Komatsu Wheel Loaders WA470-8M0 Shop Manual and Diagram SMCW470800-00 ZH

[Martin Welker]

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Komatsu Wheel Loaders WA470-8M0 Shop Manual and Diagram SMCW470800-00 ZH
Size: 436.30 MB
Format: PDF
Language: Chinese
Brand: Komatsu
Type of Machine: Wheel Loaders
Type of Manual: Shop Manual, Electrical Diagram and Hydraulic Schematic
Model: Komatsu WA470-8M0 Wheel Loaders
Serial Number: DZBC0001 and up
Part Number: SMCW470800-00
Publication Date: 2024
Number of Pages: 3590 Pages

Contents:
次封面
00 总目录和前言
目录
缩写列表
前言、安全、基本信息
01 技术规格
目录
缩写列表
技术规格
10 结构和功能
目录
缩写列表
尿素SCR系统
启动系统
发动机系统
冷却系统
控制系统
液压系统
传动系系统
工作装置系统
转向系统
制动系统
底盘和车架
工作装置
司机室及其附属装置
20 标准值表
目录
缩写列表
发动机标准值表
机器标准值表
电气标准值表
30 测试和调整
缩写列表
测试和调整相关信息
发动机和冷却系统
转向系统
制动系统
液压系统
工作装置
司机室及其附属装置
电气系统
Pm诊断
40 故障诊断
目录
缩写列表
故障诊断相关信息
故障诊断中的事件顺序
根据故障代码进行故障诊断（代码的显示）
50 分解和装配
目录
缩写列表
分解和装配相关信息
发动机和冷却系统
传动系
转向系统
制动系统
底盘和机架
液压系统
工作装置
司机室及其附属装置
电气系统
60 保养标准
目录
缩写列表
发动机和冷却系统
传动系
转向系统
制动系统
底盘和机架
液压系统
工作装置
80 附录
目录
缩写列表
空调系统
空调系统零部件
空调测试和故障诊断步骤说明
空调电路图和连接器针脚布置
空调系统图
空调零件安装位置和连接器布置
使用自诊断功能测试空调
如何打开机器监控器服务模式下的电气系统异常记录界面
检查温度控制功能
测试送风（模式）转换
测试外循环/内循环空气转换
测试蒸发器温度传感器
测试继电器
空调故障诊断图1
空调故障诊断图2
故障诊断表中的信息
故障代码[879AKA]
故障代码[879AKB]
故障代码[879BKA]
故障代码[879BKB]
故障代码[879CKA]
故障代码[879CKB]
故障代码[879DKZ]
故障代码[879EMC]
故障代码[879FMC]
A-1电源系统的故障诊断（空调不工作）
A-2压缩机和制冷系统的故障诊断（空气未冷却）
A-3压气机马达系统的故障诊断（不出风或风量异常）
A-4外循环/内循环空气转换的故障诊断
用表压进行故障诊断
连接服务工具
拆开和连接空调管路中的软管和硬管时的注意事项
处理压缩机油
90 电路图
目录
缩写列表
液压油路图
电路图
封底

Second Cover
00 General Table Of Contents And Foreword
Table Of Contents
List Of Abbreviations
Foreword, Safety, Basic Information
01 Technical Specifications
Table Of Contents
List Of Abbreviations
Technical Specifications
10 Structure And Function
Table Of Contents
List Of Abbreviations
Urea Scr System
Start The System
Engine System
Cooling System
Control System
Hydraulic System
Drivetrain System
Work Equipment System
Steering System
Braking System
Chassis And Frame
Working Equipment
Driver's Cab And Its Accessories
20 Standard Value Table
Table Of Contents
List Of Abbreviations
Engine Standard Value Table
Machine Standard Value Table
Electrical Standard Value Table
30 Test And Adjust
List Of Abbreviations
Information About Testing And Tuning
Engine And Cooling System
Steering System
Braking System
Hydraulic System
Working Equipment
Driver's Cab And Its Accessories
Electrical System
Pm Diagnosis
40 Troubleshooting
Table Of Contents
List Of Abbreviations
Troubleshooting Related Information
Sequence Of Events In Troubleshooting
Diagnose Faults Based On Fault Codes (Display Of Codes)
50 Disassembly And Assembly
Table Of Contents
List Of Abbreviations
Disassembly And Assembly Related Information
Engine And Cooling System
Drive Train
Steering System
Braking System
Chassis And Rack
Hydraulic System
Working Equipment
Driver's Cab And Its Accessories
Electrical System
60 Maintenance Standards
Table Of Contents
List Of Abbreviations
Engine And Cooling System
Drive Train
Steering System
Braking System
Chassis And Rack
Hydraulic System
Working Equipment
80 Appendix
Table Of Contents
List Of Abbreviations
Air Conditioning System
Air Conditioning System Components
Air Conditioning Testing And Troubleshooting Step Instructions
Air Conditioner Circuit Diagram And Connector Pinout
Air Conditioning System Diagram
Air Conditioning Parts Installation Location And Connector Arrangement
Test The Air Conditioner Using The Self-Diagnostic Function
How To Open The Electrical System Abnormality Recording Interface In The Machine Monitor Service Mode
Check Temperature Control Function
Test Supply Air (Mode) Conversion
Test External Circulation/Internal Circulation Air Conversion
Test The Evaporator Temperature Sensor
Test Relay
Air Conditioning Fault Diagnosis Diagram 1
Air Conditioning Fault Diagnosis Diagram 2
Information In The Troubleshooting Table
Fault Code [879aka]
Fault Code [879akb]
Fault Code [879bka]
Fault Code [879bkb]
Fault Code [879cka]
Fault Code [879ckb]
Fault Code [879dkz]
Fault Code [879emc]
Fault Code [879fmc]
A-1 Troubleshooting Of Power System (Air Conditioner Not Working)
A-2 Troubleshooting Of Compressor And Refrigeration System (Air Not Cooled)
A-3 Trouble Diagnosis Of Compressor Motor System (No Air Output Or Abnormal Air Volume)
A-4 Troubleshooting Of External Circulation/Internal Circulation Air Conversion
Troubleshooting With Gauge Pressure
Connectivity Services Tool
Precautions When Disassembling And Connecting Hoses And Hard Pipes In Air Conditioning Piping
Handling Compressor Oil
90 Circuit Diagram
Table Of Contents
List Of Abbreviations
Hydraulic Oil Circuit Diagram
Circuit Diagram
Back Cover