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Komatsu WA480-5 User Manual

Komatsu WA480-5
51 pages
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SEBM024414
MACHINE MODEL SERIAL NUMBER
This shop manual may contain attachments and optional equipment that are not available
in your area. Please consult your local Komatsu distributor for those items you may
require.
Materials and specifications are subject to change without notice.
WA470-5, WA480-5 mounts the SAA6D125E-3 engine.
For details of the engine, see the 125-3 Series Engine Shop Manual.
WA470-5 70001 and up
00-1
(14)
© 2017
All Rights Reserved
Printed in Japan 10-17 (01)
WA480-5 80001 and up
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Komatsu WA480-5 Specifications

General IconGeneral
BrandKomatsu
ModelWA480-5
CategoryCompact Loader
LanguageEnglish

Summary

Safety Guidelines

Important Safety Notice

Key safety advice for proper service and repair procedures.

General Precautions

General safety guidelines for operating and maintaining the machine.

Preparations for Work

Essential steps before starting any repair or maintenance work.

Work Safety Precautions

Precautions During Work

Safety measures to follow while performing tasks during operation or repair.

Hoisting Operations

Safe Lifting Practices

Guidelines for safe lifting using hoists, including hook usage.

Wire Rope Usage Guidelines

Proper selection and use of wire ropes for hoisting.

Push-Pull Coupler Service

Coupler Disconnection Procedure

Steps for safely disconnecting push-pull type couplers.

Coupler Connection Procedure

Steps for safely connecting push-pull type couplers.

Push-Pull Coupler Types

Type 2 Coupler Service

Disassembly and connection steps for Type 2 push-pull couplers.

Type 3 Coupler Service

Disassembly and connection steps for Type 3 push-pull couplers.

Standard Tightening Torques

Torque for Bolts and Nuts

Specifications for metric bolts and nuts.

Torque for Flared Nuts

Specifications for flared nuts.

Specialized Tightening Torques

Torque for Split Flange Bolts

Tightening torque specifications for split flange bolts.

Torque for O-Ring Boss Joints and Plugs

Torques for O-ring boss piping joints and plugs.

Engine and Hose Tightening Torques

Torque for Engine Components

Torques for engine bolts, nuts, eye joints, and screws.

Torque for Hoses

Torques for taper seal and face seal hoses.

Machine Specifications: Performance and Dimensions

Machine Specifications: Powertrain and Brakes

Machine Specifications: Hydraulic System

Machine Specifications: Controls and Work Equipment

Fluid and Lubricant Recommendations

Fluid and Lubricant Capacities

Chapter 10: Structure and Function

Power Train System Overview

General description of the power train system.

Power Train System Diagram

Diagram illustrating the power train system components.

Radiator and Oil Cooler Details

Power Train System Operation

Power Train System Diagram: No Lock-up

Power Train System Diagram: With Lock-up

Power Train System Details

Power Flow and Operation

Explains power transmission and operation of key systems.

Drive Shaft System

Torque Converter and Transmission Piping

Torque Converter Overview

Torque Converter Internal Components

Torque Converter Checks and Repairs

Pilot Diameter and PTO Seal Checks

Criteria for pilot diameter and PTO gear seal checks.

Stator Seal and Backlash Checks

Criteria for stator shaft seal and PTO gear backlash.

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