Factory Shop Manual For Kobelco Hydraulic Excavator; Yanmar Industrial Diesel Engine. Manual Contains Illustrations, Instructions, Diagrams For Step By Step Remove And Install, Assembly And Disassembly, Service, Inspection, Repair, Troubleshooting, Tune-Ups.
Format: PDF
Language: English
Pages: 933
Number: S5PJ0028E01 (October 2009)
Bookmarks: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes
Model
Kobelco Hydraulic Excavator
SK50SR-5
Yanmar Industrial Diesel Engine
3TNV82A,
3TNV82A-B
3TNV84
3TNV84T
3TNV84T-B
3TNV88
3TNV88-B
3TNV88-U
4TNV84
4TNV84T
4TNV84T-Z
4TNV88
4TNV88-B
4TNV88-U
4TNV94L
4TNV98
4TNV98-Z
4TNV98E
4TNV98T
4TNV98T-Z
4TNV106
4TNV106T
Contents
1.KOBELCO SK50SR-5 SERVICE MANUAL HYDRAULIC EXCAVATOR.
2.YANMAR SERVICE MANUAL INDUSTRIAL DIESEL ENGINE.
1.KOBELCO SK50SR-5 SERVICE MANUAL HYDRAULIC EXCAVATOR.
-OUTLINE
General Precautions For Repairs
International Unit Conversion System (Based On Marks’ Standard Handbook For Mechanical Engineers)
-SPECIFICATIONS
Components Name
Machine Dimensions
Specifications And Performance
Machine & Components Weight (Dry)
Transportation
Type Of Crawler Shoes
Type Of Bucket
Engine Specifications
-ATTACHMENT DIMENSIONS
Boom
Arm
Bucket
Dozer
Swing
-TOOLS
Torque Specifications For Capscrews & Nuts
Screw And Tool Sizes
Torque Specifications For Joints And Hoses
Torque Specifications For Sleeve Type Tube Fittings
Plugs
Special Spanners For Tubes
Special Tools
Application Of Screw Locking And Sealing Compounds
Counterweight Lifting Jig
Upper Frame Lifting Jig
-STANDARD MAINTENANCETIME TABLE
Standard Working Time Table For The Maintenance Of Excavator
-MAINTENANCE STANDARDS ANDTEST PROCEDURES
How To Use Maintenance Standards And Precautions
Performance Inspection Standard Table
Measuring Engine Speed
Measuring Travel Performances
-HYDRAULIC SYSTEM
Summary
Hydraulic Circuits And Component Models
Hydraulic Circuit Operation
Schematic Piping For Hydraulic System
-ELECTRICAL SYSTEM
How To Read Circuit Diagram And Harness Connection
Electrical Equipment & Harness
-COMPONENTS SYSTEM
Hydraulic Components
Electrical Equipment
-GENERAL DISASSEMBLY ANDASSEMBLY
General Disassembly And Assembly
-ATTACHMENTS
Removing And Installing
Disassembling And Assembling
-UPPER SLEWING STRUCTURE
Removing And Installing
Disassembling And Assembling
-TRAVEL SYSTEM
Removing And Installing
Disassembling And Assembling
-TROUBLESHOOTING(HYDRAULIC SYSTEM)
General Precautions
Trouble Diagnosis : Hydraulic
Troubleshooting
-TROUBLESHOOTING (ELECTRICAL SYSTEM)
Trouble Diagnosis : Electric System
Troubleshooting
-TROUBLESHOOTING (ENGINE)
Trouble Diagnosis : Engine
Troubleshooting
2.YANMAR SERVICE MANUAL INDUSTRIAL DIESEL ENGINE.
INTRODUCTION
-YANMAR WARRANTIES
Yanmar Limited Warranty
Emission System Warranty
Yanmar Co., Ltd. Limited Emission Control System Warranty – USA Only
-SAFETY
Safety Statements
Safety Precautions
-GENERAL SERVICE INFORMATION
Component Identification
Location of Labels
Emission Control Regulations
Emission Control Labels
The 97/68/EC Directive Certified Engines
Engine Family
Function Of Major Engine Components
Main Electronic Control Components And Features
Function Of Cooling System Components
Diesel Fuel
Engine Oil
Engine Coolant
Specifications
Principal Engine Specifications
Engine Service Standards
Tightening Torques for Standard Bolts and Nuts
Abbreviations and Symbols
Unit Conversions
-ENGINE
Before You Begin Servicing
Introduction
Cylinder Head Specifications
Camshaft and Timing Gear Train Specifications
Crankshaft and Piston Specifications
Cylinder Block Specifications
Special Torque Chart
Special Service Tools
Measuring Instruments
2-Valve Cylinder Head
-PERIODIC MAINTENANCE
Before You Begin Servicing
Introduction
Periodic Maintenance Schedule-
Periodic Maintenance Procedures
-FUEL SYSTEM
Before You Begin Servicing
Introduction
Fuel System Specifications
Special Service Tools
Measuring Instruments
Fuel System Diagram
Fuel System Components
Fuel Injection Pump
Checking and Adjusting Fuel Injection Timing
-COOLING SYSTEM
Before You Begin Servicing
Introduction
Cooling System Diagram
Engine Coolant Pump Components
Engine Coolant System Check
Engine Coolant Pump
-LUBRICATION SYSTEM
Before You Begin Servicing
Introduction
Oil Pump Service Information
Lubrication System Diagram
Checking Engine Oil Pressure
Trochoid Oil Pump
Trochoid Oil Pump
-TURBOCHARGER
Before You Begin Servicing
Introduction
Specifications
Troubleshooting
Turbocharger Components
Turbocharger Component Functions
Washing Procedure Periodic Inspection
-STARTER MOTOR
Before You Begin Servicing
Introduction
Starter Motor Information
Starter Motor Specifications
Starter Motor Troubleshooting
Starter Motor Components
Starter Motor
-ALTERNATOR
Before You Begin Servicing
Introduction
Dynamo and Alternator Information
Alternator Specifications
Dynamo Specifications
Alternator Troubleshooting
Alternator Components
Alternator Wiring Diagram
Alternator Standard Output
Alternator
Dynamo Component Location
Dynamo Wiring Diagram
Operation of Dynamo
Dynamo Standard Output
Testing of Dynamo
-ELECTRIC WIRING
-TROUBLESHOOTING
Special Service Tools
Troubleshooting By Measuring Compression Pressure
Quick Reference Table For Troubleshooting
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