Hitachi EX120-5 Hydraulic Excavator Operational Principle+Troubleshooting+Workshop Manual – PDF Download

Description

Hitachi EX120-5 Hydraulic Excavator Operational Principle+Troubleshooting+Workshop Manual

File Details:

This Listing includes all of the manuals mentioned below:

• Hitachi EX120-5 Hydraulic Excavator  Workshop Manual
• Hitachi EX120-5 Hydraulic Excavator Technical Manual (Operational principle,Troubleshooting)
• Hitachi EX120-5 Hydraulic Excavator Circuit Diagram & Harness

HITACHI EX120-5 HYDRAULIC EXCAVATOR OPERATIONAL PRINCIPLE+TROUBLESHOOTING+WORKSHOP MANUAL – PDF DOWNLOAD:

Image Preview:

Description:

Hitachi EX120-5 Hydraulic 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 EX120-5 Hydraulic Excavator Operational Principle+Troubleshooting+Workshop Manual

• Hitachi EX120-5 Hydraulic Excavator Workshop Manual

Group 1 Cab
Remove and Install Cab W2-1-1
Dimensions of the Cab Glass W2-1-7
Group 2 Counterweight
Remove and Install
Counterweight W2-2-1
Group 3 Main Frame
Remove and Install
Main Frame W2-3-1
Group 4 Pump Device
Remove and Install
Pump Device W2-4-1
Disassemble Pump Device W2-4-4
Assemble Pump Device W2-4-12
Disassemble Regulator W2-4-26
Assemble Regulator W2-4-28
Disassemble and Assemble
Pilot Pump W2-4-30
Maintenance Standard W2-4-32
Group 5 Control Valve
Remove and Install
Control Valve W2-5-1
Disassemble
Control Valve 1 W2-5-4
Assemble
Control Valve 1 W2-5-6
Disassemble
Control Valve 2 W2-5-10
Assemble
Control Valve 2-1 W2-5-14
Assemble
Control Valve 2-2 W2-5-16
Disassemble
Control Valve 3 W2-5-20
Assemble
Control Valve 3 W2-5-22
Disassemble Control Valve 4 W2-5-26
Assemble Control Valve 4-1 W2-5-30
Assemble Control Valve 4-2 W2-5-34
Group 6 Swing Device
Remove and Install
Swing Device W2-6-1
Disassemble Swing Device W2-6-4
Assemble Swing Device W2-6-10
Disassemble Swing Motor W2-6-14
Assemble Swing Motor W2-6-18
Maintenance Standard W2-6-22
Disassemble Valve Unit W2-6-24
Assemble Valve Unit W2-6-26

• Hitachi EX120-5 Hydraulic Excavator Technical Manual (Operational principle,Troubleshooting)

Group 1 Pump Device
Outline T3-1-1
Main Pump T3-1-2
Regulator T3-1-5
Pilot Pump T3-1-12
Pump Delivery Pressure Sensor T3-1-12
Group 2 Swing Device
Outline T3-2-1
Swing Motor T3-2-2
Brake Valve T3-2-4
Swing Parking Brake T3-2-6
Swing Reduction Gear T3-2-7
Group 3 Control Valve
Outline T3-3-1
Hydraulic Circuit T3-3-6
Flow Combiner Valve T3-3-8
Pump Control Valve T3-3-9
Main Relief Valve T3-3-11
Overload Relief Valve
(With Make-Up Function) T3-3-11
Arm Regenerative Valve T3-3-12
Boom Anti-Drift Valve,
Arm Anti-Drift Valve T3-3-14
Bucket Flow Control Valve T3-3-14
Travel Flow Control Valve T3-3-16
Travel / Boom Lower
Selector Valve T3-3-16
Boom Regenerative Valve T3-3-18
Group 4 Pilot Valve
Outline T3-4-1
Operation T3-4-2
Group 5 Travel Device
Outline T3-5-1
Travel Reduction Gear T3-5-2
Travel Motor T3-5-3
Travel Brake Valve T3-5-10
Parking Brake T3-5-14
Group 6 Others (Upperstructure)
Pilot Shut-Off Valve T3-6-1
Shockless Valve T3-6-2
Solenoid Valve Unit T3-6-4
Pilot Relief Valve T3-6-6
EC Motor T3-6-6
Group 7 Others (Undercarriage)
Swing Bearing T3-7-1
Center Joint T3-7-2
Track Adjuster T3-7-3

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]