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Liebherr R 926 with telescopic attachment 1488 Hydraulic Excavator Operator’s Manual SN 45456 – PDF DOWNLOAD
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Liebherr R 926 with telescopic attachment 1488 Hydraulic Excavator Operator’s Manual SN 45456 – PDF DOWNLOAD
Product ID
Manufacturer: Liebherr-France SAS
Type: R 926 with telescopic attachment
Type no.: 1488
From Serial no.: 45456
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Description
Liebherr R 926 with telescopic attachment 1488 Hydraulic Excavator Operator’s Manual SN 45456 – PDF DOWNLOAD
FILE DETAILS:
Liebherr R 926 with telescopic attachment 1488 Hydraulic Excavator Operator’s Manual SN 45456 – PDF DOWNLOAD
Language : English
Pages : 284
Downloadable : Yes
File Type : PDF
DESCRIPTION:
Liebherr R 926 with telescopic attachment 1488 Hydraulic Excavator Operator’s Manual SN 45456 – PDF DOWNLOAD
Product ID
Manufacturer: Liebherr-France SAS
Type: R 926 with telescopic attachment
Type no.: 1488
From Serial no.: 45456
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 926 with telescopic attachment 1488 Hydraulic Excavator Operator’s Manual SN 45456 – PDF DOWNLOAD
1 Product description 15
1.1 Technical description 16
1.1.1 General overview 15
1.1.2 Uppercarriage 16
1.1.3 Undercarriage 17
1.2 Technical data 18
1.2.1 Vibration emission 18
1.2.2 Sound level 19
1.2.3 Specifications 19
2 Safety warnings 21
2.1 Information on these instructions 21
21.1 Representation of warning messages 21
2.1.2 Graphic symbols in these instructions 21
2.2 Intended use 22
2.21 Laws, rules, guidelines and safety regulations 22
2.2.2 Intended use 22
2.2.3 Foreseeable misuse 23
2.2.4 Operating conditions 23
2.2.5 Disposal 24
2.3 Description of staff 25
2.3.1 Personal protective equipment 25
2.3.2 Requirements for staff 25
2.3.3 Operating company 26
2.3.4 Operator 26
2.3.5 Maintenance staff 27
2.3.6 Electrical engineer 28
2.3.7 Refrigeration technician 28
2.3.8 Rigger 29
2.3.9 Spotter 30
1.1 Technical description 16
1.1.1 General overview 15
1.1.2 Uppercarriage 16
1.1.3 Undercarriage 17
1.2 Technical data 18
1.2.1 Vibration emission 18
1.2.2 Sound level 19
1.2.3 Specifications 19
2 Safety warnings 21
2.1 Information on these instructions 21
21.1 Representation of warning messages 21
2.1.2 Graphic symbols in these instructions 21
2.2 Intended use 22
2.21 Laws, rules, guidelines and safety regulations 22
2.2.2 Intended use 22
2.2.3 Foreseeable misuse 23
2.2.4 Operating conditions 23
2.2.5 Disposal 24
2.3 Description of staff 25
2.3.1 Personal protective equipment 25
2.3.2 Requirements for staff 25
2.3.3 Operating company 26
2.3.4 Operator 26
2.3.5 Maintenance staff 27
2.3.6 Electrical engineer 28
2.3.7 Refrigeration technician 28
2.3.8 Rigger 29
2.3.9 Spotter 30
2.4 Signs on the machine 31
2.41 Locations of signs 31
2.41 Locations of signs 31
2.4.2 Warning signs 31
2.43 Information signs 34
2.44 |dentification plates 38
2.5 Protective devices on the machine 39
2.51 Safety lever or folding console 39
2.51 Safety lever or folding console 39
2.5.2 Operator’s cab 39
2.5.3 Height-adjustable operator’s cab 39
2.5.4 Tip over protective structure (TOPS) 40
2.5.5 Roll over protective structure (ROPS) 40
2.5.6 Falling object protective structures (FOPS and FGPS) 41
2.6 Emergency equipment on the machine 41
2.6.1 Emergency exit (standard) 41
2.6.1 Emergency exit (standard) 41
2.6.2 Fire extinguisher (option) 41
2.6.3 Emergency command devices of machine 42
2.6.4 Emergency stop function of machine 42
2.7 Safe operation 42
2.7.1 Intoxicants 42
