Komatsu PC390LL-10 Forestry Excavators

Komatsu PC390LL-10 Forestry Excavators

Base Machine Log Loader 106,920 lb (48,500 kg), Road Builder 103,400 lb (46,900 kg)
Engine Gross: 271 HP (202 kW) @ 1950rpm Net: 257 HP (192 kW) @ 1950rpm
Work Equipment Komatsu 42' Live Heel Logging Boom HD Roadbuilder Booms & Arms
Swing 97,024 ft lbs (13414 kg∙m)

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High performance Log Loader with Komatsu designed forestry attachments

Operating Weight
Log LoaderIncludes: Forestry cab with 48" riser, High-wide track frame, 700mm double grouser shoes, Komatsu 42' live heel logging boom, Heavy counterweight, Battery box guard, rated capacity of lubricants, coolant, full fuel tank, operator and standard equipment.
Road BuilderIncludes: Forestry cab with 7" riser, 700mm double grouser shoes, 21'3" (6500mm) one-piece HD boom, 10'5" (3185mm) arm, 1.8 yd (1.4m³ ) bucket. heavy counterweight, battery box guard, rated capcity of lubricants, coolant, full fuel tank, operator and standard equipment.
Engine
ModelKomatsu SAA6D114E-5 (EPA Tier 4 Interim and EU stage 3B emissions certified)
TypeWater-cooled, 4 cycle, direct injection
AspirationTurbocharged, aftercooled, cooled EGR.
No. of Cylinders6
Bore4.49" (114 mm)
Stroke5.69" (144.5 mm)
Piston Displacement540 in³ (8.85 ltr)
HorsepowerSAE J1995: Gross- 271 HP (202 kW). ISO 9249 / SAE J1349: Net- 257 HP (192Kw), Rated rpm: 1950
CoolingMechanical
GovenorAll-speed control, electronic
Hydraulic System
Swing motor1 x axial piston motor with swing holding brake
TypeHydrauMind (Hydraulic Mechanical Intelligence New Design) system, closed-center system with load sensing valves and pressure compensated valves.
No of Working Modes6
Main Pump: TypeVariable-displacement piston pump
Main Pumps: Pumps forBoom, arm, bucket, swing, and travel circuits
Main Pump: Maximum flow141.3 gal/min (535 ltr/min)
Relief Valve Setting: Implement circuits37.3 MPa 380 kg/cm² (5,400 psi)
Relief Valve Setting: Pilot circuit3.2 MPa 33kg/cm² (470 psi)
Relief Valve Setting: Swing circuit27.9 MPa 285 kg/cm² (4.050 psi)
Relief Valve Setting: Travel circuit37.3 MPa 380 kg/cm² (5,400 psi)
Service Valve Max Flow: First valve141 U.S. gal (535 ltr)
Undercarriage
Center FrameX-frame
Track FrameBox-section
No of Shoes (each side)46 per side
Seal of TrackSealed track
Track AdjusterHydraulic
No of Carrier Rollers (each side)2
No of Track Rollers (each side)7 per side
Drives and Brakes
Maximum Drawbar Pull73,880 lb (329 kN 33510 kg)
Parking BrakeMechanical disc brake
Gradeability70%, 35°
Steering ControlTwo levers with pedals
Maximum Travel Speed3.4 mph (5.5 km/h)
Service BrakeHydraulic lock
Swing System
Swing ReductionPlanetary gear
Swing Speed7.5 rpm
Swing Circle LubricationGrease-bathed
Swing Torque97,024 ft lbs (13414 kg∙m)
Swing LockMechanical disc brake
Coolant and Lubricant Capacity
Fuel Tank159.8 U.S. gal (605 ltr)
Coolant9.7 U.S. gal (37 ltr)
Engine9.2 U.S. gal (35 ltr)
Final Drive2.7 U.S.gal (10.5 ltr)
Swing Drive5.3 U.S. gal (20 ltr)
Hydraulic Tank49.7 U.S. gal (188 ltr)
Standard Equipment
UndercarriageHigh and wide forestry undercarriage with: 773 mm (2' 6'') clearance and 2932 gauge (9' 7 ''). Hydraulic track adjusters. Revolving frame undercovers HD (9mm). Shoes Triple grouser 28'' (700mm). Swivel guard HD.
Engine and Related ItemsKomatsu SAA6D114E-5, (EPA Tier 4 Interim and EU Stage 3B emissions certified). Automatic engine warm-up system. Engine overheat prevention system. Dry type air cleaner, double element. Fuel system pre-cleaner 10 micron. KDPF insulation wrap and heat shields. EMMS monitoring system. Engine doors, HD (6mm). Engine overheat prevention system. Fuel system pre-cleaner (10 micron). Secondary engine shutoff switch. Suction Fan.
Electrical SystemAlternator- 60 Ampere, 24V. Batteries - Large capacity. Battery disconnect switch. Starter motor-11.0kW/24 V x 1. Converter-24V to 12V
Hydraulic ControlsBoom and arm holding valves. High pressure in-line hydraulic filters, Power maximizing system. PPC hydraulic control system. Service valve.
Other Standard EquipmentAM/FM radio. Automatic air conditioner/heater. Auxiliary input (3.5 jack). Cab Komatsu ROPS/OPS/FOPS/TOPS/WCB certified forestry cab or Temporary shipping shell. Counterweight 7090 kg (15,631 lb). Electric Horn. Extended work equipment grease interval. Forest debris screens, (removeable for cleaning). High back air suspension seat (with heat). Grip strut walkways. KOMTRAX® level 4.0. Large 7" (177mm) LCD color monitor. Lock Lever. Mirrors (LH/RH). Power maximizing system. Pump/Engine room partition cover. radiator and oil cooler dustproof net. Rear reflectors. Rearview monitoring system (1 camera). Seat belt, 3" (76mm)(retractable). Seat belt indicator. Skylight. Slip resistant foot plates. Thermal and fan guards. Travel alarm. Working light package. Working mode selection system.
Optional Equipment
Arms10'5" (3185mm) arm assembly. 10'5" (3185mm) arm assembly w/1 actuator piping. 13'2" (4020mm) arm assembly. 13'2" (4020mm) arm assembly w/1 actuator piping. Arm holding valve
Booms21'3" (6500mm) HD boom assembly. 21'3" (6500mm) HD boom assembly w/1 actuator piping. 42" (12800 mm) LIve heel logging boom. Boom cylinders only.
Cab RisersForestry cab, 7" (177mm) fixed riser. Forestry cab, 48" (1220mm) tilting riser.
Other Optional EquipmentArm holding valves. Battery box guard. Counterweight 17,868 lb (8105 kg). Flow Control and spool limiters. Forestry Grapples: 58" or 60" openings. Soft swing. straight travel system pedal.
Shoes28" (700mm) double grouser. 31.5" triple grousers.
Notes
General informationFor additional product information or questions please contact your local Komatsu Dealer. Standard and extra equipment are market-dependent and vary between countries. The specification describes possible equipment, which is either standard or optional. Stated weights are based on standard equipment.

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