Hitachi EX550 EX550-3 Repair Manual [Excavator]

Technical & Workshop Repair Manual Hitachi EX550 EX550-3 Excavators.
Include Step by step repair procedures, illustrations, diagrams, exploded views, troubleshooting procedures, performance tests, removal and installation, assemble and disassemble procedures.
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690 pages
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Index
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Models Covered
Hitachi EX550

Hitachi EX550-3

In Content
Technical Manual: technical information needed for redelivery and delivery, operation and activation of all devices and systems, operational performance tests, and troubleshooting procedures.

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.

Technical Manual:

Section 1 – Specification
General Information
Dimensions And Weights
Fuels And Lubricants
Interchangeability
Machine Numbers
Component Specifications

Section 2 – Upperstructure
Outline
Tanks
Pump Device
Control Valve
Swing Device
Pilot Valve
Others

Section 3 – Undercarriage
Outline
Travel Device
Others

Section 4 – Electrical System
Component Location
Control System
Monitor
Circuit Operation
Inspection And Maintenance
Section 5 – Hydraulic System
General
Control System
Control Circuit

Section 6 – Operational Performance Test
Perfomance Test
Standard
Engine Test
Excavator Test
Hydraulic Component Test

Section 7 – Troubleshooting
Diagnosing Procedure
Conector
Troubleshooting A
Troubleshooting B
Troubleshooting C
Harness Check
Electrical And Hydraulic Schematics

Workshop Manual:
Intorduction
Safety

Section 1 General Information
Precautions For Disassembling And Assembling
Tightening Torque

Section 2 Upperstructure
Cab
Counterweight
Main Frame
Pump Device
Control Valve
Swing Device
Pilot Valve
Shut-Off Valve
Shockless Valve
Solenoid Valve
Accumulator
Shuttle Valve
Suttle Valve

Section 3 Undercarriage
Swing Bearing
Travel Device
Center Joint
Track Adjuster
Front Idler
Upper And Lower Roller
Track Link

Section 4 Front Attachment
Front Attachment
Cylinder