Komatsu GD675-3E0 Motor Grader Operation & Maintenance Manual

Description

Komatsu GD675-3E0 Motor Grader Operation & Maintenance Manual

This Komatsu GD675-3E0 Motor Grader Operation & Maintenance Manual is the complete guide for operating, maintaining, and servicing the GD675-3E0 motor grader, covering machines with serial numbers GD675-51301 and up. Published under form number TEN00150-00, this manual provides the procedures, specifications, and safety information needed to keep the grader running correctly and efficiently.

File Details

• Manual type: Operation & Maintenance Manual
• Brand: Komatsu
• Model: GD675-3E0 Motor Grader
• Serial numbers: GD675-51301 and up
• Document number: TEN00150-00
• Date: 2006
• Language: English
• Page count: 307
• File format: PDF

Chapters Covered

• Foreword — Warranty information, emissions warranty, manual storage location
• Safety Information — Signal words, safety labels, pictograms, intended use, visibility standards
• General Precautions — Safety rules, clothing and protective items, fire extinguisher and first aid kit, safety features, keeping machine clean, handrails and steps, mounting and dismounting, prevention of burns, fire prevention, battery hazard prevention, starting with booster cables, towing, precautions for maintenance
• Precautions During Operation — Starting engine, checks before starting, precautions when starting, cold areas operation, checks before operation, moving off precautions, traveling precautions, traveling on slopes, operations on slopes, prohibited operations, operating precautions, snow operation, parking machine, transportation, loading and unloading, shipping, battery care, starting with booster cables, towing precautions
• Precautions For Maintenance — Warning tag, keeping work place clean, appointing leader, stopping engine before inspection, two workers for maintenance, proper tools, accumulator, personnel, attachments, work under machine, noise, hammer use, repair welding, battery terminal removal, high-pressure oil and fuel precautions, high-pressure hose handling, waste materials, air conditioner maintenance, compressed air, periodic replacement of safety-critical parts, tire precautions
• Operation — General view, general view of controls and gauges, monitor panel, character display, service meter, odometer, reverse travel odometer, action code display, filter and oil replacement time display, parking brake pilot lamp, maintenance caution lamp, water separator monitor, engine water temperature caution lamp, battery charge circuit caution lamp, engine oil pressure caution lamp, brake oil pressure caution lamp, torque converter oil temperature caution lamp, differential oil temperature caution lamp, pilot display, meters, central caution lamp, other functions of machine monitor, switches, control levers and pedals, dust indicator, articulate lock pin, fuse box, slow blow fuse, circuit breaker, battery disconnect switch, check before starting, starting engine, operations checks after starting engine, moving machine off, shifting gear, stopping machine, turning machine, leaning operation, articulation operation, blade operation, ripper/scarifier operation, work which can be carried out using a motor grader, parking machine, checks after completion of operation, handling the tires, transportation, cold weather operation, long-term storage, troubleshooting, failure codes
• Maintenance — Guides to maintenance, outlines of service, handling oil/fuel/coolant, wear parts, recommended fuel/coolant/lubricant, standard tightening torques, periodic replacement of critical parts, maintenance schedule chart, service procedures, check before starting, every 50 hours service, every 250 hours service, every 500 hours service, every 1000 hours service, every 2000 hours service, every 4000 hours service, every 8000 hours service
• Specifications — Operating weight, engine model, flywheel horsepower, dimensions, travel speeds
• Attachments and Options — Handling blade accumulator, AM/FM radio-cassette stereo, air conditioner, handling air-suspension seat, handling machines equipped with KOMTRAX
• Index

This manual gives technicians and operators access to the complete maintenance logic for the GD675-3E0, from daily checks through major service intervals. The maintenance schedule chart maps out every procedure by hour interval, and the service procedures chapter walks through each job step by step. Safety labels and their exact machine positions are documented, along with the full monitor panel layout and action code troubleshooting. Whether you are performing a routine oil change, adjusting blade clearance, diagnosing an electrical fault, or rebuilding a brake caliper, the relevant procedure and specification are here.

