Liebherr Hydraulic excavator R 976 Operator’s manual 29103 – PDF DOWNLOAD

Description

Liebherr Hydraulic excavator R 976 Operator’s manual 29103 – PDF DOWNLOAD

FILE DETAILS:

Liebherr Hydraulic excavator R 976 Operator’s manual 29103 – PDF DOWNLOAD

Language : English
Pages :  376
Downloadable : Yes
File Type : PDF
Size: 83.5 MB

DESCRIPTION:

Liebherr Hydraulic excavator R 976 Operator’s manual 29103 – PDF DOWNLOAD

Preface

• This operating manual is intended for you as the machine operator or as a member of the maintenance personnel. It contains warnings, important information and tips for working with the machine.It simplifies the process of familiarisation and getting to know the machine, and helps to avoid faults caused by incorrect operation.
• Compliance with the operating manual increases the reliability and service life of the machine.
• The operating manual must be kept with the machine. Make sure that a copy is always kept close to hand at the workplace.
• Read the operating manual before initial commissioning and subsequently at regular intervals. Everyone who carries out work with or on the machine must be familiar with and use this operating manual.

• The owner is responsible for supplementing the operating manual with instructions based on existing national regulations on accident prevention and environmental protection.
• In addition to this operating manual and the regulations on accident prevention applicable in the user’s country and at the place of use, it is also necessary to comply with the recognised technical rules on safety and technically proficient working.
• Some sections of this operating manual do not apply to all machines. Some illustrations in this operating manual may show details and implements that are different from your machine. In some illustrations, protective devices and covers have been removed to provide a clearer representation.
• Liebherr machines are subject to continuous development and improvement. This may have resulted in modifications to your machine which are possibly not referred to in this operating manual.
• If you require further explanations or information, please contact Liebherr customer service.

TABLE OF CONTENTS:

