jcb 3CX User manual

OPERATOR'S MANUAL
BACKHOE LOADER
3CX, 4CX
EN - 9831/8750 ISSUE 1 - 04/2018
THIS MANUAL SHOULD ALWAYS STAY WITH THE MACHINE

OPERATOR'S
MANUAL
BACKHOE LOADER
3CX, 4CX
EN - 9831/8750 - ISSUE 1 - 04/2018
This manual contains original instructions, verified by
the manufacturer (or their authorized representative).
Copyright 2018 © JCB SERVICE
All rights reserved. No part of this publication may
be reproduced, stored in a retrieval system, or
transmitted in any form or by any other means,
electronic, mechanical, photocopying or otherwise,
without prior permission from JCB SERVICE.
www.jcb.com
Foreword
The Operator's Manual
You and others can be killed or seriously injured
if you operate or maintain the machine without
first studying the Operator's Manual. You must
understand and follow the instructions in the
Operator's Manual. If you do not understand
anything, ask your employer or JCB dealer to
explain it.
Do not operate the machine without an Operator's
Manual, or if there is anything on the machine you
do not understand.
Treat the Operator's Manual as part of the machine.
Keep it clean and in good condition. Replace the
Operator's Manual immediately if it is lost, damaged
or becomes unreadable.
Machine Delivery and Installation
Even if you have operated this type of equipment
before, it is very important that your new machines
operations and functions are explained to you by
a JCB Dealer Representative following delivery of
your new machine.
Following the installation you will know how to gain
maximum productivity and performance from your
new product.
Please contact your local JCB dealer if the
Installation Form (included in this manual) has not
yet been completed with you.
Your local JCB Dealer is
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9831/8750-1
Notes:
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Table of Contents
i 9831/8750-1 i
Contents Page No.
Acronyms Glossary ........................................................................................................................................ ix
Introduction
About this Manual
Model and Serial Number ..................................................................................................................... 1
Using the Manual .................................................................................................................................. 1
Left-Hand Side, Right-Hand Side ......................................................................................................... 1
Cab/Canopy .......................................................................................................................................... 1
Cross References ................................................................................................................................. 1
Location of Manual ............................................................................................................................... 2
Safety
Safety - Yours and Others .................................................................................................................... 3
Safety Warnings .................................................................................................................................... 3
General Safety ...................................................................................................................................... 4
Clothing and Personal Protective Equipment (PPE) ............................................................................ 5
About the Product
Introduction
General .................................................................................................................................................. 7
Name and Address of the Manufacturer .............................................................................................. 7
Product Compliance .............................................................................................................................. 7
Description
General .................................................................................................................................................. 8
Intended Use ......................................................................................................................................... 8
Log Moving/Object Handling ................................................................................................................. 8
Optional Equipment and Attachments .................................................................................................. 8
Danger Zone ......................................................................................................................................... 8
Main Component Locations .................................................................................................................. 8
Product and Component Identification
Machine ............................................................................................................................................... 10
Engine ................................................................................................................................................. 10
Axle(s) ................................................................................................................................................. 11
Gearbox ............................................................................................................................................... 12
Operator Protective Structure ............................................................................................................. 12
Safety Labels
General ................................................................................................................................................ 15
Safety Label Identification ................................................................................................................... 15
Operator Station
Component Locations ......................................................................................................................... 18
Interior Switches
Ignition Switch ..................................................................................................................................... 24
Multi-Purpose Switch .......................................................................................................................... 24
Cab Interior Light ................................................................................................................................ 25
Console Switches
General ................................................................................................................................................ 26
Road Lights ......................................................................................................................................... 26
Rear Fog Lights .................................................................................................................................. 26
Hazard Warning Lights ....................................................................................................................... 26
Front Work Lights ............................................................................................................................... 27
Rear Work Lights ................................................................................................................................ 27
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Table of Contents
ii 9831/8750-1 ii
Four Wheel Drive Selector ................................................................................................................. 27
Smooth Ride System (SRS) ............................................................................................................... 27
Smooth Ride System with Hose Burst Check Valve .......................................................................... 27
Beacon ................................................................................................................................................ 28
Air-Conditioning ................................................................................................................................... 28
Window Heater ................................................................................................................................... 28
Lifting Warning System ....................................................................................................................... 28
Loader Quickhitch ............................................................................................................................... 28
Kingpost Clamp ................................................................................................................................... 28
Rear Window Wiper ............................................................................................................................ 28
Bi-Directional and Hammer Mode Selector ........................................................................................ 28
Hydraulic Flow Control ....................................................................................................................... 29
Return To Dig Enable ......................................................................................................................... 29
Handheld Hydraulic Tool Circuits ........................................................................................................ 29
Hammer ............................................................................................................................................... 29
Drinks Machine ................................................................................................................................... 29
Excavator/Loader Control Selector ..................................................................................................... 29
Operation
Introduction
General ................................................................................................................................................ 31
Operating Safety
