Doosan DX300LCA Excavator Shop Manual 5001 and Up – April 2018 PDF

Description

Doosan DX300LCA Excavator Shop Manual 5001 and Up – April 2018 PDF

This Doosan DX300LCA Excavator Shop Manual 5001 and Up – April 2018 PDF is a detailed technical service reference for the DX300LCA excavator, covering machines from Serial Number 5001 and Up. The manual is organized around the machine’s major structures and working systems, with procedures for inspection, testing, adjustment, component removal, installation, disassembly, reassembly and troubleshooting. Publication number 950106-00075BE is dated April 2018 and extends across 1,056 PDF pages.

The manual goes well beyond basic maintenance. It provides dimensional and performance data, standard torque information, component construction drawings, hydraulic circuits, electrical information, troubleshooting paths and step-by-step workshop procedures. Major assemblies such as the main pump, control valves, swing and travel devices, front attachment, hydraulic cylinders and undercarriage components are treated individually, making the manual useful when a repair requires access deeper than routine servicing.

File Details

• Manual type: Shop Manual
• Brand: DOOSAN
• Model: DX300LCA Excavator
• Serial coverage: 5001 and Up
• Document number: 950106-00075BE
• Publication date: April 2018
• Edition: Edition 1
• Language: English
• Pages: 1,056
• File format: PDF

Specifications, Performance Checks and Workshop Data

The specifications portion gives a useful baseline before diagnosis or component work begins. It identifies machine component locations and provides general dimensions, working-range information, weights, capacities and operational performance standards. For the standard configuration shown in the manual, shipping weight is listed as 29.2 metric tons (64,375 lb), including 10% fuel, boom, 3,100 mm (10′ 2″) arm, 1,334 mm (4′ 5″) backhoe bucket and standard shoes. Fuel tank capacity is listed as 500 L (132.1 U.S. gal), hydraulic system capacity as 280 L (74 U.S. gal), and hydraulic reservoir capacity as 160 L (42 U.S. gal).

Performance testing is treated as a diagnostic procedure rather than simply a specification list. The manual explains test preparation and evaluation, then provides standards for engine speed, hydraulic pressure, front attachment cycle speed, swing performance, cylinder creeping and travel performance. Procedures include hydraulic cylinder cycle-time measurement, 20 m travel-speed testing, raised-track revolution testing, mistrack checking, swing-speed measurement and swing-function drift checking. These procedures allow measured machine behavior to be compared with the standards printed in the manual before parts are adjusted or replaced.

The general maintenance and standard torque sections support the repair chapters with guidance on welding, hydraulic cleanliness, leakage prevention, cleaning, inspection and bearing diagnosis. Torque references cover standard metric and U.S. fasteners, Type 8 phosphate-coated hardware, hose clamps, ORFS swivel nuts and hydraulic split flanges, along with guidance for torque-wrench extension tools and tightening applications.

Detailed Component Repair Coverage

The DX300LCA shop manual separates major components into individual service sections. The cabin chapter, for example, covers cabin removal and installation, glass dimensions and procedures for removing and installing cabin glass. The counterweight chapter includes safe lifting and removal procedures as well as reinstallation information. Separate hydraulic oil tank and fuel tank chapters provide specifications, component illustrations, removal and installation sequences, connection information and completing-work procedures.

Hydraulic component coverage becomes increasingly detailed through the upper-structure chapters. The main pump section includes axial piston pump specifications, performance curves, port identification, hydraulic circuit information, parts illustrations, sectional views, operating theory, tightening torque, removal, installation, disassembly, reassembly and troubleshooting. Separate chapters address the drive coupling, main control valve, swing device, rotation gear pump, joystick valve, travel control valve with damper, solenoid valve, EPPR valve and accumulator.

The lower structure and chassis are also serviced as individual assemblies. Swing bearing, center joint, travel device and track assembly coverage supports work on the rotating connection, travel system and crawler components. The front attachment section addresses the boom and arm, bucket and cylinders. Procedures include front attachment removal and installation, bucket tooth inspection and replacement, bucket O-ring and shimming work, and related component service where covered by the individual chapters.

