Liebherr R 966 User Manual

Crawler excavator R 966

Operating Weight with Backhoe Attachment: 66,000 – 76,300 kg Operating Weight with Shovel Attachment: 68,500 – 69,200 kg Engine Output: 320 kW / 435 HP Bucket Capacity: 1.50 – 5.50 m³ Shovel Capacity: 3.50 – 4.00 m³

Equipment

•Caststeelelements

•Greaterresistancetostresses

•Longerservicelife

•Safetycheckvalvesforstickandboom cylinderswithintegratedregeneration forlessfuelconsumption

Tools

•Differentlevelsofprotectiontosuit thedifferentareasofapplication

•NewLiebherrZ-typetoothsystem

R 966 Litronic

Operator’s cab

•Newcomfortableandergonomicdesign

•7”highdenitioncolourtouchscreen

•Widerthanthecabinthesmallexcavatorsrange

•Bullet-proofpanelsatthefrontand intheroofasstandard

•OptionalFOPSandFGPSprotectiveguards

Accessibility

•Maintenanceplatformin theenginecompartment

•Broad,anti-slipsidecatwalksasstandard

•Newlydesignedundercarriagesteps foralongerservicelife

Undercarriage

•Robuststructurethankstothemorerigidprole

•Improvedself-cleaningcapacity

•Moldedtwo-toothsprocketforalongerservicelife

•Twotypesofundercarriageavailable:anHDxed-track gaugeandLC-Vvariable-trackgauge

R 966 Litronic

Equipment

•Caststeelparts

•Parallelkinematicsforpowerfulandregulardigging

•Bucketcylinderspositionedundertheequipment forbetterprotectionagainsttheelements

•Safetyvalvesonboomcylinderforpipe burstprotection

Buckets

•Thefrontshovelistheperfectshapefordigging deepintothematerialandforahighllingrate

•Severallevelsofprotectionforthefrontshovel, dependingonrequirements

R 966 Litronic

Operator’s cab

•Newcomfortableandergonomicdesign

•7”high-resolutioncolourtouchscreen

•Widerthanthecabinthesmallexcavatorsrange

•Bullet-proofpanelsatthefrontandintheroofasstandard

•OptionalFOPSandFGPSprotectionguards

•Operator’scabwithaxedriserforafull viewovertheworkarea

R 966 Litronic

Technical Data

Engine

Rating per ISO 9249

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Model

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Type Bore/Stroke Displacement Engine operation

Exhaust gas treatment

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Cooling

Air cleaner

Fuel tank Urea tank Electrical system Voltage Batteries Starter Alternator Engine idling Motor management

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320 kW (435 HP) at 1,800 RPM Liebherr D 9508 A7 SCR 8 cylinder V engine 128/157 mm

16.16 l 4-stroke diesel

Common-Rail

SCR system (Selective Catalytic Reduction)

emission standard stage IIIB / Tier 4i

water-cooled and integrated motor oil cooler,

after-cooled and fuel cooled

dry-type air cleaner with pre-cleaner, primary and

safety elements 1,140 l 140 l

24 V 2 x 180 Ah/12 V 24 V/7.8 kW three phase current 28 V/100 A sensor-controlled connection to the integrated excavator system

controlling via CAN-BUS to the economical

utilisation of the service that is available

Hydraulic System

Hydraulic pump for attachment and travel drive Max. flow Max. pressure Pump regulation

Hydraulic pump for swing drive

Max. flow Max. pressure Hydraulic tank Hydraulic system Hydraulic oil filter

Hydraulic oil cooler

MODE selection

RPM adjustment

Tool Control

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two Liebherr variable flow, swash plate pumps 2 x 410 l/min. 350 bar electro-hydraulic with electronic engine speed

sensing regulation, pressure compensation, flow

compensation, automatic oil flow optimizer

reversible, variable flow, swash plate pump,

closed-loop circuit 245 l/min. 340 bar 435 l 920 l 2 full flow filters in return line with integrated fine

filter area (5 µm) compact cooler for water cooler, after-cooler, fuel

cooler and transmission pump oil, sandwiched

with cooler for oil and condenser of air-condition-

ing with hydrostatically controlled fan drives adjustment of engine and hydraulic performance

