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PC45MR-5
Horsepower 38 HP @ 2,400 rpm
Operating weight 10,737 - 11,001 lbs.
Bucket capacity 0.07 - 0.21 yd³
Specifications for PC45MR-5
Engine
Model Komatsu 4D88E-7* Type Water-cooled, 4-cycle, direct injection, cooled EGR Aspiration Naturally aspirated Number of cylinders 4 Bore 3.46 in Stroke 3.54 in Piston displacement 134 in³ Horsepower: SAE J1995 - Gross 39 HP ISO 9249 / SAE J1349 - Net 38 HP Rated rpm 2,400 Fan drive method for radiator cooling Mechanical Governor All-speed control, electronic *EPA Tier 4 Final emissions certified

Hydraulics
Type HydrauMind (Hydraulic Mechanical Intelligence New Design) system Number of selectable working modes 2 Main pumps: Pumps for Boom, arm, bucket, and travel circuits Type Variable displacement, axial piston Maximum flow 40.1 gpm Pumps for Swing and blade Type Fixed displacement gear Maximum flow 16.6 gpm Hydraulic motors: Travel 2 x axial piston motor with parking brake Swing 1 x axial piston motor with swing holding brake Relief valve setting: Implement circuits 3,844 psi Travel circuit 3,844 psi Swing circuit 3,133 psi Pilot circuit 455 psi Blade circuit (Raise, Lower) 3,133 psi Hydraulic cylinders: (Number of cylinders bore x stroke x rod diameter) Boom / 1 3.54 x 27.2 x 1.97 in Arm/ 1 3.14 x 25.6 x 1.97 in Bucket / 1 2.76 x 22.8 x 1.77 in Boom swing / 1 3.54 x 24.8 x 1.97 in Blade / 1 4.33 x 5.5 x 1.97 in

Drives and Brakes
Steering control Two levers with pedals Drive method Hydrostatic Maximum drawbar pull 9,436 lbf. Gradeability 30° Maximum travel speed: (Auto-shift) High 2.9 mph Low 1.6 mph Service brake Hydraulic lock Parking brake Mechanical disc

Swing System
Drive method Hydrostatic Swing reduction Planetary gear Swing circle lubrication Grease-bathed Swing brake Hydraulic lock Swing lock Mechanical disc brake Swing speed 9 rpm

Undercarriage
Center frame X-frame Track frame Box-section Track type Sealed Track adjuster Hydraulic Number of shoes (each side) 39 Number of carrier rollers (each side) 1 Number of track rollers (each side) 4 Coolant & Lubricant Capacity (Refilling) Fuel tank 17.2 US gal Coolant 2.4 US gal Engine 2.2 (2.0) US gal Final drive (each side) 0.2 US gal Hydraulic tank 14.5 (5.3) US gal

Operating Weight (Approximate)
Operating weight including 8 ft. 8 in one-piece boom, 5 ft. 7 in arm, SAE heaped 0.18 yd3 bucket, blade, rated capacity of lubricants, coolant, full fuel tank, operator, and standard equipment.

Shoes 16 in
ROPS Canopy, Rubber Shoe
Operating Weight 10,737 lbs.
Ground Pressure 3.98 psi
ROPS Cab, Rubber Shoe
ENGINE
Air cleaner, double element with auto dust evacuator Cooling fan, suction type Side by side cooling package

ELECTRICAL SYSTEM
Alternator, 12 V/55 A Auto deceleration Battery, 1 x 12 V/72 Ah Starting motor 12 V/2.3 kW Working light on boom Working light on cab or canopy

HYDRAULIC SYSTEM
Auxiliary hydraulics with selector valve

GUARDS AND COVERS
Fan guard structure Thermal guard

UNDERCARRIAGE
Shoe, 16 rubber shoe

OPERATOR ENVIRONMENT
12 V x 1 power supply Automatic two-speed travel control Foot operated auxiliary control Foot operated swing boom control Lock lever auto lock function Monitor panel, 3.5 color display Operator identification function Rear view mirrors (RH, LH, rear) Seat belt, 3 retractable Suspension seat (mid height) Travel alarm Travel lamp Two-post ROPS canopy

WORK EQUIPMENT
Arm - 5'7 arm assembly with piping Backfill blade Boom - 8'8 boom assembly with piping

OTHER EQUIPMENT
Auto idle shutdown KOMTRAX Level 5 - cellular based Swing holding brake

UNDERCARRIAGE
Road Liner track (16) Steel track (16)

OPERATOR ENVIRONMENT
Cab with hinged door, air conditioner, radio ready, auxiliary input (3.5 mm jack) ready Proportional Control Joysticks

WORK EQUIPMENT
Angle dozer blade Wide variety of attachments

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