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LAUNCH
CNC-603A Injector Cleaner & Tester User Manual
All rights reserved! Any company or individual person shall not copy or backup this user manual in any format
(electronic, mechanical, photocopying, recording or other formats) without written permission from Launch Tech
Co., Ltd (hereinafter referred to as "Launch"). The manual is for the use of the products manufactured by Launch,
which shall not assume any responsibility for the consequences arising from the use of it to guide the operations
of other equipment.
Launch and its branches will not bear any liability for the fees and expenses incurred by equipment damage or
loss due to accidents caused by users or third parties, misuses and abuses, unauthorized modifications and repairs,
or operations and services not following launch's instructions.
Launch assumes no responsibility for device damages or problems resulted from the usage of other parts or
consumables, rather than original products of launch or products approved by the company.
Official statement: the mentioning of the names of other products in this manual is to illustrate how to use the
device, with the ownership of the registered trademarks belonging to the owners.
The device is intended for the use of professional technicians or maintenance and repair personnel.
Registered Trademark
Launch has registered its trademark in china and several other countries, and the logo is
. Other
trademarks, service marks, dot names, icons, company names of launch mentioned in the user manual all belong
to launch and its subsidiaries. In those countries where trademarks, service marks, dot names, icons, company
names of launch have not been registered yet, launch declaims the right for its unregistered trademarks, service
marks, dot names, icons, and company names. Trademarks of other products and company names mentioned in
this manual are still owned by the original registered companies. Without written agreement from the owner, no
person is allowed to use the trademarks, service marks, domain names, icons and company names of Launch or of
other mentioned companies. You can visit http://www.cnlaunch.com, or write to Customer Service Center of
Launch Tech Co., Ltd at Launch Industrial Park, North of Wuhe Avenue, Banxuegang, Longgang District,
Shenzhen, P.R. China, to get contact with Launch for the written agreement on the usage of the user manual.
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Summary of Contents for Launch CNC-603A
- Page 1 (electronic, mechanical, photocopying, recording or other formats) without written permission from Launch Tech Co., Ltd (hereinafter referred to as "Launch"). The manual is for the use of the products manufactured by Launch, which shall not assume any responsibility for the consequences arising from the use of it to guide the operations of other equipment.
- Page 2 LAUNCH CNC-603A Injector Cleaner & Tester User Manual Important Safety Instructions: ⚫ Please read the manual carefully before using the instrument for proper operation! ⚫ Be careful when touching the device or hot parts of the engine. ⚫ If the power cord is broken, please do not turn the device on and use it. If the device is dropped or damaged, please use it after being inspected by a professional.
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Page 3: Table Of Contents
LAUNCH CNC-603A Injector Cleaner & Tester User Manual Content I. INTRODUCTION TO CNC-603A INJECTOR CLEANER & TESTER ............1 1.1 Brief Introduction ............................1 1.2 Functions and Features ............................ 1 1.3 Working Environment and Specifications ....................... 1 II. STRUCTURE OF CNC-603A INJECTOR CLEANER & TESTER ............. 3 2.1 Structure................................ -
Page 4: Introduction To Cnc-603A Injector Cleaner & Tester
The actual configuration shall be subject to the packing list. I. Introduction to CNC-603A Injector Cleaner & Tester Welcome to use CNC-603A Injector Cleaner & Tester manufactured by Launch Tech Co., Ltd. It is a mechatronic product that combines ultrasonic cleaning technology with microprocessor oil pressure control cleaning and testing technology. - Page 5 LAUNCH CNC-603A Injector Cleaner & Tester User Manual Timing Range: 1～9999s Pulse Width Range: 0.5～25ms (step: 0.1ms) Operating Volume: 3000ml Packing Dimension: 458mm×433mm×537mm Main Unit Dimension: 396mm×380mm×446mm Net Weight: Gross weight:...
