Chinese or English please click OK pushbutton to confirm Help User can press F1 key or click HELP button to enter the help system on any interface 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 Sink dat win mk eu H i ELLIE GTi E Fig 4 30 The help system includes the following information Operation of wheel aligner software Basic knowledge on 4 wheel alignment Exit Click Exit button on the main menu the computer will exit the wheel alignment program and enter the Windows operating system 4 8 Operation Instructions LAUNCH Frequently Asked Questions FAQ Industrial Computer Cannot Start Up Without Any Prompts Check the power socket and plug Check the connection Check the power switches of main unit and monitor Check the indicator Check the contrast and brightness Computer Cannot Enter Windows2000 The hardware s
13. ck the Static Compensation pushbutton then click OK pushbutton to enter into the Static Compensation interface as shown in Fig 4 24 oi shs i ik bt el ee Fig 4 24 In the above interface please click the icon of D to select the wheel to be adjusted and then press the icon of to perform the wheel compensation testas shown in Fig 4 25 ST AT SOW Pea ro LA lng Ge Aegi Parametar Fig 4 25 After finishing compensation test for four wheels please press the icon of to calculate toe in and camber compensated as shown in Fig 4 26 LAUNCH KWA 300 3D Wireless Wheel Aligner Operation Instructions STL COMPETE pushbutton on the upper column of the interface The niai 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 displayed If the grey scale of the target can not be distinguished please adjust the target and its corresponding camera in order to let the target be on the appropriate position Check Test Result Catculte Slabe Compensaive TOE Carnbey LAUNGH Fig 4 26 Click the icon of Check Test Result in the main interface the screen will display the interface as Start Test shown in Fig 4 28 aru h After all settings have been finished you can perform ATER ADISTA the wheel alignment test Please click Start Test icon 00 16 nn 02 D 14 in the Alignm
14. cle model database of this year the screen will display the specific vehicle and its model manufactured by the corresponding manufacturer at this year as shown in Fig 4 7 2G i MODEL IN ORMATIOR ANLE LA urpi m bi ALILLEETIETIEEEE I E a a a a ct a E i E a ad E ks E a Fig 4 7 Double click on specific vehicle model the alignment standard data will be shown on the right column Click OK pushbutton to finish selecting the standard data of the vehicle model If a selection error has been made please click Previous pushbutton to make selection again LAUNCH KWA 300 3D Wireless Wheel alle la ope aion Instructions Data Edit Click the icon of Data Edit the screen will display the interface as shown in Fig 4 8 AKAIK LAUD i zas Fig 4 8 Add the alignment data of new vehicle model Please select area manufacturer in turn and then click the icon of NEW adding the vehicle model Start year end year and then double click edition column after the edition column becomes white you can add new data and then press the icon of SAVE at last to finish adding data Modify the alignment data of old vehicle model First please select the corresponding area manufacturer and model of old vehicle and then click MODIFY pushbutton and double click edition column you can modify the old data and then press the icon of SAVE at last to finish adding data User M
15. dered directly from your LAUNCH authorized tool supplier Your order should include the following information 1 Quantity 2 Partnumber 3 Item description Customer Service If you have any questions on the operation of the unit please call 86 755 82269474 or _ fax 86 755 82264570 If your unit requires repair service return it to the manufacturer with a copy of the sales receipt and a note describing the problem If the unit is determined to be in warranty it will be repaired or replaced at no
16. elationship between the posts and the Cabinet is as shown in Fig 2 3 Note No matter during or after using ensure to 2 1 LAUNCH KWA 300 3D Wheel allah Structures prevent the posts from swaying otherwise the may be caused and the test result may be position of camera will be changed influencing influenced the test result 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 the cable bushing or to avoid putting the heavy on it in order to prevent the bushing from being damaged Turntables KWA 300 3D has two mechanical turntables Fig 2 3 l standard configuration see Fig 2 5 Wheel Clamps and Targets KWA 300 3D wheel aligner totally has 4 target clamp assemblies which are the key components for whole test system and are the objects monitored by cameras There are some bull eye signs for installing the wheel on the targets as shown in Fig 2 4 ed o Md Fig 2 5 mechanical turntables The turntables are placed at the front wheel positions of the vehicle on the lift Use the lock pin to lock the turntable before driving the vehicle on Pull out the lock pin after the vehicle is stopped and the front wheels are at the centers of the turntables