Maintenance Intervals Covered

• Check before starting — coolant, fuel, engine oil, dust indicator, steering wheel, electric wiring, brakes, parking brake, lamps, tires
• Every 50 hours — lubricating (circle sliding surfaces, circle gear teeth)
• Every 250 hours — lubricating all grease points, transmission oil level, final drive oil level, tandem drive oil level, circle reverse gear case oil, hydraulic tank oil, battery electrolyte, ball joints, wheel hub nuts, fan belt tension
• Every 500 hours — engine oil and filter change, fuel pre-filter replacement, circle guide clearance adjustment
• Every 1000 hours — fuel main filter, transmission oil filter, transmission case oil change and strainer cleaning, final drive case oil change, hydraulic tank filter element, lubricating, drawbar ball joint, toe-in adjustment, front wheel bearing play, corrosion resistor cartridge, air intake piping clamps
• Every 2000 hours — hydraulic tank oil change, circle reverse gear case oil change, tandem drive case oil change, disc brake check, alternator and starting motor, engine valve clearance, vibration damper, accumulator gas pressure, front wheel bearing grease
• Every 4000 hours — water pump, compressor actuation, fan pulley, high-pressure clamp inspection, fuel spray prevention cap
• Every 8000 hours — high-pressure piping clamp replacement, fuel spray prevention cap replacement

Technical Specifications Overview

• Engine: Komatsu SAA6D114E-3 diesel engine
• Flywheel horsepower: 134/149 kW/HP at 1,900 rpm
• Operating weight: 15,810 kg (34,861 lb) including operator
• Overall length: 8,715 mm (28 ft 7 in)
• Overall height (tail pipe): 2,995 mm (9 ft 10 in)
• Overall width: 2,550 mm (8 ft 4 in)
• Minimum turning radius: 6,900 mm (22 ft 8 in)
• Travel speeds: 8 forward (3.3–42.1 km/h), 4 reverse (4.3–38.3 km/h)
• Fuel tank capacity: 340 liters (89.76 US gal)
• Transmission oil capacity: 60 liters specified, 45 liters refill
• Hydraulic system capacity: 100 liters specified, 45 liters refill
• Engine oil pan capacity: 30 liters
• Cooling system capacity: 39.5 liters

What This Manual Enables You To Do

With this Komatsu GD675-3E0 Motor Grader Operation & Maintenance Manual, you can carry out the full range of scheduled maintenance without guesswork. The manual shows you exactly how to check and adjust the circle guide clearance, how to set toe-in, how to replace the fuel pre-filter cartridge and bleed the fuel system, how to change transmission oil and clean the strainer, how to inspect and adjust the fan belt, how to check brake disc wear, and how to handle the blade accumulator. It also covers the special procedures for cold weather operation, long-term storage, and towing a disabled machine.

The troubleshooting chapter helps you diagnose problems with the electrical system, chassis, and engine. Failure codes displayed on the machine monitor are explained so you can identify what the controller has detected. For machines with the KOMTRAX system, the manual includes the basic precautions for handling that equipment. The safety section documents every safety label with its part number and machine position, so you can replace missing or damaged labels correctly.

Why This Manual Matters

The GD675-3E0 motor grader is a complex machine with hydraulic, electrical, and mechanical systems that require precise maintenance. Using incorrect torque values, wrong oil types, or improper adjustment procedures can lead to premature wear, component failure, or unsafe operating conditions. This manual gives you the factory specifications and procedures so every job is done correctly the first time.

The maintenance schedule chart is organized by service interval, making it straightforward to plan and track routine work. The service procedures provide step-by-step instructions with tightening torques, capacities, and adjustment values. The specifications chapter gives you the machine dimensions and travel speeds, while the technical data throughout the manual provides the clearances, pressures, and torque figures needed for accurate repair.

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Instant PDF Delivery

This Komatsu GD675-3E0 Motor Grader Operation & Maintenance Manual is delivered as an instant PDF download after payment. There is no shipping, no waiting for a physical book, and no risk of a damaged or lost copy. You can access it on any device — computer, tablet, or smartphone — and print the pages you need for the workshop. The PDF format makes it easy to search for specific procedures and keep the manual stored alongside other machine documentation.