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Liebherr A 912 Compact 1187 Wheeled Excavator Operator’s Manual SN 89407 – PDF DOWNLOAD
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Liebherr A 912 Compact 1187 Wheeled Excavator Operator’s Manual SN 89407 – PDF DOWNLOAD
Product ID
Manufacturer: Liebherr-Hydraulikbagger GmbH
Type: A 912 Compact
Type no.: 1187
From Serial no.: 89407
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Description
Liebherr A 912 Compact 1187 Wheeled Excavator Operator’s Manual SN 89407 – PDF DOWNLOAD
FILE DETAILS:
Liebherr A 912 Compact 1187 Wheeled Excavator Operator’s Manual SN 89407 – PDF DOWNLOAD
Language : English
Pages : 330
Downloadable : Yes
File Type : PDF
DESCRIPTION:
Liebherr A 912 Compact 1187 Wheeled Excavator Operator’s Manual SN 89407 – PDF DOWNLOAD
Product ID
Manufacturer: Liebherr-Hydraulikbagger GmbH
Type: A 912 Compact
Type no.: 1187
From Serial no.: 89407
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 A 912 Compact 1187 Wheeled Excavator Operator’s Manual SN 89407 – PDF DOWNLOAD
1 Product description 17
1.1 Technical description 17
1.1.1 General overview 17
1.1.2 Uppercarriage 18
1.1.3 Undercarriage 19
1.2 Technical data 20
1.2.1 Vibration emission 20
1.2.2 Sound level 21
1.2.3 Specifications 21
2 Safety warnings 23
2.1 Information on these instructions 23
21.1 Representation of warning messages 23
2.1.2 Graphic symbols in these instructions 23
2.2 Intended use 24
2.21 Laws, rules, guidelines and safety regulations 24
2.2.2 Intended use 24
2.2.3 Foreseeable misuse 25
2.2.4 Operating conditions 25
2.2.5 Disposal 26
2.3 Description of staff 27
2.3.1 Personal protective equipment 27
2.3.2 Requirements for staff 27
2.3.3 Operating company 28
2.3.4 Operator 28
2.3.5 Maintenance staff 29
2.3.6 Electrical engineer 30
2.3.7 Refrigeration technician 30
2.3.8 Rigger 3
2.3.9 Spotter 32
1.1 Technical description 17
1.1.1 General overview 17
1.1.2 Uppercarriage 18
1.1.3 Undercarriage 19
1.2 Technical data 20
1.2.1 Vibration emission 20
1.2.2 Sound level 21
1.2.3 Specifications 21
2 Safety warnings 23
2.1 Information on these instructions 23
21.1 Representation of warning messages 23
2.1.2 Graphic symbols in these instructions 23
2.2 Intended use 24
2.21 Laws, rules, guidelines and safety regulations 24
2.2.2 Intended use 24
2.2.3 Foreseeable misuse 25
2.2.4 Operating conditions 25
2.2.5 Disposal 26
2.3 Description of staff 27
2.3.1 Personal protective equipment 27
2.3.2 Requirements for staff 27
2.3.3 Operating company 28
2.3.4 Operator 28
2.3.5 Maintenance staff 29
2.3.6 Electrical engineer 30
2.3.7 Refrigeration technician 30
2.3.8 Rigger 3
2.3.9 Spotter 32
2.4 Signs on the machine 33
2.41 Warning signs 33
2.41 Warning signs 33
2.42 Information signs 41
2.4.3 Control description sticker 49
2.44 Identification plate 49
2.5 Protective devices on the machine 50
2.51 Safety lever or folding console 50
2.51 Safety lever or folding console 50
2.5.2 Operator’s cab 50
2.5.3 Roll over protective structure (ROPS) 50
2.5.4 Falling object protective structures (FOPS and FGPS) 51
2.6 Emergency equipment on the machine 51
2.6.1 Emergency exit (standard) 51
2.6.1 Emergency exit (standard) 51
2.6.2 Fire extinguisher (option) 51
2.6.3 Emergency command devices of machine 52
2.6.4 Emergency stop function of machine 52
2.7 Safe operation 52
2.71 Intoxicants 52
2.71 Intoxicants 52
2.7.2 Dangerous fuels and operating fluids 53
2.7.3 Transporting machine 53
2.7.4 Access to machine 54
