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Liebherr R 914 Rail Litronic 1511 Hydraulic Excavator Operator’s Manual SN 47211 – PDF DOWNLOAD
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Liebherr R 914 Rail Litronic 1511 Hydraulic Excavator Operator’s Manual SN 47211 – PDF DOWNLOAD
Product ID
Manufacturer: Liebherr-Hydraulikbagger GmbH
Type: R 914 Rail Litronic
Type no.: 1511
From Serial no.: 47211
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Description
Liebherr R 914 Rail Litronic 1511 Hydraulic Excavator Operator’s Manual SN 47211 – PDF DOWNLOAD
FILE DETAILS:
Liebherr R 914 Rail Litronic 1511 Hydraulic Excavator Operator’s Manual SN 47211 – PDF DOWNLOAD
Language : English
Pages : 418
Downloadable : Yes
File Type : PDF
DESCRIPTION:
Liebherr R 914 Rail Litronic 1511 Hydraulic Excavator Operator’s Manual SN 47211 – PDF DOWNLOAD
Product ID
Manufacturer: Liebherr-Hydraulikbagger GmbH
Type: R 914 Rail Litronic
Type no.: 1511
From Serial no.: 47211
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.
Examples of this work:
– Operation including setup and fitting attachments, elimination of faults, care,
disposal of service products and consumables
– Maintenance including servicing, inspection and repair
– Transporting or loading the machine
- 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.
Liability and warranty:
- Due to the wide variety of products offered by other manufacturers (e.g. service products, lubricants, tool attachments and spare parts), Liebherr cannot examine the general suitability and absence of defects in third-party products which are used in or on Liebherr products. The same applies to possible interactions between third-party products and Liebherr products.
- Third-party products are used in or on Liebherr machines at the user’s own discretion.
Liebherr does not offer any warranty or accept any liability for losses of anykind caused by failures of or damage to Liebherr machines attributable to the use of third-party products. - Furthermore, Liebherr will not recognise any warranty claims attributable to incorrect operation, inadequate maintenance or the failure to follow safety instructions.
Modifications, conditions, copyright:
- Liebherr reserves the right to make modifications in the course of technical development, without issuing prior notification.
- Information and illustrations in these instructions are not allowed to be duplicated, distributed or used for the purposes of competing with Liebherr. All rights under copyright legislation are expressly reserved.
- The aforementioned provisions do not extend the warranty and liability conditions in the general terms and conditions of business of Liebherr.
IMAGES PREVIEW OF THE MANUAL:
TABLE OF CONTENTS:
Liebherr R 914 Rail Litronic 1511 Hydraulic Excavator Operator’s Manual SN 47211 – PDF DOWNLOAD
1 Product description 19
1.1 Technical description 19
1.1.1 General overview 19
1.2 Technical data 21
1.2.1 Vibration emission 21
1.22 CO2 emissions of diesel engine 21
1.2.3 Sound level 23
1.2.4 Specifications 24
2 Safety warnings 25
2.1 Information on these instructions 25
21.1 Representation of warning messages 25
21.2 Graphic symbols in these instructions 25
2.2 Intended use 26
2.21 Laws, rules, guidelines and safety regulations 26
2.2.2 Intended use 26
2.2.3 Foreseeable misuse 27
2.2.4 Operating conditions 27
2.2.5 Disposal 28
2.3 Description of staff 29
2.3.1 Personal protective equipment 29
2.3.2 Requirements for staff 29
2.3.3 Operating company 30
2.3.4 Operator 30
2.3.5 Maintenance staff 31
2.3.6 Electrical engineer 32
2.3.7 Refrigeration technician 33
2.3.8 Slinger 33
2.3.9 Spotter 34
