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Liebherr R 914 Compact 1511 Hydraulic Excavator Operator’s Manual SN 45264 – PDF DOWNLOAD
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Liebherr R 914 Compact 1511 Hydraulic Excavator Operator’s Manual SN 45264 – PDF DOWNLOAD
Product ID
Manufacturer: Liebherr-Hydraulikbagger GmbH
Liebherr-France SAS
Type: R 914 Compact
Type no.: 1511
From Serial no.: 45264
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Description
Liebherr R 914 Compact 1511 Hydraulic Excavator Operator’s Manual SN 45264 – PDF DOWNLOAD
FILE DETAILS:
Liebherr R 914 Compact 1511 Hydraulic Excavator Operator’s Manual SN 45264 – PDF DOWNLOAD
Language : English
Pages : 348
Downloadable : Yes
File Type : PDF
DESCRIPTION:
Liebherr R 914 Compact 1511 Hydraulic Excavator Operator’s Manual SN 45264 – PDF DOWNLOAD
Product ID
Manufacturer: Liebherr-Hydraulikbagger GmbH
Liebherr-France SAS
Type: R 914 Compact
Type no.: 1511
From Serial no.: 45264
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.
TABLE OF CONTENTS:
Liebherr R 914 Compact 1511 Hydraulic Excavator Operator’s Manual SN 45264 – 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 22
1.2.4 Specifications 23
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 32
2.3.8 Rigger 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 22
1.2.4 Specifications 23
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 32
2.3.8 Rigger 33
2.3.9 Spotter 34
Operator’s manual
2.4 Signs on the machine 35
2.41 Warning signs 35
2.42 Information signs 37
2.4.3 Identification plate 41
2.5 Protective devices on the machine 42
2.51 Safety lever or folding console 42
2.5.2 Operator’s cab 42
2.5.3 Height-adjustable operator’s cab 42
2.5.4 Tip over protective structure (TOPS) 43
2.5.5 Roll over protective structure (ROPS) 43
2.5.6 Falling object protective structures (FOPS and FGPS) 44
2.6 Emergency equipment on the machine 44
2.6.1 Emergency exit (standard) 44
2.6.2 Fire extinguisher (option) 44
2.6.3 Emergency command devices of machine 45
2.6.4 Emergency stop function of machine 45
2.7 Safe operation 45
2.71 Intoxicants 45
2.7.2 Dangerous fuels and operating fluids 46
2.7.3 Transporting machine 46
2.7.4 Access to machine 47
2.7.5 Machine danger zone 48
2.7.6 Visibility 48
2.7.7 Protection against vibration 49
2.7.8 Operation of machine 50
2.7.9 Load-lifting work 52
2.8 Safe maintenance 53
2.8.1 Spare parts 53
2.8.2 Heavy parts 53
2.8.3 Regular checks 53
2.9 Modifications to the machine 54
2.9.1 Modifications, add-ons and retrofittings 54
Control and operation 55
3.1 Control and operating elements 55
3.1.1 Overview of operator’s platform 55
3.1.2 Control unit A 56
3.1.3 Control unit B 57
3.1.4 Further control units 57
2.41 Warning signs 35
2.42 Information signs 37
2.4.3 Identification plate 41
2.5 Protective devices on the machine 42
2.51 Safety lever or folding console 42
2.5.2 Operator’s cab 42
2.5.3 Height-adjustable operator’s cab 42
2.5.4 Tip over protective structure (TOPS) 43
2.5.5 Roll over protective structure (ROPS) 43
2.5.6 Falling object protective structures (FOPS and FGPS) 44
2.6 Emergency equipment on the machine 44
2.6.1 Emergency exit (standard) 44
2.6.2 Fire extinguisher (option) 44
2.6.3 Emergency command devices of machine 45
2.6.4 Emergency stop function of machine 45
2.7 Safe operation 45
2.71 Intoxicants 45
2.7.2 Dangerous fuels and operating fluids 46
2.7.3 Transporting machine 46
2.7.4 Access to machine 47
2.7.5 Machine danger zone 48
2.7.6 Visibility 48
2.7.7 Protection against vibration 49
2.7.8 Operation of machine 50
2.7.9 Load-lifting work 52
2.8 Safe maintenance 53
2.8.1 Spare parts 53
2.8.2 Heavy parts 53
2.8.3 Regular checks 53
2.9 Modifications to the machine 54
2.9.1 Modifications, add-ons and retrofittings 54
Control and operation 55
3.1 Control and operating elements 55
3.1.1 Overview of operator’s platform 55
3.1.2 Control unit A 56
