Liebherr PR 746 Litronic Dozer

Dimensions

Width Over Tracks 8.34 ft in (2540 mm)
Height To Top Of Cab 11.26 ft in (3430 mm)
Length Of Track On Ground 9.84 ft in (2999 mm)
Ground Clearance 1.81 ft in (551 mm)
Track Gauge 6.5 ft in (1980 mm)

Undercarriage

Number Of Track Rollers Per Side 7
Track Shoe Width 24.02 in (610 mm)
Number Of Carrier Rollers Per Side 2

Engine Details

Starter 10.5 hp (7.8 kw)
Lubrication System Pressurized lube system
Injection System Direct fuel injection
Battery 2 x 180 Ah
Engine Model D 936 A7 Emission regulations , EPA /CARB Tier 4f
Cooling System Hydrostatic fan drive
Air Cleaner Dry-type air cleaner
Net Power 248.1 hp (185 kw)
Power Measured @ 1600 rpm
Displacement 476 cu in (7.8 L)
Aspiration Turbochanged
Max Power 281.7 hp (210 kw)

Operational Specs

DEF Tank Capacity 15 gal (56.5 L)
Operating Weight 67902.4 lb (30800 kg)
Fuel Tank Capacity 133.5 gal (505 L)
Cooling System Fluid Capacity 13 gal (49 L)
Engine Oil Capacity 11.4 gal (43 L)
Hydraulic Fluid Capacity 29.6 gal (112 L)
Final Drives Fluid Capacity 4.5 gal (17 L)
Operating Voltage 24 V
Alternator Supplied Amperage 140 amps

Transmission

Steering Hydrostatic
Transmission Type Infinitely variable hydrostatic travel drive, independent drive for each track
Max Speed – Reverse 2.5 mph (4.1 km/h)

Hydraulic System

System Pressure 3770 psi (25993.3 kPa)
Hydraulic System Load sensing (demand-controlled)
Controls Single joystick for all blade functions
Control Valve 2 segments, expandable to 4
Pump Type Swash plate piston pump
Pump Flow Capacity 67.7 gal/min (256 L/min)
Filtration Return filter with magnetic rod in the hydraulic tank

Standard Blade

Width 12.2 ft in (3690 mm)
Height 60.8 in (1544 mm)
Capacity 9.5 yd3 (7.2 m3)
Cutting Depth 20.3 in (515 mm)
Lifting Height 4.1 ft in (1244 mm)
Blade Pitch Adjustment 10 degrees
Max. Blade Tilt 1.9 ft in (562 mm)
Overall Length, Blade Straight 20.2 ft in (6129 mm)

Brakes

Parking Brake Multi-disk brake, wear-free, automatically applied with neutral joystick position
Service Brake Hydrostatic (self-locking), wear-free
Travel Control Single joystick for all travel and steering functions. Optional: detented Joystick, with inching pedal
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