Hyundai R140LC-7A Repair Manual [Crawler Excavator]

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Language: English
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2016-02-18_15-27-05 2016-02-18_15-28-36

Description

Factory Service Repair Manual For Hyundai R140LC-7A. Contains detailed technical information, maintenance manuals, wiring and hydraulic diagrams for service, maintenance, repair, overhaul,  tune-up,  reassembly,  rebuild,  adjustment.

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  • NOT a scan
  • Bookmarks
  • Printable
  • Zoomable: detailed exploded diagrams, pictures

Models

Hyundai R140LC-7A Crawler Excavator

Contents

FOREWORD
CONTENTS

GENERAL
Safety Hints
Specifications

STRUCTURE end FUNCTION
Pump Device
Main Control Valve
Swing Device
Travel Device
RCV Lever
RCV Pedal

HYDRAULIC SYSTEM
Hydraulic Circuit
Main Circuit
Pilot Circuit
Single Operation
Combined Operation

ELECTRICAL SYSTEM
Component Location
Electrical Circuit
Electrical Component Specification
Connectors

MECHATRONICS SYSTEM
Outline
Mode selection System
Automatic Deceleration System
Power Boost System
Travel Speed Control System
Automatic Warming Up Function
Engine Overheat Prevention Function
Anti-Restart System
Self-Diagnostic System
0 Engine Control System
1 EPPR(Electro Proportional Pressure Reducing) Valve
2 Monitoring System
3 Fuel warmer System

TROUBLESHOOTING
Before troubleshooting
Hydraulic and Mechanical System
Electrical System
Mechatronics System

MAINTENANCE STANDARD
Operational Performance Test
Major Components
Track and Work Equipment

DISASSEMBLY AND ASSEMBLY
Precaution
Tightening Torque
Pump Device
Main Control Valve
Swing Device
Travel Device
RCV Lever
Turning Joint
Boom, Arm and Bucket Cylinder
0 Undercarriage
1 Work Equipment

COMPONENT MOUNTING TORQUE
Introduction guide
Engine system
Electric system
Hydraulic system
Undercarriage
Structure
Work equipment