17. ent Test interface the instrument will cee a perform the test according to the test items and the U0 48 U 31 test methods set above 00 00 00 00 System Calibration D 00 00 00 00 Only the specialized person from Launch can perform UU To 00 Ul y0 14 this Kind of operation it is not necessary for user to 00 16 00 00 0 24 do it Please refer to KWA 300 3D Wheel Aligner am aaE Installation and Parts Manual for details Oe Target Monitoring Fig 4 28 Target monitoring needs to performed before test This function is used to check the data saved in the click the icon of Target Monitor the screen will previous test e g after finishing the test for the single display the interface as shown in Fig 4 27 wheel the screen will not display the test result you es can check the test result by entering this function interface Click pushbutton to change over the adjustment result interfaces click Exit pushbutton to return to the previous interface aace uita ALa K amp Language Setting Click Language Setting icon on the main interface the screen will display language setting dialogue box as shown in Fig 4 29 AL a ae dD WHEEL ALIGNMENT EF Sea wr OL weep ai COE SRT LE Cie ert Ep canr GRH iH Le LAUNO Fig 4 27 The upper column of the above interface is the functional pushbutton display area the middle part of the interface is the target image display area and the bottom column of the interfa
18. er part of the left sideboard of cabinet the tube fuse AC 220 5A is installed at the power supply socket and the power supply socket is at the lower compartment of the cabinet Wheel Aligner Main Unit The main unit is an operation control platform It consists of cabinet computer group interface circuit system and power supply assembly etc as shown in Fig 2 1 aT Q DEN AAN EANNAN l Cameras and their posts KWA 300 3D wheel aligner includes 4 CCD cameras which respectively capture the images from the 4 targets attached on the vehicle wheels The cameras are mounted inside the steel housings as shown in Fig 2 2 The accurate calibration for camera has been performed during first installation so it is not necessary for user to calibrate it when using the instrument Fig 2 2 The two posts KWA 300 3D wheel aligner are used for containing and fastening the CCD cameras and their signal cables The two posts are respectively mounted on the ground with anchor bolts and the position r
19. g the vehicle release the lock pins after the vehicle is placed well Check each chassis part carefully include dust cover bearing rock arm tripod end shock absorber tie rod end and steering mechanism for any looseness or wear Then check to see if the tire pressure and treads of the left and right wheels are alike Install the wheel clamp target assembly on the wheel and turn the knob to lock the wheel clamp The claws 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 Insert the power plug of the wheel aligner into the Standard 3 pole power receptacle Turn on the power supply switch start the computer and enter the WINDOWS operating system Click the icon of KWA 300 3D Wheel Aligner program to run the program The screen will display the main function menu There are 6 functions available in the main menu they are Vehicle Standard User Management Alignment Test Helo System Language Setting and Exit See Fig 4 2 BD HaT ALC i cF I WHEEL ALIGNMENT elie ea Coie eee Fig 4 2 Descriptions for pushbuttons The meaning of the main functional pushbuttons in this system is as follows for NEW for EDIT
20. gner Basic Operation Procedures Basic Operation Procedures Get Vehicle Information Ask the owner for vehicle drivability problems symptoms and wheel alignment history and find out vehicle information such as make model and year etc Check each chassis part carefully including rubber boot bearing rock arm tripod end shock absorber te 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 performed Test drive After finishing the wheel alignment test the vehicle to see if the abnormal conditions are eliminated Re perform the wheel alignment if necessary 3 1 LAUNCH KWA 300 3D Wireless Wheel alle la ope aion Instructions Operation Instructions Preparation V VI Ask the owner for vehicle drivability problems and symptoms wheel alignment history and find out vehicle information such as make model and year etc Drive the vehicle onto the lift or over the pit ensure that the front wheels are centered with the turntables Apply hand brake to ensure human safety To prevent the turntable from turning lock the turntables with the lock pins before drivin
21. ick the icon of Exit to return to the main interface of ALIGNMENT TEST Adjust the front wheels Click the status symbol in front of the Auto Test Items let it be X then select Front Adjust under the Manual Type Items click OK pushbutton to enter the Front Adjust interface as shown in Fig 4 22 a i SHORT GOUT 0 00 0 00 0 00 0 00 0 00 2e e6 Fig 4 22 Click the icon of Start Test the screen will display the value of front toe in and front camber as shown in Fig 4 23 HORT ADIIET 0 31 0 15 0 03 0 CLICK TO STOP TEST Fig 4 23 When the pointer for a certain parameter is out of the green area please adjust the corresponding wheel to make the pointer be inside the green area Click the icon of Print to enter into the interface of Print Report then click the icon of OK to print Click the icon of Exit to 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 4 6 to reduce the error caused by the distortion of the wheel rim and tire it is suggested to select wheel static compensation test function to ensure measuring accuracy In the interface of Test Option as shown in Fig 4 13 please cli