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Page 6: Structure Of Cnc-603A Injector Cleaner & Tester
II. Structure of CNC-603A Injector Cleaner & Tester 2.1 Structure The schematic diagram of CNC-603A Injector Cleaner & Tester is shown in Figure 2.1: Figure 2.1 Schematic diagram of CNC-603A 1- Pulse line; 2-Fuel distributor assembly; 3-Observation window tube; 4-Ultrasonic cleaner;... -
Page 7: Installation And Connection
III. Installation and Connection 3.1 Installation 1. The installation steps of CNC-603A are as follows: 1） Move the packaged machine to a flat surface; 2） Check if the packaging, machine, accessory box, user manual, power cord and etc. are complete. -
Page 8: Operation Procedures For Cleaning And Testing Of Injectors
LAUNCH CNC-603A Injector Cleaner & Tester User Manual IV. Operation Procedures for Cleaning and Testing of Injectors 4.1 Preparations 1） Remove the injector from the vehicle and check if the rubber seal of the injector is damaged. If it is damaged, replace it with a seal of the same type before cleaning and testing to avoid leak. -
Page 9: Cleanup After Operation
LAUNCH CNC-603A Injector Cleaner & Tester User Manual 4.2 Cleaning and Testing Sequences It is recommended to carry out the complete cleaning and testing procedures in the following order. ⚫ Ultrasonic cleaning; ⚫ Uniformity / Sprayability test; ⚫ Leakage test;... -
Page 10: Operation Processes
LAUNCH CNC-603A Injector Cleaner & Tester User Manual V. Operation Processes 5.1 Uniformity / Sprayability Test Uniformity test is to detect whether the differences between the injection quantities of injectors meet the requirements or within the specified error range under the same working conditions of the injectors on the same vehicle. -
Page 11: Leakage Test
LAUNCH CNC-603A Injector Cleaner & Tester User Manual 2） Install the top-supply injector in reverse direction (outlet up, inlet down); 3） Select the corresponding coupling element under the injector according to the shape of injector 4） Adjust the screws to fix the fuel distributor and injector assembly in the oil filler hole of the upper cover according to the height of injector and tighten the compression screws on both sides evenly, as shown in Figure 5.5;... -
Page 12: Injecting Flow Test
LAUNCH CNC-603A Injector Cleaner & Tester User Manual Figure 5.6 3） The system will stop automatically after completion of the test. 5.3 Injecting Flow Test Injecting flow test is to detect the amount of fuel injected normally by injectors for 15 seconds and then determine if it is consistent with the injection quantity of standard injectors (or within its error range), referring to the relevant technical manual of the injector). - Page 13 LAUNCH CNC-603A Injector Cleaner & Tester User Manual Figure 5.8 Figure 5.9 Figure 5.10 3） The system is running and at this time, the pressure can be adjusted via [Pressurization] and [Depressurization] buttons. Automatic cleaning and draining is shown in the following figures: 4）...
- Page 14 LAUNCH CNC-603A Injector Cleaner & Tester User Manual Mode 1 of Auto. Test Set the pressure: start the fuel pump to adjust pressure to setpoint RMP: 4500rmp, pulse Inject normally for 15s Observe injection angle and Observe medium width: 5ms, counts: 1700...
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Page 15: Ultrasonic Cleaning
LAUNCH CNC-603A Injector Cleaner & Tester User Manual Mode 2 of Auto. Rest Start the device and adjust the pressure to an appropriate value Speed change test, 3 cycles Accelerate from 350rpm to 6000rpm with duty ratio Speed change changing by 1/3 and step by... -
Page 16: On-Vehicle Cleaning
Amount about 1500ml 3) Connect the pipeline of CNC-603A Injector Cleaner & Tester with that of the vehicle. For details, see “5.6.2 Line Connection”. 4) As shown in the following figures: Choose [On-vehicle cleaning] function on main menu, set the time, press [Run] button and then start the engine for cleaning. - Page 17 3 of fig. 5.14 Figure 5.14 Line Connection 1 1-CNC-603A Injector Cleaner & Tester; 2-Engine; 3- Fuel-return hose from engine; 4- Fuel-inlet hose to engine; 5-Auto filter; 6-Engine fuel supply hose; 7-Engine fuel return hose; 8-Fuel pump; 9-Fuel tank...