1.1 Technical description 19
1.1.1 General overview 19
1.2 Technical data 21
1.2.1 Vibration emission 21
1.22 CO2 emissions of diesel engine 21
1.2.3 Sound level 23
1.2.4 Specifications 24
2 Safety warnings 25
2.1 Information on these instructions 25
21.1 Representation of warning messages 25
21.2 Graphic symbols in these instructions 25
2.2 Intended use 26
2.21 Laws, rules, guidelines and safety regulations 26
2.2.2 Intended use 26
2.2.3 Foreseeable misuse 27
2.2.4 Operating conditions 27
2.2.5 Disposal 28
2.3 Description of staff 29
2.3.1 Personal protective equipment 29
2.3.2 Requirements for staff 29
2.3.3 Operating company 30
2.3.4 Operator 30
2.3.5 Maintenance staff 31
2.3.6 Electrical engineer 32
2.3.7 Refrigeration technician 33
2.3.8 Slinger 33
2.3.9 Spotter 34
Signs on the machine 35
2.41 Safety signs 35
2.41 General safety signs 35
2.41 Safety signs on rail-road excavator 37
2.42 Information signs 39
2.4.3 Identification tag 43
Protective devices on the machine 44
2.51 Safety lever or folding console 44
2.5.2 Operator’s cab 44
2.5.3 Tip over protective structure (TOPS) 44
2.5.4 Roll over protective structure (ROPS) 45
2.5.5 Falling object protective structures (FOPS and FGPS) 45
Emergency equipment on the machine 46
2.6.1 Emergency exit (standard) 46
2.6.2 Fire extinguisher (option) 46
2.6.3 Emergency command devices of machine 46
2.6.4 Emergency stop function of machine 47
Safe operation 47
2.7.1 Intoxicants 47
2.7.2 Dangerous fuels and operating fluids 47
2.7.3 Transporting machine 48
2.7.4 Access to machine 48
2.7.5 Machine danger zone 49
2.7.6 Visibility 49
2.7.7 Protection against vibration 50
2.7.8 Operation of machine 51
2.7.9 Load-lifting work 54
Safe work 54
2.8.1 Hydraulic hammer 54
Safe maintenance 55
2.9.1 Spare parts 55
29.2 Heavy parts 55
29.3 Regular checks 55
Modifications to the machine 56
2.10.1 Modifications, add-ons and retrofittings 56
2.41 Safety signs 35
2.41 General safety signs 35
2.41 Safety signs on rail-road excavator 37
2.42 Information signs 39
2.4.3 Identification tag 43
Protective devices on the machine 44
2.51 Safety lever or folding console 44
2.5.2 Operator’s cab 44
2.5.3 Tip over protective structure (TOPS) 44
2.5.4 Roll over protective structure (ROPS) 45
2.5.5 Falling object protective structures (FOPS and FGPS) 45
Emergency equipment on the machine 46
2.6.1 Emergency exit (standard) 46
2.6.2 Fire extinguisher (option) 46
2.6.3 Emergency command devices of machine 46
2.6.4 Emergency stop function of machine 47
Safe operation 47
2.7.1 Intoxicants 47
2.7.2 Dangerous fuels and operating fluids 47
2.7.3 Transporting machine 48
2.7.4 Access to machine 48
2.7.5 Machine danger zone 49
2.7.6 Visibility 49
2.7.7 Protection against vibration 50
2.7.8 Operation of machine 51
2.7.9 Load-lifting work 54
Safe work 54
2.8.1 Hydraulic hammer 54
Safe maintenance 55
2.9.1 Spare parts 55
29.2 Heavy parts 55
29.3 Regular checks 55
Modifications to the machine 56
2.10.1 Modifications, add-ons and retrofittings 56
10
copyright ® Liebherr-Hydraulikbagger GmbH 2019
R 914 Rail Litronic – 1511 / 47211
LHBM2244425/01/2018-10-08/en
LHB/M2244425/01/2019-10-08/en
LHB/M2244425/01/2019-10-08/en
Operator’s manual Contents
3 Control and operation 57
3.1 Control and operating elements 57
3.1.1 Overview of operator’s platform 57
3.1.2 Control unit A 58
3.1.3 Control unit B 59
3.1.4 Control unit F 59
3.1.5 Further control units 59
3.2 Display 60
3.21 Display 60
3.22 Status symbols 61
3.2.3 Start page menu 67
3.2.4 Camera menu 68
3.2.5 Automatic air conditioning 69
3.2.6 Operating status menu 73
3.2.7 Exhaust system submenu 74
3 Control and operation 57
3.1 Control and operating elements 57
