Description
JCB JS145W JS160W JS20 MH Service Manual is the original factory publication for the JS145W and JS160W wheeled excavators and JS20 MH material handler. Issued by JCB Service, this English-language manual provides workshop information for technicians responsible for maintaining and repairing these machines.
This extensive 2,016-page publication is arranged as a four-volume service manual. It covers machine safety, component and service-point identification, attachments, bodywork, operator station, HVAC, engine-related systems, brakes, steering, driveline, hydraulics and electrical equipment.
The manual is intended for professional engineers, machinery repair workshops, fleet maintenance departments and experienced owners. Its structured section numbering allows the relevant machine system and service information to be located efficiently.
MACHINE, SAFETY AND SERVICE INFORMATION
The introductory machine section establishes the safety requirements and essential information needed before maintenance work begins. Subjects identified in the manual include:
- General, maintenance and operating safety
- Worksite safety and risk assessment
- Safety warnings and hazard notices
- Approved maintenance positions
- Model and serial-number identification
- Using the service manual
- Main component locations
- Service-point locations
- General machine cleaning
BODY, ATTACHMENTS AND OPERATOR STATION
Dedicated sections cover the principal structural, attachment and cab-related areas of the machine. The publication includes information under the following JCB service categories:
- Attachments
- Couplings
- Load-handling equipment
- Body and framework
- Operator station
- Heating systems
- Ventilation systems
- Air-conditioning systems
ENGINE AND ASSOCIATED SYSTEMS
The service manual contains separate technical sections for the engine and its supporting systems, enabling workshop personnel to consult the appropriate information without relying on a general operator publication.
- Engine
- Fuel system
- Exhaust system
- Diesel exhaust fluid references
- Cooling system
- Consumable products
BRAKES, STEERING AND DRIVELINE
Coverage extends to the wheeled machine systems responsible for braking, directional control and drive transmission. These systems are organised into individual manual sections:
- Brake system
- Steering system
- Driveline
- Associated machine component locations
- Relevant service-point locations
HYDRAULIC AND ELECTRICAL SYSTEMS
The publication includes dedicated hydraulic and electrical sections for workshop reference. These form part of the complete four-volume manual and support system-specific maintenance and repair work.
- Hydraulic system
- Electrical system
- Fasteners and fixings
- Specified consumable products
- After-sales information
JCB JS145W JS160W JS20 MH SERVICE MANUAL COVERAGE
This manual applies to the following machines:
- JCB JS145W wheeled excavator
- JCB JS160W wheeled excavator
- JCB JS20 MH material handler
No specific serial-number range is stated in the supplied publication extract. Machine identification should therefore be checked against the model and serial-number guidance within the manual before commencing work.
MARKET VERSION
This is the EN English-language edition containing original instructions verified by JCB or its authorised representative.
MANUAL DETAILS
- Manufacturer: JCB
- Manual type: Factory service manual
- Publication number: 9813/9550
- Issue: Issue 1
- Publication date: February 2018
- Format: Four-volume publication
- Language: English
- Page count: 2,016 pages
The JCB JS145W JS160W JS20 MH Service Manual is a substantial workshop reference covering the major mechanical, hydraulic, electrical and structural systems identified by JCB. It is suited to planned servicing, workshop repair and technical reference work.
For any task involving operation or operator-level maintenance, the correct Operator’s Manual should also be consulted. Always confirm the machine model and serial identity before applying service information.

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