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Komatsu Excavators PC88MR-10

Komatsu Excavators PC88MR-10

Komatsu SAA4D95LE-6*
Water cooled, 4-cycle, direct injection
Turbocharged, air-to-air aftercooled EGR
Number of cylinders
Bore3.74"95 mm
Stroke4.52"115 mm
Piston displacement199 in³3.26 ltr

SAE J1995 / Gross67.9 HP50.7 kW
ISO 9249 / SAE J1349 / Net65.5 HP48.8 kW
Rated rpm
All-speed control, electronic
Lubrication system:

Gear pump, force-lubrication
Air cleaner
Air cleaner, double element and auto dust evacuator
*EPA Tier 4 Final emissions certified

Hydraulic System
Type - HydrauMind (Hydraulic Mechanical Intelligence New Design) system, closed-center system with load sensing valve and pressure compensated valve
Main pumps:

Pumps for
Boom, arm, bucket, and travel circuits
Variable displacement, axial piston
Maximum flow42.3 U.S. gal/min160 ltr/min
Pumps for
Swing and blade
Fixed displacement gear
Maximum flow18.5 U.S. gal/min70 ltr/min
Hydraulic motors:

2 x piston motor with parking brake
1 x piston motor with swing holding brake
Relief valve setting:

Implement, travel circuit3,840 psi26.5 MPa
270 kgf/cm²
Swing and blade circuit3,060 psi21.1 MPa
215 kgf/cm²
Pilot circuit464 psi3.2 MPa
33 kgf/cm²
Blade circuit (Raise)1,842 psi12.7 MPa
130 kgf/cm²
Blade circuit (Lower)3,060 psi21.1 MPa
215 kgf/cm²
Hydraulic cylinders (Number of cylinders – bore x stroke x rod diameter):

Boom / 24.53" x 38.9" x 2.56"115 mm x 988 mm x 65 mm
Arm / 13.9" x 33.9" x 2.36"100 mm x 861 mm x 60 mm
Bucket / 13.54" x 27.95" x 2.17"90 mm x 710 mm x 55 mm
Swing / 14.72" x 25.12" x 2.36"120 mm x 638 mm x 60 mm
Blade / 15.12" x 7.87" x 2.56"130 mm x 200 mm x 65 mm

Drives and Brakes
Steering control
Two levers with pedals
Drive method
Fully hydrostatic
Maximum drawbar pull15,040 lbf66.9 kN
6820 kgf
Maximum travel speed:

High3.1 mph5 km/h
Low1.9 mph3.0 km/h
Service brake
Hydraulic lock
Parking brake
Mechanical discs

Swing System
Driven by
Hydraulic motor
Swing reduction
Planetary gear
Swing circle lubrication
Swing lock
Mechanical disc brake
Swing speed
10 rpm

Center frame
X-frame leg
Track frame
Track type
Track adjuster
Number of shoes (each side)
Number of carrier rollers (each side)
Number of track rollers (each side)

Coolant & Lubricant Capacity (refilling)
Fuel tank33.0 U.S. gal125 ltr
Radiator3.43 U.S. gal13 ltr
Engine3.04 U.S. gal11.5 ltr
Final drive, each side0.29 U.S. gal1.1 ltr
Swing drive0.74 U.S. gal2.8 ltr
Hydraulic tank14.8 U.S. gal56 ltr

Performance and Versatility
• Two travel speeds
• Standard rearview camera
• Standard pattern change valve
• Standard 7'7" 2330mm blade

New engine and hydraulic technology improves operational efficiency and lowers fuel consumption by up to 4%.*
A powerful Komatsu SAA4D95LE-6 engine provides a net output of 48.8 kW / 65.5 HP. This engine is EPA Tier 4 Final emissions certified.
Komatsu Diesel Oxidation Catalyst (KDOC) reduces particulate matter using passive regeneration 100% of the time.
No AdBlue®/DEF or DPF is required.
Variable Flow Turbocharger is designed to provide optimum air flow under all speed and load conditions.
Komatsu's Closed Center Load Sensing (CLSS) hydraulic system provides quick response and smooth operation to maximize productivity.
Enhanced working modes are designed to match engine speed, pump delivery, and system pressure to the application.
Large LCD color monitor panel:
• 7" high resolution screen
• Provides "Eco-Guidance" for fuel efficient operation
• Enhanced attachment control
Rearview monitoring system (standard)
Equipment Management Monitoring System (EMMS) continuously monitors machine operation and vital systems to identify machine issues and assist with troubleshooting.
Enhanced working environment
• High back, suspension operator seat
• Integrated ROPS cab design
• Cab meets ISO Level 1 Operator Protective Guard (OPG) top guard
• Aux jack and (2) 12V outlets
Minimum Swing Radius with swing boom allows the PC88MR-10 to fit in confined spaces at jobsites.
Wide access service doors provide easy access for ground level maintenance.
Standard Auxiliary Piping for Attachments
Operator Identification System
Battery disconnect switch allows a technician to disconnect the power supply before servicing the machine.
Komatsu designed and manufactured components
Convenient access for maintenance and daily checks.
Komatsu Auto Idle Shutdown
* All comparisons are to the prior model, unless otherwise stated.

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