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R 920 Compact Litronic

5

Operator’s Cab

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, sound-

damping insulating, tinted laminated safety glass,

separate window shades for the sunroof window and

windscreen

Operator’s seat

Comfort seat, airsprung with automatic weight adjust-

ment, vertical and horizontal seat damping including

consoles and joysticks. Seat and armrests adjust­

able separately and in combination, seat heating as

standard

Control system

joysticks with arm consoles and swivel seat

Operation and displays

large high-resolution operating unit, selfexplanatory,

colour display with touchscreen, video-compatible,

numerous setting, control and monitoring options,

e.g. air conditioning control, fuel consumption,

machine and tool parameters

Air-conditioning

automatic air-conditioning, recirculated air function,

fast de-icing and demisting at the press of a button,

air vents can be operated via a menu. Recirculated air

and fresh air filters can be easily replaced and are

accessible from the outside. Heating-cooling unit,

designed for extreme outside temperatures, sensors

for solar radiation, inside and outside temperatures

(country-dependent)

Undercarriage

Versions

NLC

gauge 2,000 mm

LC

standard gauge 2,250 mm

Drive

Liebherr swashplate motors with integrated brake

valves on both sides

Transmission

Liebherr compact planetary reduction gear

Travel speed

low range – 3.7 km/h

high range – 6.0 km/h

Net drawbar pull on crawler

170 kN

Track components

B60, maintenance-free

Track rollers / Carrier rollers

7 / 2

Tracks

sealed and greased

Track pads

triple grouser

Holding brake

wet multi-disc (spring applied, pressure released)

Brake valves

integrated into travel motor

Lashing eyes

integrated

Attachment

Hydraulic cylinders

Liebherr cylinders with special seal-system, shock

protection

Bearings

sealed, low maintenance

Lubrication

Liebherr central lubrication system