Course overview

Target group

Technicians who are already familiar with the general functions of the crane equipment.

Seminar goals

The participants obtain a basic knowledge in the field of Liebherr schematics. After the course, participants will be able to read Liebherr electrical and hydraulic schematics (LICCON 1 and LICCON 2) and independently diagnose simple faults in the systems.

Seminar topics

Fundamentals of electric and hydraulic

Working with hydraulic plans

Hydraulic systems / components in the undercarriage

• Supporting
• Steering
• Axle suspension

Hydraulic systems / components in the superstructure

• Load sensing overview
• Closed hydraulic overview
• Hoist gear
• Luffing gear
• Telematics

Working with electric schematics

Electric systems / components in the undercarriage

• LICCON 1 / LICCON 2 differences

Electric systems / components in the superstructure

• LICCON 1 / LICCON 2 differences in load sensing cranes
• LICCON 1 / LICCON 2 differences in closed hydraulic cranes

Measurement exercises on the crane

Teaching methods

• Multimedia technology
• PC animations
• Training documents

Duration

Online training | 5 days | Mo - Fr | 8 am- 12 pm

Participants

Online training | Min. 4 Max. 8 persons per class

Target group

Workshop foremen and experienced technicians who are already familiar with the general functions of the crane. Sound knowledge of electrics is an advantage.

Seminar goals

Participants become familiar with the control system LICCON 1. After the course, participants will be able to systematically localize faults and carry out minor repairs independently.

Seminar topics

Handling and working with the operating instructions / schematics

Setup and function of LICCON 1 hardware:

• Overview of main components
• Setup and function of power pack unit / central unit / monitor
• Error determination of basic group

Setup and function of LICCON 1 software:

• Explanation of application programs (configuration screen / operating screen / telescoping etc.)

Setup and function of LICCON 1 test system:

• Use of test system
• Basic adjustments of sensors

Setup and function of Liebherr-System-Bus (LSB):

• Overview of various bus-systems
• Navigation in the test system
• Different ways of addressing LSB-bus users

Setup and function of error memory system:

• Indication and reading out of LICCON Error Codes (LEC)
• Procedure to erase error codes in different control units

Exchange and addressing of sensors

Teaching methods

• Multimedia technology
• PC animations
• Training documents

Duration

At Liebherr | 5 days | Mo - Th | 8 am- 4 pm | Fr | 8 am- 12 pm

Participants

At Liebherr | Min. 4 Max 6 persons per class

Target group

Technicians who are already familiar with the general functions of the crane.

Seminar goals

Participants become familiar with the control system LICCON 2. After the course, participants will be able to systematically localize faults and carry out minor repairs independently.

Seminar topics

Handling and working with the operating instructions

Liccon 2 control system

• Differences between LICCON 1 and LICCON 2
• Design and function of the individual components
• Operation of the Blue-Tooth Terminal (BTT)

Design and function of the Liebherr data bus:

• Overview of the various LSB buses

Diagnostics options

• Reading out faults from the error memory system
• Emergency stop system
• Exchange and addressing of LSB sensors

Teaching methods

• Multimedia technology
• PC animations
• Training documents

Duration

At Liebherr | 5 days | Mo - Th | 8 am- 4 pm | Fr | 8 am- 12 pm

Target group

Technicians who are already familiar with the general functions of the crane.

Seminar goals

The participants learn about the interplay of the single components of the active rear axle steering on the basis of LICCON 1 and LICCON 2. After this course, they will be able to:

• Diagnose an error/fault systematically
• Make correct measurements in a targeted manner
• Adjust pressure relief valves
• Carry out repairs

The participants are shown the possibilities for the repair/maintenance of the single components.

Seminar topics

General design of the active rear axle steering system

Operation of the active rear axle steering

• Driving programs 1-5
• Direct selection of driving mode
• Indirect selection of driving mode

Task, design and function of single components

• I/O module
• CAN valve
• Angle sensor

Procedure when replacing an angle sensor

Procedure when replacing a centering cylinder

Task, design and function of single hydraulic components

Use of the UW test program

Maintenance instructions

Troubleshooting using measuring equipment

Measuring possibilities on the crane

Teaching methods

• Multimedia technology
• PC animations
• Training documents

Duration

At Liebherr | 5 days | Mo - Th | 8 am- 4 pm | Fr | 8 am- 12 pm

Target group

Technicians who are already familiar with the general functions of the crane.

