
(S/N: 0833000 Onwards) 
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This workshop repair service manual PDF download for the 722 JCB Articulated Dump Truck has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to fully at every opportunity. 
APPLICABLE MODELS :
JCB Articulated Dump Truck 722 - S/N: 0833000 Onwards 
TABLE OF CONTENTS :
Section 1 - General Information
Section 2 - Care and Safety
Section 3 - Routine Maintenance
Section B - Body and Framework
Section C - Electrics
Section E - Hydraulics
Section F - Transmission
Section G - Brakes
Section H - Hydraulic Steering
Section K - Engine
Section S - Suspension
MANUAL SPECIFICATION :
File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
P/N : 9803/7170-05
Total Pages : 562
This service manual / repair manual / workshop manual PDF download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having completly searcheble PDF files instead of a hard-printed manual is that you can use the Search feature in your PDF reader software (Adobe Acrobat) to find just what your looking for and just print out the exact pages you need or all manual easily. This is the same manual your local dealer will use when doing a repair. This is a must for the Do-It-Yourselfer! Saving Yourself $$$$$$ In Service Repair And Maintenance Costs !!!! 
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More Info : http://www.sitelux.com
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9803-7170-05
Section 1 - General Information
 General Information
 Identification
 Vehicle Identification 
 Vehicle Identification Plate
 Explanation of the Vehicle Identification Number (VIN)
 Unit Identification
 Torque Settings
 Zinc Plated Fasteners and Dacromet Fasteners
 Introduction
 Bolts and Screws
 Service Tools
 Numerical List Section B - Body and Framework
 Section B - Body and Framework
 Numerical List Section C - Electrics
 Section C - Electrics
 Numerical List Section E - Hydraulics
 Section E - Hydraulics
 Numerical List Section F - Transmission
 Section F - Transmission
 Numerical List Section K - Transmission
 Section K - Engine
 Sealing and Retaining Compounds
 Sealing and Retaining Compounds
 Towing
 General
 Preparation for Towing
 Hydraulic Hoses
 Connecting/Disconnecting
 Venting Hydraulic Pressure
 Connecting the Hoses
 Disconnecting the Hoses
 Hydraulics
 Hydraulic Contamination
 Hydraulic Fluid Quality
 Effects of Contamination
 Cleaning Operation
 Procedure
 Contamination Standards
 Filters
Section 2 - Care and Safety
 Care and Safety
 Safety Notices
 Introduction
 Safety Check List
 Safety - Yours and Others
 General Safety
 Operating Safety
 Maintenance Safety
 Safety Decals
Section 3 - Routine Maintenance
 Routine Maintenance
 Maintenance
 Health and Safety
 Lubricants
 Battery
 First Aid - Electrolyte
 General Safety
 General Precautions
 Service Schedules 
 Introduction
 Periodic Replacement of Safety Related Components
 Lubricants and Capacities
 ROPS/FOPS Structure
 Checking for Damage
 Damage
 Cleaning the Machine
 Checking the Seat Belt Security and Condition
 Articulation Lock
 Installing the Articulation Lock
 Stowing the Articulation Lock
 Oscillation Lock
 General
 Fitting the Oscillation Lock
 Stowing the Oscillation Lock
 Tipper Body Safety Support
 Fitting
 Stowing
 Engine Cover
 Opening the Engine cover
 Closing the Engine Cover
 Greasing
 Tipper Body Rams and Body Pivot Points
 Centre Pivot and Steering Rams
 Propshafts
 Centre Bearing Carrier
 Hydraulic Suspension Cylinder
 Propshaft Centre Bearing
 Checking the Oil Level
 Draining and Refilling the Oil
 Parking Brake
 Adjusting the Parking Brake
 Checking the Parking Brake Pad Wear
 Test the Parking Brake
 Electrical System
 Battery
 Battery Isolator
 Engine Oil and Filter
 Checking the Oil Level
 Changing the Engine Oil and Filter
 Engine Air Filter
 Changing the Elements
 Cab Ventilation Filters
 Engine Cooling System
 Checking the Coolant Level
 Draining and Refilling the Coolant
 Coolant Mixtures
 Cleaning the Charge Air Cooler
 Engine Drive Belt
 Check the Engine Drive Belt
 Air Conditioning Compressor Drive Belt (to Machine No. 833199 only)
 Fuel System
 Types of Fuel
 Draining the Fuel Filter (from Machine no. 833200)
 Changing the Suction Side Fuel Filter Element (from Machine no. 833200)
 Changing the Pressure Side Fuel Filter Element (from Machine no. 833200)
 Priming the Fuel System (from Machine no. 833200)
 Draining the Fuel Filter (to Machine No. 833199)
 Changing the Fuel Filter Element (to Machine No. 833199)
