Liebherr A954CHD User Manual

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Machine for

Industrial Applications

A 954 C HD

Operating weight: 75,300 - 77,400 kg Engine output: 240 kW / 326 HP

Liebherr A954CHD User Manual

A 954 C HD

Operating weight: 75,300 - 77,400 kg Engine output: 240 kW / 326 HP

2A 954 C HD Litronic Machine for Industrial Applications

Performance

Liebherr material handling equipment is developed for the highest productivity. A high lifting capacity and rapid work cycles form the prerequisites of a powerful industrial material handling operation. Numerous attachment options optimise machine performance.

Reliability

Liebherr hydraulic excavators are designed and built to operate in the harshest material handling environments. Their rugged design, high-tensile materials and individual components ensure maximum availability and long life expectancy.

Comfort

Largely dimensioned and ergonomically designed, the Liebherr excavator cab features an operator’s seat which can be individually adjusted, as well as clearly arranged control instruments and ideal all round view. Automatic air conditioning guarantees an optimum temperature in the Liebherr Feel-Good cab at all times.

Economy

The Liebherr-Litronic-System increases machine performance, reduces fuel consumption and minimises service and maintenance costs. Due to Liebherr’s well-balanced range, the ideal machine can always be selected to suit every application.

A 954 C HD Litronic Machine for Industrial Applications 3

Liebherr diesel engine

Long life expectancy, expansive cylinder capacity and increased weight

According to level IIIA / Tier 3

Specially developed for construction and industrial machinery operation

Oil supply even with 100 % tilt angle

Excellent torque

4A 954 C HD Litronic Machine for Industrial Applications

Performance

The A 954 C HD Litronic has been designed for maximum production. Perfectly harmonized, the Liebherr-developed and Liebherr-manufactured components including diesel engine, hydraulic pump and motor, as well as swing gear and cylinders, guarantee maximum performance. This results in a high lifting capacity with rapid work and travel movements.

Innovative solutions

Multitude of

Liebherr provide an individual, application-related

attachments

range of diverse attachments. A straight or angled

 

industrial mono boom can be combined with vari-

 

ous industrial sticks to suit any application.

High lifting capacities

The efficient handling of materials of differing con-

 

sistencies, e.g. scrap metal, wood or bulk solids,

 

is everyday demands on material handler equip-

 

ment. This is ensured by the most efficient use of

 

kinematics.

Rapid work cycles

A separate hydraulic circuit with a maximum hy-

 

draulic pressure of 380 bar makes a high swing

 

torque possible. Rapid work cycles are achieved

 

through an independent control system.

Performance without

Maximum performance and maximum forces are

compromise

available to the operator at all times.

ReGenerationPlus

The new ReGenerationPlus system on the hoist

 

and stick cylinders saves energy and quickly low-

 

ers the attachment.

VarioLiftPlus

Variable boom mounting positions for optimized lift

 

capacities.

Robust undercarriage

 

Litronic-System

 

• The box-type construction of the under-

 

• Increases productivity

carriage with securely-welded supports

 

of the excavator

provides a solid base, the greatest stability

 

• Reduces fuel consumption

and a long service life in every application

 

 

 

 

 

• Reduces service costs

 

 

and eases operation

 

 

• Allows maximum sensitivity and

 

 

as many overlapping movements

 

 

as are required

 

 

 

 

 

 

 

 

 

A 954 C HD Litronic Machine for Industrial Applications 5

Features

High-strength steel plates at highlystressed points for the toughest requirements

Stable storage of attachments and cylinders

Maximum resistance, even when lifting heavy loads

VarioLiftPlus System

6A 954 C HD Litronic Machine for Industrial Applications

Reliability

Liebherr material handlers prove themselves day in, day out in the most varied industrial applications all over the world. Many years of experience as the world’s largest manufacturer of wheeled excavators, continuous development and the introduction of the latest technology are evident in every machine, guaranteeing absolute safety during applications. With its rugged design, and featuring Liebherr components, the A 954 C HD Litronic has been designed for extremely long life expectancy.