3.1.3 Control unit B 57
3.1.4 Further control units 57
3.2 Display 58
3.2.1 Display 58
3.2.2 Status symbols 59
3.2.3 Start page menu 67
3.24 Camera menu 67
3.2.5 Automatic air conditioning 69
3.2.6 Operating status menu 72
3.2.7 Diesel particulate filter submenu (option) 73
3.2.8 Sensor-controlled low idle automatic and automatic engine stop
3.2.1 Display 58
3.2.2 Status symbols 59
3.2.3 Start page menu 67
3.24 Camera menu 67
3.2.5 Automatic air conditioning 69
3.2.6 Operating status menu 72
3.2.7 Diesel particulate filter submenu (option) 73
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 kilometre counter submenu 76
3.2.11 Windscreen wiper interval submenu 76
3.2.12 Radio remote control submenu 77
3.2.13 Display settings submenu 77
3.2.14 Display brightness and display volume submenu 77
3.2.15 Camera image contrast submenu 78
3.2.16 Camera return time submenu 79
3.2.17 Regional settings and system parameters submenu 79
3.2.18 Unit selection submenu 80
3.2.19 System diagnosis submenu 80
3.2.20 Time zone submenu 81
3.2.21 Time format and date format submenu 81
3.2.22 Language selection submenu 82
3.2.23 Electrical outputs submenu 82
3.2.24 Electrical inputs submenu 83
3.2.25 Function settings menu 83
3.2.26 Central lubrication system submenu 85
3.2.27 Maintenance submenu 85
3.2.28 SF submenu 87
3.2.29 User profile submenu 89
3.2.10 Operating hour meter and kilometre counter submenu 76
3.2.11 Windscreen wiper interval submenu 76
3.2.12 Radio remote control submenu 77
3.2.13 Display settings submenu 77
3.2.14 Display brightness and display volume submenu 77
3.2.15 Camera image contrast submenu 78
3.2.16 Camera return time submenu 79
3.2.17 Regional settings and system parameters submenu 79
3.2.18 Unit selection submenu 80
3.2.19 System diagnosis submenu 80
3.2.20 Time zone submenu 81
3.2.21 Time format and date format submenu 81
3.2.22 Language selection submenu 82
3.2.23 Electrical outputs submenu 82
3.2.24 Electrical inputs submenu 83
3.2.25 Function settings menu 83
3.2.26 Central lubrication system submenu 85
3.2.27 Maintenance submenu 85
3.2.28 SF submenu 87
3.2.29 User profile submenu 89
3.2.30 Stick cylinder shut-off submenu (option) 920
3.2.31 Hoist cylinder shut-off submenu (option) 91
3.2.32 Stick cylinder shut-off and hoist cylinder shut-off submenu (option) 91
3.2.33 Workspace limitation submenu (option) 92
3.2.34 Automatic reversible fan drive submenu (option) 92
3.2.35 Comfort slewing brake submenu (option) 93
3.2.36 Information menu 93
3.2.37 Operating time submenu 94
3.2.38 Fuel consumption submenu 95
3.2.39 Key assignment submenu 95
3.2.40 Tool Control menu 96
3.2.41 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 100
3.3.4 Fire extinguisher (option) 100
3.3.5 Folding console 101
3.3.6 Operator’s seat 103
3.3.7 Safety belt 109
3.3.8 Ignition key 110
3.3.9 Confirmation button mM
3.3.10 Horn 112
3.3.11 Windscreen 113
3.3.12 Sun blind 115
3.3.13 Side windows 116
3.3.14 Viewing devices 117
3.3.15 Lighting 124
3.3.16 Cab lighting system 125
3.3.17 Windshield wipers 126
3.3.18 Windscreen washer system 126
3.3.19 Auxiliary heater (option) 127
3.3.20 LiDAT (option) 127
3.4 Operation 128
3.41 Inspection tour before putting into service 128
3.4.2 Refuelling 129
3.2.31 Hoist cylinder shut-off submenu (option) 91
3.2.32 Stick cylinder shut-off and hoist cylinder shut-off submenu (option) 91
3.2.33 Workspace limitation submenu (option) 92
3.2.34 Automatic reversible fan drive submenu (option) 92
3.2.35 Comfort slewing brake submenu (option) 93
3.2.36 Information menu 93
3.2.37 Operating time submenu 94
3.2.38 Fuel consumption submenu 95
3.2.39 Key assignment submenu 95
3.2.40 Tool Control menu 96
3.2.41 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 100
3.3.4 Fire extinguisher (option) 100
3.3.5 Folding console 101
3.3.6 Operator’s seat 103
3.3.7 Safety belt 109
3.3.8 Ignition key 110
