Liebherr ER954B, ER974B, ER984B Hydraulic Excavator Service Manual

Product Overview

The Liebherr ER954B, ER974B, ER984B Hydraulic Excavator Service Manual is a comprehensive, 3012-page guide designed to provide technical insights into the construction and operation of these specific excavator models.
Originally published in December 2005 and offered in English, this manual is available in PDF format (Publication: 8503312).
Additionally, it includes a 97-page operator’s manual for the ER974B model.

Key Features

• Detailed technical information and construction insights for Liebherr excavators.
• Comprehensive hydraulic and electrical schematics for repair work.
• Graphical diagrams and sectional illustrations for enhanced understanding.
• Concise descriptions and guidelines for adjustment procedures.

Table of Contents

• General Information
• Tools
• Technical Data / Maintenance Guidelines
• Diesel Engine – Electric Motor
• Coupling / Splitterbox
• Hydraulic System
• Hydraulic Components
• Electrical System
• Swing Gear
• Swing Ring
• Travel Gear / Two Speed Gear Box
• Track Components / Axles
• Pressure Air System
• Central Lubrication
• Special Attachments / Additional Hydraulic Installations
• Cab Heater / Air Conditioning System
• Undercarriage / Uppercarriage Attachments

Benefits

• Enhances understanding of excavator functionality and maintenance needs.
• Supports skilled mechanics with repair work through concise guidelines.
• Improve efficiency with specific adjustment values and repair instructions.
• Prioritize safety with important guidelines and precautions.

Usage Recommendations

• Intended for use by skilled mechanics familiar with excavator repair work.
• Follow all accident prevention and safety protocols during maintenance.
• Use a complete set of standard and special tools as listed in the manual.
• Replace all sealing components during repairs.
• Ensure cleanliness and orderliness throughout repair procedures.

This manual excludes general maintenance instructions, which are covered in the individual Operation and Maintenance Manual. Always adhere to the recommended tightening torque for screws and pay attention to notes emphasizing critical instructions.