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D85ESS-2A

D85ESS-2A

D85ESS-2A

Product catalog summary
Overview: This document outlines the specifications and features of the Komatsu D85ESS-2A Crawler Dozer, detailing its equipment, engine, transmission, steering, undercarriage, and hydraulic systems.
Specifications: The dozer is equipped with a Komatsu S6D125E-2 diesel engine, delivering 149 kW (200 HP) at 1950 rpm. It has an operating weight of 20,670 kg (45,570 lb) and blade capacities of 4.4 m3 for the Straight Tilt Dozer and 3.4 m3 for the Angle Dozer.
Standard Equipment: Includes essential components such as a double element air cleaner, alternator, batteries, cooling fan, decelerator pedal, engine hood, fenders, lighting system, mono-lever steering, muffler, radiator guard, ROPS mounting brackets, starting motor, adjustable seat, track roller guard, and wet, multiple-disc steering clutch/brake.
Optional Equipment: Offers enhancements like air conditioning, backup alarm, cab accessories, cooling fan, electronic instrument monitor panel, engine side covers, front pull hook, heater and defroster, hydraulics for ripper and tilt dozer, intake pipe with precleaner, additional lighting, locks, pressure check ports, radiator core protective grid, rigid type drawbar, ROPS canopy, seat belt, suspension seat, track roller guard, underguard, vandalism protection cover, and water separator.
Engine and Transmission: The engine is a 4-stroke cycle, water-cooled, direct injection, turbocharged with six cylinders. The TORQFLOW transmission features a water-cooled torque converter and a planetary gear, multiple-disc clutch transmission, providing three forward and three reverse speeds.
Steering System: Employs joystick controls for directional movements, with wet, multiple-disc steering clutches and brakes, and a minimum turning radius of 3.4 m (11'2").
Undercarriage: Includes oscillation with an equalizer bar and forward-mounted pivot shafts. The track roller frame is monocoque with large section construction, and track shoes are lubricated with unique dust seals.
Hydraulic System: The Closed-center Load Sensing System (CLSS) ensures precise and responsive control, featuring gear pumps with a discharge flow of 180 ltr/min and relief valve settings of 20.6 MPa.
Maintenance and Reliability: Designed for easy maintenance with features like a coolant reservoir, oil pressure check ports, and gull-wing engine side covers. Modular power train units facilitate easy removal and installation, minimizing downtime.
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Catalog excerpts

D85ESS-2A-1

HORSEPOWER Net: 149 kW 200 HP @ 1950 rpm OPERATING WEIGHT 20670 kg 45,570 lb STANDARD EQUIPMENT FOR BASE MACHINE ● Air cleaner, double element with dust indicator ● Alternator, 35 ampere/24V ● Batteries, 140 Ah/2 x 12V ● Blower cooling fan ● Decelerator pedal ● Engine hood ● Fenders ● Lighting system, (includes 2 front, 1 rear) Mono-lever steering Muffler with curved exhaust pipe Radiator guard door, flat Radiator reserve tank Rear cover ROPS mounting brackets Starting motor, 7.5 kW/24V Seat, adjustable Track roller guard, end sections ● Track shoe assembly —Sealed and lubricated track ● 510 mm 20" single grouser shoe ● Underguards, oil pan and transmission ● Wet, multiple-disc steering clutch/blake WITH STEERING CLUTCH/BRAKE SYSTEM OPTIONAL EQUIPMENT ● ● ● ● High mount foot rests Hydraulics for ripper Hydraulics for tilt dozer Intake pipe with precleaner Light working, cab additional Locks, filler caps and covers Pressure check ports for power train Radiator core protective grid Rigid type drawbar ROPS canopy ROPS canopy with sweep Seat belt, retractable ROPS CANOPY ● Additional weight 420 kg 930 lb ● Meets ISO 3471 and SAE J1040 APR88, ROPS standards, and ISO 3449 FOPS standard. ● Roof dimensions: —Length: 1830 mm 6'0" —Width: 1600 mm 5'3" —Height from operator compartment floor: 1700 mm 5'7" STEEL CAB ● Additional weight 285 kg 630 lb ● All-weather, enclosed pressurized cab ● Dimensions: —Length: 1765 mm 5'9" —Width: 1720 mm 5'8" —Height: 1625 mm 5'4" —Height from floor to celling: 1515 mm 5'0" ROPS CANOPY FOR CAB ● Additional weight 340 kg 750 lb ● Meets ISO 3471 and SAE J1040 APR88, ROPS standards, and ISO 3449 FOPS standard. ● Roof dimensions: —Length: 1270 mm 4'2" —Width: 1490 mm 4'11" —Height from operator compartment floor: 1705 mm 5'7" ● Suspension seat, with high-back ● Suspension seat, reclining with fabric material (cab only) ● Track roller guard, full length ● Underguard, heavy-duty ● Vandalism protection cover for instrument panel ● Water separator CRAWLER DOZER Air conditioner Backup alarm Cab Cab accessories —Cup holder —Rear view mirror Cooling fan, reversible Electronic instrument monitor panel Engine side covers, gull-wing Front pull hook Heater and defroster Hitch type drawbar MULTI-SHANK RIPPER ● Additional weight (including hydraulic control unit): 1680 kg 3,700 lb ● Beam length: 2170 mm 7'1" ● Maximum digging depth: 595 mm 1'11" ● Maximum lift above ground: 640 mm 2'1" Additional weight Ground contact area 560 mm 22.0" single-grouser shoe 610 mm 24.0" single-grouser shoe 660 mm 26.0" single-grouser shoe Printed in Japan 200802 IP.AD (05) Photo may include optional equipment. Materials and specifications are subject to change without notice. is a trademark of Komatsu Ltd. Japan.

 Open the catalog to page 1
D85ESS-2A-2

CRAWLER DOZER WALK-AROUND provides an output of 149 kW 200 HP with excellent productivity. Electronic monitoring system prevents minor problems from developing into major ones. (optional) Optional hexagonal, low noise cab The Komatsu S6D125E-2 diesel engine Left hand joystick controls all tractor motion. Right hand joystick controls all blade movements. BLADE CAPACITY (SAE) Straight Tilt Dozer: with viscous damping mounts provides unsurpassed operator comfort and visibility. Gull-wing engine side covers for easy and safer servicing. (optional) High capacity Straight tilt dozer combined the highest...

 Open the catalog to page 2
D85ESS-2A-3

CRAWLER DOZER OPERATOR’S COMPARTMENT RELIABILITY FEATURES All steering, direction, and speed changes are made by a left-hand single joystick control. If the operator wants to Field-proven engine move the machine forward and to the left, he simply moves the joystick forward and to the left. If he desires a gear change, Powerful S6D125E-2 diesel engine provides a massive he merely twists his wrist. The machine responds to the movement of the lever providing the operator with the feeling of output of 149 kW 200 HP. The engine power is transmitted natural control with Komatsu’s joystick. smoothly...

 Open the catalog to page 3
D85ESS-2A-4

CRAWLER DOZER SPECIFICATIONS FINAL DRIVES ENGINE Model. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Komatsu S6D125E-2 Type . . . . . . . . . . . . . . . 4-stroke cycle, water-cooled, direct injection Aspiration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Turbocharged Number of cylinders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Bore x stroke. . . . . . . . . . . . . . . . . 125 mm x 150 mm 4.92" x 5.91" Piston displacement. . . . . . . . . . . . . . . . . . . . . . . . . 11.04 ltr 674 in3 Governor . . . . . . . . . . ....

 Open the catalog to page 4

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