Liebherr R 924 User Manual

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Liebherr R 924 User Manual

Crawler excavator

R 924

 

 

 

 

 

 

 

 

 

 

 

Operating Weight: 23,500 - 27,600 kg

Engine Output:

115 kW / 157 HP

Bucket Capacity:

0.75 - 1.65 m³

R 924

Operating Weight: 23,500 - 27,600 kg

Engine Output:

115 kW / 157 HP

Bucket Capacity:

0.75 - 1.65 m³

2 R 924 Litronic

Performance

The new R 924 crawler excavator is a high-performance and versatile model. The wide range of equipment and tools available makes it even more adaptable, as it can be used for a variety of applications, including trench work or in other projects such as landscaping.

Reliability

Liebherr-France SAS perpetuates the Liebherr Group’s tradition of quality and innovation to offer a product that satisfies the needs of its clients throughout the world. This new R 924 excavator is recommended for completely reliable operation in all conditions.

Comfort

Another advantage of the R 924 is a space especially created to satisfy the operator’s needs. The cab offers a spacious, comfortable and quiet environment. Its ergonomics definitively enhances the operator’s performance.

Economy

A completely new maintenance concept reduces service time on the new R 924. The grouping together of maintenance components and accessibility from ground level are aspects that make the excavator gain in productivity. Return on investment is therefore guaranteed.

R 924 Litronic 3

Clean and effective Liebherr engine

New engine complies with requirements of

Tier 4i/Stage IIIB regulations on exhaust gas emissions

Especially designed for construction engine applications

State-of-the-art technology with common rail injection system

Automatic idling system optimises energy efficiency

Two-stage supercharger with intercooler for more power at low revs

4 R 924 Litronic

Performance

The new R 924 crawler excavator is a high-performance and versatile model. The wide range of equipment and tools available makes it even more adaptable, as it can be used for a variety of applications, including trench work or in other projects such as landscaping.

Liebherr integrated systems engineering

High-tech for high

The R 924 excavator is fitted with Liebherr’s Positive

performance

Control hydraulic system. This system is controlled

 

by Liebherr electronics and uses strategically-posi-

 

tioned sensors. All of the machine’s work is there-

 

fore faster, more accurate and fluid. What’s more, as

 

the two hydraulic pump circuits can operate either

 

separately or in unison, this optimises the energy

 

management of the R 924.

Multi-purpose

The Liebherr

The Tool-Control function makes it easy to change

Tool-Control System

tools thanks to recognition of the chosen tool’s sys-

 

tem. It makes the programmed pressure and flow

 

values available from the moment the hydraulic tool

 

is changed. Consequently, the crawler excavator

 

has more availability for productive tasks, and ad-

 

justment times are reduced.

A wide range

The R 924 is an excavator adapted to all types of

of equipment

works. The wide range of Liebherr tools and equip-

 

ment available helps meet these needs. The different

 

sticks offered can, for example, be associated with a

 

straight gooseneck boom, a hydraulically-adjustable

 

boom, or an offset gooseneck boom. A hydraulic

 

quick-change attachment or Liebherr’s Likufix sys-

 

tem are offered as options. These elements allow

 

fast and easy tool-changing.

A full-force

The R 924’s 178 kN break-out forces and 132 kN

excavator

penetration forces are among this engine’s major ad-

 

vantages: these forces are key factors for even more

 

productivity and performance.

Wide range of Liebherr tools

 

Intelligent work modes

 

and equipment

 

• Economy Mode: for economical

• Backhoe buckets, 2 x 50° tilt

 

 

and ecologically-friendly operation.

buckets, 2 x 50° fixed and tilt

 

Recommended for normal working

ditch-cleaning buckets

 

conditions

• Wide range of clamshells

 

• Power Mode: for high excavation

and sorting grapples

 

capacities and difficult applications

• 2 x 50°tiltrotator

 

• Sensitivity Mode: for precision jobs

• Patented tooth system, suitable

 

and the loading of materials

 

 

for a variety of applications

 

• Full Power Mode: especially designed

 

 

for increased power; ideal for extreme

 

 

applications

 

 

 

 

 

 

 

 

 

R 924 Litronic 5

A robust undercarriage

Large range of undercarriages for various applications

Maintenance is easier due to the alignment between the upper plate of the central part and the shell of the track carriers, the steps mounted on the vertical side of the track carrier and the wide openings under the support rollers

X-shaped design for a better distribution of stresses and a longer service life

6 R 924 Litronic

Reliability

Liebherr-France SAS perpetuates the Liebherr Group’s tradition of quality and innovation to offer a product that satisfies the needs of its clients throughout the world. This new R 924 excavator is recommended for completely reliable operation in all conditions.

The tradition of quality and robustness

Better stresses

The R 924 crawler excavator is a product designed to

distribution

withstand major stresses. The robustness of the un-

 

dercarriage lengthens the service life of the machine.