3.1.1 Overview of operator’s platform 57
3.1.2 Control unit A 58
3.1.3 Control unit B 59
3.1.4 Control unit F 59
3.1.5 Further control units 59
3.2 Display 60
3.21 Display 60
3.22 Status symbols 61
3.2.3 Start page menu 67
3.2.4 Camera menu 68
3.2.5 Automatic air conditioning 69
3.2.6 Operating status menu 73
3.2.7 Exhaust system submenu 74
3.2.8 Sensor-controlled low idle automatic and automatic engine stop
submenu (option) 74
3.29 System settings menu 75
3.2.10 Operating hour meter and odometer submenu 76
3.2.11 Windscreen wiper interval submenu 77
3.2.12 Radio remote control submenu 77
3.2.13 Display settings submenu 78
3.2.14 Display brightness and display volume submenu 78
3.2.15 Camera image contrast submenu 79
3.2.16 Camera return time submenu 79
3.2.17 Regional settings and system parameters submenu 80
3.2.18 Unit selection submenu 81
3.2.19 System diagnosis submenu 81
3.2.20 Time zone submenu 82
3.2.21 Time format and date format submenu 82
3.2.22 Language selection submenu 83
3.2.23 Electrical outputs submenu 83
3.2.24 Electrical inputs submenu 84
3.2.25 Function settings menu 85
3.2.26 Central lubrication system submenu (option) 86
submenu (option) 74
3.29 System settings menu 75
3.2.10 Operating hour meter and odometer submenu 76
3.2.11 Windscreen wiper interval submenu 77
3.2.12 Radio remote control submenu 77
3.2.13 Display settings submenu 78
3.2.14 Display brightness and display volume submenu 78
3.2.15 Camera image contrast submenu 79
3.2.16 Camera return time submenu 79
3.2.17 Regional settings and system parameters submenu 80
3.2.18 Unit selection submenu 81
3.2.19 System diagnosis submenu 81
3.2.20 Time zone submenu 82
3.2.21 Time format and date format submenu 82
3.2.22 Language selection submenu 83
3.2.23 Electrical outputs submenu 83
3.2.24 Electrical inputs submenu 84
3.2.25 Function settings menu 85
3.2.26 Central lubrication system submenu (option) 86
copyright © Liebherr-Hydraulikbagger GmbH 2019
R 914 Rall Litronic – 1511 / 47211 LIEBHERR 11
Contents Operator’s manual
Contents Operator’s manual
3.2.27 Maintenance submenu 87
3.2.28 SF submenu 88
3.2.29 User profile submenu 91
3.2.30 Automatic reversible fan drive submenu (option) 91
3.2.31 Comfort slewing brake submenu (option) 92
3.2.32 Information menu 93
3.2.33 Operating time submenu 94
3.2.34 Fuel consumption submenu 94
3.2.35 Key assignment submenu 95
3.2.36 Tool Control menu 95
3.2.37 Service codes menu 96
3.3 Control 98
3.3.1 Battery main switch 08
3.3.2 Entering and exiting machine 99
3.3.3 Emergency exit 101
3.3.4 Fire extinguisher (option) 101
3.3.5 Folding console 102
3.3.6 Operator’s seat 103
3.3.7 Safety belt 111
3.3.8 Ignition key 112
3.3.9 Confirmation button 113
3.3.10 Horn 114
3.3.11 Windscreen 114
3.3.12 Sun blind 117
3.3.13 Viewing devices 118
3.3.14 Lighting 125
3.3.15 Cab lighting system 126
3.3.16 Windshield wipers 127
3.3.17 Windscreen washer system 127
3.3.18 Auxiliary heater (option) 128
3.3.19 LiDAT (option) 128
3.4 Operation 130
3.41 Inspection tour before putting into service 130
3.42 Refuelling 131
3.4.3 Refuelling with electric refuelling pump (option) 132
3.2.28 SF submenu 88
3.2.29 User profile submenu 91
3.2.30 Automatic reversible fan drive submenu (option) 91
3.2.31 Comfort slewing brake submenu (option) 92
3.2.32 Information menu 93
3.2.33 Operating time submenu 94
3.2.34 Fuel consumption submenu 94
3.2.35 Key assignment submenu 95
3.2.36 Tool Control menu 95
3.2.37 Service codes menu 96
3.3 Control 98
3.3.1 Battery main switch 08
3.3.2 Entering and exiting machine 99
3.3.3 Emergency exit 101
3.3.4 Fire extinguisher (option) 101
3.3.5 Folding console 102
3.3.6 Operator’s seat 103
3.3.7 Safety belt 111
