JCB JS115 JS130 JS145 Service Manual covering Tier III Auto tracked excavators, with detailed technical information for servicing, maintenance, fault diagnosis and workshop repairs.
This comprehensive 556-page manual is intended for professional plant engineers, JCB technicians, repair workshops, contractors and owners maintaining the JCB JS115, JS130 and JS145 Tier III Auto excavator models.
The JCB JS115 JS130 JS145 Service Manual is divided into clearly arranged sections covering the main mechanical, hydraulic, electrical and structural systems fitted to these machines. It provides essential workshop guidance for routine servicing, system diagnosis, component inspection, removal, installation and repair.
Models covered:
• JCB JS115 Tier III Auto
• JCB JS130 Tier III Auto
• JCB JS145 Tier III Auto
Manual contents include:
• General information
• Care and safety
• Maintenance
• Body and framework
• Electrical systems
• Hydraulic systems
• Transmission
• Track and running gear
• Engine
The general information section provides machine identification details, workshop data, specifications, service information and other essential material needed before maintenance or repair work begins.
The care and safety section explains the precautions that should be followed while inspecting, servicing or repairing the excavator. It includes important guidance intended to protect the technician and prevent damage to the machine or surrounding equipment.
Maintenance information covers regular servicing, scheduled inspections, lubrication procedures, fluid checks and other routine operations required to keep the excavator working reliably. Following the correct maintenance procedures can help reduce unnecessary breakdowns and extend the working life of major components.
The body and framework section covers the cab, panels, access covers, mounting points and structural parts of the excavator. It provides information for inspecting, removing, installing and repairing the principal body and framework components.
Electrical system information assists with diagnosis and repair of wiring, switches, sensors, starting and charging equipment and other electrical components. This section is useful when tracing electrical faults or replacing defective parts.
The hydraulic section describes the hydraulic circuits and components used to operate the boom, dipper, bucket and other excavator functions. It provides information for checking system operation, identifying faults and servicing pumps, valves, cylinders, hoses and related hydraulic equipment.
Transmission information covers the relevant drive and power-transfer systems. It provides workshop instructions for inspection, testing, removal, installation and repair of associated transmission components.
The track and running gear section contains service information for the excavator undercarriage. It covers inspection, adjustment and repair of the tracks, rollers, idlers, sprockets and other running gear components exposed to wear during normal operation.
The engine section provides guidance for engine-related servicing, inspection, fault diagnosis and repair. It is useful for scheduled engine maintenance and when working on components associated with engine operation.
The JCB JS115 JS130 JS145 Service Manual can assist with:
• Routine servicing and scheduled maintenance
• Hydraulic system diagnosis and repair
• Electrical fault finding
• Engine servicing and troubleshooting
• Transmission inspection and repair
• Track adjustment and undercarriage maintenance
• Body and framework repairs
• Component removal and installation
• Workshop inspections and adjustments
• Major mechanical repairs
Manual details:
• Manufacturer: JCB
• Models: JS115, JS130 and JS145
• Version: Tier III Auto
• Machine type: Tracked excavator
• Manual type: Service and workshop manual
• Publication number: 9803/9860-5
• Number of pages: 556
• Language: English
• Format: Digital PDF manual
The JCB JS115 JS130 JS145 Service Manual provides a valuable technical reference for anyone responsible for maintaining or repairing these excavators. Its section-based layout allows the required information to be located quickly when working on a particular machine system.
Using the correct workshop procedures can help improve fault diagnosis, reduce unnecessary dismantling and support safer and more efficient repairs. The manual is suitable for routine servicing as well as extensive hydraulic, electrical, engine and undercarriage work.
The manual is supplied in digital PDF format and can be viewed on a desktop computer, laptop, tablet or compatible mobile device. Selected pages may also be printed for workshop use when required.
Please check the models, Tier III Auto specification and publication number before purchasing to make sure this is the correct manual for your excavator.
After purchase, an instruction PDF is available immediately. The complete manual is supplied by Filemail download link, normally within one hour.




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