 Priming the Fuel System (to Machine No. 833199)
 Draining the Sedimenter Bowl (to Machine No. 833199)
 Cleaning the Sedimenter Bowl (to Machine No. 833199)
 Transmission
 Checking the Transmission Oil Level
 Changing the Transmission Oil and Filter
 Front, Intermediate and Rear Axles
 Checking the Differential Oil Level
 Drain and Refill the Differential Oil
 Checking the Hub Oil Level
 Draining and Refilling the Hub Oil
 Hydraulic System
 Checking the Hydraulic Fluid Level
 Hydraulic Tank Cap
 Changing the Hydraulic Filter Element
 Tyres and Wheels
 Tyre Inflation
 Checking the Wheel Nut Torques
 Windscreen Washer
 Fill the Windscreen Washer Bottle
Section B - Body and Framework
 Body and Framework
 Service Procedures
 Rivet Nuts
 Fitting Procedure
 Cab
 Glazing
 Direct Glazing
 ROPS/FOPS Structure
 Centre Pivot
 Separating the Front and Rear Chassis
 Removal
 Replacement
 Centre Casting - Removal and Replacement
 Removal
 Replacement
 Tipper Body
 Removal and Replacement
 Removal
 Replacement
Section C - Electrics
 Electrics
 Technical Data
 Data
 Bulbs
 Fuses
 Relays
 Accessing the Fuse Locations
 Primary Fuses
 Main Fuse Box - ‘CAB REAR’
 Lighting Fuse Box - ‘CAB FRONT’
 Remove and replace the Pre-heat Fuse
 Accessing the Relay Locations
 Service Procedures
 Using a Multimeter
 Measuring DC Voltage
 Measuring Resistance
 Measuring Continuity
 Measuring Frequency
 Testing a Diode or a Diode Wire
 Battery
 Maintenance
 First Aid - Electrolyte
 Testing
 Specific Gravity Testing
 Alternator
 General Description
 Service Precautions
 Charging Circuit Test
 Alternator Charging Test
 Starter Motor
 Starting Circuit Test
 Fault Finding
 Introduction to Fault Finding Techniques
 Harness Routing
 Circuit Diagrams
 722 (to Machine No. 833199)
 Main Components
 Fuses
 Main Components
 Fuses
 Main Components
 Lamps
 Fuses
 Main Components
 Fuses
 Main Components
 Fuses
 Suspension Controller Components
 722 (from Machine No. 833200)
 Main Components
 Fuses
 Main Components
 Fuses
 Main Components
 Lamps
 Fuses
 Main Components
 Fuses
 Main Components
 Fuses
 Suspension Controller Components
 Wiring Harnesses
 Wire and Harness Number Identification
 Introduction
 Wire Numbers and Functions
 2 Way Deutsch to Sumi-Socket
 2 Way Deutsch to Hirschmann
 Alternator Link Lead
 Battery Isolator Lead
 Battery Negative Lead
 Battery Positive Lead
 Battery Positive to Mega Fuse & Relay Harness
 Fuse Link Harness
 Grid Heater & starter Motor Harness
 Inter Chassis Harness
 Mega Fuse Harness
 Rear Body Harness
 Rear Chassis Harness
 Starter Earth Lead
 Suspension Harness
 Alternator (to Machine no. 833199)
 Removal and Replacement
 Removal
 Replacement
 Starter Motor
 Removal and Replacement
 Removal
 Replacement
 Display Panel
 Display
 Ignition On
 Pre-Start Mode
 Setting Up
 Start Inhibit
 Warning
 Visual Warning and Message
 Automatic Engine Shut Down
 Segmented Displays
 Indications (Engine Off)
 Indications (Engine Running)
 Warning Light Test (Daily)
 Body Tipping Lever
 Body Tipping Lever
 Description
 Removal and Replacement
 Dismantling and Assembly
 Error Codes
 Engine Error Codes
 Transmission Error Codes
 Introduction
 Definition of Operating Modes
 Transmission Fault Codes
 Body and Suspension Error Codes
Section E - Hydraulics
 Hydraulics
 Technical Data
 Main System Components
 Primary Pump
 Ground-drive Pump
 Suspension Pump
 Main Control Manifold Block
 Hydraulic Rams
 Accumulator Pre-charge Pressures
 Filter (Return Line)
 Basic System Operation
 Hydraulic Pumps
 Main Control Manifold Block (to Machine No. 833199)
 Tipping Control Valve (to Machine No. 833199)
 Circuit Descriptions (to Machine No. 833199)
 Variable Displacement Pump
 Manifold Block and Control Valve
 Tipping Function
 Main Control Manifold Block (from Machine no. 833200)
 Circuit Descriptions (from Machine No. 833200)
 Variable Displacement Pump
 Manifold Block and Control Valve
 Tipping Function
 Introduction to Hydraulic Schematic Symbols
 General (Basic and Functional Symbols)
 Control Valves
 Example of Schematic Circuit
 Schematic Circuit 
 Basic Machine (to Machine No. 833199)
 Basic Machine (from Machine No. 833200)
 Fault Finding
 Hydraulic System
 Body Lift (Tipping) Function
 Parking Brake Function
 Brake Charging System
 Steering System
 Service Procedures
 Hydraulic Contamination
 Hydraulic Fluid Quality
 Effects of Contamination
 Cleaning Operation
 Contaminant Standards
 Filters
 Pressure Testing
 Testing the Main Relief Valve (MRV)