3.3.8 Ignition key 112
3.3.9 Confirmation button 113
3.3.10 Horn 114
3.3.11 Windscreen 114
3.3.12 Sun blind 117
3.3.13 Viewing devices 118
3.3.14 Lighting 125
3.3.15 Cab lighting system 126
3.3.16 Windshield wipers 127
3.3.17 Windscreen washer system 127
3.3.18 Auxiliary heater (option) 128
3.3.19 LiDAT (option) 128
3.4 Operation 130
3.41 Inspection tour before putting into service 130
3.42 Refuelling 131
3.4.3 Refuelling with electric refuelling pump (option) 132
copyright ® Liebherr-Hydraulikbagger GmbH 2019
12 LIEBHERR R 914 Rall Litronic – 1511 / 47211
LHBM2244425/01/2018-10-08/en
LHB/M2244425/01/2019-10-08/en
LHB/M2244425/01/2019-10-08/en
Operator’s manual
Contents
3.4.4 Filling with diesel exhaust fluid 133
3.45 Immobiliser (option) 134
3.46 Preparing machine for dust intensive application 136
3.4.7 Preparing machine for use in biologically sensitive areas 136
3.4.8 Starting diesel engine 137
3.49 Bringing machine to operating temperature 137
3.4.10 Engine speed and operating mode 138
3.4.11 After starting 139
3.4.12 Sensor-controlled low idle automatic 141
3.4.13 Automatic engine stop after idling (option) 141
3.4.14 Shutting off diesel engine 142
3.4.15 Shutting off diesel engine in an emergency 142
3.4.16 Travelling and braking 143
3.4.17 Controlling working attachment 146
3.4.18 Turning and braking uppercarriage 148
3.4.19 Slewing brake 149
3.4.20 Positioning slewing brake 154
3.4.21 Selecting boom or working tool 154
3.4.22 Laterally adjusting boom 155
3.4.23 Selecting the working tool 155
3.4.24 Using working tool in continuous mode (option) 156
3.4.25 Control changeover (option) 168
3.4.26 Changing over control of right mini-joystick (option) 159
3.4.27 Reversible fan drive for radiator cleaning (option) 161
3.5 Working with the rail drive system 163
3.5.1 Display for rail mode 163
3.5.2 Status symbols in rail mode 169
3.5.3 Switching on and switching off rail-road system 172
3.56.4 Functional test 173
3.5.5 Changing machine over to rail 176
3.5.6 Parking brake 179
3.5.7 Rail lighting 180
3.5.8 Emergency brake 182
3.5.9 Signal horn 183
3.5.10 Rail travel 183
copyright © Liebherr-Hydraulikbagger GmbH 2019
R 914 Rall Litronic – 1511 747211 LIEBHERR 13
Contents Operator’s manual
3.5.11 Working in rail mode 187
3.5.12 Changing machine over to road 189
3.5.13 Pulling and pushing rail trailer 192
3.45 Immobiliser (option) 134
3.46 Preparing machine for dust intensive application 136
3.4.7 Preparing machine for use in biologically sensitive areas 136
3.4.8 Starting diesel engine 137
3.49 Bringing machine to operating temperature 137
3.4.10 Engine speed and operating mode 138
3.4.11 After starting 139
3.4.12 Sensor-controlled low idle automatic 141
3.4.13 Automatic engine stop after idling (option) 141
3.4.14 Shutting off diesel engine 142
3.4.15 Shutting off diesel engine in an emergency 142
3.4.16 Travelling and braking 143
3.4.17 Controlling working attachment 146
3.4.18 Turning and braking uppercarriage 148
3.4.19 Slewing brake 149
3.4.20 Positioning slewing brake 154
3.4.21 Selecting boom or working tool 154
3.4.22 Laterally adjusting boom 155
3.4.23 Selecting the working tool 155
3.4.24 Using working tool in continuous mode (option) 156
3.4.25 Control changeover (option) 168
3.4.26 Changing over control of right mini-joystick (option) 159
3.4.27 Reversible fan drive for radiator cleaning (option) 161
3.5 Working with the rail drive system 163
3.5.1 Display for rail mode 163
3.5.2 Status symbols in rail mode 169
3.5.3 Switching on and switching off rail-road system 172
3.56.4 Functional test 173
3.5.5 Changing machine over to rail 176
3.5.6 Parking brake 179
3.5.7 Rail lighting 180
