Hyundai Crawler Excavator R300LC-9S Service Manual PDF

The Hyundai guide provides clear information on troubleshooting existing and potential problems, carrying out maintenance and repairs, and diagnosing equipment faults.

You can study this PDF manual using screenshots and the table of contents presented below. You can also follow the Hyundai PDF manual instant preview link to preview the pages.

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Models Covered

• R300LC-9S

Contents

• Section 1 – General

  • Group 1 – Safety Hints
  • Group 2 – Specifications

• Section 2 – Structure

  • 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 Control System
  • Group 5 – Travel Speed Control System
  • Group 6 – Automatic Warming Up System
  • Group 7 – Engine Overheat Prevention System
  • Group 8 – Variable Power Control System
  • Group 9 – Attachment Flow Control System
  • Group 10 – Anti-Restart System
  • Group 11 – Self-Diagnostic System
  • Group 12 – Engine Control System
  • Group 13 – EPPR (Electro Proportional Pressure Reducing) Valve
  • Group 14 – Monitoring System
  • Group 15 – Fuel Warmer 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 – Operating 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, 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