3.3.9 Confirmation button mM
3.3.10 Horn 112
3.3.11 Windscreen 113
3.3.12 Sun blind 115
3.3.13 Side windows 116
3.3.14 Viewing devices 117
3.3.15 Lighting 124
3.3.16 Cab lighting system 125
3.3.17 Windshield wipers 126
3.3.18 Windscreen washer system 126
3.3.19 Auxiliary heater (option) 127
3.3.20 LiDAT (option) 127
3.4 Operation 128
3.41 Inspection tour before putting into service 128
3.4.2 Refuelling 129
3.43 Refuelling with electric refuelling pump (option) 130
3.4.4 Filling with diesel exhaust fluid 132
3.4.5 Immobiliser (option) 133
3.4.6 Preparing machine for dust intensive application 134
3.4.7 Preparing machine for use in biologically sensitive areas 134
3.4.8 Starting diesel engine 135
3.4.9 Bringing machine to operating temperature 136
3.4.10 Engine speed and operating mode 136
3.4.11 After starting 138
3.4.12 Sensor-controlled low idle automatic 139
3.4.13 Automatic engine shut-off after idling (option) 139
3.4.14 Shutting off diesel engine 140
3.4.15 Shutting off diesel engine in an emergency 140
3.4.16 Travelling and braking 141
3.4.17 Travel alarm (option) 144
3.4.18 Controlling blade 145
3.4.19 Controlling working attachment 148
3.4.20 Turning and braking uppercarriage 151
3.4.21 Slewing brake 151
3.4.22 Positioning slewing brake 156
3.4.23 Selecting boom or working tool 157
3.4.24 |Laterally adjusting boom 157
3.4.25 Selecting the working tool 158
3.4.26 Using working tool in continuous mode (option) 159
3.4.27 Control changeover (option) 161
3.4.28 Changing over control of right mini-joystick (option) 162
3.4.29 Reversible fan drive for radiator cleaning (option) 163
3.4.10 Engine speed and operating mode 136
3.4.11 After starting 138
3.4.12 Sensor-controlled low idle automatic 139
3.4.13 Automatic engine shut-off after idling (option) 139
3.4.14 Shutting off diesel engine 140
3.4.15 Shutting off diesel engine in an emergency 140
3.4.16 Travelling and braking 141
3.4.17 Travel alarm (option) 144
3.4.18 Controlling blade 145
3.4.19 Controlling working attachment 148
3.4.20 Turning and braking uppercarriage 151
3.4.21 Slewing brake 151
3.4.22 Positioning slewing brake 156
3.4.23 Selecting boom or working tool 157
3.4.24 |Laterally adjusting boom 157
3.4.25 Selecting the working tool 158
3.4.26 Using working tool in continuous mode (option) 159
3.4.27 Control changeover (option) 161
3.4.28 Changing over control of right mini-joystick (option) 162
3.4.29 Reversible fan drive for radiator cleaning (option) 163
3.5 Shut-off functions 166
3.5.1 Stick cylinder shut-off (option) 166
3.5.1 Stick cylinder shut-off (option) 166
3.5.2 Height limit (option) 168
3.5.3 Overload warning system (option) 177
3.6 General working methods 180
3.6.1 Working without damaging machine 180
3.6.1 Working without damaging machine 180
3.6.2 Putting machine in working position 182
copyright © Liebherr-Hydraulikbagger GmbH 2018
R 914 Compact – 1511 / 45264 LIEBHERR 13
Contents Operator’s manual
3.6.3 Travelling on slopes 182
R 914 Compact – 1511 / 45264 LIEBHERR 13
Contents Operator’s manual
3.6.3 Travelling on slopes 182
3.6.4 Travelling under obstacles 184
3.6.5 Working on a slope 184
3.6.6 Working with a backhoe bucket 185
3.6.7 Ground surface grading 186
3.6.8 Working with a hydraulic hammer 187
3.6.9 Working with the grapple 188
3.6.10 Working with the clamshell 188
3.6.11 Handling loads 190
3.6.12 Loading a transport vehicle 191
3.6.13 Lifting loads 191
3.6.14 Lifting loads with quick coupler 192
3.6.15 Lifting loads with working tool with load lift hook (option) 193
3.6.10 Working with the clamshell 188
3.6.11 Handling loads 190
3.6.12 Loading a transport vehicle 191
3.6.13 Lifting loads 191
3.6.14 Lifting loads with quick coupler 192
3.6.15 Lifting loads with working tool with load lift hook (option) 193
3.7 Installing and removing working attachment 195
3.7.1 Installing and removing working attachment pins 195
