JCB 3DX Backhoe Loader Repair Service Manual

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This service manual PDF download for the 3DX JCB Backhoe Loader 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 Backhoe Loader 3DX


TABLE OF CONTENTS :

General Information 1
Care & Safety 2
Routine Maintenance 3
Attachments A
Body & Framework B
Electrics C
Controls D
Hydraulics E
Transmission F
Brakes G
Steering H
Engine K


MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
Publication No. : 550/42426
Total Pages : 415


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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3DX Service Manual

General Information
Machine Identification Plate
Engine and Rear Axle Plate
Front Axle and Transmission Plate
Torque Settings
Service Tools
Body & Framework
Hydraulics
Transmission
Steering

Care & Safety
Safety Notices
General Safety
Operating Safety
Maintenance Safety

Routine Maintenance
Checking for Damage
Cleaning the Machine
Tyres and Wheels
Lubricants – Health and safety
Loader Arm Safety Strut
Engine Panel
Service Schedules
Service Capacities
Coolants
Engine Preservation
Greasing
Loader Arms
Backhoe
Front Axle (2 Wheel Drive Machines)
Front Axle ( 4 Wheel Drive Machines )
Rear and Front Propshaft
Attachments
Extending Dipper
Oiling - Controls
Engine Air Filter
Pre Cleaner
Changing of Filters
Engine Oil and Filter
Fan Belt
Fuel System
Fuel Tank
Fuel Filters
Hydraulic System
Oil Level
Hydraulic Filter
Suction Strainer
Cleaning the Tubes/Fins
Synchro Transmission
4WD Front Axle
Differential Oil Level
Hub Oil
Rear Axle
Oil Level
Brakes
Battery

Attachment
Technical Data
Major Components
Torque Settings
Lubricants
Service Schedules
Greasing
Operation
Start Up
Raising the Piston
Piston Stroke
Hydraulic Pressure Testing
Checking For Wear
Dismantling & Assembly
Side Plates
Swivel Couplings
Accumulators
Accumulator Charging
PAV
Tie Rods
Valve Body
Cylinder
Front Head
Accumulator Charging

Body & Framework
Welding
Service Tools
Slide Hammer Kit
Rivet Nuts
Glazing
Preparing the New Glass
Cab ROPS/FOPS
Adjustments
Stabiliser Legs
Extending Dipper
Hydra Clamp
Removal and Replacement
Loader Front
Boom
Dipper
Kingpost & Carriage
Stabiliser Leg removal
Clearances

Electricals
Fuses
Electrical Circuit
Electrical Harness
Maxi Fuse harness
Panel harness 4WD
Cab Harness 2 WD
Cab Harness 4 WD
Chassis Harness 2WD
Chassis harness 4WD
Service Procedure
Use of Multimeter
Test a Diode
Batteries
Maintenance & safety
Activating New Battery
High Rate Discharge Test
Charging Circuit Test
Starting Circuit Test

Controls
Steering Column
Loader Valve Controls
Excavator Valve Controls
Auxiliary Footpedal Control
Loader Control Knob

Hydraulics
Technical Data
Machine Hydraulics
Hydraulic Pumps
Relief Valves
Smooth Ride System
Basic Circuit
Neutral Circuit
CETOP Symbols
Hydraulic Schematics – Standard
Hydraulic Schematics – 6-in-1
Circuit Descriptions
Hydraulic Pump
LVB
Neutral Circuit
Unloader Operation
Load Hold Check Valve
Arms Lower & Float
Main Relief Valve
Auxiliary Relief Valve
EVB
Neutral Circuit
Load Hold Check Valve
One Way Restrictor
Slew Operation
Slew Ram End Damping
Slew ARV
Auxilary Relief Valve Operation
Make-Up Check Valve
Hydra Clamp
Smooth Ride System
Fault Finding
Service Procedure
Hydraulic Contamination
Pump Flow and Press testing
Main Relief Valve (M.R.V.)
Unloader Valve
Shovel Ram Rod Side A.R.V.
ARV - Using Hand Pump
Ram Creep Tests
Valve Spool seals
SRS - Accumulator charging
Removal and Replacement
Pumps
LVB
Main Relief Valve
Auxiliary Relief Valve
Unloader Valve
Standard Spool
Float Spool
EVB
ARVs
Hydraclamp Valve
Hydraulic Rams
Lift Ram
Shovel Ram
Boom Ram
Dipper Ram
Bucket Ram
Slew Ram
Stabiliser Ram
Priority Valve
JCB Ram Sealing Procedure
SRS - Accumulator
Slew Ram

Transmission
Technical Data
Front Axle
Rear Axle
Synchro Shuttle Gearbox
Stall Data
Tyre Sizes and Pressures
Basic Operation
Front Axle
Transmission
Hydraulic and Electrical Operation
Torque Converter
Systems Description
Synchro Mesh
Fd / Rev Clutch
2/4 WD Clutch
Fault Finding
2/4 Wheel Drive Clutch
Service Procedures
Renewing the Pinion Oil Seal
Front Axle
Rear Axle
Converter Stall, Pressure and Flow Test
Tow Procedure
Dismantling and Assembly
Propshaft
Front Axle
Front Hub
Swivel and Driveshaft
Drive Head
Pinion Depth Setting
Crown Wheel and Pinion Meshing
Rear Axle
Brakes
Hub and Driveshaft
Drivehead
Crownwheel and Pinion Meshing
Collapsible Spacer Assembly
Synchro Shuttle Gearbox
Removal and Replacement
Dismantling
Assembly
Reverser Unit
2/4 WD Clutch
Pressure Testing the 2/4WD Clutch
PTFE Piston Ring Seals
Torque Converter

Brakes
Technical data
Basic System Operation
Master Cylinder
Fault Finding
Service Procedures
Brake Light Switch - Adjustment
Brake Piston seal leak test
Parking Brake - Testing
Park Brake - Adjustment
Dismantling and Assembly
Master Cylinder
Service Brakes
Bleeding
Park Brake Caliper
Brake Disc

Steering
Technical Data
Basic System Operation
2 Wheel Steer Machines
Hydraulic Operation
Circuit Descriptions
Neutral
Right Turn
Left Turn
Left Turn - Unassisted
Priority Valve
Priority Valve – Neutral
Priority Valve – Turning
Fault Finding
Service Procedure
Pressure Testing
Priority Valve - Standby Pressure
Removal and Replacement
Power Track Rod
Link Arms
PTR Ram
Priority Valve
Hydraulic Steer Unit

Engine
Removal and Replacement

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