3.5.8 Emergency brake 182
3.5.9 Signal horn 183
3.5.10 Rail travel 183
copyright © Liebherr-Hydraulikbagger GmbH 2019
R 914 Rall Litronic – 1511 747211 LIEBHERR 13
Contents Operator’s manual
3.5.11 Working in rail mode 187
3.5.12 Changing machine over to road 189
3.5.13 Pulling and pushing rail trailer 192
3.6 Shut-off functions 195
3.6.1 Setting parameters for working tools 195
3.6.1 Setting parameters for working tools 195
3.6.2 Height limitation 196
3.6.3 Slew limitation 202
3.6.4 Virtual wall 207
3.6.5 Load moment limitation 213
3.6.6 Bypassing limitation 217
3.7 General working methods 218
3.7.1 Working without damaging machine 218
3.7.1 Working without damaging machine 218
3.7.2 Putting machine in working position 220
3.7.3 Travelling at operating location 220
3.7.4 Travelling with load at operating location 221
3.7.5 Travelling on slopes 222
3.7.6 Travelling under obstacles 223
3.7.7 Working on a slope 224
3.7.8 Working with backhoe bucket 224
3.7.9 Working with hydraulic hammer 226
3.7.10 Working with the grapple 228
3.7.10 Working with the grapple 228
3.7.11 Working with clamshell 228
3.7.12 Handling loads 230
3.7.13 Loading transport vehicle 230
3.7.14 Lifting loads 231
3.7.15 Lifting loads with quick coupler 232
3.7.16 Lifting loads with load lift hook (option) 233
3.7.12 Handling loads 230
3.7.13 Loading transport vehicle 230
3.7.14 Lifting loads 231
3.7.15 Lifting loads with quick coupler 232
3.7.16 Lifting loads with load lift hook (option) 233
3.8 Installing and removing working attachment 234
3.8.1 Installing and removing working attachment pins 234
3.8.1 Installing and removing working attachment pins 234
3.8.2 Installing and removing bucket 234
3.8.3 Installing and removing bucket with special seal 236
3.8.4 Using quick coupler 237
3.8.5 Installing and removing grapple on the stick 237
3.8.6 Installing and removing grapple on industrial stick 239
3.8.7 Installing and removing stick 241
copyright © Liebherr-Hydraulikbagger GmbH 2019
14 LIEBHERR R 914 Rall Litronic – 1511 / 47211
14 LIEBHERR R 914 Rall Litronic – 1511 / 47211
LHBM2244425/01/2018-10-08/en
LHB/M2244425/01/2019-10-08/en
LHB/M2244425/01/2019-10-08/en
Operator’s manual
Contents
3.8.8 Installing and removing boom 241
3.9 Parking machine 242
3.9.1 Parking machine on level ground 242
3.9.2 Parking machine on a slope 243
3.10 Transport 244
3.10.1 Preparatory work 244
3.10.2 Driving machine onto low-loader 244
3.10.3 Lifting machine 247
3.10.4 Tying down machine 250
3.11 Emergency operation 252
3.11.1 Jump starting 252
3.11.2 Lowering working attachment when engine is shut off 253
3.11.3 Emergency hydraulics 253
3.11.4 Towing 254
3.11.5 Towing on the rails 254
4 Malfunctions 257
4.1 Service code tables 257
4.1.1 Warning symbols 257
4.2 Fault – Cause – Remedy 264
4.2.1 Diesel engine and fuel system 264
4.2.2 Hydraulic system 267
42.3 Travel gear 268
4.24 Electrical system 268
425 Heating, ventilation and air conditioning unit 268
426 Working attachment 269
4.3 Problem remedy 270
4.3.1 Fuses and relays in the uppercarriage 270
4.3.2 Fuses and relays in operator’s platform 277
5 Maintenance 281
5.1 Inspection and maintenance schedule 281
5.2 Filling quantities and lubrication chart 286
5.2.1 Filling quantities 286
52.2 Lubrication chart 287
3.9 Parking machine 242
3.9.1 Parking machine on level ground 242
3.9.2 Parking machine on a slope 243
3.10 Transport 244
3.10.1 Preparatory work 244
3.10.2 Driving machine onto low-loader 244
3.10.3 Lifting machine 247
3.10.4 Tying down machine 250
3.11 Emergency operation 252
3.11.1 Jump starting 252
3.11.2 Lowering working attachment when engine is shut off 253
3.11.3 Emergency hydraulics 253
