Komatsu D31PX-22 Dozer


Dimensions

Length W/ Blade 13.7 ft in (4175 mm)
Width Over Tracks 6.27 ft in (1910 mm)
Height To Top Of Cab 9.06 ft in (2760 mm)
Length Of Track On Ground 7.17 ft in (2185 mm)
Ground Clearance 1.04 ft in (315 mm)

Undercarriage

Track Gauge 4.96 ft in (1510 mm)
Standard Shoe Size 15.75 in (400 mm)
Number Of Track Rollers(Each Side) 6
Ground Contact Area 2713 in2 (1.76 m2)
Shoe Width (Standard) 15.75 in (400 mm)
Suspension Rigid type
Track Rollerframe Monochoque,large Section
Type Of Shoes(Standard) Single grouser
Rollers And Idlers Lubricated track rollers
Ground Pressure 6.68 psi (46.06 kPa)
Grouser Height 1.86 in (47 mm)
Length Of Track Ground 86.03 in (2185 mm)
Number Of Shoes (Each Side) 40

Steering System

Minimum Turning Radius 7.3 ft in (2.2 m)

Engine Details

Hydraulic Fan At Maximum Speed Net 53KW71HP@2200RPM
Lubrication Method Gear pump ,Force Lubrication
Filter Full Flow
Epa Tier -3 Emission certified
Number Of Cylinders 4
Piston Displacement 199 cu in (3.3 L)
Engine Make Komatsu
Engine Model SAA4D95LE-5*
Engine Type 4-Cycle,water-Cooled,Direct injection
Gross Power 80 hp (59.7 kw)
Governor All-speed Electronic
Net Power 78 hp (58.2 kw)
Power Measured @ 2200 rpm
Displacement 199 cu in (3.3 L)
Aspiration Turbocharged, air-to-air aftercooled
Bore 3.8 in (95 mm)
Stroke 4.6 in (115 mm)
Horse Power: Sae J1995 80.5 hp (60 kw)
Horse Power: Iso 9249 / Sae J1349 77.8 hp (58 kw)
Fan Drive Type Hydraulic (Reversible for cleaning)

Capacities

Fuel Tank – Diesel 51.6 gal (195 L)
Hydraulic Tank 15.9 gal (60 L)
Final Drive 1 gal (3.5 L)
Engine Oil 3 gal (11 L)
Coolant 4.8 gal (18 L)

Operational Specs

Operating Weight 18055.9 lb (8190 kg)
Fuel Tank Capacity 51.6 gal (195 L)
Cooling System Fluid Capacity 4.8 gal (18 L)
Engine Oil Capacity 3 gal (11 L)
Hydraulic Fluid Capacity 15.9 gal (60 L)
Final Drives Fluid Capacity 1 gal (3.5 L)
Operating Voltage 24 V
Alternator Supplied Amperage 35 amps

Transmission

Transmission Type dual-path, hydrostatic
Number Of Forward Gears 3
Number Of Reverse Gears 3
Max Speed – Forward 5.3 mph (8.6 km/h)
Max Speed – Reverse 5.3 mph (8.6 km/h)

Weights

Tractor Weight – Rops Canopy 15234 lb (6910 kg)
Tractor Weight – Rops Cab 16137.9 lb (7320 kg)
Operating Weight – Rops Canopy 17923.6 lb (8130 kg)
Operating Weight – Rops Cab 18827.5 lb (8540 kg)

Hydraulic System

Blade Lift(No.Of.Cylinders) 2
Blade-Tilit(No.Of.Cylinders) 1
Blade Angle(No.Of.Cylinders) 2
Blade Lift(Bore) 0.3 ft in (75 mm)
Blade-Tilit(Bore) 0.3 ft in (90 mm)
Blade Angle(Bore) 0.3 ft in (80 mm)
Hydraulic Oil Capacity(Power Angle Tilt Dozer) 15.9 gal (60 L)
Pump Type Piston-type
Relief Valve Pressure 3983 psi (27461.8 kPa)
Pump Flow Capacity 26.2 gal/min (99.2 L/min)

Standard Blade

Width 8.4 ft in (2550 mm)
Height 33.1 in (840 mm)
Capacity 2.2 yd3 (1.7 m3)
Blade Angle (Both Directions) 25 degrees
Cutting Depth 15.4 in (390 mm)
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