Quality in detail

Liebherr components

Liebherr develops, tests and manufactures com-

 

ponents such as diesel engines, slewing gear, hy-

 

draulic cylinders and electronics specifically for

 

industrial machinery. Parts including engines and

 

pumps for example, are already being synchro-

 

nized with each other as early as the construction

 

phase, yielding a constant standard of quality.

Functional safety

Safety-orientated components, fitted as stand-

 

ard, allow high availability. The operator can thus

 

concentrate fully on the task at hand, due to the

 

integrated on-board electronics performing a con-

 

stant balancing of pre-defined set data.

 

The magnet bar, fitted as standard in the hydraulic

 

system, increases the operating life of the hydrau-

 

lic components and serves as a service indicator.

Rugged attachments

Working attachment

The stable attachments are designed for the

 

harshest applications and have a long service life.

 

All components have been optimised using the FE

 

method. Stress-reducing two-sided cylinder bear-

 

ings on mono and stick connections. Integrated

 

large diameter torsion tube for the best possible

 

force absorption by the attachment components.

Piping

Routing the hydraulic lines in the arm offers the

 

best protection against damage. The electric

 

cabling is made with high-grade materials, thus

 

guaranteeing a reliable supply to the consumer.

Liebherr hydraulic cylinders

 

Functional safety

 

• Specific size for each machine

 

• Essential operating data is stored

• High-grade surface coating

 

and can be recalled at any time

 

 

of the piston rods

 

• Control and monitoring functions increase

• All Liebherr cylinders feature

 

functional safety of the machine

 

 

special long-life sealing systems

 

• Four fixed working modes for output discharge

• Shock absorption in

 

facilitate an effective and efficient operation:

 

– ECO-Mode: High handling and loading performance

the working cylinders

 

 

coupled with low fuel consumption

 

 

 

 

– POWER-Mode: For maximum handling and loading

 

 

performance under severe conditions

 

 

– LIFT-Mode: For precise handling of heavy loads

 

 

– FINE-Mode: For fine control at precision work

 

 

 

 

 

 

 

 

 

A 954 C HD Litronic Machine for Industrial Applications 7

Large-sized cab

Adjustable steering column

Operator’s seat, adjustable in height and can also be adapted to the individual weight of the operator

Consoles with or without possibility of horizontal adjustment

Large roof window

Sun blinds

8A 954 C HD Litronic Machine for Industrial Applications

Comfort

The excavator operator is provided with an ergonomically-arranged working area within Liebherr hydraulic excavator cabs. All switches and functions are logically laid out, and operator’s seat, steering column and consoles can be adjusted individually. Conditioning and concentration can thus be maintained throughout the entire working day, guaranteeing constant, maximum productivity of the operator.

Mobile comfort

Easy access

Wide steps, ergonomically-positioned handles and

 

adjustable steering column allow an easy access

 

into the Liebherr operator’s cab.

Optimum visibility

A well-thought-out design of the uppercarriage,

 

featuring large glass panels and rounded edges, in-

 

crease overall visibility and guarantees a safe over-

 

view of the entire working area. The best field of

 

vision in all directions and from any cab position.

Pleasant surroundings

Reduced engine speed together with elaborate

 

sound insulation, as well as optimised hydraulic

 

components, allow a comfortable noise level both

 

inside and out. The noise level is comparable with

 

that of modern cars.

Maintenance features

Simple maintenance

Liebherr semi-automatic central lubrication system

 

for slewing gear and main parts of the attachment.

Ease of operation

A shut-off valve, fitted to the hydraulic tank as

 

standard, disconnects the system and guarantees

 

ease of maintenance to the hydraulic system.

Easy access

Large, self-locking maintenance hatches allow easy

 

and safe access to all maintenance points.

Storage compartment –

Fully-automatic air-conditioning system

Everything has its place

• The air-conditioning system, fitted

• Sufficient storage space for a

as standard, offers the same comfort

commercially-approved cooler

as that of a regular car

box behind the operator’s seat

• Two sensors for precise temperature

• Drinks holder and storage

regulation

compartment in operator’s cab

• Ventilation flaps are controlled via keys

• Large storage box behind

• Reheat function for quick dehumidifying /

the operator’s cab

defrosting of the windshield

• Two standard tool boxes in

 

the undercarriage

 

 

 

 

 

A 954 C HD Litronic Machine for Industrial Applications 9

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