3.11.4 Towing 254
3.11.5 Towing on the rails 254
4 Malfunctions 257
4.1 Service code tables 257
4.1.1 Warning symbols 257
4.2 Fault – Cause – Remedy 264
4.2.1 Diesel engine and fuel system 264
4.2.2 Hydraulic system 267
42.3 Travel gear 268
4.24 Electrical system 268
425 Heating, ventilation and air conditioning unit 268
426 Working attachment 269
4.3 Problem remedy 270
4.3.1 Fuses and relays in the uppercarriage 270
4.3.2 Fuses and relays in operator’s platform 277
5 Maintenance 281
5.1 Inspection and maintenance schedule 281
5.2 Filling quantities and lubrication chart 286
5.2.1 Filling quantities 286
52.2 Lubrication chart 287
copyright © Liebherr-Hydraulikbagger GmbH 2019
R 914 Rall Litronic – 1511 747211 LIEBHERR 15
Contents Operator’s manual
R 914 Rall Litronic – 1511 747211 LIEBHERR 15
Contents Operator’s manual
5.3 Fuels, lubricants and operating fluids 291
5.3.1 General information about lubricants and fuels 291
5.3.2 Diesel fuels 291
5.3.3 Diesel exhaust fluids 292
5.3.4 Engine oils 293
5.3.5 Refrigerant 204
53.6 Coolant 295
5.3.7 Hydraulic oils 296
5.3.8 Gear oils 298
5.3.9 Greases 298
5.3.10 Windscreen washer fluid 299
5.3.11 Lubricants and care products for electrical and mechanical systems 299
54 Access points for maintenance work 300
5.4.1 Access points on uppercarriage 300
5.4.2 Access points under the uppercarriage 301
5.4.3 Access points on undercarriage 302
5.5 Preparing for maintenance 303
5.5.1 Maintenance procedures 303
5.5.2 Safety instructions 304
5.5.3 Putting machine in maintenance position 305
56 General maintenance 307
56.1 Welding 307
5.6.2 Corrosion-proofing piston rods 307
5.6.3 Cleaning the machine 308
5.6.4 Cleaning travel gear 309
5.6.5 Cleaning the fan and radiator 310
5.6.6 Corrosion protection 310
5.7 Complete machine 321
5.7.1 Checking machine for proper condition and tightness 321
5.7.2 Lubricating bearings on machine and working attachment 327
5.7.3 Checking components for cracks 328
5.7.4 Lubricating hinges, locks and gas pressure springs of doors, hoods and
windows 329
5.7.5 Filling in sample data sheet 330
5.8 Drive group 336
5.3.1 General information about lubricants and fuels 291
5.3.2 Diesel fuels 291
5.3.3 Diesel exhaust fluids 292
5.3.4 Engine oils 293
5.3.5 Refrigerant 204
53.6 Coolant 295
5.3.7 Hydraulic oils 296
5.3.8 Gear oils 298
5.3.9 Greases 298
5.3.10 Windscreen washer fluid 299
5.3.11 Lubricants and care products for electrical and mechanical systems 299
54 Access points for maintenance work 300
5.4.1 Access points on uppercarriage 300
5.4.2 Access points under the uppercarriage 301
5.4.3 Access points on undercarriage 302
5.5 Preparing for maintenance 303
5.5.1 Maintenance procedures 303
5.5.2 Safety instructions 304
5.5.3 Putting machine in maintenance position 305
56 General maintenance 307
56.1 Welding 307
5.6.2 Corrosion-proofing piston rods 307
5.6.3 Cleaning the machine 308
5.6.4 Cleaning travel gear 309
5.6.5 Cleaning the fan and radiator 310
5.6.6 Corrosion protection 310
5.7 Complete machine 321
5.7.1 Checking machine for proper condition and tightness 321
5.7.2 Lubricating bearings on machine and working attachment 327
5.7.3 Checking components for cracks 328
5.7.4 Lubricating hinges, locks and gas pressure springs of doors, hoods and
windows 329
5.7.5 Filling in sample data sheet 330
5.8 Drive group 336
copyright ® Liebherr-Hydraulikbagger GmbH 2019
16 LIEBHERR R 914 Rall Litronic – 1511 / 47211
LHBM2244425/01/2018-10-08/en
LHB/M2244425/01/2019-10-08/en
LHB/M2244425/01/2019-10-08/en
Operator’s manual Contents
5.8.1 Diesel engine: Putting in maintenance position 336
5.8.2 Diesel engine: Checking oil level 336
5.8.3 Fuel pre-filter: Draining water 337
