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LGMG AR45J User Manual

LGMG AR45J
159 pages
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Service manual
AR45JAR52J
Articulated Boom Mobile
Elevating Work Platform
! WARNING
Before operation and maintenance, the
drivers and maintenance personnel are
required to read this manual thoroughly.
Otherwise, fatal accident may occur. This
manual shall be kept properly for future
reference by the personnel concerned.
LINGONG HEAVY MACHINERY CO.LTD.

Table of Contents

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LGMG AR45J Specifications

General IconGeneral
BrandLGMG
ModelAR45J
CategoryBoom Lifts
LanguageEnglish

Summary

1. Safety and Environment

1.1 Terms and Definitions

Defines key terms for manual clarity.

1.2 Compliance

Outlines personnel qualifications and machine status requirements.

1.3 Before maintenance

Lists preparatory steps before starting maintenance.

1.4 Workplace requirements

Specifies environmental and site conditions for safe operation.

1.5 Safety precautions for maintenance and repair

Details crucial safety measures for maintenance and repair.

1.6 Intended use

Clarifies the specific purpose for which the machine is designed.

1.7 Description

Provides general information on maintenance processes.

2. Product Introduction

2.1 Machine parameters

Lists key technical specifications and performance data for machine models.

2.1.2 Parameters of AR45J (A0014JNDAH21) articulated lifting platform

Detailed specifications for another AR45J variant.

2.1.4 Parameters of AR52J (A0016JNDAH21) articulated lifting platform

Detailed specifications for another AR52J variant.

2.2 Specification for selection of tightening torque of the lifting platform

Provides guidelines for setting correct torque values for fasteners.

2.3 Key component moment table

Lists key components and their associated torque values and intervals.

3. Service

3.1 Platform assembly

Details the steps for assembling the platform components.

3.2 Jib assembly

Details the steps for assembling the jib components.

3.3 Cable carrier assembly

Details the steps for assembling the cable carrier.

3.4 Boom/extension jib assembly

Details the steps for assembling the boom and extension jib.

3.5 Cylinder assembly

Details the steps for assembling various cylinders.

3.6 Folding jib assembly

Details the steps for assembling the folding jib.

3.7 Kubota Engine Assembly

Details the assembly procedures for the Kubota engine.

3.8 Deutz Engine Assembly

Details the assembly procedures for the Deutz engine.

3.9 Tank side assembly

Details the assembly procedures for the tank side components.

3.10 Rotary table swing assembly

Details the assembly of the rotary table swing mechanism.

3.11 Axle assembly

Details the assembly of the front and rear axles.

3.12 Bleeding cylinder

Details the procedure for bleeding various cylinders in the hydraulic system.

3.13 Other components

Covers assembly of miscellaneous components.

3.14 Valve group

Details various valve assemblies and their components.

4. Maintenance

4.1 Compliance

Outlines operator and technician responsibilities for maintenance.

4.2 Check for labels and signs

Guidance on inspecting and maintaining labels and signs on the machine.

4.3 Check for damaged, loose or missing parts

Procedure for daily checks of machine components for damage or missing parts.

4.4 Check Hydraulic Oil Level

Steps for checking the hydraulic oil level and specifications.

4.5 Check for hydraulic oil leakage

Procedure for checking hydraulic oil for leaks.

4.6 Check for Batteries

Guidance on inspecting battery condition and maintenance.

4.7 Checking the Wires

Procedure for inspecting wiring harnesses and connectors.

4.8 Check for tires and hubs

Inspection procedure for tires and hubs for safe operation.

4.9 Checking Oil Level in the Drive Hub

Steps for checking and maintaining oil levels in drive hubs.

4.10 Check for exhaust cover of hydraulic oil tank

Importance of checking the hydraulic oil tank exhaust cover for proper function.

4.11 Visual Inspection of the Hydraulic Oil

Guidelines for visually inspecting hydraulic oil quality.

4.12 Platform weighing structure lubrication

Procedure for lubricating the platform weighing structure.

4.13 Replacing the return filter of hydraulic tank

Steps for replacing the hydraulic tank return filter.

4.14 Replacing the high-pressure filter element

Steps for replacing the high-pressure filter element.

4.15 Replacing Drive Hub Gear Oil

Procedure for replacing drive hub gear oil.

4.16 Replacing the air cleaner

Steps for replacing the air cleaner element.

4.17 Maintenance of worm-Type Slewing Drive

Maintenance and lubrication procedures for the slewing drive.

4.18 Changing hydraulic oil and replacing the suction filter

Procedure for changing hydraulic oil and replacing the suction filter.

4.19 Engine maintenance –Deutz

Maintenance procedures specific to Deutz engines.

4.20 Engine maintenance –Kubota

Maintenance procedures specific to Kubota engines.

4.21 Regular Maintenance

Overview of scheduled maintenance intervals.

4.22 Engine Fault Table

A table listing engine faults, causes, and measures for troubleshooting.

4.23 Engine fault Codes

Lists DTC codes, SPN, FMI, inspection items, and set parameters for engine faults.

4.24 Maintenance Schedule

Provides a schedule for routine and periodic maintenance tasks.

5. Commissioning

5.1 Safety instructions

Crucial safety precautions to follow before and during commissioning.

5.2 Basic test

Outlines essential tests to perform during the commissioning phase.

5.3 Pressure test

Procedures for testing system and functional overflow pressures.

6. Appendix

Appendix I Machine fault code

Lists machine fault codes (DTC) and their descriptions.

Appendix II Electrical schematic diagram

Provides electrical schematic diagrams for the machine.

Appendix III Hydraulic schematic diagram

Provides hydraulic schematic diagrams for the machine.

Appendix IV Diagram of common hydraulic part symbols

Illustrates common symbols used in hydraulic diagrams.

Appendix V Diagram of common electrical part symbols

Illustrates common symbols used in electrical diagrams.

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