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Catalogs
Liebherr
R 914 Compact

R 914 Compact

Product catalog summary

Overview: The document provides comprehensive technical specifications and operational data for the Liebherr R 914 Compact Litronic crawler excavator, covering engine performance, hydraulic systems, operator's cab features, and dimensions.

Specifications:

Operating Weight: 14,700 – 17,200 kg
Engine: 90 kW / 122 HP, Stage IV compliant
Bucket Capacity: 0.17 – 0.87 m³

Swing Drive:

Features a Liebherr axial piston motor with integrated brake valve and torque control.
Swing speed is stepless from 0 to 10.0 RPM with a swing torque of 50 kNm.

Hydraulic System:

Includes a Liebherr axial piston variable displacement pump with a max flow of 300 l/min and max pressure of 350 bar.
Hydraulic tank capacity is 100 l, with a system max of 230 l.
Modes include Sensitive, Eco, and Power for different operational needs.

Diesel Engine:

Deutz TCD3.6L4, 4-cylinder in-line, 3.6 l displacement.
Equipped with a dry-type air cleaner and Liebherr-SCR technology for emission control.

Operator’s Cab:

ROPS safety cab with sound-damping insulation and tinted laminated safety glass.
Standard and optional comfort features for the operator’s seat, including air cushioning and climate control.

Undercarriage:

Features Liebherr compact planetary reduction gear and axial piston motor per side.
Travel speeds range from 3.1 km/h to 6.8 km/h.

Attachment:

Constructed with high-strength steel plates for durability.
Hydraulic cylinders with special seal systems and shock absorption.

Dimensions:

Various measurements provided for standard and blade configurations.
Includes detailed dimensions for different stick lengths and boom configurations.

Performance:

Max digging depth ranges from 5.15 m to 5.75 m depending on stick length.
Max breakout force with ripper bucket is 124.1 kN.

Lift Capacities:

Lift capacities are specified for different configurations and are based on ISO 10567 standards.
Includes details on load limits and safety requirements for lifting operations.

Procedures and Standards:
The document outlines compliance with ISO 10567 and EN 474-5 standards, requiring safety features such as pipe fracture safety valves and overload warning devices for lifting operations.

Attachments and Equipment:
Lists various attachments such as ditch cleaning buckets and tilt buckets, specifying their capacities and compatibility with different boom types and stick lengths. Details equipment available for the undercarriage, operator's cab, uppercarriage, hydraulic system, diesel engine, and complete machine, highlighting standard features and optional upgrades.

Key Features:
Includes a central lubrication system, rear and side view monitoring with cameras, and protective measures for piston rods and cylinders. Emphasizes the importance of using approved options and attachments to maintain warranty coverage.

Recommendations:
For optimal performance and safety, adhere to specified load limits and use appropriate attachments and equipment configurations. Regular maintenance and monitoring are advised to ensure the longevity and reliability of the machinery.

Catalog excerpts

Crawler Excavator R 914 Compact ` litronic Operating Weight: 14,700 – 17,200 kg Engine: 90 kW / 122 HP Stage IV Bucket Capacity: 0.17

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Technical Data Hjf, Diesel Engine Hydraulic System Rating per ISO 9249 90 kW (122 HP) at 1,800 RPM Type Bore / Stroke Engine operation 4-stroke diesel Common-Rail turbo-charged and after-cooler reduced emissions Air cleaner dry-type air cleaner with pre-cleaner, primary and safety elements Engine idling sensor controlled Electrical system Voltage 24 V Stage IV Harmful emissions values Emission control in accordance with 97/68/EG stage IV Liebherr-SCR technology Deutz particle filter Fuel tank Urea tank J=r Cooling System Diesel engine water-cooled compact cooling system consisting cooling...

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Cab ROPS safety cab structure (roll-over protection system) with individual windscreens or featuring a slide-in subpart under the ceiling, work headlights integrated in the ceiling, a door with a sliding window (can be opened on both sides), large stowing and depositing possibilities, shock-absorbing suspension, sounddamping insulating, tinted laminated safety glass, separate window shades for the sunroof window and windscreen Operator’s seat Standard air cushioned operator’s seat with 3D-adjustable armrests, headrest, lap belt, seat heater, manual weight adjustment, adjustable seat cushion...