2.7.1 Intoxicants 42
2.7.2 Dangerous fuels and operating fluids 43
2.7.3 Transporting machine 43
2.7.4 Access to machine 44
2.7.5 Machine danger zone 45
2.7.6 Visibility 45
2.7.7 Protection against vibration 46
2.7.8 Operation of machine 47
2.7.9 Load-lifting work 49
2.8 Safe work 50
2.8.1 Machines with height adjustable cab 50
2.8.1 Machines with height adjustable cab 50
2.9 Safe maintenance 50
2.9.1 Spare parts 50
2.9.1 Spare parts 50
29.2 Heavy parts 51
2.9.3 Regular checks 51
2.10 Modifications to the machine 51
2.10.1 Modifications, add-ons and retrofittings 51
3 Control and operation 53
3.1 Control and operating elements 53
3.1.1 Overview of operator’s platform 53
3.1 Control and operating elements 53
3.1.1 Overview of operator’s platform 53
3.1.2 Control unit A 56
3.1.3 Control unit B 57
3.2 Display 58
3.2.1 Display 58
3.2.1 Display 58
3.2.2 Status symbols 59
3.2.3 Start page menu 63
3.2.4 Camera menu 63
3.2.5 Air conditioning unit 64
3.2.6 Operating status menu 67
3.2.7 System settings menu 67
3.2.8 Function settings menu 76
3.2.9 Information menu 85
3.2.10 Tool Control menu 87
3.2.11 Messages menu 89
3.2.10 Tool Control menu 87
3.2.11 Messages menu 89
3.3 Control 90
3.3.1 Battery main switch 90
3.3.1 Battery main switch 90
3.3.2 Entering and exiting machine 91
3.3.3 Emergency exit 92
3.3.4 Fire extinguisher (option) 92
3.3.5 Safety lever 93
3.3.6 Folding console 93
3.3.7 Operator’s seat 95
3.3.8 Safety belt 100
3.3.9 Hom 102
3.3.10 Tilting operator’s cab (option) 102
3.3.11 Windscreen 103
3.3.12 Sun blind 106
3.3.13 Side windows 107
3.3.14 Lighting 108
3.3.15 Cab lighting system 109
3.3.16 Windscreen wipers 110
3.3.17 Auxiliary heater (option) 110
3.3.10 Tilting operator’s cab (option) 102
3.3.11 Windscreen 103
3.3.12 Sun blind 106
3.3.13 Side windows 107
3.3.14 Lighting 108
3.3.15 Cab lighting system 109
3.3.16 Windscreen wipers 110
3.3.17 Auxiliary heater (option) 110
3.4 Operation 112
3.4.1 Inspection tour before putting into service 112
3.4.1 Inspection tour before putting into service 112
3.4.2 Refuelling 113
3.4.3 Refuelling with the electric refuelling pump (option) 114
3.4.4 Filling with diesel exhaust fluid 116
3.4.5 Immobiliser (option) 116
3.4.6 Preparing machine for dust intensive application 118
3.4.7 Preparing machine for use in biologically sensitive areas 118
3.4.8 Starting diesel engine 118
3.4.9 Bringing machine to operating temperature 119
3.410 Engine speed and operating mode 120
3.4.11 After starting 121
3.4.12 Sensor-controlled low idle automatic 122
3.4.13 Automatic engine shut-off after idling (option) 123
3.4.14 Shutting off diesel engine 124
3.4.15 Travelling 125
3.4.16 Braking 128
3.4.17 Travel alarm (option) 128
3.4.18 Controlling telescopic attachment 129
3.4.19 Turning and braking uppercarriage 132
3.4.20 Turning alarm (option) 134
3.4.21 Controlling hydraulic hammer 135
3.4.22 Reversing fan drive for radiator cleaning (option) 136
3.410 Engine speed and operating mode 120
3.4.11 After starting 121
3.4.12 Sensor-controlled low idle automatic 122
3.4.13 Automatic engine shut-off after idling (option) 123
3.4.14 Shutting off diesel engine 124
3.4.15 Travelling 125
3.4.16 Braking 128
3.4.17 Travel alarm (option) 128
3.4.18 Controlling telescopic attachment 129
3.4.19 Turning and braking uppercarriage 132
3.4.20 Turning alarm (option) 134
3.4.21 Controlling hydraulic hammer 135
3.4.22 Reversing fan drive for radiator cleaning (option) 136
3.5 Shut-off functions 138
3.5.1 Boom shut-off and telescopic arm shut-off 138
3.5.1 Boom shut-off and telescopic arm shut-off 138
3.6 General working methods 140