22. in difference between the two rear wheels As shown in Fig 1 6 Front wheel driven the thrust angle equals half of the toe in difference between the two front wheels Four wheel driven the thrust angle equals half of the toe in difference between the two front aes wheels plus half of the toe in difference a between the two rear wheels ae The trust angle is defined as positive when the trust cacier line is towards left and negative when the line is Fig 1 4 towards right When the king pin is tilted backwards from the If the thrust angle is not zero the vehicle will have vertical caster is positive When the king pin is tilted the side moving trend In this case adjust the front 1 2 LAUNCH toe in of the drive wheels first and then adjust the toe in of driven wheels Fig 1 6 Wheelbase Difference Wheelbase difference is defined as the angle between the joint line of the centre of two rear wheels and that of the front wheels It is positive when distance between the centre of the right wheels is large than that of left wheels and negative otherwise If the tread is available from the vehicle specifications then the wheelbase difference can be also expressed by angle See Fig 1 7 Fig 1 7 Tread Difference Tread difference is defined as the angle between the joint line of the ground contact point of left wheels and that of the right wheels It is positive when distance between the cen
23. m Notes 1 The right of changing the design will be reserved by manufacturer 2 The above accuracy can be confirmed only when the user follows the specified operation procedures andrightrailoflift o Working Principle The working framework of KWA 300 3D Wheel Aligner is as shown in Fig 1 9 The whole system is composed of data collecting system and data processing system Requirements on Surroundings tem Specification Ambient temperature 0 50 C Relative humidity No direct strong lights irradiate Light requirement the target and reflect to the camera The height difference lt lmm left to right mm between the left rail front to back LAUNCH KWA 300 3D Wheel Aligner Introduction on _ Industrial computer image collector fre a keyboard mouse ome eee Left target Fig 1 9 The data collecting system consists of 4 cameras with high resolution and 4 targets The left and right Cameras capture the images on the left and right targets and transmit them to the data processing system via the image collector The targets are attached on the wheel rims via wheel clamps So the geometrical relationships among 4 wheel rims are calculated according to the images captured by Cameras from the targets and further to confirm the aligning parameters of the wheels The data processing system is the main unit of KWA 300 3D It consists of an industrial computer power supply system and interfaces Its fu
24. nclination and the wheel camber is called included angle 1 3 LAUNCH Functions and Features Complete test The KWA 300 3D Wheel Aligner can be used to measure the most wheel alignment parameters such as front wheel toe in front wheel camber caster Kingpin inclination maximal steering angle thrust angle toe out on turns rear wheel toe in rear wheel camber thrust angle wheelbase difference tread difference etc Brand new 3D computer vision measurement automatically test the aligning angles with high performance camera Positive targets there are any electronic elements inside the targets and no cables KWA 300 3D Wheel Aligner Introduction Clamps Provides many Kinds of auto test processes and diagram operating interfaces very simple and clear to operate the whole test process can be performed automatically and there are some humanity tips on the corresponding interfaces Complete databank wheel alignment data of over 20 000 vehicle models is stored in the system User can also add new data to the databank Automatically record the history data easy for customer measurement Standard printer to print test result Provide real time help with help system between the targets and the main unit so the targets are easy to be fastened on the wheel Specification Total toe in Camber Caster Kingpin Inclination Maximal steering angle Maximal rim size Maximal wheelbase it can measure 4000m
25. nction 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 manufacturer and gives instructions to the user for adjustment so its databank should contain enough information KWA 300 3D Wheel Aligner contains wheel alignment databank of over 20 000 vehicle types all over the world User can also add new vehicle wheel alignment data in the databank when necessary LAUNCH KWA 300 3D Wheel allah Structures Structures gS Overall Structures KWA 300 3D Wheel Aligner mainly consists of the wheel aligner main unit cameras and their posts wheel clamps targets communication cables mechanical turntables steering wheel holder and brake pedal depressor etc The computer group includes industrial computer monitor keyboard mouse printer and image collector etc The monitor mouse and printer are on the top of the cabinet The industrial computer is inside the upper compartment of the cabinet the image collector is inside the industrial computer and the keyboard Is installed on the keyboard drawer The power supply assembly includes power lead power socket tube fuse and the power supply main Switch The power supply master switch pushbutton is installed at the upp