 Main Relief Valve Adjustment
 Testing the Steer Relief Valve
 Hydraulic Pump
 Removal and Replacement
 Main Control Manifold Block
 Removal and Replacement
 Dismantle and Assemble
 Main Manifold Block Components
 Removing the Tipping Control Valve
 Tipping Control Valve
 Dismantle and Assemble
 Differential Locks
 Removal and Replacement
 Hydraulic Rams
 Precautions During Use
 Installation
 Caution During Use
 Maintenance, Inspection Points
 Removal and Replacement
 Lift Rams
 Dismantle and Assemble
 Lift Rams
 JCB Ram Sealing Procedure
Section F - Transmission
 Transmission
 Technical Data
 Data
 Axles
 Tyres
 Transmission
 Stall Testing
 Axles
 Description
 Removal and Replacement
 Intermediate and Rear Axle Removal and Replacement
 Front Axle Removal and Replacement
 Hub and Driveshaft
 Dismantling and Assembly
 Front and Rear Axle - Limited Slip Differential Unit
 Dismantling
 Dismantling the Dive Pinion Bearing
 Assembly
 Crown Wheel and Pinion Adjustment
 Intermediate Axle Interaxle Differential with Differential Lock and Cross Axle Limited Slip Differential
 Dismantling
 Assembly
 Intermediate Axle without Inter Axle Differential Lock but with Limited Slip Differential
 Dismantling
 Assembly
 Powershift Transmission 
 WG 210
 Main Components
 Oil Circulation Schematic
 Power Flow - Forward Speeds
 Power Flow - Reverse Speeds
 Test Points and connections
 Electro-Hydraulic Shift Control
 Dismantling 
 Assembly
 Hydraulic Control Unit 
 Propshafts
 Removal and Replacement
 Removal
 Replacement
Section G - Brakes
 Brakes
 Technical Data
 Brakes
 Fault Finding
 Brake System
 Parking Brake Function
 Brake Charging System
 Service Procedures
 Service Brakes
 Service Brake System Testing
 Checking the Brake Pad Wear
 Renewing the Brake Pads
 Bleeding
 Park Brake
 Adjusting the Park Brake
 Checking the Parking Brake Pad Wear
 Replacing the Parking Brake Pads
 Service Brakes
 Description and Operation
 Description
 Operation
 Service Brake Valve - Removal, Replacement and Setting
 Removal
 Replacement
 Setting
 Dismantling and Assembly
 Removal and Replacement
 Removal
 Replacement
 Parking Brake
 Description and Operation
 Description
 Operation
 Removal and Replacement
 Removal
 Replacement
 Dismantling and Assembly
Section H - Hydraulic Steering
 Hydraulic Steering
 Technical Data
 Hydraulic Steering Data
 Basic System Operation
 Hydraulic Steering System
 Description
 Operation
 Steer System Schematics
 Emergency Steering
 Description
 Operation
 Emergency Steer System Schematics
 Steering Unit
 Removal and Replacement
 Removal
 Removal
 Hydraulic Steering Control Unit
 Tool Dimensions
 Steering Control Unit
 General
 Preparation for Repair
 General
 Mounting the SCU for Repair
 Disassembly and Assembly
 Disassembly
 Assembly
 Emergency Steering Pump
 Removal and Replacement
 Removal
 Replacement
 Dismantling and Assembly
 Steering Rams
 Removal and Replacement
 Removal
 Replacement
 Dismantling and Assembly
Section K - Engine
 Engine
 Technical Data
 General Engine Data
 Charge Air Cooler
 Description
 Removal and Replacement
 Removal
 Replacement
Section S - Suspension
 Suspension
 Technical Data
 Suspension Data
 Description
 Front Suspension
 Hose and Pipework Layout (to Machine No. 833199)
 Circuit Diagram (to Machine No. 833199)
 Hose and Pipework Layout (from Machine No. 833200)
 Circuit Diagram (from Machine No. 833200)
 Rear Suspension
 Front Suspension
 Deactivating and Activating the “Hydac” System
 Deactivating
 Activating
 Setting-Up the “Hydac” Electro-Hydraulic Suspension System
 Manual Raise and Lower
 Purging the System
 Automatic Mode
 Deactivating and Activating the “Vansco” System
 Deactivating
 Activating
 Calibrating the “Vansco” System
 Calibration
 Hydraulic Suspension Cylinders
 Removal and Replacement
 Dismantling and Assembly
 Hydraulic Suspension Cylinder Bearings
 Control Arms
 Removal and Replacement
 Panhard Rods
 Removal and Replacement
 Bump Stops
 Checking, Removal and Replacement
 Suspension Accumulators
 Removal and Replacement
 Dismantling and Assembly
 Rear Suspension
 Rear Suspension Rubber Blocks
 Removal and Replacement
 Rear and Intermediate Panhard Rods
 Removal and Replacement
 Rear and Intermediate Suspension A-Frames
 Removal and Replacement
 Rocking Beam
 Removal and Replacement
 Rocking Beam Bushes
 Removal and Replacement
 Error Codes
 General
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JCB 722 Articulated Dump Truck Service Manual - 9803/7170-05.pdf
Source : Sitelux.com