3.6.1 Working without damaging machine 140
3.6.1 Working without damaging machine 140
3.6.2 Putting machine in working position 142
3.7 Parking machine 143
3.7.1 Parking machine on level ground 143
3.7.1 Parking machine on level ground 143
3.7.2 Parking machine on a slope 144
3.8 Transport 145
3.8.1 Driving machine onto low-loader 145
3.8.1 Driving machine onto low-loader 145
3.8.2 Lifting machine 146
3.8.3 Tying down machine 147
3.9 Emergency operation 149
3.9.1 Using emergency mode 149
3.9.2 Jump starting 161
3.9.3 Lowering operator’s cab in an emergency (option) 151
3.9.4 Central lubrication system 153
3.9.5 Towing 153
4 Malfunctions 155
4.1 Service code tables 155
41.1 Warning symbols 155
41.2 SCR system 159
4.2 Fault – Cause – Remedy 160
421 Diesel engine and fuel system 160
4.2.2 Hydraulic system 163
42.3 Travel gear 163
42.4 Electrical system 164
4.2.5 Heating, ventilation and air conditioning unit 164
426 Working attachment 165
4.3 Problem remedy 166
4.3.1 Fuses and relays 166
5 Maintenance 175
5.1 Inspection and maintenance schedule 175
5.2 Filling quantities and lubrication chart 182
5.2.1 Filling quantities 182
5.2.2 Lubrication chart 183
5.3 Fuels, lubricants and operating fluids 185
5.3.1 General information 185
5.3.2 Oil analysis 185
5.3.3 Diesel fuels 185
5.3.4 Diesel exhaust fluids 186
5.3.5 Engine oils 186
5.3.6 Refrigerant 187
5.3.7 Coolant 188
5.3.8 Hydraulic oils 189
5.3.9 Gearoils 191
5.3.10 Pump distributor gear oils 192
5.3.11 Greases 193
5.3.12 Windscreen washer fluid 193
5.3.13 Lubricants and care products for electrical and mechanical systems 193
5.4 Access points for maintenance work 194
5.4.1 Access points on uppercarriage 194
54.2 Access points under the uppercarriage 195
5.4.3 Access points on the undercarriage 196
5.5 Preparing for maintenance 197
5.5.1 Maintenance procedures 197
5.5.2 Safety instructions 197
56 General maintenance 199
5.6.1 Welding 199
5.6.2 Bleeding hydraulic cylinders 199
5.6.3 Applying corrosion protection to piston rods 200
5.6.4 Cleaning the machine 201
5.6.5 Cleaning travel gear 203
5.6.6 Cleaning fan and radiator 203
5.7 Complete machine 204
5.7.1 Checking components for cracks 204
5.8 Drive group 205
5.8.1 Diesel engine: Putting in maintenance position 205
5.8.2 Diesel engine: Checking oil level 205
5.8.3 Diesel engine: Checking condition, tightness and cleanliness 207
5.8.4 Fuel pre-filter: Draining water 207
5.8.5 Fuel tank: Draining water and sediments 208
5.8.6 Fuel fine filter: Replacing filter element 209
5.8.7 Air filter: Emptying dust collecting tank 210
5.8.8 Air filter: Replacing main filter cartridge 210
5.8.9 Pump distributor gear: Checking oil level 212
5.8.10 Diesel particulate filter (option): Activating and deactivating
regeneration 212
5.9 Cooling system 217
5.9.1 Checking coolant level 217
5.9.2 Coolant: Checking concentration 218
5.10 Working hydraulics 222
5.10.1 Depressurising hydraulic system 222
5.10.2 Hydraulic tank: Checking oil level 223
5.10.3 Hydraulic tank: Draining water and sediments 225
5.10.4 Return filter: Checking and cleaning magnetic rod 226
5.10.5 Bypass filter (option): Checking level of contamination of filter cartridge =~ 226
5.10.6 Hydraulic hoses: Checking condition and tightness 227
5.11 Electrical system 228
5.11.1 General information 228
5.12 Travel gear 229
5.12.1 Checking track tension 229
5.12.2 Tightening track 230
5.12.3 Slackening track 231
5.12.4 Track pads and sprocket wheels: Checking mounting 232
5.13 Working attachment 234
5.13.1 Lubricating working tool 234
5.13.2 Checking pin connections for secure seating 234
