Komatsu D39PXi-24 Dozer

PAT Dozer Blades

Type Standart Blade 10’8″ Narrow Blade 9’9″
Blade Width 10’8″ (3250 mm) 9’9″ (2980 mm)
Blade Height 3’0″ (910 mm) 3’0″ (910 mm)
Blade Capacity 3.14 yd3 (2.40 m3) 2.90 yd3 (2.22 m3)
Blade Angle (Both Directions) 25° 25°
Maximum Drop below Ground 1’5″ (440 mm) 1’5″ (440 mm)
Maximum Tilt Adjustment 1’5″ (440 mm) 1’4″ (405 mm)
Maximum Lift above Ground 2’8″ (820 mm) 2’8″ (820 mm)

Komatsu D39PXi-24 Dozer Dimensions

Dimensions

D39PXi-24 PAT Blade 10’8″ + Narrow Shoe
A. Width of Blade 10’8″ (3250 mm)
B. Max Tilt at Blade Corner 1’5″ (440 mm)
C. Blade Height 3’0″ (910 mm)
C’. Blade Height (Top Shield) 3’7″ (1105 mm)
D. Max Lift above Ground 2’8″ (820 mm)
E. Digging Depth 1’5″ (440 mm)
F. Length of Track on Ground 7’8″ (2345 mm)
G. Overall Length w/ Blade 14’5″ (4385 mm)
H. Height to Top of Cab 9’4″ (2850 mm)
I. Grouser Height 1.9″ (47 mm)
J. Track Gauge 5’11” (1810 mm)
K. Width of Track Shoe 2’1″ (635 mm)
L. Width over Tracks 8’2″ (2445 mm)
M. Width across End Bits (Blade Angled 25°) 9’10” (2990 mm)
N. Length w/ Blade Angled 25° 16’6″ (5020 mm)
O. Width across End Bits (Blade Tilt & Angled 25°) 9’8″ (2940 mm)
Ground Clearance 15″ (390 mm)
Minimum Turning Radius 94″ (2400 mm)

Komatsu D39PXi-24 Dozer Undercarriage

Undercarriage

Dozer Type D39PXi-24 Narrow D39PXi-24 Wide
Number Of Track Rollers Per Side 7 7
Number Of Shoes Per Side 39 39
Type of Shoes (standard) Single grouser Single grouser
Suspension Rigid type Rigid type
Track Rollerframe Monocoque, large section, durable construction Monocoque, large section, durable construction
Grouser Height 1.9″ (47 mm) 1.9″ (47 mm)
Standard Shoe Size 25.0″ (635 mm) 27.5″ (700 mm)
Track Gauge 5’11” (1810 mm) 5’11” (1810 mm)
Length of Track on Ground 7’8″ (2345 mm) 7’8″ (2345 mm)
Ground Contact Area 4616 in2 (29782 cm2) 5110 in2 (32830 cm2)
Ground Pressure (w/ blade, ROPS cab) 4.39 psi (30.1 kPa) 3.98 psi (27.4 kPa)

Engine Details

Number Of Cylinders 4
Engine Make Komatsu
Engine Model Komatsu SAA4D95LE-7
Displacement 199 cu in (3.26 L)
Bore 3.75 in (95 mm)
Stroke 4.52 in (115 mm)
Gross Power 107 hp (79 kw)
Net Power 105 hp (78 kw)
Power Measured @ 2200 rpm
Lubrication Method Gear pump, force lubrication
Fan Drive Type Hydraulic
Fuel Filter Fuel pre-filter (10 micron) and fuel filter (2 micron)
Aspiration Turbocharged, air-to-air aftercooled
Emission Standards EPA Tier 4 Final

Komatsu D39PXi-24 Small Dozer Specs

Operational Specs

Base Weight (w/o Blade) 20282 lb (9200 kg)
Max Operating Weight 22950 lb (10410 kg)
Operating Voltage 24 V
Alternator Supplied Amperage 85 amps
Battery 2x 12 V, 92 Ah, large capacity
Starter 24 V, 6.0 hp (4.5 kw)

Komatsu D39PXi-24 Transmission Specs

Transmission

Transmission Type Dual-path electronically controlled Hydrostatic Transmission (HST) with quick-shift and variable speed settings
Control Fully electronic control enables smooth control that can be adjusted in the monitor. The PCCS utilizes shift buttons to increase and decrease speed
Number Of Gears 3F / 3R
Max Forward Speed 5.3 mph (8.5 km/h)
Max Reverse Speed 5.3 mph (8.5 km/h)
Steering The low-effort PCCS joystick controls all directional movements, including machine travel speed as well as counter-rotation
Final Drives In-shoe mounted, axial-piston-type travel motors, with integrated two-stage planetary gear reduction
Brakes Brake function has been integrated into the decelerator pedal

Komatsu D39PXi-24 Specifications

Hydraulic System

Type Closed-Center Load Sensing System (CLSS) designed for precise and responsive control
Pump Type Piston-type hydraulic pump
Pump Flow Capacity 26.2 gal/min (99 L/min)
Relief Valve Pressure 3974 psi (27400 kPa)
Hydraulic cylinders Double-acting, piston type
Blade Lift Cylinders 2x 3″ (75 mm)
Blade Tilt Cylinder 1x 3.5″ (90 mm)
Blade Angle Cylinders 2x 3.2″ (80 mm)

Komatsu D39PXi-24 Dozer Operator Environment

Operator Environment

ROPS Meets ISO 3471, SAE J/ISO 3471 ROPS standards
FOPS Meets ISO 3449 FOPS standard
Operator’s Seat Air suspension, fabric, heated, low back, headrest, 3″ (76 mm) retractable seat belt
Working Lights 3x front lights, 2x rear lights
Dashboard Electronic monitor panel with on-board diagnostics, large high-resolution LCD with rear view camera
HVAC Air conditioner (A/C)
Noise Level in Cab 72 dB(A)

Komatsu D39PXi-24 Dozer Cab

Service Refill Capacities

Fuel Tank Capacity 50.2 gal (190 L)
DEF Tank Capacity 2.6 gal (10 L)
Engine Oil Capacity 2.9 gal (11 L)
Cooling System Fluid Capacity 9.0 gal (34 L)
Hydraulic System Capacity 17 gal (64 L)
Final drive (each side) 0.9 gal (3.5 L)
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