 

Molded steel parts strengthen the excavator at stra-

 

tegic points for difficult applications.

ROPS Structure

For complete peace-of-mind while working in even the

 

most demanding terrains, the operator’s cab is fitted

 

with an integrated roll-over protection.

Automatic operation

The operator can concentrate fully on the task: the

monitoring

integrated on-board electronics ensure a constant

 

readjustment to preset values. Any potential diver-

 

gences from the operating parameters are displayed

 

on the control screen.

Liebherr-Service

An excellent after-sales The after-sales services can be customised to suit

service

and respond to your specific needs. Several pro-

 

grammes, such as ReMan, ReBuilt and Repair pro-

 

vide the perfect, economical solution, always in-

 

cluding the manufacturer’s quality and guarantee.

 

A team of highly trained Service technicians has all

 

the latest-generation diagnostic tools at its disposal,

 

for a reduced machine downtime. By following your

 

chosen maintenance programme, you will also ob-

 

tain a higher resale price.

Spare parts

Spare parts available: a permanent stock of over

 

80,000 catalogue items, covering 98% of needs,

 

is available to you 24 hours a day using the online

 

service portal, Liebherr-P@rts24, with an integrated

 

ordering procedure reserved for Liebherr clients. A

 

team is at your service to answer all your requests

 

across the 5 continents.

LiDAT fleet management system

 

Key components developed by Liebherr

 

• A single point of contact for the

 

• A perfect harmonisation of the machine’s

complete management of the fleet

 

elements for worksite applications

• Daily reports on the fleet of machines

 

• The main mechanically-welded

via the internet portal

 

structures, such as the undercarriage,

• Accurate localisation of the machines

 

attachment and uppercarriage are

 

designed by Liebherr

 

 

• Optimised security thanks to geographical

 

• Engine, hydraulic pumps, transfer gear-

limitations and established shut off times

 

 

box, transmission, rotating mechanism,

 

 

• An updated transmission several

 

crown wheel and electronic components

times a day

 

manufactured by Liebherr

 

 

 

 

 

 

 

 

 

R 924 Litronic 7

Storage space

Numerous storage options (e.g.

for documents, jacket and shoes, etc.)

An optional chiller behind the operator’s seat is available; providing cool drinks within hand’s reach for even more comfort

8 R 924 Litronic

Comfort

Another advantage of the R 924 is the space especially created to satisfy the operator’s needs. The cab offers a spacious, comfortable and quiet environment. Its ergonomics definitively enhances the operator’s performance.

A spacious and comfortable work space

A first class work space

In this cab, operators have a pneumatic seat, an en-

 

larged space and an environment with all modern

 

comforts. Depending on the operator’s needs, the

 

Liebherr Premium seat can be chosen as an option.

 

This seat offers maximum seating comfort thanks to

 

its pneumatic lumbar support, its electronic weight-

 

actuated height adjustor and its air-conditioning

 

with activated charcoal and built-in fan. It is espe-

 

cially designed for the operators’ well-being.

Sound level and

To increase work comfort and productivity, the

vibrations reduced

acoustic power inside the operator’s cab is only

to a minimum

72 dB. The cab is mounted on viscoelastic rivets

 

that ensure the vibrations are fully absorbed. The

 

rubber flanges that support the pipes also actively

 

participate in reducing external noise.

Ergonomic controls for

All the controls are positioned so that the opera-

optimal manipulation

tor can intuitively and accurately manipulate them.

 

The consoles on which the controls and manipula-

 

tors rest are adjoined to the seat for optimal comfort

 

while working and more accurate movements.

A panoramic view of

A rear-space camera is fitted in the R 924 counter

the whole work area

weight. A display on the 7” high resolution screen

 

allows the operator to work in a secure area. This

 

complete visibility gives the operator full confidence

 

in the tasks they perform.

7” color touchscreen

 

Ergonomic proportional manipulators

 

• Several adjustment, control and

 

• The proportional control allows a very fine

monitoring possibilities (Display of

 

manoeuvrability for a sensitive, accurate

fuel consumption, air-conditioning,

 

and more fluid operation of hydraulic tools

tool control, etc.)

 

• The sensitive manipulator with proximity

 

 

• Robust and reliable design

 

switch allows greater responsiveness while

(IP 65 ingress protection)

 

resuming rpm

• High resolution video compatibility

 

 

for displaying rear-space camera

 

 

images

 

 

 

 

 

 

 

 

 

 

 

R 924 Litronic 9

Long maintenance intervals

New crawler tracks with permanently lubricated, zero-maintenance chain links

Hydraulic oil change every 8000 hours

Engine oil change every 500 hours

Rapid filling of the fuel tank with the electric pump at 80 l/min

10 R 924 Litronic

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