Seminar goals

The participants learn about the new features of the LRT models. After this course, they will be able to:

• Know the differences to LTM cranes with LICCON 2
• Handle the innovations
• Set up and operate the crane correct
• Create an error/fault diagnosis
• Carry out repairs

Seminar topics

Introduction to the crane concept:

• Concept of the Rough-Terrain cranes
• Driving conditions
• Crane operating

New features and modifications of carrier

• Diesel engine
• Hydraulic brake system
• Stiff- and swing axle
• New components at the hydraulic and control
• Drivetrain Cummins / Dana
• Service information Cummins / Dana
• Maintenance Cummins / Dana

New features and modifications of superstructure

• New control components at the cabin
• LICCON operating picture, setup program and remote diagnostic
• New CAN-control blocks for crane movements

Practice

• Drive program
• Crane operating
• Exchange of components like CAN-valves
• Measurement of the hydraulic brake system

Test- and Adjustment programs

Teaching methods

• Multimedia technology
• PC animations
• Training documents

Duration

At Liebherr | 5 days | Mo - Th | 8 am- 4 pm | Fr | 8 am- 12 pm

Target group

Technicians who are already familiar with the general functions of the crane.

Seminar goals

Participants improve their basic knowledge about crawler cranes in a simple and comprehensible way. Thereby are not technical details in focus, but generally basics of structure and functionality of the different components of crawler cranes. Near theoretical topics, a visit of crawler assembly line and the test pad are part of the course.

Seminar topics

Work planner:

• Determination of the crawler crane portfolio
• Equipment and components
• Configurations and boom systems
• Crane documentation
• Winch positions and their functions
• F-forces and their functionality
• Control and operation
• Ballast systems

Teaching methods

• Multimedia technology
• PC animations
• Training documents

Duration

At Liebherr | 5 days | Mo - Th | 8 am- 4 pm | Fr | 8 am- 12 pm

Target group

Technicians who are already familiar with the general functions of the crane.

Seminar goals

Participants learn about the design and function of the closed hydraulic circuit system.

After this course, they will be able to:

• Understand the way in which the single components work together within the complete system
• Make adjustments to the single components
• Diagnose an error/fault systematically

Seminar topics

Design and function of the closed hydraulic circuit system

Pressure memory

PowerPlus

Design and function of the single components

A4VG pump

e.g. A6VM motor

Basic setting of single components

Mechanic dead centre position

Hydraulic dead centre position

Teaching methods

• Multimedia technology
• PC animations
• Training documents

Duration

At Liebherr | 5 days | Mo - Th | 8 am- 4 pm | Fr | 8 am- 12 pm

Target group

Staff of crane job planning, foreman and crane operators with experience in telescopic and crawler cranes.

Seminar goals

The participants get basic knowledge in safe crane operations. The focus hereby is job planning with help of the work planner and the problems caused by wind influences during crane operation.

Seminar topics

Work planner

Installing the work planner on computer/laptop

Use of the supplied documentation

New features

Operating and handling within the 3 programs (loadchart,planner, and automatic crane selection)

Differences in application between LICCON 1 and LICCON 2

Advantages of planning with VarioBase (reducing of ballast with concurrent load-increase)

Determination of ideal/optimal equipment

Explanations of support and surface pressure

Explanation to core-area, tipping-edge, and indication of center of gravity

Application with set-up 2 (VarioBase, load chart, capacity preview) Influence of wind

Introduction and presentation of problems

Basics about wind

Physical factors of wind calculation

Explanation of projected area and area exposed to wind

Sensors to investigation and displaying actual wind

Determination of max. allowed wind gust speed

• Explanation of different calculation modes

Requirements

Windows Laptop (beneficial)

Newest version of work planner software installed and ready to use USB stick with customer crane data for download or already loaded/ installed in the work planner

Teaching methods

• Multimedia technology
• PC animations
• Training documents

Duration

At Liebherr | 5 days | Mo - Th | 8 am- 4 pm | Fr | 8 am- 12 pm