Liebherr Hydraulic excavator R 976 Operator’s manual 29103 – PDF DOWNLOAD

1 Product description 19
1.1 Technical description 19
1.1.1 Overview 19
1.1.2 Uppercarriage 21
1.1.3 Undercarriage 22
1.2 Technical data 23
1.2.1 Vibration emission 23
1.2.2 CO2 emissions of diesel engine 23
1.2.3 Sound level 24
1.2.4 Specifications 25
2 Safety warnings 27
2.1 Information on these instructions 27
2.1.1 Representation of warning messages 27
2.1.2 Graphic symbols in these instructions 27
2.2 Intended use 28
2.2.1 Laws, rules, guidelines and safety regulations 28
2.2.2 Intended use 28
2.2.3 Foreseeable misuse 29
2.2.4 Operating conditions 29
2.2.5 Disposal 30
2.3 Description of staff 31
2.3.1 Personal protective equipment 31
2.3.2 Requirements for staff 31
2.3.3 Operating company 32
2.3.4 Operator 32
2.3.5 Maintenance staff 33
2.3.6 Electrical engineer 34
2.3.7 Refrigeration technician 34
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Contents Operator’s manual
2.3.8 Rigger 35
2.3.9 Spotter 36
2.4 Signs on the machine 37
2.4.1 Locations of signs 37
2.4.2 Warning signs 37
2.4.3 Information signs 40
2.4.4 Identification plates 44
2.5 Protective devices on the machine 44
2.5.1 Safety lever or folding console 44
2.5.2 Operator’s cab 44
2.5.3 Height-adjustable operator’s cab 45
2.5.4 Tip over protective structure (TOPS) 45
2.5.5 Roll over protective structure (ROPS) 46
2.5.6 Falling object protective structures (FOPS and FGPS) 46
2.6 Emergency equipment on the machine 47
2.6.1 Emergency exit (standard) 47
2.6.2 Fire extinguisher (option) 47
2.6.3 Emergency command devices of machine 47
2.6.4 Emergency stop function of machine 48
2.7 Safe operation 48
2.7.1 Intoxicants 48
2.7.2 Dangerous fuels and operating fluids 48
2.7.3 Transporting machine 49
2.7.4 Access to machine 49
2.7.5 Machine danger zone 50
2.7.6 Visibility 50
2.7.7 Protection against vibration 51
2.7.8 Operation of machine 52
2.7.9 Load-lifting work 55
2.8 Safe work 55
2.8.1 Machines with height adjustable cab 55
2.9 Safe maintenance 56
2.9.1 Spare parts 56
2.9.2 Heavy parts 56
2.9.3 Regular checks 56
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Operator’s manual Contents
2.10 Modifications to the machine 57
2.10.1 Modifications, add-ons and retrofittings 57
3 Control and operation 59
3.1 Control and operating elements 59
3.1.1 Overview of operator’s platform 59
3.1.2 Control unit A 62
3.1.3 Control unit B 63
3.2 Display 64
3.2.1 Display 64
3.2.2 Status symbols 65
3.2.3 Start page menu 72
3.2.4 Camera menu 72
3.2.5 Air conditioning unit 73
3.2.6 Operating status menu 75
3.2.7 Sensor-controlled low idle automatic and automatic engine stop
submenu (option) 76
3.2.8 Measurement displays submenu 77
3.2.9 System settings menu 78
3.2.10 Operating hour meter submenu 80
3.2.11 Windscreen wiper interval submenu 81
3.2.12 Radio remote control submenu 81
3.2.13 Display brightness and display volume submenu 83
3.2.14 Camera image contrast submenu 83
3.2.15 Camera return time submenu 84
3.2.16 Unit selection submenu 84
3.2.17 Time zone submenu 85
3.2.18 Time format and date format submenu 85
3.2.19 Language selection submenu 85
3.2.20 Test system submenu 86
3.2.21 Brightness of LED headlights submenu (option) 87
3.2.22 Unlocking with PIN code (option) submenu 87
3.2.23 Electrical outputs submenu 88
3.2.24 Electrical inputs submenu 88
3.2.25 Function settings menu 90
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Contents Operator’s manual
3.2.26 Central lubrication system submenu 91
3.2.27 Maintenance submenu 92
3.2.28 SF submenu 93
3.2.29 Hoist cylinder shut-off and stick cylinder shut-off submenu (option) 96
3.2.30 Automatic reversible fan drive submenu (option) 97
3.2.31 Bleeding control valve block submenu 97
3.2.32 Priority between lifting boom and turning uppercarriage submenu 98
3.2.33 Information menu 98
3.2.34 Operating hours submenu 99
3.2.35 Fuel consumption submenu 100
3.2.36 CodingKey submenu 101
3.2.37 Tool Control menu 101
3.2.38 Tool Control symbols 102
3.2.39 Service codes menu 103
3.3 Control 105
3.3.1 Battery main switch 105
