Komatsu D68ESS-12 Dozer Parts Book PDF – S6D114E-1 Engine Illustrated Parts Catalog (S/N J10001-UP)

Description

Komatsu D68ESS-12 Parts Book — Complete Illustrated Parts Catalog for S6D114E-1 Dozers

This is the full illustrated parts book for the Komatsu D68ESS-12 and D68E-SS-12 bulldozer, covering machines from serial number J10001-UP equipped with the S6D114E-1 diesel engine. Every part in the machine is shown in exploded-view illustrations paired with a corresponding parts list that gives the exact part number, description, quantity and serial-number applicability. Whether you are ordering a single gasket or rebuilding a complete final drive, this catalog gives you the precise numbers you need.

File Details

• Manual type: Illustrated Parts Book / Parts Catalog
• Brand: Komatsu
• Models covered: D68ESS-12, D68E-SS-12
• Engine: S6D114E-1
• Serial number range: J10001-UP
• Document number: LEPBD68C03
• Language: English
• Page count: 363
• File format: PDF

Chapters Covered

• ENGINE
• ENGINE RELATED PARTS
• COOLING SYSTEM
• FUEL TANK AND RELATED PARTS
• ELECTRICAL SYSTEM
• POWER TRAIN AND FINAL DRIVE
• UNDER CARRIAGE
• WORK EQUIPMENT
• HYDRAULIC SYSTEM
• MAIN FRAME AND RELATED PARTS
• OPERATOR’S COMPARTMENT AND CONTROL SYSTEM
• MARKS AND PLATES
• ACCESSORY
• SERVICE KIT

ENGINE

Covers the complete S6D114E-1 engine assembly in exploded detail. Sections include the cylinder head gasket, cylinder head, hanger, head cover, breather and hose, air intake heater, exhaust connector clamp, exhaust manifold and gasket, air connection, turbocharger oil piping, turbocharger mounting, thermostat housing, thermostat, cylinder block, dust seal, front cover, oil filler, oil level gauge, oil pan, flywheel housing, flywheel, crankshaft, damper, piston, rocker lever, tappet, camshaft, front gear train cover, tachometer drive cover, oil pump, oil cooler and oil filter, oil fuel control, fuel injection pump, fuel injection pump oil piping, fuel injection pump gear, injection piping, fuel filter piping, fuel piping, fuel feed pump, injection nozzle, fuel shutoff valve, water outlet connection, water pump, water inlet connection, corrosion resistor, radiator plumbing, alternator mounting, belt tensioner, starter motor mounting, alternator mounting and harness, and name plate.

ENGINE RELATED PARTS

Documents the external components that support and protect the engine, including the front hanger, heater switch, air cleaner, fuel piping clamp, multiple heat shield configurations for different serial ranges, muffler variants, water temperature sensor, mount bracket, engine oil pressure switch, non-water separator, water separator, blower fan, fan drive, tension pulley, engine starter mounting, oil pan drain hose, water separator bracket, alternator assembly (35A), starting motor (7.5 KW), engine mount, engine wiring, engine wiring for R.H. and earth, and damper.

COOLING SYSTEM

Complete radiator assembly including the radiator core, reserve tank, radiator hoses, mounting hardware, guards, and all related brackets and seals for both standard and high-capacity cooling configurations.

FUEL TANK AND RELATED PARTS

Fuel tank assembly, optional fuel tank, fuel lines, fuel line with additional Racor filter, and additional fuel strainer. Includes tank-mounted components such as the fuel sensor, strainer, valves, elbows and all associated clips and hardware.

ELECTRICAL SYSTEM

Battery assemblies, vehicle wiring for the main frame, fuel tank and sensors, battery wiring for large-capacity configurations, vehicle lamps, and additional rear lamp options. Covers all wiring harnesses, relays, fuses, connectors and mounting hardware for the machine’s electrical system.

POWER TRAIN AND FINAL DRIVE

This extensive section covers the universal joint, power line mount, torque converter and transmission mounting, clutch and brake assemblies including clutch, brake, steering shaft, steering case, steering cover, control, brake valve, piping, steering and pilot piping, and transmission cable bracket. Also covers the torque converter in detail — base torque converter, case and piping, pump, power take-off gear and filtration. The transmission section is split into first and second clutch, third/forward and reverse clutch, forward and reverse planetary gear, first/second/third planetary gear, case, input and output shaft, control valve, main relief, control valve cover, and lubrication oil net. Final drive coverage includes case, gear and sprocket, and multiple control valve configurations.