2.7.5 Machine danger zone 55
2.7.6 Visibility 55
2.7.7 Protection against vibration 56
2.7.8 Operation of machine 57
2.7.9 Load-lifting work 59
2.7.10 Demolition work 60
2.7.10 Demolition work 60
2.8 Safe maintenance 60
2.81 Spare parts 60
2.81 Spare parts 60
2.8.2 Heavy parts 61
2.8.3 Regular checks 61
2.9 Modifications to the machine 61
29.1 Modifications, add-ons and retrofittings 61
3 Control and operation 63
3.1 Control and operating elements 63
3.1.1 Overview of operator’s platform 63
3.1.2 Control unit A 64
3.1.3 Control unit B 65
3.1.4 Control unit C 65
3.1.5 Further control units 66
3.2 Control 67
3.2.1 Battery main switch 87
3.2.2 Entering and exiting machine 67
3.2.3 Emergency exit 68
3.2.4 Fire extinguisher (option) 69
3.2.5 Folding console 69
3.26 Operator’s seat 71
3.2.7 Safety belt 76
3.2.8 Steering wheel 78
3.2.9 Ignition key 78
3.2.10 Horn 79
3.2.11 Windscreen 79
3.2.12 Sun blind 82
3.2.13 Side windows 83
3.2.14 Exterior mirrors 83
3.2.15 Lighting 85
3.2.16 Cab lighting system 86
3.2.17 Windshield wipers 86
3.2.18 Windscreen washer system 87
3.2.19 Display 88
3.2.20 Status symbols 89
3.2.21 Start page menu 102
3.2.22 Camera menu 102
3.2.23 Automatic heating and automatic ventilation 104
3.2.24 Automatic air conditioning 107
3.2.25 Operating status menu 111
3.2.26 System settings menu 11
3.2.27 Function settings menu 119
29.1 Modifications, add-ons and retrofittings 61
3 Control and operation 63
3.1 Control and operating elements 63
3.1.1 Overview of operator’s platform 63
3.1.2 Control unit A 64
3.1.3 Control unit B 65
3.1.4 Control unit C 65
3.1.5 Further control units 66
3.2 Control 67
3.2.1 Battery main switch 87
3.2.2 Entering and exiting machine 67
3.2.3 Emergency exit 68
3.2.4 Fire extinguisher (option) 69
3.2.5 Folding console 69
3.26 Operator’s seat 71
3.2.7 Safety belt 76
3.2.8 Steering wheel 78
3.2.9 Ignition key 78
3.2.10 Horn 79
3.2.11 Windscreen 79
3.2.12 Sun blind 82
3.2.13 Side windows 83
3.2.14 Exterior mirrors 83
3.2.15 Lighting 85
3.2.16 Cab lighting system 86
3.2.17 Windshield wipers 86
3.2.18 Windscreen washer system 87
3.2.19 Display 88
3.2.20 Status symbols 89
3.2.21 Start page menu 102
3.2.22 Camera menu 102
3.2.23 Automatic heating and automatic ventilation 104
3.2.24 Automatic air conditioning 107
3.2.25 Operating status menu 111
3.2.26 System settings menu 11
3.2.27 Function settings menu 119
3.2.28 Information menu 126
3.2.29 Tool Control menu 129
3.2.30 Service codes menu 129
3.2.31 Radio system 130
3.2.32 Radio muting 133
3.2.33 LiDAT (option) 133
3.3 Operation 134
3.3.1 Inspection tour before putting into service 134
3.3.2 Refuelling 134
3.3.3 Refuelling with the electric refuelling pump (option) 135
3.3.4 Immobiliser (option) 137
3.3.5 Preparing machine for dust intensive application 139
3.3.6 Preparing machine for use in biologically sensitive areas 139
3.3.7 Starting diesel engine 139
3.3.8 Bringing machine to operating temperature 140
3.3.9 Engine speed and operating mode 140
3.3.10 After starting 142
3.3.11 Sensor-controlled low idle automatic 143
3.3.12 Automatic engine shut-off after idling (option) 143
3.3.13 Shutting off diesel engine 144
3.3.14 Travelling 146
3.3.15 Selecting gear step 147
3.3.16 Speed controller 148
3.3.17 Braking 149
3.3.18 Joystick steering 150
3.3.19 Four wheel steering (option) 151
3.3.20 Driving on public roads 153
3.3.21 Selecting operating mode of oscillating axle 155
3.3.22 Supporting machine 167
3.3.23 Controlling working attachment 159
