JCB JS120 Tracked Excavators Service & Operator’s Manual PDF

This set covers these following PDF manuals:

- Service Manual for JCB JS120 Tracked Excavators;
- Operator's Manual for JCB JS120 Tracked Excavators.
These manuals are complementary to each other.

This operator manual is arranged to give you a good understanding of the machine and its safe operation. Workshop manual also contains maintenance information and specification data for JCB Tracked Excavator JS120 model.

The service manual contains a description and instructions for use, passport data, a description of the operation, maintenance and service information, inspection and adjustment work, repair information about the device and the principle of operation of the excavator and its components, management of the excavator, its storage and transportation, as well as safety measures when working on this machine and during its maintenance.

General warnings in these manuals are repeated throughout
the book, as well as specific warnings. The illustrations in these manuals are for guidance only.

This set includes PDF electronic books that work with Adobe PDF Reader. We recommend using this particular program, to be sure all images/graphics will display correctly.

Publication Numbers:
9813/1300-02 - Service Manual;
9821/7800 - ISSUE 1 - Operator's Manual.

Models covered:
– JCB JS120 from serial number 1777500 to 1777999 onwards;
– JCB JS120 Upgrade from serial number 02425471 to 02426000.

Contents:

• Section 1 - General Information
  • Introduction
  • Torque Settings
  • Service Tools
  • Service Consumables
  • Terms and Definitions
• Section 2 - Operator’s Manual
  • Introduction
  • About the Machine
  • Operation
  • Preservation and Storage
  • Maintenance
  • Technical Data
• Section B - Body and Framework
  • Specification
  • Air Conditioning
  • Fault Finding
  • Service Procedures
  • Cab Panels
• Section E - Hydraulics
  • Technical Data
  • Technical Data
  • Basic System Operation
  • Circuit Descriptions
  • Service Procedure
  • Hydraulics
  • Remote Control Valve (Hand Control)
  • Slew Motor
  • Slew Motor Reduction Gearbox Assembly
  • Rotary Coupling
  • Hydraulic Rams
  • Fault Finding
• Section F - Transmissions
  • Fault Finding
  • Technical Data
  • Technical Data
  • Transmission
  • Track Gearbox
• Section J - Track and Running Gear
  • Track and Running Gear
  • Idler Wheel and Recoil Unit
  • Drive Sprocket
  • Top Roller
• Section K - Engine
  • Technical Data