5.13.3 Checking steel parts for cracks 235
5.13.4 Pin bearing: checking for wear 235
5.14 Operator’s cab, heating and air conditioning 236
5.14.1 Filling with windscreen washer fluid 236
5.14.2 Switching on air conditioning unit 236
5.14.3 Cleaning pre-filter 237
5.15 Lubrication system 238
5.15.1 Lubrication system: Filling with grease 238
5.15.2 Checking lubrication of bearings (grease collar) 238
5.15.3 Pipes, hoses and lubricating points: Checking tightness and condition 239
5.16 Slewing gearbox and slewing ring 240
5.16.1 Slewing gearbox: Checking oil level 240
6 Appendix 241
6.1 Pre-tightening torque and turning angle 241
6.1.1 Procedure 241
Index 243
5.3.7 Coolant 188
5.3.8 Hydraulic oils 189
5.3.9 Gearoils 191
5.3.10 Pump distributor gear oils 192
5.3.11 Greases 193
5.3.12 Windscreen washer fluid 193
5.3.13 Lubricants and care products for electrical and mechanical systems 193
5.4 Access points for maintenance work 194
5.4.1 Access points on uppercarriage 194
54.2 Access points under the uppercarriage 195
5.4.3 Access points on the undercarriage 196
5.5 Preparing for maintenance 197
5.5.1 Maintenance procedures 197
5.5.2 Safety instructions 197
56 General maintenance 199
5.6.1 Welding 199
5.6.2 Bleeding hydraulic cylinders 199
5.6.3 Applying corrosion protection to piston rods 200
5.6.4 Cleaning the machine 201
5.6.5 Cleaning travel gear 203
5.6.6 Cleaning fan and radiator 203
5.7 Complete machine 204
5.7.1 Checking components for cracks 204
5.8 Drive group 205
5.8.1 Diesel engine: Putting in maintenance position 205
5.8.2 Diesel engine: Checking oil level 205
5.8.3 Diesel engine: Checking condition, tightness and cleanliness 207
5.8.4 Fuel pre-filter: Draining water 207
5.8.5 Fuel tank: Draining water and sediments 208
5.8.6 Fuel fine filter: Replacing filter element 209
5.8.7 Air filter: Emptying dust collecting tank 210
5.8.8 Air filter: Replacing main filter cartridge 210
5.8.9 Pump distributor gear: Checking oil level 212
5.8.10 Diesel particulate filter (option): Activating and deactivating
regeneration 212
5.9 Cooling system 217
5.9.1 Checking coolant level 217
5.9.2 Coolant: Checking concentration 218
5.10 Working hydraulics 222
5.10.1 Depressurising hydraulic system 222
5.10.2 Hydraulic tank: Checking oil level 223
5.10.3 Hydraulic tank: Draining water and sediments 225
5.10.4 Return filter: Checking and cleaning magnetic rod 226
5.10.5 Bypass filter (option): Checking level of contamination of filter cartridge =~ 226
5.10.6 Hydraulic hoses: Checking condition and tightness 227
5.11 Electrical system 228
5.11.1 General information 228
5.12 Travel gear 229
5.12.1 Checking track tension 229
5.12.2 Tightening track 230
5.12.3 Slackening track 231
5.12.4 Track pads and sprocket wheels: Checking mounting 232
5.13 Working attachment 234
5.13.1 Lubricating working tool 234
5.13.2 Checking pin connections for secure seating 234
5.13.3 Checking steel parts for cracks 235
5.13.4 Pin bearing: checking for wear 235
5.14 Operator’s cab, heating and air conditioning 236
5.14.1 Filling with windscreen washer fluid 236
5.14.2 Switching on air conditioning unit 236
5.14.3 Cleaning pre-filter 237
5.15 Lubrication system 238
5.15.1 Lubrication system: Filling with grease 238
5.15.2 Checking lubrication of bearings (grease collar) 238
5.15.3 Pipes, hoses and lubricating points: Checking tightness and condition 239
5.16 Slewing gearbox and slewing ring 240
5.16.1 Slewing gearbox: Checking oil level 240
6 Appendix 241
6.1 Pre-tightening torque and turning angle 241
6.1.1 Procedure 241
Index 243
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