3.3.2 Entering and exiting machine 106
3.3.3 Emergency exit 107
3.3.4 Fire extinguisher (option) 107
3.3.5 Safety lever 108
3.3.6 Folding console 108
3.3.7 Operator’s seat 110
3.3.8 Safety belt 116
3.3.9 Horn 117
3.3.10 Tilting operator’s cab (option) 118
3.3.11 Sun blind 119
3.3.12 Side windows 120
3.3.13 Viewing devices 121
3.3.14 Lighting 127
3.3.15 Cab lighting system 128
3.3.16 Windscreen wipers 129
3.3.17 Auxiliary heater (option) 129
3.4 Operation 131
3.4.1 Inspection tour before putting into service 131
3.4.2 Refuelling 132
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3.4.3 Refuelling with the electric refuelling pump (option) 133
3.4.4 Filling with diesel exhaust fluid 135
3.4.5 Immobiliser (option) 136
3.4.6 Preparing machine for dust intensive application 137
3.4.7 Preparing machine for use in biologically sensitive areas 137
3.4.8 Starting diesel engine 138
3.4.9 Bringing machine to operating temperature 139
3.4.10 Engine speed and operating mode 139
3.4.11 After starting 140
3.4.12 Sensor-controlled low idle automatic 141
3.4.13 Automatic engine shut-off after idling (option) 143
3.4.14 Shutting off diesel engine 143
3.4.15 Travelling and braking 145
3.4.16 Travel alarm (option) 148
3.4.17 Controlling working attachment 148
3.4.18 Turning and braking uppercarriage 151
3.4.19 Turning alarm (option) 153
3.4.20 Float position of bottom dump shovel attachment 154
3.4.21 Hoist cylinder protection of backhoe bucket attachment (option) 156
3.4.22 Stick cylinder protection 158
3.4.23 Controlling special working attachment without mini-joystick (option) 159
3.4.24 Controlling special working attachment with mini-joystick (option) 162
3.4.25 Control changeover (option) 164
3.4.26 Changing over control of right mini-joystick (option) 166
3.4.27 Changing over control of left double pedal (option) 168
3.4.28 Changing over control of joystick control (option) 170
3.4.29 Reversing fan drive for radiator cleaning (option) 171
3.5 Shut-off functions 173
3.5.1 Stick cylinder shut-off and hoist cylinder shut-off (option) 173
3.5.2 Overload warning system (option) 176
3.6 General working methods 178
3.6.1 Working without damaging machine 178
3.6.2 Putting machine in working position 180
3.6.3 Travelling on slopes 180
3.6.4 Travelling under obstacles 182
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Contents Operator’s manual
3.6.5 Working on slope 182
3.6.6 Working with a backhoe bucket 183
3.6.7 Ground surface grading 184
3.6.8 Working with a hydraulic hammer 185
3.6.9 Working with the grapple 186
3.6.10 Working with the clamshell 186
3.6.11 Transferring loads 188
3.6.12 Loading a transport vehicle 188
3.6.13 Lifting loads 189
3.6.14 Lifting loads with quick coupler 190
3.6.15 Lifting loads with working tool with load lift hook (option) 191
3.7 Installing and removing working attachment 192
3.7.1 Installing and removing working attachment pins 192
3.7.2 Installing and removing bucket 192
3.7.3 Installing and removing bucket with special seal 194
3.7.4 Using quick coupler 195
3.7.5 Installing and removing grapple on stick 195
3.7.6 Installing and removing grapple on industrial stick 197
3.7.7 Installing and removing stick 199
3.7.8 Installing and removing boom 199
3.8 Parking machine 200
3.8.1 Parking machine on level ground 200
3.8.2 Parking machine on a slope 201
3.9 Installing and removing the counterweight 202
3.9.1 Installing and removing counterweight 202
3.10 Transport 204
3.10.1 Adjusting undercarriage width mechanically (option) 204
3.10.2 Driving machine onto low-loader (machine transporter) 209
3.10.3 Lifting machine 210
3.10.4 Tying down machine 212
3.11 Emergency operation 214
3.11.1 Using emergency mode 214
3.11.2 Jump starting 216
3.11.3 Lowering working attachment in an emergency 216
3.11.4 Lowering operator’s cab in an emergency (option) 217
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Operator’s manual Contents
3.11.5 Central lubrication system 219
3.11.6 Towing 219
4 Malfunctions 221
4.1 Service code tables 221
4.1.1 Warning symbols 221