26. o wipe the surface of target lightly if there are some smuts on it The wires inside the cabinet and the camera posts are connected compactly Don t move them after first installation The precision position calibration has been KWA 300 3D Wheel Aligner performed for the cameras after first installation the user can not move or wobble the camera post no matter during or after using It If without approval of the supplier please do not disassemble the main unit and camera post in order to avoid damaging the components influencing the test accuracy and increasing the costs and difficulties of maintenance and repair For the damage caused by un ratified disassembling will not be covered by the Warranty The fastening method should be selected correctly and flexibly according to the actual conditions of the rim the turning force should be equal when fastening after fastening please pull the wheel clamp lightly to check it for fastening and connect safety cord well The force should be equal when using each knob please don t fasten it too tight in order to avoid damaging the locking mechanism or other parts After using please cut off all power supply timely The cameras of KWA 300 3D wheel aligner are the key optical components for testing do not impact them when using keep the surface of the camera lens clean Please use the lens paper to wipe the surface of the camera lens lightly if there are some smuts on it LAU
27. quably 2 The system can automatically identify whether the installation of targets has satisfied the conditions or not and automatically test whether the targets have been blocked or not whether there is the strong infrared sources which will influence the test inside the vision field of the cameras Once the target has been blocked during testing the system will automatically pop up a tip box for blocking after move blocking materials away the tip box will disappear and the system will run normally again Select Test Toe in Camber KPI amp Caster and Print Test Result under the Auto Test Items column and then click J OK pushbutton the screen will display the interface as shown in Fig 4 14 Fr EUT THE TEST NTERFACE Fig 4 14 First please click the icon of Starting Test to test the Toe in and Camber the screen will display the interface as shown in Fig 4 15 Pir SLICK TO STOP TEST Fig 4 15 There is a green arrow head on each wheel which instructs the operator to push the vehicle slowly as per the arrow direction after 20cm approximately L AUNCH passed the screen will display the interface as shown in Fig 4 16 CLICK TO START TEST Fig 4 16 There is a red arrow head on each wheel which instructs the operator to pull the vehicle slowly as per the arrow direction after 20cm approximately passed return to the original position the screen will display the interface as sho
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29. reen will display LAUNCH KWA 300 3D Wireless Wheel alle la ope aion Instructions the interface as shown in Fig 4 12 CUEMT e e0 Fig 4 12 After searching or adding the information of the vehicle to be tested please click OK pushbutton to save the information and return to the previous interface Test Setting Click the icon of Test Setting the screen will display the interface as shown in Fig 4 13 Aeh T Test on Lifting a aa e amp Fig 4 13 In above Interface you can select Auto Test Items or Manual Type Items and can select Lifting Status Test item J Indicates Starting This Test Item X indicates Not Starting This Test Item First please select Auto Test Items or Manual Type Items and then select the test content according to the different test requirements please click the circular pushbutton in front of the test item to select the required test content After selecting the test item please click OK pushbutton to perform the test Test Toe in Camber KPI amp Caster and Print Test Result Note 1 When testing toe in and chamber please move the wooden wedges away fix the steering wheel to pull and push vehicle keep the force 4 4 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 e
30. tart files are lost BISO setting error Hardware malfunction Mouse and Keyboard does not Respond Check the connection of mouse and or keyboard Check the matching of mouse and or keyboard to main unit Mouse or keyboard damaged Mouse ball too dirty Printer does not Respond Check connection of printer cables Check printer drive program and settings Check computer virus KWA 300 3D Program Does Not Run Program file lost or error Program registering list damaged Why the blocking tip box does not appear 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 KWA 300 3D Wireless Wheel Aligner 5 1 FAQ 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 20 area please stop turning the steering wheel move the blocks away and then continue to turn the steering wheel Why does it have obvious difference between left and right minimum turning radius after alignment It is caused by the mistaken position between the steering wheel and the steering column Alignment in this system is performed in the normal case of Steering Wheel Centered i e it is based on Steering Wheel Centered so it is necessary
31. termined to be out of warranty it will be repaired for a nominal service charge plus Warranty return freight Send the unit pre paid to THIS WARRANTY IS EXPRESSLY LIMITED TO Attn Customer Service Center PERSONS WHO PURCHASE LAUNCH PRODUCTS Shenzhen Launch Tech Co Ltd FOR PURPOSES OF RESALE OR USE IN THE i ildi Xinyang Building ORDINARY COURSE OF THE BUYER S Bagua 4th Road BUSINESS Shenzhen Guangdong Province P R China LAUNCH electronic product is warranted against defects in materials and workmanship for 1 year from date of delivery to the user This warranty does not cover any part that has been abused altered used for a purpose other than for which it was intended or used in a manner inconsistent with instructions regarding use The exclusive remedy for any automotive meter found to be defective is repair or replacement and LAUNCH shall not be liable for any consequential or incidental damages Final determination of defects shall be made by LAUNCH in accordance with procedures established by LAUNCH No agent employee or representative of LAUNCH has any authority to bind LAUNCH to any affirmation 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 or