3.3.24 Turning and braking uppercarriage 161
3.3.25 Overload warning system (option) 163
3.3.26 Selecting boom or working tool 164
3.3.27 Swivelling boom 165
3.3.28 Laterally adjusting boom 167
3.2.29 Tool Control menu 129
3.2.30 Service codes menu 129
3.2.31 Radio system 130
3.2.32 Radio muting 133
3.2.33 LiDAT (option) 133
3.3 Operation 134
3.3.1 Inspection tour before putting into service 134
3.3.2 Refuelling 134
3.3.3 Refuelling with the electric refuelling pump (option) 135
3.3.4 Immobiliser (option) 137
3.3.5 Preparing machine for dust intensive application 139
3.3.6 Preparing machine for use in biologically sensitive areas 139
3.3.7 Starting diesel engine 139
3.3.8 Bringing machine to operating temperature 140
3.3.9 Engine speed and operating mode 140
3.3.10 After starting 142
3.3.11 Sensor-controlled low idle automatic 143
3.3.12 Automatic engine shut-off after idling (option) 143
3.3.13 Shutting off diesel engine 144
3.3.14 Travelling 146
3.3.15 Selecting gear step 147
3.3.16 Speed controller 148
3.3.17 Braking 149
3.3.18 Joystick steering 150
3.3.19 Four wheel steering (option) 151
3.3.20 Driving on public roads 153
3.3.21 Selecting operating mode of oscillating axle 155
3.3.22 Supporting machine 167
3.3.23 Controlling working attachment 159
3.3.24 Turning and braking uppercarriage 161
3.3.25 Overload warning system (option) 163
3.3.26 Selecting boom or working tool 164
3.3.27 Swivelling boom 165
3.3.28 Laterally adjusting boom 167
3.3.29 Selecting the working tool 167
3.3.30 Controlling special working attachment with mini-joystick 168
3.3.31 Using working tool in continuous mode (option) 169
3.3.32 Changing over control of right mini-joystick (option) 171
3.3.33 AutoLift (Option) 173
3.3.34 Reversible fan drive for radiator cleaning (option) 174
3.3.30 Controlling special working attachment with mini-joystick 168
3.3.31 Using working tool in continuous mode (option) 169
3.3.32 Changing over control of right mini-joystick (option) 171
3.3.33 AutoLift (Option) 173
3.3.34 Reversible fan drive for radiator cleaning (option) 174
3.4 Shut-off functions 176
3.4.1 Height limitation 176
3.4.1 Height limitation 176
3.5 General working methods 190
3.5.1 Working without damaging the machine 190
3.5.1 Working without damaging the machine 190
3.5.2 Working position 191
3.5.3 Working with the backhoe bucket 192
3.5.4 Ground flattening 193
3.5.5 Transferring loads 194
3.5.6 Loading transport vehicle 194
3.5.7 Lifting loads 195
3.5.8 Lifting loads with quick coupler 196
3.5.9 Identifying potential dangers and eliminate them. 196
3.5.10 Before starting 197
3.5.11 Driving technique 197
3.5.12 Use of banksmen 198
3.5.10 Before starting 197
3.5.11 Driving technique 197
3.5.12 Use of banksmen 198
3.6 Installing and removing working attachment 199
3.6.1 Using quick coupler 199
3.6.1 Using quick coupler 199
3.7 Parking machine 200
3.8 Transport 2M
3.8.1 Preparatory work 2M
3.8 Transport 2M
3.8.1 Preparatory work 2M
3.8.2 Driving machine onto low-loader 201
3.8.3 Lifting machine 202
3.8.4 Tying down the machine 206
3.9 Emergency operation 208
3.9.1 Jump starting 208
3.9.1 Jump starting 208
3.9.2 Lowering working attachment when engine is shut off 209
3.9.3 Towing 209
3.9.4 Transmission 21
4 Malfunctions 215
4.1 Service code tables 216
41.1 Warning symbols 216
4.2 Fault – Cause – Remedy 222
4.21 Diesel engine and fuel system 222
4.2.2 Hydraulic system 225
4.2.3 Electrical system 226
4.2.4 Heating, ventilation and air conditioning unit 226
