Hitachi EX60-5/75UR-3/75URLC-3 Excavator Operational Principle+Troubleshooting+Workshop Manual – PDF Download

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Hitachi EX60-5/75UR-3/75URLC-3 Excavator Operational Principle+Troubleshooting+Workshop Manual

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This Listing includes all of the manuals mentioned below:

• Hitachi EX60-5/75UR-3/75URLC-3 Excavator  Workshop Manual
• Hitachi EX60-5/75UR-3/75URLC-3 Excavator Operational Principle Manual
• Hitachi EX60-5/75UR-3/75URLC-3 Excavator  Troubleshooting Manual
• Hitachi EX60-5/75UR-3/75URLC-3 Excavator Circuit Diagram & Harness

HITACHI EX60-5/75UR-3/75URLC-3 EXCAVATOR OPERATIONAL PRINCIPLE+TROUBLESHOOTING+WORKSHOP MANUAL – PDF DOWNLOAD:

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Hitachi EX60-5/75UR-3/75URLC-3 Excavator Operational Principle+Troubleshooting+Workshop Manual

TO THE READER
• This manual is written for an experienced technician to provide technical information needed to maintain and repair this machine.
• Be sure to thoroughly read this manual for correct product information and service procedures.
• If you have any questions or comments, at if you found any errors regarding the contents of this manual, please contact using ″Service Manual Revision Request Form″ at the end of this manual.
ADDITIONAL REFERENCES
• Please refer to the materials listed below in addition to this manual.
• The Operator’s Manual
• The Parts Catalog
• Operation Manual of the Engine
• Parts Catalog of the Engine
• Hitachi Training Material
MANUAL COMPOSITION
• This manual consists of three portions: the Technical Manual (Operational Principle), the Technical Manual (Troubleshooting) and the Workshop Manual.
• Information included in the Technical Manual (Operational Principle): technical information needed for redeliver and delivery, operation and activation of all devices and systems.
• Information included in the Technical Manual (Troubleshooting): technical information needed for operational performance tests, and troubleshooting procedures.
• Information included in the Workshop Manual: technical information needed for maintenance and repair of the machine, tools and devices needed for maintenance and repair, maintenance standards, and removal/installation and assemble/disassemble procedures.

Table of Contents:

Hitachi EX60-5/75UR-3/75URLC-3 Excavator Operational Principle+Troubleshooting+Workshop Manual

• Hitachi EX60-5/75UR-3/75URLC-3 Excavator Workshop Manual

Group 1 Swing Bearing
Remove and Install Swing Bearing ……….W3-1-1
Disassemble Swing Bearing ………………..W3-1-4
Assemble Swing Bearing …………………….W3-1-6
Group 2 Travel Device
Remove and Install Travel Device ………..W3-2-1
Disassemble Travel Device …………………W3-2-4
Assemble Travel Device……………………W3-2-12
Disassemble Travel Motor …………………W3-2-24
Assemble Travel Motor……………………..W3-2-28
Disassemble and Assemble
Brake Valve…………………………………..W3-2-34
Maintenance Standard ……………………..W3-2-36
Group 3 Center Joint
Remove and Install Center Joint…………..W3-3-1
Disassemble Center Joint……………………W3-3-5
Assemble Center Joint ……………………….W3-3-8
Group 4 Track Adjuster
Remove and Install Track Adjuster ……….W3-4-1
Disassemble Track Adjuster ………………..W3-4-2
Assemble Track Adjuster…………………….W3-4-8
Group 5 Front Idler
Remove and Install Front Idler……………..W3-5-1
Disassemble Front Idler………………………W3-5-2
Assemble Front Idler ………………………….W3-5-4
Maintenance Standard ……………………….W3-5-6
Group 6 Upper Roller and Lower Roller
Remove and Install Upper Roller ………… W3-6-1
Remove and Install Lower Roller ………… W3-6-4
Disassemble and Assemble
Lower Roller ………………………………… W3-6-8
Maintenance Standard………………………W3-6-10
Group 7 Track Link
Remove and Install Track ………………….. W3-7-1
Maintenance Standard………………………. W3-7-7
Remove and Install
Rubber Track ……………………………….. W3-7-9
Maintenance Standard………………………W3-7-12

