Launch X-631 Plus User Manual
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Launch X-631 Plus User Manual

Wheel aligner
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  • Page 2 Copyright Information Copyright © 2010 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 3 Please read the User’s Manual and the z Check the packing list before installing. Do not Installation and Parts Manual carefully before hesitate to contact LAUNCH or LAUNCH operating X-631/X-631+. distributors for any questions. z Only the qualified technician can operate the Wheel Aligner.
  • Page 4 LAUNCH X-631/X-631+ Wheel Aligner inspected as to their operational condition. completely read! • The necessary personal safety equipment for Basic safety measures during normal operating, maintenance and repair personnel is operations: available and being worn. The machine may only be operated by trained and •...
  • Page 5 LAUNCH X-631/X-631+ Wheel Aligner electricians! Electrical equipment must be routinely inspected! Re-attach any loose connections! Immediately replace damaged lines/cables! Always keep housings of electrical equipment closed! Access is only permitted for authorized personnel with key/tools! Never spray the housing of electrical equipment with...

  • Page 6: Table Of Contents

    LAUNCH X-631/X-631+ Wheel Aligner Table of Contents Introduction ..............1-1 Definition..............1-1 When Is Wheel Alignment Required.......1-1 Main Vehicle Alignment Parameter......1-1 Toe-in and Toe-out..........1-1 Kingpin Inclination (SAI)........1-1 Caster..............1-2 Thrust angle ............1-2 Wheelbase Difference........1-2 Track Width Difference........1-3 Functions ..............1-3 Features ..............1-3 Specifications ............1-4 Requirements on Surroundings......1-4...

  • Page 7: Introduction

    - negative camber, looking from the front or rear of the vehicle. See Fig.1.1. Thank you for using X-631/X-631+ wheel aligner manufactured by Launch Tech Co., Ltd. Definition X-631/X-631+ CCD wheel aligner adopts the charge coupled device (CCD) with high resolution, the clinometer with high precision and the accurate optics imaging system.

  • Page 8: Caster

    LAUNCH X-631/ X-631+ Wheel Aligner Introduction steering. To increase the tendency of the steering to self-centre, the steering will normally be designed with positive caster. Thrust angle The thrust angle is defined according to the driven mode of vehicle. z Rear wheel driven: the thrust angle equals half of the toe-in difference between the two rear wheels.

  • Page 9: Track Width Difference

    LAUNCH X-631/ X-631+ Wheel Aligner Introduction function. The probe rods provide LCD display function. Electronic level function. Black box self-diagnosis function. Front and rear probe rods interchangeable. Special test for Mercedes-Benz and BMW vehicles. Features Infrared 8-beam 16-sensor loop measurement, accurate and stable.

  • Page 10: Specifications

    LAUNCH X-631/ X-631+ Wheel Aligner Introduction Specifications Item Range Front total toe-in Front toe-in Front camber Caster Kingpin inclination Rear total toe-in Rear toe-in Rear camber Thrust angle Notes: The above measurement ranges can be confirmed only when the user follows the specified operation procedures.

  • Page 11: Structures

    LAUNCH X-631/X-631+ Wheel Aligner Structures top platform of the cabinet. Mouse and keyboard are on the keyboard drawer. Printer is on the drawer in Structures the middle of the cabinet. The computer host is in the lower compartment of the cabinet.
  • Page 12 LAUNCH X-631/X-631+ Wheel Aligner Structures LCD display area has six functions: take the X-631 as an example. [Display for run-out compensation]: To display the [Display start interface]: “Welcome to use X-631” is current compensation status of the probe rod: 0 displayed on LCD as shown in Fig.2.4.

  • Page 13: Wheel Clamps

    LAUNCH X-631/X-631+ Wheel Aligner Structures [Display Standby status]: “Stand By…” is displayed Wheel Clamp Hanging Bracket on LCD. It indicates that the probe rod is in standby X-631/X-631+ wheel aligner is equipped with 4 wheel mode for saving electricity. The standby mode can be clamp hanging brackets as shown in Fig.2.16.

  • Page 14: Brake Pedal Depressor

    LAUNCH X-631/X-631+ Wheel Aligner Structures Brake Pedal Depressor X-631/X-631+ has a brake pedal depressor is as shown in Fig.2.19. It is used to hold the brake pedal down. Fig.2.19 Brake pedal depressor Calibrating Frame Converter Connector (Optional) They are mainly used to calibrate the probe rod system of X-631/X-631+ wheel aligner.

  • Page 15: Basic Operation Procedures

    LAUNCH X-631/X-631+ Wheel Aligner 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, include dust cover, bearing, rock arm, tripod-ball, shock absorber, tie rod ball and steering mechanism, for any loose or wear.