3.7.1 Installing and removing working attachment pins 195
3.7.2 Installing and removing bucket 195
3.7.3 Installing and removing bucket with special seal 197
3.7.4 Using quick coupler 198
3.7.5 Installing and removing grapple on stick 198
3.7.6 Installing and removing grapple on industrial stick 200
3.7.7 Installing and removing stick 202
3.7.8 Installing and removing boom 202
3.8 Parking machine 203
3.8.1 Parking machine on level ground 203
3.8.1 Parking machine on level ground 203
3.8.2 Parking machine on a slope 204
3.9 Transport 205
3.9.1 Driving machine onto low-loader 205
3.9.1 Driving machine onto low-loader 205
3.9.2 Lifting machine 207
3.9.3 Tying down machine 210
3.10 Emergency operation 212
3.10.1 Jump starting 212
3.10.2 Lowering working attachment when engine is shut off 213
3.10.3 Towing the machine 213
3.10.1 Jump starting 212
3.10.2 Lowering working attachment when engine is shut off 213
3.10.3 Towing the machine 213
copyright © Liebherr-Hydraulikbagger GmbH 2018
14 LIEBHERR R 914 Compact – 1511 / 45264
14 LIEBHERR R 914 Compact – 1511 / 45264
LHB/LFR/12224807/01/2018-08-26/en
LHB/LFR/12224807/01/2018-09-26/en
LHB/LFR/12224807/01/2018-09-26/en
Operator’s manual
Contents
4 Malfunctions 215
4.1 Service code tables 215
41.1 Warning symbols 215
4.2 Fault – Cause – Remedy 222
421 Diesel engine and fuel system 222
4.22 Hydraulic system 225
423 Travel gear 226
4.2.4 Electrical system 226
4.2.5 Heating, ventilation and air conditioning unit 226
426 Working attachment 227
4.3 Problem remedy 228
4.3.1 Fuses and relays in the uppercarriage 228
4.3.2 Fuses and relays in operator’s platform 235
5 Maintenance 239
5.1 Inspection and maintenance schedule 239
5.2 Filling quantities and lubrication chart 246
5.2.1 Filling quantities 246
5.2.2 Lubrication chart 247
5.3 Fuels, lubricants and operating fluids 249
5.3.1 Diesel fuels 249
5.3.2 Diesel exhaust fluids 249
5.3.3 Engine oils 249
5.3.4 Refrigerant 250
5.3.5 Coolant 251
5.3.6 Hydraulic oils 252
5.3.7 Gear oils 254
5.3.8 Greases 254
5.3.9 Windscreen washer fluid 255
5.3.10 Lubricants and care products for electrical and mechanical systems 255
5.4 Access points for maintenance work 256
5.4.1 Access points on uppercarriage 256
5.42 Access points under the uppercarriage 257
5.4.3 Access points on the undercarriage 257
5.5 Preparing for maintenance 258
copyright © Liebherr-Hydraulikbagger GmbH 2018
copyright © Liebherr-Hydraulikbagger GmbH 2018
LIEBHERR 15
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Contents Operator’s manual
Contents Operator’s manual
5.5.1 Maintenance procedures 258
5.5.2 Safety instructions 258
5.6 General maintenance 260
5.6.1 Welding 260
5.6.3 Corrosion-proofing piston rods 260
5.6.4 Cleaning the machine 261
5.6.5 Cleaning travel gear 262
5.6.6 Cleaning the fan and radiator 263
5.6.7 Corrosion protection 263
5.7 Complete machine 274
5.7.1 Checking machine for proper condition and tightness 274
5.7.2 Lubricating bearings on machine and working attachment 274
5.7.3 Checking components for cracks 276
5.7.4 Lubricating hinges, locks and gas pressure springs of doors, covers
and windows 276
5.7.5 Cleaning and treating rubber seals on doors and hoods 276
5.8 Drive group 277
5.8.1 Diesel engine: Putting in maintenance position 277
5.8.2 Diesel engine: Checking oil level 277
5.8.3 Diesel engine: Checking condition, tightness and cleanliness 278
5.8.4 Fuel pre-filter: Draining water 279
5.8.5 Fuel tank: Draining water and sediments 280
5.8.6 Air filter: Emptying dust collecting tank 281
5.8.7 Air filter: Replacing main filter cartridge 281
5.8.8 Air filter: Replacing safety filter cartridge 283
5.8.9 Air filter and air lines: Checking condition and tightness 284
5.8.10 Regenerating exhaust system 286
5.9 Cooling system 290
5.9.1 Checking coolant level 290
5.9.2 Checking cooling system and heat exchanger for contamination 291
5.10 Working hydraulics 293
5.10.1 Depressurising hydraulic system 293
