Doosan DX140LCR and DX140LCR-3 Excavator Service Manual

Product Overview

Explore the comprehensive Doosan Excavator DX140LCR and DX140LCR-3 Service Manuals, available in PDF format. These manuals are written in English and identified by Publication No: K1049551E and 950106-01021E.

The service manual for the DX140LCR consists of 1024 pages, while the DX140LCR-3 version includes 1114 pages. Both manuals are meticulously detailed to assist with the servicing and maintenance of these excavator models.

Key Features

• Detailed step-by-step service procedures for accurate maintenance.
• Comprehensive tables of contents helping you to quickly find the procedure you need.
• Inclusion of both photographs and drawings for easy component identification.
• Schematics for all major engine systems to aid in troubleshooting.

Benefits

• Ensure safe operation through clearly listed safety precautions and warnings.
• Prevent damage by following properly instructed procedures.
• Improve maintenance efficiency with organized and easy-to-follow guidelines.

Usage Recommendations

• Always refer to the table of contents for quick navigation to the desired service section.
• Follow all outlined safety precautions to prevent accidents.
• Utilize the schematic diagrams as a guide for system troubleshooting and repairs.
• For EGR connection and cooler installations, ensure that new gaskets are used, and adhere to specified torque values.

Instruction Table of Contents

The manuals cover various key sections, including:

• Safety
• Track Excavator Maintenance – SP002907
• Specifications – SP002908
• General Maintenance – SP002454
• Upper Structure – SP002909, SP002910
• Lower Structure and Chassis – SP002914
• Engine and Drivetrain – SP002915
• Hydraulics – SP002916, SP002918
• Electrical System – SP002925
• Attachments – SP002927

Safety Precautions

Adhere strictly to safety precautions as outlined in the manual’s safety section. The use of warning labels on the equipment underscores essential safety measures. Ensure to follow both the specific warnings associated with certain procedures and the general safety guidelines provided.

Installation Tips

When handling parts such as the EGR connection tube, exercise caution to avoid twisting or bending. Always utilize new gaskets and follow specified torque values:

• EGR Connection Tube: Torque the cap screws to 24 Nm (212 in lb).
• Crossover Hose: Tighten hose clamps to 5 Nm (44 in lb).

Proper installation is crucial for the effective performance and longevity of the excavator components.