• Hitachi EX60-5/75UR-3/75URLC-3 Excavator Operational Principle Manual

Group 1 Pump Device
Outline ……………………………………………..T3-1-1
Main Pump1 ………………………………………T3-1-2
Main Pump 2 and Pilot Pump………………..T3-1-4
Group 2 Swing Device
Outline ……………………………………………..T3-2-1
Swing Motor ………………………………………T3-2-2
Parking Brake Switch Valve………………….T3-2-4
Valve Unit………………………………………….T3-2-6
Swing Reduction Gear……………………….T3-2-10
Group 3 Control Valve
Outline ……………………………………………..T3-3-1
Control Valve Layout …………………………..T3-3-2
Hydraulic Circuit ……………………………….T3-3-12
Flow Combiner Valve ………………………..T3-3-20
Main Relief Set Pressure Change………..T3-3-22
Boom Anti-Drift Valve (EX60-5) ……………T3-3-24
Main Relief Valve ……………………………..T3-3-26
Overload Relief Valve………………………..T3-3-28
Group 4 Pilot Valve
Outline ……………………………………………..T3-4-1
Operation ………………………………………….T3-4-2
Group 5 Travel Device
Outline ……………………………………………..T3-5-1
Travel Motor ………………………………………T3-5-2
Parking Brake…………………………………….T3-5-4
Travel Brake Valve ……………………………..T3-5-6
Travel Reduction Gear ………………………T3-5-10
Group 6 Others (Upperstructure)
Pilot Shut-Off Valve …………………………….T3-6-1
Swing Mode Control Valve……………………T3-6-2
Shockless Valve …………………………………T3-6-4
7-Spool Solenoid Valve Unit (EX75US-3) ..T3-6-8
Pilot Relief Valve ………………………………T3-6-10
EC Motor…………………………………………T3-6-11
Group 7 Others (Undercarriage)
Swing Bearing ……………………………………T3-7-1
Center Joint……………………………………….T3-7-2
Track Adjuster ……………………………………T3-7-3

• Hitachi EX60-5/75UR-3/75URLC-3 Excavator Troubleshooting Manual

Group 1 Introduction
Operational Performance Tests …………. T4-1-1
Preparation for Performance
Test …………………………………………….. T4-1-2
Group 2 Standard
Operational Performance
Standard Table……………………………… T4-2-1
Main Pump P-Q Diagram………………….. T4-2-10
Sensor Activating Range ………………….. T4-2-12
Group 3 Engine Test
Engine Speed…………………………………. T4-3-1
Engine Compression Pressure ………….. T4-3-2
Valve Clearance……………………………… T4-3-4
Nozzle Check …………………………………. T4-3-6
Injection Timing ………………………………. T4-3-8
Group 4 Excavator Test
Travel Speed………………………………….. T4-4-1
Track Revolution Speed …………………… T4-4-2
Mistrack Check……………………………….. T4-4-3
Travel Motor Leakage………………………. T4-4-4
Swing Speed ………………………………….. T4-4-5
Swing Function Drift Check ………………. T4-4-6
Swing Motor Leakage………………………. T4-4-7
Maximum Swingable
Slant Angle…………………………………… T4-4-8
Swing Bearing Play …………………………. T4-4-9
Hydraulic Cylinder Cycle Time…………… T4-4-10
Dig Function Drift Check…………………… T4-4-12
Control Lever Operating Force ………….. T4-4-13
Control Lever Stroke ……………………….. T4-4-14
Boom Raise/Swing Combined
Operation Check……………………………. T4-4-15
Bucket /Cab Collision Prevention
System Check (EX75UR-3) ……………… T4-4-16
Group 5 Component Test
Primary Pilot Pressure……………………… T4-5-1
Secondary Pilot Pressure …………………. T4-5-3
Main Relief Valve Set Pressure …………. T4-5-4
Overload Relief Valve Set Pressure……. T4-5-10
Main Pump Flow Rate Measurement ….. T4-5-12
Swing Motor Drainage ……………………… T4-5-16
Travel Motor Drainage……………………… T4-5-18
Group 6 Adjustment
Engine Speed Adjustment and
Engine Learning ……………………………. T4-6-1
Boom Lowering Method
when Engine Stalling ……………………… T4-6-2
Check of Governor Lever and
Fuel Cut Lever Position ………………….. T4-6-4

Please Note:

• This is the SAME exact manual used by your dealers to fix your vehicle.
• The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
• Any queries / doubts regarding your purchase, please feel free to contact [email protected]