UNDER CARRIAGE

Covers the front idler, idler cushion, track roller (single and double flange), carrier roller, track shoe in lubricated single grouser configurations (560 mm and 610 mm widths, including optional), track frame for both power angle tilt and mechanical angle dozers in left-hand and right-hand versions, sprocket guard, and track roller guard. All wear components, seals, bushings and mounting hardware are documented.

WORK EQUIPMENT

Complete dozer frame assemblies for power angle tilt dozer and mechanical angle configurations, link, arm and brace, blade assemblies for power angle power tilt, power angle and angle dozer variants, lift cylinder, tilt cylinder, angle cylinder, dozer oil lines for lift cylinder, angle cylinder, tilt cylinder and lubrication lines, lift arm and linkage, lift arm lubrication, and the full towing winch assembly including mount, case, transfer, gear shaft, clutch, drum, brake, pump, piping, valves, wire rope, and rear P.T.O. shaft.

HYDRAULIC SYSTEM

Hydraulic tank assembly, hydraulic pump (P.P.C. pump and power line pump), lift cylinder line, lift cylinder line bracket, angle cylinder line, tilt cylinder line, dozer oil line routing, and blind parts for angle dozer configurations. Includes all hoses, tubes, clamps, cushions, elbows and fittings.

MAIN FRAME AND RELATED PARTS

Main frame assembly, covers, plates, plugs and all mounting hardware. Also covers the equalizer bar, shaft, seals, bushings and related components for the undercarriage mounting system.

OPERATOR’S COMPARTMENT AND CONTROL SYSTEM

Complete operator’s compartment including floor frame, frame and mount, fuel control, blade control (two parts), steering control (two parts), steering control mount, blade lock, transmission lock lever, transmission lock shaft, electrical equipment, wiring, steering P.P.C. valve mount, plug, steering control mount, suspension, dashboard (without cab), dashboard wiring (without cab), high mount foot rest (without cab), blade control bracket for PAT and angle dozer, blade control for angle dozer, floor brake pedal, floor decel pedal and cable, floor mount, arm rest, rear work equipment control for towing winch, free drum control, hand rail for PAT and angle dozer, radiator guard, engine hood seal, radiator mask, engine hood, side covers, hood mount and rear support, additional rubber for engine hood, rear cover and floor mount cover, fenders left and right, non-slip and battery plate, fender covers, tool box, rear covers, ROPS mount bracket, cover for front hook, and hand rails.

MARKS AND PLATES

All machine markings including English language plates for L-PAT and L-ANGLE configurations, gravity marks, and safety decals.

ACCESSORY, SERVICE KIT AND MISCELLANEOUS

Spare parts, cap and overall, tool kit, and the complete service kit section covering shoe bolt and nut service kits, hydraulic pump service kits, lift/angle/tilt cylinder service kits, main valve service kits (4-valve and 1-valve configurations), PPC valve, and the KOMTRAX TC310 modem installation components including controller, GPS antenna, cables and wiring harnesses.

Why This Parts Book Matters for Your D68ESS-12

Ordering the wrong part for a bulldozer is expensive — not just in the cost of the part itself, but in the downtime while you wait for the correct one to arrive. This parts book eliminates that risk. Each illustration is keyed to a parts list that gives you the exact Komatsu part number, the description, the quantity required, and the serial-number range the part applies to. You can look up a component visually, confirm it matches your machine by serial number, and order with confidence.

The catalog covers every major assembly: engine, cooling, fuel, electrical, power train, final drive, undercarriage, work equipment, hydraulics, main frame and operator’s compartment. Whether you are performing routine maintenance, a major rebuild, or simply replacing a worn seal or hose, the correct part number is here.

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Instant PDF Delivery — No Shipping, No Waiting

This Komatsu D68ESS-12 parts book is delivered as an instant PDF download after checkout. There is no physical book to ship and no waiting for delivery. The file opens on any computer, tablet or smartphone, and individual pages can be printed for use in the workshop or at the parts counter. Keep it on your device for quick reference whenever you need to identify a component or place an order.