General ................................................................................................................................................ 32
Worksite Safety ................................................................................................................................... 34
Risk Assessment ................................................................................................................................ 35
Walk-Around Inspection
General ................................................................................................................................................ 37
Entering and Leaving the Operator Station
General ................................................................................................................................................ 38
Doors
Operator Door ..................................................................................................................................... 39
Windows
Side Window ....................................................................................................................................... 40
Rear Window ...................................................................................................................................... 40
Battery Isolator
General ................................................................................................................................................ 42
Before Starting the Engine
General ................................................................................................................................................ 43
Operator Seat
General ................................................................................................................................................ 45
Suspension Seat ................................................................................................................................. 45
Seat Belt
General ................................................................................................................................................ 49
Inertia Reel Seat Belt ......................................................................................................................... 49
Static Seat Belt ................................................................................................................................... 50
Mirrors
General ................................................................................................................................................ 52
Starting the Engine
General ................................................................................................................................................ 53
Warming Up ........................................................................................................................................ 54
Immobiliser .......................................................................................................................................... 54
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Table of Contents
iii 9831/8750-1 iii
Stopping and Parking
General ................................................................................................................................................ 58
Preparing for Travel
General ................................................................................................................................................ 60
Preparing for Road Travel .................................................................................................................. 61
Preparing for Worksite Travel ............................................................................................................. 64
Beacon ................................................................................................................................................ 65
Safety Equipment
Boom Lock .......................................................................................................................................... 67
Slew Lock ........................................................................................................................................... 68
Control Lock ........................................................................................................................................ 69
Drive Controls
Steering Wheel ................................................................................................................................... 71
Steering Column ................................................................................................................................. 71
Accelerator Pedal ................................................................................................................................ 71
Hand Throttle Control ......................................................................................................................... 72
Service Brake Pedal ........................................................................................................................... 72
Park Brake .......................................................................................................................................... 72
Transmission Drive Lever ................................................................................................................... 73
Gear Lever .......................................................................................................................................... 75
Transmission Kickdown Switch ........................................................................................................... 75
Transmission Dump Switch ................................................................................................................ 76
Steer Mode Control ............................................................................................................................ 76
Transmission Mode ............................................................................................................................. 79
Instruments
Instrument Panel ................................................................................................................................. 81
Speedometer ....................................................................................................................................... 91
Getting the Machine Moving
General ................................................................................................................................................ 93
Slopes
General ................................................................................................................................................ 95
Driving on Slopes ............................................................................................................................... 95
Driving the Machine
Steer Modes ........................................................................................................................................ 96
Limited Slip Differential (LSD) ............................................................................................................ 96
TorqueLock .......................................................................................................................................... 96
Operating Levers/Pedals
General ................................................................................................................................................ 98
Control Layouts ................................................................................................................................... 98
Loader Controls .................................................................................................................................. 98
Excavator End Controls .................................................................................................................... 110
Stabiliser Controls ............................................................................................................................. 132
Auxiliary Circuit Controls ................................................................................................................... 135
Lifting and Loading
General .............................................................................................................................................. 141
Lifting (Object Handling) Kit .............................................................................................................. 141
Load Charts ...................................................................................................................................... 142
Lifting Warning System ..................................................................................................................... 146
Working with the Loader
General .............................................................................................................................................. 148
Filling the Shovel .............................................................................................................................. 149
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Table of Contents
iv 9831/8750-1 iv
Loading a Truck ................................................................................................................................ 150
Working with the Excavator End
General .............................................................................................................................................. 151
Preparing to Use the Excavator End ................................................................................................ 151
Lifting With the Excavator End ......................................................................................................... 152
Digging .............................................................................................................................................. 153
Changing the Bucket Linkage .......................................................................................................... 154
Extending Dipper .............................................................................................................................. 157
