D475A-5
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Catalog excerpts

D475A-5 - 1

NET HORSEPOWER 664 kW 890 HP @ 2000 rpm OPERATING WEIGHT 108390 kg 238,960 lb D475A-5 With Tier 2 Engine D CRAWLER DOZER Photos may include optional equipment.

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D475A-5 - 2

CRAWLER DOZER WALK-AROUND Komatsu-integrated design for the best value, reliability, and versatility. Hydraulics, power train, frame, and all other major components are engineered by Komatsu. You get a machine whose components are designed to work together for higher production, greater reliability, and more versatility. SAA12V140E-3 turbocharged aftercooled diesel engine provides a net output of 664 kW 890 HP with excellent productivity. This machine is Tier 2 EPA, EU, and Japan emissions certified. The Dual tilt dozer increases productivity while reducing operator effort. Hydraulic driven...

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D475A-5 - 3

Hexagonal designed cab includes: • • • • • • • • Spacious interior Comfortable ride with viscous cab damper mounting Excellent visibility High capacity air conditioning system Palm Command Control System (PCCS) joystick controls Pressurized cab Multi-position adjustable armrest Travel control console integrated with operator seat KOMTRAX Plus provides efficient monitoring of machine conditions for maximum productivity. Electronic Controlled Modulation Valve (ECMV) Low noise • Operator noise: 70dB(A) (Engine at Hi, cooling fan at 70%, and air conditioner OFF.) • Dynamic noise (outside):...

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D475A-5 - 4

CRAWLER DOZER CONTROL FEATURES Komatsu’s ergonomically designed control system “PCCS” creates an operating environment . with “complete operator control” Fuel Control Dial Human-Machine Interface Engine RPM is controlled by electric signals, providing ease Palm Command Electronic Controlled Travel Control Joystick of operation and eliminating maintenance of linkage and Left-hand Joystick Ergonomically designed palm Palm Command PPC Controlled Blade Control Joystick command travel joystick Blade control joystick uses the Proportional Pressure Control provides the operator with a (PPC) valve...

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D475A-5 - 5

Power Train Electronic Control System Smooth Operation The D475A-5 utilizes a power train electronic control system. The controller registers the amount of operator control (movements of lever and operation of switches) along with machine condition signals from each sensor to accurately calculate the control of the torque converter, transmission, steering clutches and brakes for optimized machine operation. The ease of Electronic Controlled Modulation Valve (ECMV) Controlled Transmission Controller automatically adjusts each clutch engagement depending on travel conditions such as gear...

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D475A-5 - 6

CRAWLER DOZER PRODUCTIVITY FEATURES Engine The Komatsu SAA12V140E-3 engine delivers a net output of K-Bogie Undercarriage System K-Bogies with front and rear single bogies are utilized to features, together with the heavy machine weight, make the increase the length of track on ground improving machine D475A-5 a superior crawler dozer in both ripping and dozing stability and leveling performance. An oscillating idler and production. The engine is Tier 2 EPA, EU, and Japan increased sprocket lead angle improve riding comfort when emissions certified and features direct fuel injection,...

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D475A-5 - 7

Large Blade Capacities of 27.2 m3 35.6 yd3 (Semi-U dozer), 34.4 m3 45.0 yd3 (U dozer), and 76.4m3 100 yd3 (coal) yield outstanding production. High-tensile-strength steel has been incorporated into the front and sides of the blade for increased durability Dual Tilt Dozer The dual tilt dozer increases productivity while reducing operator effort • Optimum blade cutting angle for all types of materials and grades can be selected on-the-go for increased load and production • Digging, hauling, and dumping are easy and smooth with less operator fatigue • Dozer tilt angle and tilt speed are twice...

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D475A-5 - 8

CRAWLER DOZER WORKING ENVIRONMENT Work Environment Operator comfort is essential for productive work. The D475A-5 provides the operator with a quiet, comfortable environment where the operator can concentrate on the work at hand. Hexagonal Pressurized Cab • The cab’s hexagonal design and large tinted glass windows provide excellent front, side, and rear visibility. • Improved cab sealing, air filters and increased internal air pressure combine to help prevent dust from entering the cab. • The floor mat and door sill are the same height to facilitate easy cleaning. • The high quality cab...

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D475A-5 - 9

EASY MAINTENANCE Preventative Maintenance Preventative maintenance is the only way to ensure long service life from your equipment. That’s why Komatsu designed the D475A-5 with conveniently located maintenance points to make necessary inspections and maintenance quick and easy. Centralized Service Station Oil Pressure Checking Ports To ensure convenient maintenance, the transmission and torque converter oil filters are both arranged next to the power train oil level gauge. Pressure checking ports for power train components are centralized to promote quick and simple diagnosis. Monitor with...

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D475A-5 - 10

CRAWLER DOZER OPTIONAL SPECIFICATIONS Manual Engine Shutdown Switches In case of urgent need to stop the box on the left side of the machine to facilitate cut-off of the engine, two shutdown switches are Battery and starting motor isolators are housed in the isolator Switch location (inside the cab) battery circuit for maintenance of the machine. Jump-start connectors are also provided in the box in case of power Switch location (at the rear) Uninterrupted Power Source B : Jump start receptacle C : Battery isolator Uninterrupted power source allows for 2-way radio communication at any time....

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D475A-5 - 11

SPECIFICATIONS ENGINE STEERING SYSTEM Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Komatsu SAA12V140E-3 Type . . . . . . . . . . . . . . . . . . . . . 4-stroke, water-cooled, direct injection Aspiration . . . . . . . . . . . . . . . . . . . Turbocharged, air-to-air aftercooled Number of cylinders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Bore x stroke . . . . . . . . . . . . . . . . . . 140 mm x 165 mm 5.51" x 6.50" Piston displacement. . . . . . . . . . . . . . . . . . . . . . . . . 30.48 ltr 1,860 in3 Horsepower SAE J1349 . . . . . ....

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