JCB 801 Tracked Excavator Service Manual
For the JCB 801 Tracked Excavator: diagnostics, service, and parts information covering hydraulic systems, engine, and running gear. PN 9803/3161
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Models Covered & Key Technical Specifications
JCB 801 Tracked Excavator (9803/3161) -- Year(s) not specified OEM-Grade Operations Reference Manual | Mini Excavator File
- System Hydraulic Fluid Capacity: 30 litres (6.6 UK gal)
- System Relief Valve Pressure: 207 bar
- Track Roller Torque: 77 Nm
- Engine Oil Capacity: 3.5 litres (0.77 UK qt)
- Flywheel Housing Bolt Torque: 45-52 Nm
- Dipper Cylinder Bore Diameter: 50 mm
Manual Description & Preview
OEM-Grade Operations Reference Manual: Mini Excavator Official JCB 801 Tracked Excavator - Service & Maintenance Procedures Manual Technical-Repository
Operational-Scope: 801 Tracked Excavator // Service-Level: Mini Excavator / Hydraulics Logic // Operational-Scope: Maintenance, Repair, and Diagnostics.
| Service-Nexus | Operational-Logic | Context |
|---|---|---|
| General | Maintenance Schedules | Overview |
| Hydraulics | System Diagrams | Schematics |
| Engine | Specifications | Technical Data |
| Gearboxes | Component Breakdown | Assemblies |
| Electrics | Troubleshooting | Fault Finding |
Table Position: TOP
Technical content addresses:
General
This section provides an overview of the machine, including lubrication and capacities. It details the necessary fluid types and their respective quantities for optimal operation and maintenance. Illustrations clarify basic component relationships and the use of diagnostic color coding for pressure indications.
Hydraulics
This chapter details the hydraulic circuit, including pump flow rate, relief valve operating pressures, and ram specifications. It covers the overall hydraulic system, focusing on the main components, their functions, and the fluid routing for various operations such as boom, dipper, and slew movements.
Engine
This section focuses on the engine specifications, including bore, stroke, displacement, and torque settings. It covers routine maintenance procedures such as draining and filling engine oil, and replacing the oil filter. Detailed information on fuel injection, ignition, and cooling systems is also provided.
Gearboxes
This section describes the function and maintenance of the track and slew gearboxes. It outlines the operation of each type of gearbox, including their oil capacities and procedures for checking and refilling the oil. Diagrams illustrate the internal components of the gearboxes.
Electrics
This part of the manual covers the electrical system, including battery testing, alternator operation, and fuse box layout. It details the electrical circuits, component ratings, and diagnostic procedures to identify and resolve common electrical faults. Illustrations show the location of electrical components and wiring diagrams.
This manual documents torque specifications for components to ensure proper rotational loosening prevention.
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