5.8.4 Fuel tank: Draining water and sediments 338
5.8.5 Air filter: Emptying dust collecting tank 340
5.8.6 Air filter: Replacing main filter cartridge 340
5.8.7 Air filter: Replacing safety filter cartridge 342
5.8.8 Regenerating exhaust system 343
5.9 Cooling system 347
5.9.1 Checking coolant level 347
5.9.2 Checking cooling system and heat exchanger for contamination 348
5.10 Working hydraulics 350
5.10.1 Depressurising hydraulic system 350
5.10.2 Hydraulic tank: Checking oil level 350
5.10.3 Hydraulic tank: Draining water and sediments 353
5.10.4 Return filter: Checking and cleaning magnetic rod 354
5.10.5 Bypass filter (option): Checking degree of contamination of filter
5.8.1 Diesel engine: Putting in maintenance position 336
5.8.2 Diesel engine: Checking oil level 336
5.8.3 Fuel pre-filter: Draining water 337
5.8.4 Fuel tank: Draining water and sediments 338
5.8.5 Air filter: Emptying dust collecting tank 340
5.8.6 Air filter: Replacing main filter cartridge 340
5.8.7 Air filter: Replacing safety filter cartridge 342
5.8.8 Regenerating exhaust system 343
5.9 Cooling system 347
5.9.1 Checking coolant level 347
5.9.2 Checking cooling system and heat exchanger for contamination 348
5.10 Working hydraulics 350
5.10.1 Depressurising hydraulic system 350
5.10.2 Hydraulic tank: Checking oil level 350
5.10.3 Hydraulic tank: Draining water and sediments 353
5.10.4 Return filter: Checking and cleaning magnetic rod 354
5.10.5 Bypass filter (option): Checking degree of contamination of filter
cartridge 355
5.11 Electrical system 357
5.11.1 General information 357
5.12 Travel gear 358
5.12.1 Checking track tension 358
5.12.2 Tightening track 359
5.12.3 Slackening track 360
5.12.4 Determining track type 361
5.11 Electrical system 357
5.11.1 General information 357
5.12 Travel gear 358
5.12.1 Checking track tension 358
5.12.2 Tightening track 359
5.12.3 Slackening track 360
5.12.4 Determining track type 361
5.12.5 Checking tracks, sprocket wheels, idler-wheels, carrier rollers and track
rollers for wear 362
5.12.6 Visual inspection of travel gear components 362
5.12.7 Rail-road system: Lubricating rail guide system 362
5.12.8 Rail-road system: Adjusting rail guard (option) 363
5.13 Working attachment 365
5.13.1 Lubricating working tool 365
5.13.2 Checking pin bearings for wear 365
5.13.3 Changing bucket teeth with Z system 366
5.14 Operator’s cab, heating and air conditioning 368
5.14.1 Filling with windscreen washer fluid 368
rollers for wear 362
5.12.6 Visual inspection of travel gear components 362
5.12.7 Rail-road system: Lubricating rail guide system 362
5.12.8 Rail-road system: Adjusting rail guard (option) 363
5.13 Working attachment 365
5.13.1 Lubricating working tool 365
5.13.2 Checking pin bearings for wear 365
5.13.3 Changing bucket teeth with Z system 366
5.14 Operator’s cab, heating and air conditioning 368
5.14.1 Filling with windscreen washer fluid 368
copyright © Liebherr-Hydraulikbagger GmbH 2019
R 914 Rall Litronic – 1511 747211 LIEBHERR 17
Contents Operator’s manual
5.14.2 Auxiliary heater (option): Checking function 368
Contents Operator’s manual
5.14.2 Auxiliary heater (option): Checking function 368
5.14.3 Switching on air conditioning unit 369
5.14.4 Checking and cleaning air conditioning condenser 369
5.15 Lubrication system 371
5.15.1 Lubrication system: Filling with grease 371
5.16.2 Checking lubrication of bearings (grease collar) 372
5.16 Slewing gearbox and slewing ring 373
5.16.1 Slewing gearbox: Checking oil level 373
Appendix 375
6.1 Pre-tightening torque and turning angle 375
6.1.1 Procedure 375
Index 377
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