JCB 8014, 8016, 8018, 8020 Mini Excavator Service Manual
438 pages · Publication 9803-9350-6
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What's inside
From the manual's own table of contents: 3 sections, 223 entries. See sample pages (PDF, 404 KB)
General83 topics
- About this Manual
- Machine Model and Serial Number
- Using the Service Manual
- Section Numbering
- Left Side, Right Side
- Cross References
- Identifying Your Machine
- Machine Identification Plate
- Component Identification Plates
- Zinc Plated Fasteners and Dacromet Fasteners
- Introduction
- Bolts and Screws
- Hydraulic Connections
- O' Ring Face Seal System
- Torque Stop' Hose System
- O-Ring Face Seal
- Machines Affected
- Procedure
- Key Points
- General
- Numerical List
- Tool Detail Reference
- Section B - Frame and Bodywork
- Section C - Electrics
- Section E - Hydraulics
- Section K - Engine
- Sealing and Retaining Compounds
- Colour Coding
- Hydraulic Schematic Colour Codes
- Important Information
- The Operator Manual
- Safety Warnings
- Safety Check List
- Safety - Yours and Others
- General Safety
- Operating Safety
- Maintenance Safety
- Safety Labels
- Safety Label Identification
- Service Requirements
- Owner/Operator Support
- Service/Maintenance Agreements
- Fit for Purpose Tests for Lifting Equipment
- Obtaining Replacement Parts
- Health and Safety
- Lubricants
- Battery
- Service Schedules
- How to Use the Service Schedules
- Calendar Equivalents
- Pre Start Cold Checks, Service Points and Fluid Levels
- Functional Test and Final Inspection
- Fluids, Lubricants and Capacities
- Coolant Mixtures
- Fuels
- Tools
- Toolbox (if fitted)
- Carrying Tools onto the Machine
- Prepare the Machine for Maintenance
- How to Make the Machine Safe (Excavator Lowered)
- Cleaning the Machine
- Preparing the Machine for Cleaning
- Cleaning the Tracks
- Checking for Damage
- Check the Machine Body and Structure
- Check the Seat and Seat Belt
- Check the Hydraulic Hoses and Fittings
- Checking the ROPS/FOPS Structure
- Checking the Ram Piston Rods
- Greasing
- Pivot Pins (Early Machines)
- Pivot Pins (Later Machines)
- Every 50 Hours
- Every 1000 Hours
- Access Panels
- Engine Cover
- Electrical System
- Fuses
- Engine
- Oil and Filter
- Cooling System
- Fan Belt
- Air Filter
Section 3 - Maintenance48 topics
- Fuel System (Tier 2 Machines)
- Draining the Fuel Filter/Sedimenter
- Replacing the Fuel Filter Element
- Bleeding the System
- Fuel System (Tier 3 Machines)
- Water Separator and Engine Fuel Filter
- Hydraulic System
- Releasing the Hydraulic Pressure
- Tracks and Running Gear
- Tracks
- Fire Extinguisher (if fitted)
- Checking the Fire Extinguisher
- Attachments for your Machine
- Quick Release Couplings
- Connecting and Disconnecting
- Bucket
- Bucket Selection
- Removing a Bucket - Non Quickhitch Models
- Installing a Bucket - Non Quickhitch Models
- Removing a Bucket from a Quickhitch
- Installing a Bucket on a Quickhitch
- Replacing Bucket Teeth
- JCB Hammermaster 100 Breaker
- Operation
- Quickhitch Rockbreaker
- Removing a Quickhitch Rockbreaker
- Installing a Quickhitch Rockbreaker
- Hand Held Tools
- Using Hand Held Tools
- General Description
- Rivet Nuts
- Fitting Procedure
- Glazing
- Direct Glazing
- Removal and Replacement
- Removal
- Inspection
- Replacement
- Removal and Replacement (EarlyMachines)
- Removal and Replacement (Later Machines)
- Remove
- Inspect
- Removal and Replacement (Early Machines)
- Procedure (Early Machines)
- Prepare the Machine
- Removing Floor Controls
- Tilting the Cab
- Securing the Cab
Section B - Body and Framework55 topics
- Procedure (Later Machines)
- General Electrical Data