32. tion has been performed for the cameras after first installation The user can not move or wobble the camera post no matter during or after using it Using the computer visual technology and recognizing the targets mounted on the wheels through the camera with high resolution it is necessary for KWA 300 3D to prevent the outside infrared rays e g sun lights from directly lighting to the targets and reflecting to the cameras and it is necessary to avoid blocking the light way from the targets and the Cameras for a long time during the instrument is working The wires inside the cabinet and the camera posts are connected compactly Don t move them after first installation If without approval of the supplier please do not disassemble the main unit and camera post in order to avoid damaging the components influencing the test accuracy and increasing the cost s and difficulties of maintenance and repair For the damage caused by un ratified disassembling will not be covered by the Warranty Turntables The electronic turntables are precision components Avoid hitting during operation and never splash water on them When moving the vehicle on the turntable please insert the locking pin to avoid the turntable sliding LAUNCH KWA 300 3DWireless Wheel Aligner Maintenance SSS MM Generally speaking it is not necessary to oil the turntables frequently 6 2 LAUNCH KWA 300 3D Wheel Aligner charge If the unit is de
33. to ask the user about the maintenance and use history of the steering wheel eliminating the interference of the mistaken position between the steering wheel and the steering column centering the steering wheel according to the experience LAUNCH Maintenance To prolong the life of the equipment the user should maintain it with care The Wireless Wheel Aligner is a precision equipment that requires periodical maintenance Computer User should have a basic Knowledge about computer software and hardware to insure the normal operation of the computer The main unit and the monitor should be firmly secured on the desk Do not put them in a freezing wet extremely hot or direct sunlight place or near the source of radiation and heat Don t foist anything into the main unit and the monitor through the gap Don t move the computer during operation Do not switch on off the computer too frequently Don t change the BIOS setting at will Don t delete the unknown files in the hard disc at will to avoid abnormal computer operation or death The computer is used only for the Wireless Wheel Aligner don t install other software to the Wireless Wheel Aligner computer to avoid computer virus The computer is scanned to ensure it is free of virus before leaving factory Don t use other software to avoid possible virus LAUNCH warranty does not cover the system problem arising from the virus After a long period of use the
34. tre of the rear wheels is large than that of front wheels and negative otherwise If the wheelbases are available from the vehicle specifications then the tread KWA 300 3D Wheel Aligner Introduction difference can be also expressed by angle See Fig 1 8 Fig 1 8 Left 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 between front and rear axle of vehicle is axle offset When LR RR wheel is offset outside from LF RF wheel the left right lateral offset is positive otherwise is negative The angle between the connecting line from the front wheel center point to the rear wheel center point same side and the thrust line is left right lateral offset Delay angle The angle between the connecting line from the LF LR wheel center point to the RF RR wheel center point and the perpendicular of the longitudinal geometry center line is called front rear delay angle When the right wheel on the front rear axle is behind the left wheel the front rear delay angle is positive otherwise is negative Included angle The sum of the KPI Kingpin i
35. wn in Fig 4 17 6 H SLICK TO START TEST LE Fig 4 17 Several seconds later the screen will display the kingpin test interface as shown in Fig 4 18 P r i iy ro a eo eA S ES CLICK TO START TEST LACH Fig 4 18 Please center the steering wheel according to the tips on the above interface and then click the icon of START TEST the screen will display the interface as Shown in Fig 4 19 KWA 300 3D Wireless Wheel Aligner Operation Instructions Fig 4 19 Turn the steering wheel right slowly according to the tips on the above interface when the turning angle is more than 20 please turn the steering wheel left Slowly the screen will display the interface as shown in Fig 4 20 r m K o emd Day oF Se cs Rri a Lae Fig 4 20 Continue to turn the steering wheel left according to the tips on the interface when the turning angle is less than 20 please turn the steering wheel right Slowly when the little ball stay in 0 position its color become green from red indicating that the steering wheel has been centered and then please lock the steering wheel the screen will display the interface as Shown in Fig 4 21 ar PAINT REPORT Signa Lh LA ae VEGA ET TAT m ig a A Fa p ai a T bim jaur maT p cag LAUNCH KWA 300 3D Wireless Wheel alle la ope aion Instructions Click icon of OK to print the report form and then cl
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