42.5 Working attachment 226
4.3 Problem remedy 228
4.3.1 Uppercarriage fuses and relays 228
4.3.2 Operator’s platform fuses and relays 235
5 Maintenance 241
5.1 Inspection and maintenance schedule 241
5.2 Filling quantities and lubrication chart 248
5.2.1 Filling quantities 248
5.2.2 Lubrication chart 249
5.3 Fuels, lubricants and operating fluids 251
5.3.1 Diesel fuels 251
5.3.2 Engine oils 251
5.3.3 Refrigerant 252
53.4 Coolant 252
5.3.5 Hydraulic oils 253
5.3.6 Axle oils 255
5.3.7 Gearoils 256
5.3.8 Transmission oils 256
5.3.9 Greases 257
5.3.10 Windscreen washer fluid 257
5.3.11 Lubricants and care products for electrical and mechanical systems 257
5.4 Access points for maintenance work 258
5.4.1 Access points on uppercarriage 258
5.4.2 Access points under the uppercarriage 259
5.5 Preparing for maintenance 260
5.5.1 Maintenance instructions 260
4 Malfunctions 215
4.1 Service code tables 216
41.1 Warning symbols 216
4.2 Fault – Cause – Remedy 222
4.21 Diesel engine and fuel system 222
4.2.2 Hydraulic system 225
4.2.3 Electrical system 226
4.2.4 Heating, ventilation and air conditioning unit 226
42.5 Working attachment 226
4.3 Problem remedy 228
4.3.1 Uppercarriage fuses and relays 228
4.3.2 Operator’s platform fuses and relays 235
5 Maintenance 241
5.1 Inspection and maintenance schedule 241
5.2 Filling quantities and lubrication chart 248
5.2.1 Filling quantities 248
5.2.2 Lubrication chart 249
5.3 Fuels, lubricants and operating fluids 251
5.3.1 Diesel fuels 251
5.3.2 Engine oils 251
5.3.3 Refrigerant 252
53.4 Coolant 252
5.3.5 Hydraulic oils 253
5.3.6 Axle oils 255
5.3.7 Gearoils 256
5.3.8 Transmission oils 256
5.3.9 Greases 257
5.3.10 Windscreen washer fluid 257
5.3.11 Lubricants and care products for electrical and mechanical systems 257
5.4 Access points for maintenance work 258
5.4.1 Access points on uppercarriage 258
5.4.2 Access points under the uppercarriage 259
5.5 Preparing for maintenance 260
5.5.1 Maintenance instructions 260
5.5.2 Safety instructions 260
5.6 General maintenance 262
5.6.1 Welding 262
5.6.3 Corrosion-proofing piston rods 262
5.6.4 Cleaning the machine 263
5.6.5 Cleaning the fan and radiator 265
5.7 Complete machine 266
5.7.1 Checking machine for proper condition and tightness 266
5.7.2 Lubricating bearings on machine and working attachment 266
5.7.3 Checking components for cracks 268
5.7.4 Lubricating hinges, locks and gas pressure springs of doors, hoods and
windows 268
5.7.5 Cleaning and treating rubber seals on doors and hoods 268
5.8 Drive group 269
5.8.1 Diesel engine: Bringing into maintenance position 269
5.8.2 Diesel engine: Checking oil level 269
5.8.3 Diesel engine: Checking condition, tightness and cleanliness 270
5.8.4 Fuel pre-filter: Draining water 271
58.5 Air filter: Emptying dust collecting tank 272
5.8.6 Air filter: Replacing main filter cartridge 272
5.8.7 Air filter: Replacing safety filter cartridge 274
5.8.8 Air filter and air lines: Checking tightness and condition 275
5.8.9 Diesel particulate filter (option): Activating and deactivating
regeneration 276
5.9 Cooling system 283
5.9.1 Checking coolant level 283
5.9.2 Checking cooling system and heat exchanger for contamination and
cleaning 284
5.10 Working hydraulics 285
5.10.1 Depressurising hydraulic system 285
5.10.2 Hydraulic tank: Checking oil level 285
5.10.3 Return filter: Checking and cleaning magnetic rod 288
5.10.4 Bypass filter (option): Checking degree of contamination of filter