Knuckle Boom ................................................................................................................................... 161
Heating, Ventilating and Air-Conditioning (HVAC)
Air-Conditioning Controls .................................................................................................................. 164
Cab Heater Controls ......................................................................................................................... 164
Face Level Fan ................................................................................................................................. 165
Extreme Cold Climate Heater
General .............................................................................................................................................. 166
Power Sockets
Auxiliary Power Socket ..................................................................................................................... 173
Radio
General .............................................................................................................................................. 174
Cab Options
Drinks Machine ................................................................................................................................. 175
Fire Extinguisher
General .............................................................................................................................................. 177
Moving a Disabled Machine
General .............................................................................................................................................. 178
Getting the Machine Unstuck ........................................................................................................... 178
Jump-Starting the Engine ................................................................................................................. 178
Retrieval ............................................................................................................................................ 179
Loader Arm (Emergency Operation) ................................................................................................ 181
Excavator End (Emergency Operation) ............................................................................................ 181
Lifting the Machine
General .............................................................................................................................................. 182
Transporting the Machine
General .............................................................................................................................................. 186
Loading the Machine onto the Transporting Vehicle/Trailer ............................................................. 186
Operating Environment
General .............................................................................................................................................. 188
Operating in Low Temperatures ....................................................................................................... 188
Operating in High Temperatures ....................................................................................................... 188
Refuelling
General .............................................................................................................................................. 190
Low Fuel Levels ................................................................................................................................ 190
Filling the Tank .................................................................................................................................. 190
Attachments
Working with Attachments
Introduction ........................................................................................................................................ 193
Attachments for your Machine .......................................................................................................... 193
Connecting/Disconnecting Hydraulic Hoses ..................................................................................... 194
Direct-Mounted Attachments
General .............................................................................................................................................. 198
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Table of Contents
v 9831/8750-1 v
Tool Carrier
General .............................................................................................................................................. 199
Quickhitch
General .............................................................................................................................................. 202
Loader Quickhitch ............................................................................................................................. 202
Loader Quickhitch Carriage .............................................................................................................. 203
Excavator End Quickhitch ................................................................................................................. 204
Auxiliary Circuits
General .............................................................................................................................................. 217
Handheld Hydraulic Tool Circuits ...................................................................................................... 217
Bi-directional Circuits ........................................................................................................................ 218
Shovels
Shovel Forks ..................................................................................................................................... 223
Street Pads ....................................................................................................................................... 225
Side-Shift Carriage
General .............................................................................................................................................. 226
Hose Reel
General .............................................................................................................................................. 232
Work Platforms
General .............................................................................................................................................. 234
Hydraulic Thumb
General .............................................................................................................................................. 235
Hammer
General .............................................................................................................................................. 236
Preservation and Storage
Cleaning
General .............................................................................................................................................. 239
Preparation ........................................................................................................................................ 240
Checking For Damage
General .............................................................................................................................................. 241
Storage
General .............................................................................................................................................. 242
Put into Storage ................................................................................................................................ 242
During Storage .................................................................................................................................. 242
Take out of Storage .......................................................................................................................... 243
Security
General .............................................................................................................................................. 244
JCB Plantguard ................................................................................................................................. 244
LiveLink ............................................................................................................................................. 244
Maintenance
Introduction
General .............................................................................................................................................. 245
Owner/Operator Support ................................................................................................................... 245
Service/Maintenance Agreements .................................................................................................... 246
Initial Service and Inspection ............................................................................................................ 246
Obtaining Spare Parts ...................................................................................................................... 246
Maintenance Safety
General .............................................................................................................................................. 247
Fluids and Lubricants ....................................................................................................................... 248
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Table of Contents
vi 9831/8750-1 vi
Maintenance Schedules
General .............................................................................................................................................. 252
How to Use the Maintenance Schedules ......................................................................................... 252
Maintenance Intervals ....................................................................................................................... 252
Pre-start Cold Checks, Service Points and Fluid Levels .................................................................. 253
Functional Tests and Final Inspection .............................................................................................. 256
Maintenance Positions