  • Page 16: Operation Instructions

    LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions Operation procedures Operation Instructions Turn on the power switch, start the computer and enter the main interface of the measurement program. The screen displays the main function menu. There Preparation are 8 functions available in the main menu: [Standard...
  • Page 17 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions you can click button to add the standard [Navigation column]: To enter into the item you want data provided by the system into this form. If you to test in spite of the default sequence.
  • Page 18 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions interface as shown in Fig.4.6. Fig.4.8 Fig.4.6 Operating methods: Operating procedures: According to the prompts on the picture at the bottom of According to the prompts on the interface of [Vehicle the interface, measure left, right, front and rear ride...
  • Page 19 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions Specified rim and tire click [NEXT] after finished. The brake pedal depressor is installed 5. According to the prompts on the screen, turn LF Counterweight whole vehicle wheel by 360°. Adjust LF probe rod level, and...
  • Page 20 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions for the measurement under this mode; the Kingpin Inclination can equalize the loads applied on accuracy of 90°run-out compensation mode is bearings so that the life of bearings can be prolonged comparatively lower, but each probe rod can and the controllability of steering is improved.
  • Page 21 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions FR wheels, and input them into the corresponding data in Fig.4.17. boxes respectively, and then click [Return]. The interface is as shown in Fig.4.14. Language format Fig.4.17 Fig.4.14 Caution: Before perform kingpin measurement, please...
  • Page 22 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions [Double click]: Double click (with left key of the mouse) on the data display forms for camber and toe-in of RL and RR wheels, the corresponding displayed data will be enlarged. The interface is as shown in Fig.4.19.
  • Page 23 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions on the data display forms for camber and toe-in of LR and RR wheels, the corresponding displayed data will be enlarged. [Additional measurement]: This interface provides an operating platform for special measurement, which can...
  • Page 24 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions Put down the vehicle to position B1. Adjust the vehicle front toe-in to the allowed scope according to the standard specifications. The interface is as shown in Fig.4.29: Fig.4.26 Operating Methods: Click [Toe-in Curve Change] on the interface of [Front Axle Measurement] to enter Toe-in Curve Change interface as shown in Fig.4.24.

  • Page 25: Quick Measurement

    LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions [System management] – [Report setting] for the format Vehicle license plate number setting of the report form). Client information Caution: The report form print function provided by this interface only aims at the individual information report form for the test at this time;...

  • Page 26: Additional Measurement

    LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions 1. This interface provides only the functions of the test [Select Vehicle Model]: Click this button to select the and adjustment for front and rear toe-in and camber. parameters of standard vehicle model. If the parameter...
  • Page 27 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions this state the system only provides view function. [Delete]: Delete the items selected in client information Click button to perform information editing data form. When performing Delete operation, please operation. note that Delete operation will delete all the...
  • Page 28 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions and display effect of software system. The interface is as shown in Fig.4.43. Fig.4.41 [Modify]: This function is only applied to modifying the Fig.4.43 user-defined information in the list. It cannot modify the information imported from the standard data.
  • Page 29 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions The interface is as shown in Fig.4.46 [Unit setting]: Used to set the displayed unit system of system data, two types of unit systems can be selected: percentage degree system and degree/minute system. [Unit setting for toe-in]: Aiming to the particularity of the unit for toe-in, the system adds the units of mm and inch.
  • Page 30 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions icon to enter the interface of the probe status. Status of probe rod is used to display the communication status between probe rod and system. The interface is as shown in Fig.4.49. Fig.4.47 Detailed Information of Probe Rod: In the [Probe rod maintenance] interface, click the Fig.4.49...
  • Page 31 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions According to the prompts on the screen, install 4 probe rods on the wheels respectively, and then adjust them level. Click [NEXT] after finished. Fig.4.54 Remove FR probe rod, install LR probe rod on FL Fig.4.51...
  • Page 32 Fig.4.57. use of the probe rod. The interface is as shown in Fig.4.59. Fig.4.57 Enter the password (provided by Launch), and then click [OK] button to enter the interface of Probe Rod Update as shown in Fig.4.58. Fig.4.59 According to the prompts on the screen, adjust the level bubble to the middle position.
  • Page 33 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions Fig.4.61 Fig.4.64 According to the prompts on the screen, adjust the According to the prompts on the screen, switch on the calibration bracket level, and then click [NEXT] button. power supplies of FL and RL probe rods, and switch The interface is as shown in Fig.4.62.
  • Page 34 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions Fig.4.67 4.70 According to the prompts on the screen, please click According to the prompts on the screen, install 4 [NEXT] button to sample data. The interface is as probe rods and adjust them level, switch on all power shown in Fig.4.68.
  • Page 35 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions Fig.4.73 Fig.4.76 According to the prompts on the screen, please click According to the prompts on the screen, turn the [NEXT] button to sample data. The interface is as calibration frame shaft by 180 degrees, install FL and shown in Fig.4.74.
  • Page 36 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions Fig.4.79 Fig.4.82 According to the prompts on the screen, please click [NEXT] button to sample data. The interface is as Click [OK] button to display the calibration value shown in Fig.4.80. changes. The interface is as shown in Fig.4.83.

  • Page 37: Print

    LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions the sensor replacement operation has been the log, so we can say that the log is an important performed ever. window for us to monitor and diagnose the system. During running and testing operation, the system will...

  • Page 38: 3D Interface / 2D Interface

    LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions [Client list]: To list the all clients who have been serviced by the alignment test. [Record list]: This list can display the alignment test records (for one time or many times) of the client selected from [Client list].
  • Page 39 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions 1. Four-probe rode normal light mode (Normal light-4); 2. Four-probe rod high light mode (High light-4); 3. Two-probe rod normal light mode (Normal light-2); Fig.4.96 4. Two-probe rod high light mode (High light-2). These four kinds of mode are same with that on the After selecting working mode, please press down key computer.
  • Page 40 LAUNCH X-631/X-631+ Wheel Aligner Operation Instructions 6. When the data of camber and toe-in is valid, the corresponding data will be displayed; when invalid, “-----” will be displayed. 7. When the system uses two-probe rod working mode, toe-in is of total toe-in, indicated by “TT”;...

  • Page 41: Maintenance

    The Wheel Aligner is precision Don’t disassemble the sensor probe rod to avoid equipment. Here we will tell you the general damage of its elements. LAUNCH will not knowledge about equipment maintenance. guarantee for this kind of failure.
  • Page 42 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.
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