- Using a Multimeter
- Alternator
- Starter Motor
- Wiring Harness Repair
- Wire and Harness Number Identification
- Drawings and Interconnection
- Leakage Amount
- Spool
- Plunger
- Loose Movement in the Operating Controls
- Actuation Stability
- Dismantling and Assembly
- Dismantling
- Assembly
- Fault Finding
- Replace
- Removal and Replacement - Lever
- Removal and Replacement - Cable
- Removal, Replacement and Adjustment
- Adjustment
- Operation (Early Machines)
- Operation (Later Machines)
- Dismantling and Assembly (Early Machines)
- All Machines
- Introduction to Hydraulic Schematic Symbols
- General (Basic and Functional Symbols)
- Control Valves
- Example of Schematic Circuit
- Hydraulic Circuit
- Neutral Pressure Circuit
- Servo Circuit
- 8014, 8016 Tier 2 Machines (Early Machines)
- Component Key
- Hose Colour Data
- Tier 3 Machines up to February 2013
- General Fault Diagnosis
- Slew Motor and Gearbox
- Hydraulic Contamination
- Hydraulic Fluid Quality
- Effects of Contamination
- Cleaning Operation
- Contaminant Standards
- Filters
- Pressure Testing
- Main Relief Valves
- Auxiliary Relief Valves
- Servo Pressure
- Cross Line Relief Valves
- Description
- Component Locations (Early Machines)
- Component Locations (Later Machines)
- Control Valve Sections (Early Machines)
- Control Valve Sections (Later Machines)
Section E - Hydraulics34 topics
- Removal (Early Machines)
- Removal (Later Machines)
- Dismantling, Inspection and Assembly
- Pump Flow Testing
- Troubleshooting
- Removal, Dismantling, Inspection and Assembly
- Normal Operation
- Braking
- Counterbalance Operation
- Motor Low Speed, High Traction Selected (where applicable)
- Motor High Speed, Low Traction Selected (where applicable)
- Auto Kick Down Function (where applicable)
- Track Motor Dismantling and Assembly
- Brake Valve Dismantling and Assembly
- Hydraulic Motor Section
- Cross Line Relief Valve Section
- Anti Cavitation Valve Section
- 8014, 8016 Single Speed Machines
- 8016, 8018 Two Speed Machines
- Undercarriage Machines
- Precautions During Use
- Installation
- Caution During Use
- Maintenance, Inspection Points
- Boom, Dipper and Bucket Rams
- Dozer Ram
- Swing Ram
- All Rams
- Track Gearbox
- Without Lifting
- Track Roller Metallic Face Seals
- When Removing
- When Replacing
- Dismantling and Assembly (8014)
Inside this manual
Real pages from this service manual (438 pages). Open the sample pages (PDF, 403 KB)
- Specifications, page 74: Section 3 - Maintenance
- Diagram, page 284: Basic System Operation
- Troubleshooting, page 344: Hydraulic Pump (8020)
- Color page, page 353: Section E - Hydraulics
- Color page, page 219: Section C - Electrics
This is a service manual
Here's how it compares to the other manual types.
Service manual
Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.
Operator's manual
Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.
Parts manual
Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.
Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.
What it's used for
Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.
Service shops and owner/operators who repair their own equipment
Identifying correct parts and seeing how assemblies come apart and go back together
Keeping equipment running with less downtime
Factory manual, 438 pages
Quantity one is the manual described above.
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Binder not included
Manuals over about 300 pages may need a standard 3-ring binder, which you can buy locally to keep the pages organized for shop use.
Other editions and similar models
Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).