Liebherr RL56 Dozer

Boom

Overall Height 27,169 ft (8,281 m)

Brakes

Parking brake Multi-disc brake, wear-free, automatically applied with neutral joystick position
Service brake Hydrostatic (self-locking), wear-free

Dimensions

Boom Length 24 ft (7 m)
Ground Clearance 2 ft (1 m)
Height to Top of Suspended Cab 12 ft (4 m)
Length of Track on Ground 12 ft (4 m)
Overall Height 10 ft (3 m)
Overall Length 18 ft (5 m)
Overall Width 10 ft (3 m)
Track Gauge 7 ft (2 m)
Width Over Tracks 13 ft (4 m)

Drum

Cable diameter 1 in (2 cm)
Cable length 3,150 in (8,000 cm)
Drum Diameter 10 in (25 cm)
Drum length 11 in (27 cm)
Flange diamter 24 in (61 cm)
Hook block 3 sheaves
Hook speed (up, down) 66 ft/min (20 m/min)

Engine

Aspiration Turbochanged
Battery Amp Hours 2 x 180
Cooling system Hydrostatic fan drive
Displacement 641 cu in (10,501 cu cm)
Engine Model D 936 A7 Emission regulations , EPA/CARB Tier 3/Tier 4f
Injection system Direct fuel injection
Lubrication System Pressurised lube system
Net Power 282 hp (210 kw)
Power Measured @ 1800 rpm

Hydraulic System

Control valve 3 circuits, expandable to 6
Controls Single joystick for hoist winch and adjustable boom cylinder, free all device of hook in case of danger. Further single joystick for counterweight.
Filtration Return filter with magnetic rod in the hydraulic tank
Hoist cylinder Variable flow hydraulic pump
Hydraulic system Load sensing (demand controlled)
Operating pressure 4060 psi
Pump Flow Capacity 75 gpm (283 lpm)
Pump type Swash plate piston pump

Operating Specifications

Alternator Supplied Amperage 140 amps
Cooling System Fluid Capacity 16 gal (60 l)
Engine Oil Capacity 11 gal (43 l)
Fuel Capacity 134 gal (505 l)
Hydraulic System Fluid Capacity 30 gal (112 l)
Operating Voltage 24 volts
Operating Weight 101,523 lbs (46,050 kg)

Transmission

Final Drive Type Combination spur gear with planetary gear, double-sealed (duo cone seals) with electronic seal-integrity indicator
Max Speed – Reverse 3 mph (4 kph)
Steering Hydrostatic
Transmission Type Infinitely variable hydrostatic travel drive, independent drive for each track

Undercarriage

Number of Carrier Rollers per Side 2
Number of Track Rollers per Side 9
Shoe Size 36 in (91 cm)
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