JCB 801.4 / 801.5 / 801.6 excavator, service e-manual
About the manual
Engine type: diesel
In the manual you will find
- Step-by-step guide to repair various components and assemblies
- Self-care and maintenance instructions
- Car design and prevention information
- Information for a trip to the service station, if self-repair is not possible
About the manual
Engine type: diesel
In the manual you will find
- Step-by-step guide to repair various components and assemblies
- Self-care and maintenance instructions
- Car design and prevention information
- Information for a trip to the service station, if self-repair is not possible
Content
General information
- Identification
Care and safety
- Safety notices
- General safety
- Operating safety
- Maintenance safety
Routine maintenance
- Lubricants and capacities
- Service schedule
- Greasing
- Cooling system
- Torque settings
- Hydraulic fittings and torque settings
Attachments
- Front attachment
Body and framework
- Technical data - front attachment
- General description
- Bucket ram pivot and linkage - dismantling and assembly
- Dipper - removal and replacement
- Boom - removal and replacement
- Kingpost - removal and replacement
- Upper structure - dismantling and assembly
Electrics
- Technical data
- Battery
- Alternator
- Voltage regulator operation
- Charging system testing
- Starter motor
- Circuit diagram
- Wiring harness
- Beacon
Controls
- Technical data
- Control cables
- Servo hand controllers
- Hand controller handles
- Engine throttle cable
Hydraulics
- Technical data
- General description
- Hydraulic circuit
- Checking the fluid level
- Hydraulic pump
- Track motor
- Slew motor
- Slew gearbox Fault finding
- Control valve
- Main relief valve
- Rams
- Rotary coupling
- Pressure testing
Gearboxes
- Technical data
- General description
- Track gearbox
- Slew Gearbox (early types)
- Slew gearbox (later types)
Track and running gear
- Technical data
- General description
- Tracks
- Track rollers - dismantling and assembly
- Idler and recoil unit
- Changing from rubber to steel tracks
Engine
- Technical data
- Engine oil - draining and filling
- Oil pressure relief valve - removing and fitting
- Oil sump, suction pipe and strainer
- Fuel filter
- Fuel lift pump
- Fuel injection pump assembly
- Fuel injection timing
- Fuel system
- Air filter
- Engine coolant
- Water pump assembly
- Fan belt
- Alternator
- Starter motor -
- Cylinder head
- Piston and connecting rods
- Timing gear case
- Idler gear and oil pump assembly