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Komatsu Utility 3D82AE Series User Manual

Komatsu Utility 3D82AE Series
32 pages
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SHOP MANUAL
WEBMTNV000
DIESEL ENGINE
3D82AE SERIES
3D84E SERIES
3D88E SERIES
4D88E SERIES
4D98E SERIES
4D106 SERIES
S4D84E SERIES
S4D98E SERIES
S4D106 SERIES
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Komatsu Utility 3D82AE Series Specifications

General IconGeneral
Engine Model3D82AE
AspirationNaturally aspirated
Number of cylinders3
Gross power18.5 kW
Cooling system capacity3.2 L (0.85 US gal)
Starting systemElectric
Type4-cycle, water-cooled, vertical, diesel engine

Summary

Preface and Manual Introduction

About This Manual

Details service procedures for TNV series engines, covering accurate, quick, and safe servicing.

Safety Labels and Definitions

DANGER Safety Label

Defines DANGER as an imminently hazardous situation resulting in death or serious injury.

WARNING Safety Label

Defines WARNING as a potentially hazardous situation resulting in death or serious injury.

CAUTION Safety Label

Defines CAUTION as a potentially hazardous situation resulting in minor or moderate injury.

Safety Precautions: Service Area

Service Area Safety

Ensures sufficient ventilation, safe work area, proper illumination, and safety equipment availability.

Work and Personal Safety Measures

Work Wear Safety

Specifies appropriate safety wear and warns against loose clothing around machinery for accident prevention.

Tool Safety and Lifting Practices

Covers safe lifting practices and securing engines to prevent serious injury during maintenance.

Genuine Parts and Materials Importance

Highlights the importance of using genuine parts to maintain engine life and prevent injury.

Operational Safety Precautions

Fastener Torque and Electrical Safety

Covers torque procedures, short circuits, battery charging, and electrolyte handling safety.

Hazardous Waste Management Guidelines

Provides instructions for proper disposal of waste fluids and materials to prevent environmental pollution.

Further Operational Precautions

Fueling, Hot Surfaces, and Rotating Parts Safety

Addresses safety for fueling, hot surfaces, rotating parts, and preventing scalding burns.

Service Work Guidance

Service Work Safety and Preparation

Emphasizes safety, preparation steps like ledger checks, and tool/part gathering.

Disassembly and Reassembly Procedures

Covers precautions for disassembly, inspection, measurement, and reassembly.

Manual Reading Guide

Explains the manual's structure, operation scope, and how to interpret explanations.

Understanding Manual Content

Visual Aids and Procedural Steps

Describes use of diagrams, step numbers, and illustrations for understanding procedures.

Key Points and Job Content Explanation

Highlights key points, precautions, and job content explanations for disassembly.

Manual Reference Information

Omitted Information and Definitions

Lists omitted jobs, defines terms (NOTICE, Standard, Limit), and provides abbreviations.

Technical Abbreviations List

Provides a list of abbreviations used in the manual with their meanings for technical reference.

Engine Disassembly and Reassembly

Complete Engine Disassembly and Reassembly

Covers the entire process of disassembling and reassembling the engine.

Major Component Service Procedures

Details service for cylinder head, gear train, camshaft, and cylinder block.

System Overviews and Components

Lubrication and Cooling Systems

Details lubrication system diagram, components, and cooling system overview.

Fuel Injection Pump and Turbocharger

Covers fuel injection pump system, turbocharger structure, specifications, and service.

Starting Motor and Turbocharger Troubleshooting

Turbocharger Maintenance and Troubleshooting

Covers turbocharger washing, inspection, reassembly, installation, and troubleshooting.

Starting Motor Service Procedures

Details service for 4TNV94L/98 and 4TNV106(T) starting motors: specs, troubleshooting, and assembly.

Electrical Systems and Service Standards

Alternator and Wiring Safety

Covers alternator service, wiring precautions, and safety for related components.

Engine Service Standards and Torque

Defines standards for engine tuning, body, oil system, and provides tightening torques.

General Engine Information

Engine Nomenclature and Specifications

Explains engine model coding and provides general specifications and rating conditions.

3TNV82A Engine Specifications

3TNV82A Technical Data

Details specifications for the 3TNV82A engine, including dimensions, capacity, and performance.

3TNV84 Engine Specifications

3TNV84 Technical Data

Details specifications for the 3TNV84 engine, including dimensions, capacity, and performance.

3TNV84T Engine Specifications

3TNV84T Technical Data

Details specifications for the 3TNV84T engine, including dimensions, capacity, and performance.

3TNV88 Engine Specifications

3TNV88 Technical Data

Details specifications for the 3TNV88 engine, including dimensions, capacity, and performance.

4TNV84 Engine Specifications

4TNV84 Technical Data

Details specifications for the 4TNV84 engine, including dimensions, capacity, and performance.

4TNV84T Engine Specifications

4TNV84T Technical Data

Details specifications for the 4TNV84T engine, including dimensions, capacity, and performance.

4TNV88 Engine Specifications

4TNV88 Technical Data

Details specifications for the 4TNV88 engine, including dimensions, capacity, and performance.

4TNV94L Engine Specifications

4TNV94L Technical Data

Details specifications for the 4TNV94L engine, including dimensions, capacity, and performance.

4TNV98 Engine Specifications

4TNV98 Technical Data

Details specifications for the 4TNV98 engine, including dimensions, capacity, and performance.

4TNV98T Engine Specifications

4TNV98T Technical Data

Details specifications for the 4TNV98T engine, including dimensions, capacity, and performance.

4TNV106 Engine Specifications

4TNV106 Technical Data

Details specifications for the 4TNV106 engine, including dimensions, capacity, and performance.

4TNV106T Engine Specifications

4TNV106T Technical Data

Details specifications for the 4TNV106T engine, including dimensions, capacity, and performance.

Fuel, Oil, and Coolant Information

Fuel Oil Selection and Handling

Covers fuel oil selection criteria, handling precautions, and fuel tank setup.

Fuel, Oil, and Coolant Information

Lubricating Oil and Coolant Details

Details oil selection, handling, coolant requirements, LLC use, and replacement intervals.

Engine External Views

Engine Component Identification

Illustrates the external components and layout of the engine for identification.

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