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Page 18: Language Selection
CNC-603A Injector Cleaner & Tester User Manual to 3 of fig. 5.14 Figure 5.15 Line Connection 2 1-CNC-603A Injector Cleaner & Tester; 2-Engine; 3-Stopper; 4- Fuel-inlet hose to engine; 5-Fuel tank; 6-Fuel filter; 7- Engine fuel supply hose; 8-Fuel pump； 5.6.3 Tidy up after on-vehicle cleaning 1) After the on-vehicle cleaning is completed, turn off the ignition switch of the vehicle. - Page 19 LAUNCH CNC-603A Injector Cleaner & Tester User Manual information of the current software version, as shown in Figure 5.19. Figure 5.18 Figure 5.19...
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Page 20: Service And Maintenance
LAUNCH CNC-603A Injector Cleaner & Tester User Manual VI. Service and Maintenance 6.1 Handling, Storage and Installation Environment It is recommended to lift and carry the device with a manual or motorized forklift. Handling A. Mechanical handling and long-distance transportation are strictly prohibited when unpackaged. -
Page 21: Precautions And Solutions To Common Problems
LAUNCH CNC-603A Injector Cleaner & Tester User Manual Figure 6.1 1-Fuel pump cover; 2-Fuel pump bracket; 3-Fuel pump filter; 4-Fuel tank; 5- Fuel pump; 6- Cross recessed pan head tapping screw. 6.3 Precautions and Solutions to Common Problems 6.3.1 Precautions 1）... -
Page 22: Commissioning And Main Parts
LAUNCH CNC-603A Injector Cleaner & Tester User Manual VII. Commissioning and Main Parts 7.1 Schematic Diagram and Parts List of Whole Structure Figure 7.1... - Page 23 LAUNCH CNC-603A Injector Cleaner & Tester User Manual Figure 7.2...
- Page 24 LAUNCH CNC-603A Injector Cleaner & Tester User Manual Parts List of Whole Structure Material Material Material Name Material Name Code Code 103203716 CNC-603A Back plate 103203718 CNC-603A Right strut CNC-603A Pulse signal 105022381 103260433 Ultrasonic cleaner 220V connection 103203715 CNC-603A Top cover...
- Page 25 LAUNCH CNC-603A Injector Cleaner & Tester User Manual Material Material Material Name Material Name Code Code CNC-603A Fuel filling 104130432 Rubber pad 104020120 funnel CNC-603A Fuel pump CNC-603A Fuel filling 103203721 104020121 bracket plastic cover PG21 Water-proof cable 102990030 JJDB-6 Fuel pump...
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Page 26: Appendix I: Fuel System Pressure Gauge Of Typical Vehicles
LAUNCH CNC-603A Injector Cleaner & Tester User Manual Appendix I: Fuel System Pressure Gauge of Typical Vehicles Manufacturer Model System Pressure (kg/cm2) Toyota 3.0 2.84 Toyota Previa 2.7-3.3 Lexus 300 400 2.65-3.04 Toyota Camry 3.0 2.65-3.04 Land Cruiser 2.7-3.1 Corolla Accord 2.0 2.2... - Page 27 LAUNCH CNC-603A Injector Cleaner & Tester User Manual Manufacturer Model System Pressure (kg/cm2) Buick Century 2.9—3.3 Buick Park Avenue 2.9—3.3 Cadillac 5.7 2.9—3.3 Chevrolet LuminaAPV 2.3—3.0 Chevrolet Corsica 2.5—3.0 Tempo 2.3L Ford Lincoln TownCar 2.06—3.08 Beijing Cherokee 213 2.73 Chrysler Dodge 3.3L...
- Page 28 If the device needs to be repaired, please send it back to Launch, and attach the Warranty Card, Product Qualification Certificate, Purchase Invoice and problem description. Launch will maintain and repair the device for free when it is within warranty period. If it is out of warranty, Launch will charge the repair cost and return freight.
- Page 29 Statement: LAUNCH reserves the rights to make any change to product designs and specifications without notice. The actual object may differ a little from the descriptions in the manual in physical appearance, color and configuration. We have tried our best to make the descriptions and illustrations in the manual as accurate as possible, and defects are inevitable, if you have any question, please contact local dealer or after-sale service center of LAUNCH, LAUNCH does not bear any responsibility arising from misunderstandings.