via a mode pre-selector to match application for

especially economical and environmentally

friendly operation or for maximum digging perfor-

mance and heavy-duty jobs stepless adjustment of engine output via RPM at

each selected mode 10 preadjustable pump flows and pressures for

add-on tools

Hydraulic Controls

Power distribution

Flow summation Closed-loop circuit Servo circuit Attachment and swing Travel

– speed pre-selection Additional functions

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via control valves in single block with integrated

safety valves to boom and stick for uppercarriage swing drive electro-hydraulic control proportional via joystick levers – proportional via foot pedals or removable

handlevers

via foot pedals or joystick toggle switch

Swing Drive

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Drive by

Transmission Swing ring

Swing speed Swing torque Holding brake Option

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Operator’s Cab

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Cab

Operator’s seat

Control system Operation and displays

Air-conditioning

Noise emission ISO 6396 2000/14/EC

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Undercarriage

Version

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HD LC-V Drive

Transmission Travel speed

Net drawbar pull on crawler Track components Track rollers/Carrier rollers

Tracks Track pads Digging locks

Brake valves Lashing eyes

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Attachment

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Type

Hydraulic cylinders

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Pivots Lubrication

Hydraulic connections

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Bucket

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Liebherr swash plate motor with integrated brake

valves Liebherr compact planetary reduction gear Liebherr, sealed single race ball bearing swing

ring, internal teeth 0 – 5.6 RPM stepless 233 kNm wet multi-disc (spring applied, pressure released) pedal controlled positioning brake

work headlights integrated in the ceiling, a door

with a side 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 wind-

screen, 12 V plug, storage bins, lunchbox, cup

holder

Liebherr-Comfort seat, airsprung with automatic

weight adjustment, vertical and horizontal seat

damping including consoles and joysticks. Seat

and armrests adjustable separately and in combi-

nation, seat heating as standard arm consoles, swinging with the seat large high resolution colour display with selfexpla-

natory operation via touch screen, video, versatile

adjusting, control and monitoring facilities, e.g.

climate control, implement and tool parameters standard automatic air-conditioning, ambient air

function, fast de-icing and demisting at the press

of a button, air vents can be operated via a menu;

ambient air and fresh air filters can be easily

replaced and are accessible from the outside;

heating- cooling unit, designed for extreme out-

side temperatures, sensors for solar radiation,

inside and outside temperatures

LpA (inside cab) = 70 dB(A) LWA (surround noise) = 108 dB(A)

gauge 3,300 mm gauge 3,390 mm Liebherr swash plate motors with integrated

brake valves on both sides Liebherr planetary reduction gears low range – 3.0 km/h

high range – 4.1 km/h

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478 kN D 8 K, maintenance-free

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HD: 9/2

LC-V: 9/3 sealed and greased double grouser wet multi-discs (spring applied, pressure

released) outside the travel motor integrated

combination of resistant steel plates and cast

steel components Liebherr cylinders with special seal-system,

shock protection sealed, low maintenance automatic central lubrication system (except link

and tilt geometry) pipes and hoses equipped with SAE split-flange

connections standard equipped with Liebherr tooth system

6 R 966 Litronic

Dimensions

HD mm LC-V mm A 3,515 3,515 A1 4,160 4,160 A2 4,425 4,425 C 3,515/3,710* 3,670/3,865* D 4,135 4,135 E 4,270 4,270 H 3,435 3,590 K 1,430 1,585 L 4,575 4,690 P 1,315 1,380 Q 610 890 S 3,300 2,730**/3,390 U 5,695 5,775 N 500 600 750 500 600 750 B 3,910 3,910 4,050 3,360** 3,360** 3,480** G 4,290 4,290 4,290 3,780** 3,780** 3,780** Z 6,985 7,025