5.10.2 Hydraulic tank: Checking oil level 293
5.10.3 Hydraulic tank: Draining water and sediments 296
5.10.4 Return filter: Checking and cleaning magnetic rod 297
5.5.2 Safety instructions 258
5.6 General maintenance 260
5.6.1 Welding 260
5.6.3 Corrosion-proofing piston rods 260
5.6.4 Cleaning the machine 261
5.6.5 Cleaning travel gear 262
5.6.6 Cleaning the fan and radiator 263
5.6.7 Corrosion protection 263
5.7 Complete machine 274
5.7.1 Checking machine for proper condition and tightness 274
5.7.2 Lubricating bearings on machine and working attachment 274
5.7.3 Checking components for cracks 276
5.7.4 Lubricating hinges, locks and gas pressure springs of doors, covers
and windows 276
5.7.5 Cleaning and treating rubber seals on doors and hoods 276
5.8 Drive group 277
5.8.1 Diesel engine: Putting in maintenance position 277
5.8.2 Diesel engine: Checking oil level 277
5.8.3 Diesel engine: Checking condition, tightness and cleanliness 278
5.8.4 Fuel pre-filter: Draining water 279
5.8.5 Fuel tank: Draining water and sediments 280
5.8.6 Air filter: Emptying dust collecting tank 281
5.8.7 Air filter: Replacing main filter cartridge 281
5.8.8 Air filter: Replacing safety filter cartridge 283
5.8.9 Air filter and air lines: Checking condition and tightness 284
5.8.10 Regenerating exhaust system 286
5.9 Cooling system 290
5.9.1 Checking coolant level 290
5.9.2 Checking cooling system and heat exchanger for contamination 291
5.10 Working hydraulics 293
5.10.1 Depressurising hydraulic system 293
5.10.2 Hydraulic tank: Checking oil level 293
5.10.3 Hydraulic tank: Draining water and sediments 296
5.10.4 Return filter: Checking and cleaning magnetic rod 297
copyright ® Liebherr-Hydraulikbagger GmbH 2018
16 LIEBHERR R 914 Compact – 1511 / 45264
LHB/LFR/12224807/01/2018-08-26/en
LHB/LFR/12224807/01/2018-09-26/en
LHB/LFR/12224807/01/2018-09-26/en
Operator’s manual Contents
5.10.5 Bypass filter (option): Checking degree of contamination of filter
5.10.5 Bypass filter (option): Checking degree of contamination of filter
cartridge 298
5.10.6 Hydraulic hoses: Checking condition and tightness 299
5.11 Electrical system 300
5.11.1 General information 300
5.12 Travel gear 30
5.12.1 Checking track tension 301
5.12.2 Tightening track 302
5.12.3 Slackening track 303
5.12.4 Determining track type 304
5.12.5 Track pads and sprocket wheels: Checking mounting 305
5.12.6 Checking tracks, sprocket wheels, idler-wheels, carrier rollers and track
5.12.6 Checking tracks, sprocket wheels, idler-wheels, carrier rollers and track
rollers for wear 306
5.12.7 Visual inspection of travel gear components 306
5.13 Working attachment 307
5.13.1 Lubricating dozer blade 307
5.13.2 Lubricating working tool 307
5.13.3 Checking pin connections for secure seating 308
5.13.4 Checking steel parts for cracks 308
5.13.5 Pin bearing: checking for wear 309
5.13.6 Changing bucket teeth with Z system 309
5.14 Operator’s cab, heating and air conditioning 311
5.14.1 Filling with windscreen washer fluid 311
5.14.2 Heating: Checking function 31
5.14.3 Auxiliary heater (option): Checking function 313
5.14.4 Switching on air conditioning unit 313
5.14.5 Checking and cleaning air conditioning condenser 314
5.156 Lubrication system 315
5.15.1 Lubrication system: Filling with grease 315
5.15.2 Checking lubrication of bearings (grease collar) 315
5.15.3 Pipes, hoses and lubricating points: Checking tightness and condition 316
5.16 Slewing gearbox and slewing ring 317
5.16.1 Slewing gearbox: Checking oil level 317
6 Appendix 319
6.1 Pre-tightening torque and turning angle 319
copyright © Liebherr-Hydraulikbagger GmbH 2018
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Contents Operator’s manual
6.1.1 Procedure 319
Index 321
R 914 Compact – 1511 / 45264 LIEBHERR 17
Contents Operator’s manual
6.1.1 Procedure 319
Index 321
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