JCB 403 Compact Wheel Loader Service Manual
255 pages · Publication 9803-9490-4
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- Models
- 403
- Manual type
- Service Manual
- Pages
- 255
- Publication
- 9803-9490-4
- Condition
- Brand new
What's inside
From the manual's own table of contents: 3 sections, 157 entries. See sample pages (PDF, 423 KB)
Section 1 - General Information78 topics
- Introduction
- Using the Service Manual
- Units of Measurement
- Section Numbering
- Cross References
- Using the Machine
- Hydraulic Schematic Colour Codes
- Serial Numbers
- Machine Model and Serial Number
- Data Plate
- Typical Vehicle Identification Number (VIN)
- Typical Engine Identification Number
- Zinc Plated Fasteners and Dacromet Fasteners
- Bolts and Screws
- Hydraulic Connections
- O' Ring Face Seal System
- Torque Stop' Hose System
- Numerical List
- Tool Detail Reference
- Section B - Body and Framework
- Section C - Electrics
- Section E - Hydraulics
- Towing or Winching
- Sealing and Retaining Compounds
- Section 2 - Care and Safety
- Safety First
- Safety - Yours and Others
- General Safety
- Operating Safety
- Maintenance Safety
- Safety Decals
- Service Requirements
- Owner/Operator Support
- Service/Maintenance Agreements
- Initial Service and Inspection
- 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
- Fuel
- Prepare the Machine for Maintenance
- How to Make the Machine Safe (Loader Arm Lowered)
- How to Make the Machine Safe (Loader Arm Raised)
- Cleaning the Machine
- Preparing the Machine for Cleaning
- Checking for Damage
- Check the Machine Body and Structure
- Check the Tyres
- Check the Seat and Seat Belt
- Check the Electrical Circuits
- Checking the ROPS Structure
- Check the Hydraulic Hoses and Fittings
- Greasing
- Preparing the Machine for Greasing
- Grease the Machine
- Access Panels
- Engine Cover
- Brakes
- Park Brake
- Electrical System
- Battery Isolation - Deutz
- Battery Isolator - Kohler
- Jump Starting the Engine
- Fuses and Relays
- Engine - Deutz
- Oil and Filter
- Cooling System
- Fan Belt
- Fuel System
Section 3 - Routine Maintenance19 topics
- Engine - Kohler
- Alternator Drive Belt
- Air Filter
- Hydraulic System
- Release the Hydraulic Pressure
- Deutz
- Kohler
- Tyres and Wheels
- Tyre Inflation
- Checking the Wheel Nut Torques
- Fire Extinguisher (if fitted)
- Checking the Fire Extinguisher
- Rivet Nuts
- Fitting Procedure
- Slide Hammer Kit
- Description
- Front and Rear Chassis
- To Separate
- To Join
Section C - Electrics57 topics
- Maintenance
- First Aid - Electrolyte
- Testing
- Specific Gravity Testing
- Using a Multimeter
- Measuring DC Voltage
- Measuring Resistance
- Measuring Continuity
- Measuring Frequency
- Testing a Diode or a Diode Wire
- JCB 403 from Serial Number 1069500
- Fuses, Ignition Switch, ESOS, Horn
- Instrumentation
- Transmission Controls, Park Brake, 12V Socket, Worklights
- Roadlights
- Earthing
- Wire and Harness Number Identification
- Wire Numbers and Functions
- Harnesses and Interconnection
- Mainframe Harness
- Panel Harness
- Drawings
- Wiring Harness Repair
- Repair Procedure
- General Information
- Hydraulic Contamination
- Start-up Procedure
- Introduction to Hydraulic Schematic Symbols
- Hydraulic Circuit
- New Style Front Manifold System
- New Style Front Manifold With Limited Slip Differential Option
- Kohler Schematic
- Cold Climate
- Pump Assembly
- Motor
- Main Control Lever
- Transmission Pump
- General Precautions
- Charge Pressure
- Loader Main Relief Valve
- Steering Main Relief Valve
- Kohler - Transmission Pressure Settings
- Kohler Hydraulic Pump 45cc
- Removal and Replacement
- Dismantling and Assembly
- Typical Loader Ram
- Steering Ram
- Components
- Engine Type D2009 LO3 - Tier 2
- Engine Type D2009 LO3 - Tier 3
- Torque Settings - Engine Type D2009 LO3 - Tier 2
- Torque Settings - Engine Type D2009 LO3 - Tier 3
- Emission Control Information
- Specifications
- Basic Engine Fault Diagnostics
- Fault Charts
- Fuel Filter
Inside this manual
Real pages from this service manual (255 pages). Open the sample pages (PDF, 422 KB)
- Specifications, page 22: Section 1 - General Information
- Diagram, page 139: Section C - Electrics
- Troubleshooting, page 247: Section K - Engine
- Color page, page 137: Section C - Electrics
- Color page, page 221: Section E - Hydraulics
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, 255 pages
Quantity one is the manual described above.
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60-day returns
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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).