General .............................................................................................................................................. 258
Maintenance Position - Loader Arm Lowered .................................................................................. 258
Maintenance Position - Loader Arm Raised ..................................................................................... 258
Service Points
General .............................................................................................................................................. 261
Access Apertures
General .............................................................................................................................................. 263
Engine Compartment Cover ............................................................................................................. 263
Front Grille ........................................................................................................................................ 266
Tools
General .............................................................................................................................................. 267
Toolbox .............................................................................................................................................. 267
Lubrication
General .............................................................................................................................................. 268
Preparation ........................................................................................................................................ 268
Attachments
General ............................................................................................................................................. 269
Body and Framework
General ............................................................................................................................................. 272
Kingpost ............................................................................................................................................ 274
Loader Arm
General ............................................................................................................................................. 275
Excavator End
Lubricate ............................................................................................................................................ 276
Wear Pads ........................................................................................................................................ 277
Extending Dipper .............................................................................................................................. 278
Stabilisers
Wear Pads ........................................................................................................................................ 280
Operator Station
General ............................................................................................................................................. 282
Operator Protective Structure ........................................................................................................... 282
Seat ................................................................................................................................................... 283
Seat Belt ........................................................................................................................................... 283
Controls ............................................................................................................................................. 284
Engine
General ............................................................................................................................................. 285
Oil ...................................................................................................................................................... 285
Drive Belt .......................................................................................................................................... 288
Air Filter
General ............................................................................................................................................. 290
Fuel System
General ............................................................................................................................................. 292
Fuel Filter .......................................................................................................................................... 293
Engine Fuel Filter ............................................................................................................................. 293
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Table of Contents
vii 9831/8750-1 vii
Water Separator ............................................................................................................................... 294
Cooling System
General ............................................................................................................................................. 295
Coolant .............................................................................................................................................. 295
Cooling Pack .................................................................................................................................... 296
Brakes
Park Brake ........................................................................................................................................ 297
Service Brake ................................................................................................................................... 298
Gearbox
Oil ...................................................................................................................................................... 300
Steering System
General ............................................................................................................................................. 301
Axles
General ............................................................................................................................................. 302
Driveshafts
General ............................................................................................................................................. 304
Wheels
General ............................................................................................................................................. 305
Tyres
General ............................................................................................................................................. 307
Hydraulic System
General ............................................................................................................................................. 309
Services ............................................................................................................................................ 310
Oil ...................................................................................................................................................... 310
Cylinders / Rams .............................................................................................................................. 311
Electrical System
General ............................................................................................................................................. 312
Battery ............................................................................................................................................... 313
Battery Isolator ................................................................................................................................. 316
Fuses ................................................................................................................................................ 316
Relays ............................................................................................................................................... 319
Window Washer
Check (Level) .................................................................................................................................... 321
Technical Data
Static Dimensions
Dimensions ........................................................................................................................................ 323
Weights ............................................................................................................................................. 327
Visibility Diagrams ............................................................................................................................. 329
Performance Dimensions
Loader Arm Dimensions and Performance ...................................................................................... 342
Excavator End Dimensions and Performance .................................................................................. 345
Excavator End Quickhitch Dimensions and Performance ................................................................ 349
Driving Performance ......................................................................................................................... 349
Attachment Dimensions
Safe Working Loads ......................................................................................................................... 350
Excavator Bucket .............................................................................................................................. 352
Loader Shovels ................................................................................................................................. 354
Hydraulic Thumb ............................................................................................................................... 355
Noise Emissions
General .............................................................................................................................................. 357
Noise Data ........................................................................................................................................ 357
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