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* Undercarriage turned

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with Two-Piece Boom 4.85 m Digging Envelope with quick coupler Digging Forces without quick coupler Max. breakout force with ripper bucket 124.1 kN (12.6 t) Operating Weight and Ground Pressure The operating weight includes the basic machine with triple grouser pads, two-piece boom 4.85 m, stick 2.25 m, quick coupler SW33 and bucket 850 mm / 0.50 m3. Undercarriage versions I Buckets Machine stability per ISO 10567* (75 % of tipping capacity) * Indicated loads are based on ISO 10567 and do not exceed 75 % of tipping or 87 % of hydraulic capacity, max. stick length without quick coupler, lifted...

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with Two-Piece Boom 4.85 m Height HD Can be slewed through 360° ' In longitudinal position of undercarriage <-=3 Max. reach * Limited by hydr. capacity The lift capacities on the load lift hook of the Liebherr quick coupler SW33 without working tool are stated in metric tons (t) and are valid on a firm, level supporting surface. These capacities can be slewed through 360° with the undercarriage in the transverse position. Capacities in the longitudinal position of the undercarriage (+ / - 15°) are specified over the stabilizers with the stabilizers down. The values apply to track pads measuring...

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with Mono Boom 4.60 m Digging Envelope with quick coupler Digging Forces without quick coupler Max. breakout force with ripper bucket 124.1 kN (12.6 t) Operating Weight and Ground Pressure The operating weight includes the basic machine with triple grouser pads, mono boom 4.60 m, stick 2.25 m, quick coupler SW33 and bucket 850 mm / 0.50 m3. Undercarriage versions I Buckets Machine stability per ISO 10567* (75 % of tipping capacity) * Indicated loads are based on ISO 10567 and do not exceed 75 % of tipping or 87 % of hydraulic capacity, max. stick length without quick coupler, lifted 360° on...

Open the catalog to page 8

with Mono Boom 4.60 m Height HD Can be slewed through 360° ' In longitudinal position of undercarriage <-=3 Max. reach * Limited by hydr. capacity The lift capacities on the load lift hook of the Liebherr quick coupler SW33 without working tool are stated in metric tons (t) and are valid on a firm, level supporting surface. These capacities can be slewed through 360° with the undercarriage in the transverse position. Capacities in the longitudinal position of the undercarriage (+ / - 15°) are specified over the stabilizers with the stabilizers down. The values apply to track pads measuring...

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with Offset Two-Piece Boom 4.90 m Digging Envelope with quick coupler 1 with stick 2.05 m 5 with stick 2.05 m 6 with stick 2.25 m 7 with stick 2.45 m 8 with stick 2.65 m at max. attachment offset with set straight boom with vertical ditch walls Digging Forces without quick coupler Max. breakout force with ripper bucket 124.1 kN (12.6 t) Operating Weight and Ground Pressure The operating weight includes the basic machine with triple grouser pads, offset two-piece boom 4.90 m, stick 2.25 m, quick coupler SW33 and bucket 850 mm / 0.50 m3. Undercarriage versions Max. material weight ■ =...

Open the catalog to page 10

with Offset Two-Piece Boom 4.90 m Height HD Can be slewed through 360° ' In longitudinal position of undercarriage <-=3 Max. reach * Limited by hydr. capacity The lift capacities on the load lift hook of the Liebherr quick coupler SW33 without working tool are stated in metric tons (t) and are valid on a firm, level supporting surface. These capacities can be slewed through 360° with the undercarriage in the transverse position. Capacities in the longitudinal position of the undercarriage (+ / - 15°) are specified over the stabilizers with the stabilizers down. The values apply to track...

Open the catalog to page 11

with Offset Mono Boom 4.30 m Digging Envelope with quick coupler 1 with stick 2.05 m 5 with stick 2.05 m 6 with stick 2.25 m 7 with stick 2.45 m 8 with stick 2.65 m at max. attachment offset with set straight boom with vertical ditch walls Digging Forces without quick coupler Max. breakout force with ripper bucket 124.1 kN (12.6 t) Operating Weight and Ground Pressure The operating weight includes the basic machine with triple grouser pads, offset mono boom 4.30 m, stick 2.25 m, quick coupler SW33 and bucket 850 mm / 0.50 m3. Undercarriage versions Max. material weight ■ = s 1.8 t/m3,...

Open the catalog to page 12

with Offset Mono Boom 4.30 m Height HD Can be slewed through 360° ' In longitudinal position of undercarriage <-=3 Max. reach * Limited by hydr. capacity The lift capacities on the load lift hook of the Liebherr quick coupler SW33 without working tool are stated in metric tons (t) and are valid on a firm, level supporting surface. These capacities can be slewed through 360° with the undercarriage in the transverse position. Capacities in the longitudinal position of the undercarriage (+ / - 15°) are specified over the stabilizers with the stabilizers down. The values apply to track pads...

Open the catalog to page 13