SUMITOMO R450LC-7 EXCAVATOR Service Repair Manual

If you own a SUMITOMO R450LC-7 EXCAVATOR, this is a GREAT MANUAL TO HAVE.

This SUMITOMO R450LC-7 EXCAVATOR Service Manual pays much attention to practicality from the view point of users, and the content is reasonably arranged. No matter you are the end-user or distributor, or professional technician, we have perfect guidance for you. Purposes of This Manual are to let users of SUMITOMO R450LC-7 EXCAVATOR understand the construction, basic maintenance and repair of the SUMITOMO R450LC-7 EXCAVATOR product and professional major repair methods.

 

If you have this manual, you will have:

Easy component identification;

Careful disassembly;

Accurate adjustments;

Correct routine maintenance repairs;

Lots of photographs, illustrations and procedure, detailed maintenance and operation instructions, information etc.

 

Operating according to the manual allows you:

To understand the composition of your SUMITOMO R450LC-7 EXCAVATOR and function of each part;

To keep your SUMITOMO R450LC-7 EXCAVATOR in the best performance all along;

To keep your SUMITOMO R450LC-7 EXCAVATOR in good condition to guarantee your safety;

To obtain the best warranty to the greatest extend;

To be equipped with skills and knowledge to do repair and maintenance;

 

To guarantee your safety and make the most use of your SUMITOMO R450LC-7 EXCAVATOR, please read the manual carefully. Only in this way, you could fully enjoy the fun of using.

 

Service Repair Manual Covers:

 

SECTION 2 STRUCTURE AND FUNCTION

Group 1 Pump Device

Group 2 Main Control Valve

Group 3 Swing Device

Group 4 Travel Deviceb

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

 

Sample Manual Instant Preview

 

Product details:

Pages:  562

File Format:  PDF

Language: English

Manual Type: Service Repair Workshop Manual

Compatible: All Versions of Windows & Mac

 

Thank you very much for reading.

Click the button below. Then enter your e-mail. Complete this process.

Pay Today and Download the complete manual instantly.

No waiting.

The download link will also be sent to your e-mail.