Hydraulic Testing and Troubleshooting

A substantial part of the Doosan DX300LCA Excavator Shop Manual 5001 and Up – April 2018 PDF is devoted to understanding and diagnosing the hydraulic system. The system description identifies the main pump, pilot components, accumulator, joystick and pedal valves, main control valve, cylinders, swing device, travel devices, center joint, filters, tank and optional hydraulic equipment. Operating explanations describe how pump output and control-valve circuits are distributed to travel, swing, boom, arm, bucket and optional functions.

The testing and adjustment material includes hydraulic pressure and pump-output checks and provides test conditions so readings can be compared with the manual’s performance data. The troubleshooting section follows real machine symptoms, including abnormal pump-connection noise, a machine that starts but does not operate, cloudy or overheated hydraulic oil, swing faults, travel faults and control-valve or joystick-related problems. Separate troubleshooting material addresses the swing gearbox, hydraulic problems, control valve, travel control valve and joystick control valve. This structure helps narrow a fault through checks rather than relying only on component replacement.

Electrical and Optional Equipment Information

The electrical section includes system descriptions, instrument and monitoring information, sensors, switches, relays, controllers and associated circuit material. The manual identifies items such as the instrument panel, starter switch, front and rear pump pressure sensors, hydraulic oil temperature sensor, fuel sensor, filter switches, alternator, EPOS controller, battery, battery relay, circuit breaker, fuse box, coolant temperature sensor, engine speed sensor and engine oil pressure switch. Electrical schematic material is included at the end of the manual alongside the hydraulic schematic.

Optional hydraulic arrangements are not left out. Dedicated chapters cover One Way, Two-way, Rotating, Quick Coupler and Two Pump systems. These sections include applicable component and piping information, installation-related procedures and operating connections where shown. This is particularly useful when a DX300LCA is equipped with auxiliary hydraulic functions rather than only the standard digging arrangement.

Chapters Covered

• 1 Safety
  • Track Excavator Maintenance Safety
• 2 Specifications
  • Specifications
• 3 General Maintenance
  • General Maintenance Instructions
  • Standard Torques
• 4 Upper Structure
  • Cabin
  • Counterweight
  • Hydraulic Oil Tank
  • Fuel Tank
  • Main Pump
  • Drive Coupling (Main Pump)
  • Main Control Valve
  • Swing Device
  • Gear Pump (Rotation)
  • Joystick Valve (Work Lever)
  • Travel Control Valve (with Damper)
  • Solenoid Valve
  • EPPR Valve
  • Accumulator
• 5 Lower Structure and Chassis
  • Swing Bearing
  • Center Joint
  • Travel Device
  • Track Assembly
• 6 Front
  • Boom and Arm
  • Bucket
  • Cylinders
• 7 Hydraulic System
  • Hydraulic System
  • Hydraulic System Testing and Adjustment
  • Hydraulic System Troubleshooting
• 8 Electrical System
  • Electrical System
• 9 Options
  • One Way
  • Two-way
  • Rotating
  • Quick Coupler
  • Two Pump
• 10 Schematic
  • Hydraulic Schematic/Electrical Schematic

Taken together, these chapters provide a workshop reference that follows the DX300LCA from machine-level specifications and performance evaluation down to individual assemblies and circuits. A technician can use the same manual to identify a component, review system operation, check expected performance, follow removal or disassembly instructions, inspect parts, apply specified tightening data and use troubleshooting information to investigate operating faults.

Repair and Diagnose Your DX300LCA with the Correct Reference

The Doosan DX300LCA Excavator Shop Manual 5001 and Up – April 2018 PDF supports substantial workshop work on the excavator: hydraulic diagnosis and adjustment, pump and valve service, swing and travel repairs, undercarriage work, front attachment service, cylinder work, cabin and tank removal, electrical-system reference and schematic tracing. Having the procedures, specifications, torque values, test standards and component illustrations together is especially valuable when a repair involves several connected systems or when measured performance needs to be checked against the manual before disassembly.

After purchase, the manual is supplied as an instant PDF download. There is no physical book and no shipping delay. You can open the PDF on a computer, tablet or compatible mobile device and print the pages or sections you need for workshop use.