4.1.2 SCR system 225
4.2 Fault – Cause – Remedy 227
4.2.1 Diesel engine and fuel system 227
4.2.2 Hydraulic system 230
4.2.3 Travel gear 230
4.2.4 Electrical system 231
4.2.5 Heating, ventilation and air conditioning unit 231
4.2.6 Working attachment 232
4.3 Problem remedy 233
4.3.1 Fuses and relays 233
5 Maintenance 245
5.1 Inspection and maintenance schedule 245
5.2 Filling quantities and lubrication chart 252
5.2.1 Filling quantities 252
5.2.2 Lubrication chart 253
5.3 Fuels, lubricants and operating fluids 255
5.3.1 General information 255
5.3.2 Oil analysis 255
5.3.3 Diesel fuels 255
5.3.4 Diesel exhaust fluids 256
5.3.5 Engine oils 256
5.3.6 Refrigerant 257
5.3.7 Coolant 258
5.3.8 Hydraulic oils 259
5.3.9 Gear oils 260
5.3.10 Pump distributor gear oils 261
5.3.11 Greases 262
5.3.12 Windscreen washer fluid 263
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Contents Operator’s manual
5.3.13 Lubricants and care products for electrical and mechanical systems 263
5.4 Access points for maintenance work 264
5.4.1 Access points on uppercarriage 264
5.4.2 Access points under the uppercarriage 265
5.4.3 Access points on the undercarriage 266
5.5 Preparing for maintenance 267
5.5.1 Maintenance procedures 267
5.5.2 Safety instructions 267
5.5.3 Putting machine in maintenance position 268
5.6 General maintenance 270
5.6.1 Welding 270
5.6.2 Bleeding hydraulic cylinders 270
5.6.3 Applying corrosion protection to piston rods 271
5.6.4 Cleaning the machine 272
5.6.5 Cleaning travel gear 274
5.6.6 Cleaning fan and radiator 274
5.6.7 Corrosion protection 275
5.7 Complete machine 286
5.7.1 Checking machine for proper condition and tightness 286
5.7.2 Lubricating bearings on machine and working attachment 286
5.7.3 Checking components for cracks 288
5.7.4 Cleaning and treating rubber seals on doors and hoods 288
5.8 Drive group 289
5.8.1 Diesel engine: Putting in maintenance position 289
5.8.2 Diesel engine: Checking oil level 289
5.8.3 Diesel engine: Checking condition, tightness and cleanliness 291
5.8.4 Fuel pre-filter: Draining water 291
5.8.5 Fuel tank: Draining water and sediments 292
5.8.6 Fuel fine filter: Replacing filter cartridge 293
5.8.7 Air filter: Emptying dust collecting tank 294
5.8.8 Air filter: Replacing main filter cartridge 295
5.8.9 Pump distributor gear: Checking oil level 296
5.9 Cooling system 298
5.9.1 Checking coolant level 298
5.9.2 Coolant: Checking concentration 299
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Operator’s manual Contents
5.10 Working hydraulics 303
5.10.1 Depressurising hydraulic system 303
5.10.2 Hydraulic tank: Checking oil level 304
5.10.3 Hydraulic tank: Draining water and sediments 306
5.10.4 Return filter: Checking and cleaning magnetic rod 307
5.10.5 Bypass filter (option): Checking level of contamination of filter cartridge 307
5.10.6 Bleeding control valve block 308
5.10.7 Hydraulic hoses: Checking condition and tightness 308
5.11 Electrical system 310
5.11.1 General information 310
5.12 Travel gear 311
5.12.1 Checking track tension 311
5.12.2 Tightening track 312
5.12.3 Slackening track 313
5.12.4 Determining track type 314
5.12.5 Track pads and sprocket wheels: Checking mounting 315
5.13 Working attachment 317
5.13.1 Lubricating working tool 317
5.13.2 Checking pin connections for secure seating 317
5.13.3 Checking steel parts for cracks 318
5.13.4 Pin bearing: checking for wear 318
5.13.5 Changing bucket teeth with Z system 318
5.14 Operator’s cab, heating and air conditioning 320
5.14.1 Filling with windscreen washer fluid 320
5.14.2 Switching on air conditioning unit 320
5.14.3 Cleaning pre-filter 321
5.15 Lubrication system 322
5.15.1 Lubrication system: Filling with grease 322
5.15.2 Checking lubrication of bearings (grease collar) 322
5.15.3 Pipes, hoses and lubricating points: Checking tightness and condition 323
5.16 Slewing gearbox and slewing ring 324
5.16.1 Slewing gearbox: Checking oil level 324
6 Appendix 327
6.1 Pre-tightening torque and turning angle 327
INDEX

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