Hyundai R450LC-7 Crawler Excavator Service Repair Manual – PDF Download
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Hyundai R450LC-7 Crawler Excavator Service Repair Manual
Description
Hyundai R450LC-7 Crawler Excavator Service Repair Manual
Service Manual Covers:
Hyundai R450LC-7 Crawler Excavator Service Repair Manual
CRAWLER EXCAVATOR R450LC-7 |
| FOREWORD | ||||
| CONTENTS | ||||
SECTION 1 | ||||
| GENERAL | ||||
| Group 1 | Safety Hints | |||
| Group 2 | Specifications | |||
| SECTION 2 | ||||
| STRUCTUREND FUNCTION | ||||
| Group 1 | Pump Device | |||
| Group 2 | Main Control Valve | |||
| Group 3 | Swing Device | |||
| Group 4 | Travel Device | |||
| Group 5 | RCV Lever | |||
| Group 6 | RCV Pedal | |||
| SECTION 3 | ||||
| HYDRAULIC SYSTEM | ||||
| Group 1 | Hydraulic Circuit | |||
| Group 2 | Main Circuit | |||
| Group 3 | Pilot Circuit | |||
| Group 4 | Single Operation | |||
| Group 5 | Combined Operation | |||
| SECTION 4 | ||||
| ELECTRICAL SYSTEM | ||||
| Group 1 | Component Location | |||
| Group 2 | Electrical Circuit | |||
| Group 3 | Electrical Component Specification | |||
| Group 4 | Connectors | |||
| SECTION 5 | ||||
| MECHATRONICS SYSTEM | ||||
| Group 1 | Outline | |||
| Group 2 | Mode selection System | |||
| Group 3 | Automatic Deceleration System | |||
| Group 4 | Power Boost System | |||
| Group 5 | Travel Speed Control System | |||
| Group 6 | Automatic Warming Up Function | |||
| Group 7 | Engine Overheat Prevention Function | |||
| Group 8 | Anti-Restart System | |||
| Group 9 | Self-Diagnostic System | |||
| Group 10 | Engine Control System | |||
| Group 11 | EPPR(Electro Proportional Pressure Reducing) Valve | |||
| Group 12 | Monitoring system | |||
| SECTION 6 | ||||
| TROUBLESHOOTING | ||||
| Group 1 | Before troubleshooting | |||
| Group 2 | Hydraulic and Mechanical System | |||
| Group 3 | Electrical System | |||
| Group 4 | Mechatronics System | |||
| SECTION 7 | ||||
| MAINTENANCE STANDARD | ||||
| Group 1 | Operational Performance Test | |||
| Group 2 | Major Components | |||
| Group 3 | Track and Work Equipment | |||
| SECTION 8 | ||||
| DISASSEMBLY AND ASSEMBLY | ||||
| Group 1 | Precaution | |||
| Group 2 | Tightening Torque | |||
| Group 3 | Pump Device | |||
| Group 4 | Main Control Valve | |||
| Group 5 | Swing Device | |||
| Group 6 | Travel Device | |||
| Group 7 | RCV Lever | |||
| Group 8 | Turning Joint | |||
| Group 9 | Boom, Arm and Bucket Cylinder | |||
| Group 10 | Undercarriage | |||
| Group 11 | Work Equipment | |||
| SECTION 9 | ||||
| COMPONENT MOUNTING TORQUE | ||||
| Group 1 | Introduction guide | |||
| Group 2 | Engine system | |||
| Group 3 | Electric system | |||
| Group 4 | Hydraulic system | |||
| Group 5 | Undercarriage | |||
| Group 6 | Structure | |||
| Group 7 | Work equipment | |||
HYUNDAI R450LC-7 CRAWLER EXCAVATOR SERVICE REPAIR MANUAL – PDF DOWNLOAD:
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Hyundai R450LC-7 Crawler Excavator Service Repair Manual
STRUCTURE
This service manual has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to full effect at every opportunity.
This service manual mainly contains the necessary technical information for operations performed in a service workshop.
For ease of understanding, the manual is divided into the following sections.
SECTION 1 GENERAL
This section explains the safety hints and gives the specification of the machine and major components.
SECTION 2 STRUCTURE AND FUNCTION
This section explains the structure and function of each component. It serves not only to give an understanding of the structure, but also serves as reference material for troubleshooting.
SECTION 3 HYDRAULIC SYSTEM
This section explains the hydraulic circuit, single and combined operation.
SECTION 4 ELECTRICAL SYSTEM
This section explains the electrical circuit, monitoring system and each component. It serves not only to give an understanding electrical system, but also serves as reference material for trouble shooting.
SECTION 5 MECHATRONICS SYSTEM
This section explains the computer aided power optimization system and each component.
SECTION 6 TROUBLESHOOTING
This section explains the troubleshooting charts correlating problems to causes.
SECTION 7 MAINTENANCE STANDARD
This section gives the judgement standards when inspecting disassembled parts.
SECTION 8 DISASSEMBLY AND ASSEMBLY
This section explains the order to be followed when removing, installing, disassembling or assembling each component, as well as precautions to be taken for these operations.
SECTION 9 COMPONENT MOUNTING TORQUE
This section shows bolt specifications and standard torque values needed when mounting components to the machine.
The specifications contained in this shop manual are subject to change at any time and without any advance notice. Contact your HYUNDAI distributor for the latest information.
Please Note:
⦁ This is the SAME manual used by the dealers to troubleshoot any faults in your vehicle. This can be yours in 2 minutes after the payment is made.
⦁ Contact us at [email protected] should you have any queries before your purchase or that you need any other service / repair / parts operators manual.