cartridge 289
5.11 Electrical system 290
5.11.1 General information 290
5.12 Transmission 2H
5.6 General maintenance 262
5.6.1 Welding 262
5.6.3 Corrosion-proofing piston rods 262
5.6.4 Cleaning the machine 263
5.6.5 Cleaning the fan and radiator 265
5.7 Complete machine 266
5.7.1 Checking machine for proper condition and tightness 266
5.7.2 Lubricating bearings on machine and working attachment 266
5.7.3 Checking components for cracks 268
5.7.4 Lubricating hinges, locks and gas pressure springs of doors, hoods and
windows 268
5.7.5 Cleaning and treating rubber seals on doors and hoods 268
5.8 Drive group 269
5.8.1 Diesel engine: Bringing into maintenance position 269
5.8.2 Diesel engine: Checking oil level 269
5.8.3 Diesel engine: Checking condition, tightness and cleanliness 270
5.8.4 Fuel pre-filter: Draining water 271
58.5 Air filter: Emptying dust collecting tank 272
5.8.6 Air filter: Replacing main filter cartridge 272
5.8.7 Air filter: Replacing safety filter cartridge 274
5.8.8 Air filter and air lines: Checking tightness and condition 275
5.8.9 Diesel particulate filter (option): Activating and deactivating
regeneration 276
5.9 Cooling system 283
5.9.1 Checking coolant level 283
5.9.2 Checking cooling system and heat exchanger for contamination and
cleaning 284
5.10 Working hydraulics 285
5.10.1 Depressurising hydraulic system 285
5.10.2 Hydraulic tank: Checking oil level 285
5.10.3 Return filter: Checking and cleaning magnetic rod 288
5.10.4 Bypass filter (option): Checking degree of contamination of filter
cartridge 289
5.11 Electrical system 290
5.11.1 General information 290
5.12 Transmission 2H
5.12.1 Checking function of parking brake 291
5.13 Axles 292
5.13.1 Lubricating axles 292
5.13.2 Tyres: Checking tyre pressure 292
5.13.3 Wheels: Checking mounting of the wheel nuts 294
5.14 Working attachment 295
5.14.1 Lubricating working tool 295
5.14.2 Checking pin connections for secure seating 295
5.14.3 Checking steel structure for cracks 295
5.14.4 Pin bearing: Checking for wear 296
5.15 Operator’s cab, heating and air conditioning 297
5.15.1 Filling with windscreen washer fluid 297
5.15.2 Heating: Checking function 297
5.15.3 Auxiliary heater (option): Checking function 299
5.15.4 Switching on air conditioning unit 299
5.15.5 Checking the condenser for contamination and cleaning if necessary 299
5.16 Lubrication system 301
5.16.1 Lubrication system: Filling grease 301
5.16.2 Checking lubrication of bearings (grease collar) 301
5.13 Axles 292
5.13.1 Lubricating axles 292
5.13.2 Tyres: Checking tyre pressure 292
5.13.3 Wheels: Checking mounting of the wheel nuts 294
5.14 Working attachment 295
5.14.1 Lubricating working tool 295
5.14.2 Checking pin connections for secure seating 295
5.14.3 Checking steel structure for cracks 295
5.14.4 Pin bearing: Checking for wear 296
5.15 Operator’s cab, heating and air conditioning 297
5.15.1 Filling with windscreen washer fluid 297
5.15.2 Heating: Checking function 297
5.15.3 Auxiliary heater (option): Checking function 299
5.15.4 Switching on air conditioning unit 299
5.15.5 Checking the condenser for contamination and cleaning if necessary 299
5.16 Lubrication system 301
5.16.1 Lubrication system: Filling grease 301
5.16.2 Checking lubrication of bearings (grease collar) 301
5.16.3 Pipes, hoses and lubricating points: Checking tightness and condition 302
6 Appendix 303
Index 305
Customer Support: [email protected]
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