* with FOPS top guard ** transport position

L U

S B G

HD-Undercarriage Stick Mono Mono Mono Length Boom Boom Boom

7.00 m 8.20 m 10.00 m

m mm mm mm V 2.60 8,000 – –

3.00 6,150 8,900 10,800

3.40 6,000 8,500 10,400

4.20 9,550* 7,650 9,600

5.00 – 6,500 8,550 W 2.60 3,900 – –

3.00 4,000 4,050 4,500

3.40 4,200 4,150 4,550

4.20 3,800* 4,200 4,600

5.00 – 4,150 4,650 X 2.60 12,850 – –

3.00 12,750 14,000 15,850

3.40 12,850 14,100 15,850

4.20 12,700* 14,150 15,850

5.00 – 14,100 15,850

LC-V-Undercarriage Stick Mono Mono Mono Length Boom Boom Boom

7.00 m 8.20 m 10.00 m

m mm mm mm V 2.60 7,950 – –

3.00 7,600 8,850 10,800

3.40 6,000 8,450 10,400

4.20 9,550* 7,650 9,550

5.00 – 6,450 8,500 W 2.60 3,900 – –

3.00 4,000 4,150 4,550

3.40 4,200 4,200 4,600

4.20 3,850* 4,250 4,700

5.00 – 4,150 4,700 X 2.60 12,850 – –

3.00 12,750 13,950 15,850

3.40 12,800 14,100 15,850

4.20 12,700* 14,100 15,850

5.00 – 14,050 15,800

* without bucket

R000 6

R 966 Litronic 7

Backhoe Bucket

with Mono Boom 7.00 m

-10

-15

-20

-25

-30

-1

-5

-2

-3

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-8

-9

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67891011121314

R0007

0 m1

2345

Digging Envelope 1 2 3 4

Stick length m 2.60 3.00 3.40 4.20

Max. digging depth m 7.30 7.70 8.10 8.90 Max. reach at ground level m 11.65 12.00 12.40 13.15 Max. dump height m 7.70 7.90 8.10 8.50 Max. teeth height m 11.60 11.80 11.95 12.35

Digging force ISO kN 308 282 260 225 t 31.4 28.7 26.5 22.9 Breakout force ISO kN 354 354 354 354 t 36.1 36.1 36.1 36.1

Operating Weight and Ground Pressure

Operating weight includes basic machine with mono boom 7.00 m, stick 2.60 m and bucket 4.00 m

Undercarriage HD LC-V

Pad width mm 500 600 750 500 600 750 Weight kg 66,000 66,700 67,700 69,700 70,400 71,500 Ground pressure kg/cm

(3,650 kg).

1.33 1.12 0.91 1.37 1.16 0.94

51015202530354045

0 ft

Buckets Machine stability per ISO 10567* (75 % of tipping capacity)

HD-Undercarriage

Cutting

width

Capacity

ISO 7451

mm m

1,550 2.50 2,950 1,750 3.00 3,150 1,950 3.50 3,450

2,150 4.00 3,650

STD

2,400 4.50 3,950 2,600 5.00 4,250 2,600 5.50 4,500 1,600 2.00 3,500 1,800 2.50 3,800 2,000 3.00 4,100

2,150 3.50 4,400

2,150 4.00 4,650 2,350 4.50 5,000 2,550 5.00 5,300 1,950 3.00 4,600

2,150 3.50 5,000 2,150 4.00 5,200

HDV

2,150 4.50 5,400

Weight

2.60 3.00 3.40 4.20 2.60 3.00 3.40 4.20

X X X Y X X X Y X X Y V X X Y V X Y V y X Y V y Y Y V y X Y V y Y V y v Y V y v V y v v Y y v v y v v v V v v v

X X X X X X X X X X X Y X X X Y X X Y V X X Y V X Y V y X Y V y Y V y v Y V y v V y v v Y y v v y v v v V v v v

X Y V y X Y V y Y V y v X V y v Y y v v Y y v v V v v v V v v v

* Indicated loads are based on ISO 10567 max. stick length, lifted 360° on firm

Standard bucket with teeth Z 70

HD bucket with teeth Z 90

HDV bucket with teeth Z 90

Other backhoes available on request

Max. material weight

= ≤ 2.2 t/m3,

Stick length (m)

= ≤ 1.8 t/m3,

= ≤ 1.5 t/m3,

= ≤ 1.2 t/m3,

LC-V-Undercarriage

Stick length (m)

= not authorized

8 R 966 Litronic

+ 16 hidden pages

Liebherr R 966 User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual