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Liebherr R 922 1486 (USA / CAN) Hydraulic Excavator Operator’s Manual SN 48158 – PDF DOWNLOAD
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Liebherr R 922 1486 (USA / CAN) Hydraulic Excavator Operator’s Manual SN 48158 – PDF DOWNLOAD
Product ID
Manufacturer: Liebherr-France SAS
Type: R 922
Type no.: 1486 (USA / CAN)
From Serial no.: 48158
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Description
Liebherr R 922 1486 (USA / CAN) Hydraulic Excavator Operator’s Manual SN 48158 – PDF DOWNLOAD
FILE DETAILS:
Liebherr R 922 1486 (USA / CAN) Hydraulic Excavator Operator’s Manual SN 48158 – PDF DOWNLOAD
Language : English
Pages : 360
Downloadable : Yes
File Type : PDF
DESCRIPTION:
Liebherr R 922 1486 (USA / CAN) Hydraulic Excavator Operator’s Manual SN 48158 – PDF DOWNLOAD
Product ID
Manufacturer: Liebherr-France SAS
Type: R 922
Type no.: 1486 (USA / CAN)
From Serial no.: 48158
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 922 1486 (USA / CAN) Hydraulic Excavator Operator’s Manual SN 48158 – PDF DOWNLOAD
1 Product description 17
1.1 Technical description 18
1.1.1 General overview 18
1.1.2 Uppercarriage 19
1.1.3 Undercarriage 20
1.2 Technical data 21
1.2.1 Vibration emission 21
1.2.2 Sound level 21
1.2.3 Specifications 22
1.3 Warranty conditions 23
1.3.1 Additional information, USA 23
1.3.2 Warranty declaration, emission limits, warranty rights and obligations 23
1.3.3 Warranty coverage from manufacturer 23
1.3.4 Warranty obligations of the owner 24
1.3.5 Warranty 24
1.3.6 Warranty parts 24
1.3.7 Exclusions 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
2.21 Laws, rules, guidelines and safety regulations 28
2.22 Intended use 28
2.2.3 Foreseeable misuse 29
2.2.4 Operating conditions 29
225 Disposal 30
2.3 Description of staff 31
2.3.1 Personal protective equipment 31
23.2 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 35
2.3.8 Slinger 35
2.3.9 Spotter 36
Signs on the machine 37
2.41 Locations of signs 37
2.42 Warning signs 38
2.4.3 Information signs 41
2.4.4 Identification plates 45
Protective devices on the machine 45
2.51 Safety lever or folding console 45
2.5.2 Operator’s cab 45
25.3 Height-adjustable operator’s cab 46
2.5.4 Tip over protective structure (TOPS) 46
2.5.5 Roll over protective structure (ROPS) 47
2.5.6 Falling object protective structures (FOPS and FGPS) 47
Emergency equipment on the machine 48
2.6.1 Emergency exit (standard) 48
2.6.2 Fire extinguisher (option) 48
2.6.3 Emergency command devices of machine 48
2.6.4 Emergency stop function of machine 49
Safe operation 49
2.7.1 Intoxicants 49
27.2 Dangerous fuels and operating fluids 49
2.7.3 Transporting machine 50
2.7.4 Access to machine 50
2.7.5 Machine danger zone 51
2.7.6 Visibility 51
2.7.7 Protection against vibration 52
2.7.8 Operation of machine 53
23.2 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 35
2.3.8 Slinger 35
2.3.9 Spotter 36
Signs on the machine 37
2.41 Locations of signs 37
2.42 Warning signs 38
2.4.3 Information signs 41
2.4.4 Identification plates 45
Protective devices on the machine 45
2.51 Safety lever or folding console 45
2.5.2 Operator’s cab 45
25.3 Height-adjustable operator’s cab 46
2.5.4 Tip over protective structure (TOPS) 46
2.5.5 Roll over protective structure (ROPS) 47
2.5.6 Falling object protective structures (FOPS and FGPS) 47
Emergency equipment on the machine 48
2.6.1 Emergency exit (standard) 48
2.6.2 Fire extinguisher (option) 48
2.6.3 Emergency command devices of machine 48
2.6.4 Emergency stop function of machine 49
Safe operation 49
2.7.1 Intoxicants 49
27.2 Dangerous fuels and operating fluids 49
2.7.3 Transporting machine 50
2.7.4 Access to machine 50
2.7.5 Machine danger zone 51
2.7.6 Visibility 51
2.7.7 Protection against vibration 52
2.7.8 Operation of machine 53
2.7.9 Load-liting work 56
2.8 Safe maintenance 57
2.8.1 Spare parts 57
2.8.2 Heavy parts 57
2.8.3 Regular checks 57
2.9 Modifications to the machine 58
2.9.1 Modifications, add-ons and retrofittings 58
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 60
3.1.3 Control unit B (option) 61
3.1.4 Further control units 61
3.2 Display 62
3.2.1 Display 62
3.22 Status symbols 63
3.23 Start page menu 70
3.2.4 Camera menu 71
3.2.5 Air conditioning 72
3.2.6 Operating status menu 73
3.2.7 Diesel particulate filter submenu (option) 74
2.8 Safe maintenance 57
2.8.1 Spare parts 57
2.8.2 Heavy parts 57
2.8.3 Regular checks 57
2.9 Modifications to the machine 58
2.9.1 Modifications, add-ons and retrofittings 58
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 60
3.1.3 Control unit B (option) 61
3.1.4 Further control units 61
3.2 Display 62
3.2.1 Display 62
3.22 Status symbols 63
3.23 Start page menu 70
3.2.4 Camera menu 71
3.2.5 Air conditioning 72
3.2.6 Operating status menu 73
3.2.7 Diesel particulate filter submenu (option) 74
3.2.8 Sensor-controlled low idle automatic and automatic engine stop
submenu (option) 75
3.29 Measurement displays submenu 76
3.2.10 System settings menu 76
3.2.11 Operating hour meter submenu 78
3.2.12 Windscreen wiper interval submenu 78
3.2.13 Radio remote control submenu 79
3.2.14 Display brightness and display volume submenu 80
3.2.15 Camera image contrast submenu 80
3.2.16 Camera return time submenu 81
3.2.17 Unit selection submenu 81
3.2.18 System diagnosis submenu (SCOTTI) 82
3.2.19 Time zone submenu 82
submenu (option) 75
3.29 Measurement displays submenu 76
3.2.10 System settings menu 76
3.2.11 Operating hour meter submenu 78
3.2.12 Windscreen wiper interval submenu 78
3.2.13 Radio remote control submenu 79
3.2.14 Display brightness and display volume submenu 80
3.2.15 Camera image contrast submenu 80
3.2.16 Camera return time submenu 81
3.2.17 Unit selection submenu 81
3.2.18 System diagnosis submenu (SCOTTI) 82
3.2.19 Time zone submenu 82
3.2.20 Time format and date format submenu 83
3.2.21 Language selection submenu 83
3.2.22 Brightness of LED headlights submenu (option) 84
3.2.23 Unlocking with PIN code (option) submenu 85
3.2.24 Electrical outputs submenu 85
3.2.25 Electrical inputs submenu 86
3.2.26 Function settings menu 87
3.2.27 Central lubrication system submenu (option) 88
3.2.28 Maintenance submenu 88
3.2.29 SF submenu 920
3.2.30 User profile submenu 93
3.2.31 Movement restriction for boom and movement restriction for stick
submenu (option) 94
3.2.32 Automatic reversible fan drive submenu (option) 95
3.2.33 Bleeding oil filter submenu 926
3.2.34 Priority between lifting boom and turning uppercarriage submenu 96
3.2.35 Stick priority submenu (option) 97
3.2.36 Braking force of slewing brake submenu 97
3.2.37 On-screen keyboard submenu 98
3.2.38 Information menu 98
3.2.39 Operating hours submenu 99
3.2.40 Fuel consumption submenu 100
3.2.41 Key assignment submenu 101
3.2.42 CodingKey submenu 101
3.2.43 Tool Control menu 102
3.2.44 Tool Control symbols 103
3.2.45 Service codes menu 104
3.2.46 Deleting rotary motion error symbols 106
3.3 Control 108
3.3.1 Battery main switch 108
3.3.2 Entering and exiting machine 109
3.3.3 Emergency exit 110
3.3.4 Fire extinguisher (option) 11
3.3.5 Folding console 11
3.3.6 Operator’s seat 113
3.2.21 Language selection submenu 83
3.2.22 Brightness of LED headlights submenu (option) 84
3.2.23 Unlocking with PIN code (option) submenu 85
3.2.24 Electrical outputs submenu 85
3.2.25 Electrical inputs submenu 86
3.2.26 Function settings menu 87
3.2.27 Central lubrication system submenu (option) 88
3.2.28 Maintenance submenu 88
3.2.29 SF submenu 920
3.2.30 User profile submenu 93
3.2.31 Movement restriction for boom and movement restriction for stick
submenu (option) 94
3.2.32 Automatic reversible fan drive submenu (option) 95
3.2.33 Bleeding oil filter submenu 926
3.2.34 Priority between lifting boom and turning uppercarriage submenu 96
3.2.35 Stick priority submenu (option) 97
3.2.36 Braking force of slewing brake submenu 97
3.2.37 On-screen keyboard submenu 98
3.2.38 Information menu 98
3.2.39 Operating hours submenu 99
3.2.40 Fuel consumption submenu 100
3.2.41 Key assignment submenu 101
3.2.42 CodingKey submenu 101
3.2.43 Tool Control menu 102
3.2.44 Tool Control symbols 103
3.2.45 Service codes menu 104
3.2.46 Deleting rotary motion error symbols 106
3.3 Control 108
3.3.1 Battery main switch 108
3.3.2 Entering and exiting machine 109
3.3.3 Emergency exit 110
3.3.4 Fire extinguisher (option) 11
3.3.5 Folding console 11
3.3.6 Operator’s seat 113
3.3.7 Safety belt 120
3.3.8 Confirmation button 122
3.39 Hom 123
3.3.10 Windscreen 124
3.3.11 Sun blinds 126
3.3.12 Side windows 128
3.3.13 Viewing devices 128
3.3.14 Lighting 134
3.3.15 Cab lighting system 135
3.3.16 Windscreen wipers 136
3.3.17 Auxiliary heater (option) 137
3.4 Operation 138
3.4.1 Inspection tour before putting into service 138
34.2 Refuelling 139
3.43 Refuelling with electric refuelling pump (option) 140
3.4.4 Refuelling diesel exhaust fluid 142
3.4.5 Immobiliser 143
3.46 Preparing machine for dust intensive application 148
3.47 Preparing machine for use in biologically sensitive areas 148
3.4.8 Starting diesel engine 148
3.49 Bringing machine to operating temperature 150
3.4.10 Engine speed and operating mode 150
3.4.11 After starting 161
3.4.12 Sensor-controlled low idle automatic 162
3.4.13 Automatic engine stop after idling (option) 154
3.4.14 Shutting off diesel engine 154
3.4.15 Travelling and braking 156
3.4.16 Travel alarm (option) 160
3.4.17 Controlling the working attachment 160
3.4.18 Turning and braking uppercarriage 162
3.4.19 Float position of boom (option) 164
3.4.20 Controlling special working attachment without mini-joystick (option) 167
3.4.21 Controlling special working attachment with mini-joystick (option) 170
3.4.22 Tiltrotator (option) 173
3.4.23 Using working tool in continuous mode (option) 174
copyright @ Liebherr-France SAS 2019
3.3.8 Confirmation button 122
3.39 Hom 123
3.3.10 Windscreen 124
3.3.11 Sun blinds 126
3.3.12 Side windows 128
3.3.13 Viewing devices 128
3.3.14 Lighting 134
3.3.15 Cab lighting system 135
3.3.16 Windscreen wipers 136
3.3.17 Auxiliary heater (option) 137
3.4 Operation 138
3.4.1 Inspection tour before putting into service 138
34.2 Refuelling 139
3.43 Refuelling with electric refuelling pump (option) 140
3.4.4 Refuelling diesel exhaust fluid 142
3.4.5 Immobiliser 143
3.46 Preparing machine for dust intensive application 148
3.47 Preparing machine for use in biologically sensitive areas 148
3.4.8 Starting diesel engine 148
3.49 Bringing machine to operating temperature 150
3.4.10 Engine speed and operating mode 150
3.4.11 After starting 161
3.4.12 Sensor-controlled low idle automatic 162
3.4.13 Automatic engine stop after idling (option) 154
3.4.14 Shutting off diesel engine 154
3.4.15 Travelling and braking 156
3.4.16 Travel alarm (option) 160
3.4.17 Controlling the working attachment 160
3.4.18 Turning and braking uppercarriage 162
3.4.19 Float position of boom (option) 164
3.4.20 Controlling special working attachment without mini-joystick (option) 167
3.4.21 Controlling special working attachment with mini-joystick (option) 170
3.4.22 Tiltrotator (option) 173
3.4.23 Using working tool in continuous mode (option) 174
copyright @ Liebherr-France SAS 2019
LIEBHERR 1
R922 – 1486 (USA/CAN) /48168
Contents Operator’s manual
3.4.24 Control changeover (option) 176
3.4.25 Changing over control of joystick control (option) 178
Contents Operator’s manual
3.4.24 Control changeover (option) 176
3.4.25 Changing over control of joystick control (option) 178
3.5 Movement restriction for working attachment 179
3.5.1 Movement restriction for stick (option) 179
3.5.1 Movement restriction for stick (option) 179
3.5.2 Movement restriction for boom (option) 182
3.5.3 Overload warning system (option) 185
3.6 General working methods 187
3.6.1 Working without damaging machine 187
3.6.1 Working without damaging machine 187
3.6.2 Putting machine in working position 189
3.6.3 Travelling on slopes 189
3.6.4 Travelling under obstacles 191
3.6.5 Working in water 191
3.6.6 Working on slope 191
3.6.7 Working with backhoe bucket 192
3.6.8 Ground surface grading 193
3.6.9 Working with hydraulic hammer 194
3.6.10 Working with the grapple 197
3.6.11 Working with clamshell 197
3.6.12 Handling loads 199
3.6.13 Loading transport vehicle 199
3.6.14 Lifting loads 200
3.6.15 Lifting loads with quick coupler 201
3.6.16 Lifting loads with load lift hook (option) 202
3.6.10 Working with the grapple 197
3.6.11 Working with clamshell 197
3.6.12 Handling loads 199
3.6.13 Loading transport vehicle 199
3.6.14 Lifting loads 200
3.6.15 Lifting loads with quick coupler 201
3.6.16 Lifting loads with load lift hook (option) 202
3.7 Installing and removing working attachment 203
3.7.1 Installing and removing working attachment pins 203
3.7.1 Installing and removing working attachment pins 203
3.7.2 Installing and removing bucket 203
3.7.3 Installing and removing bucket with special seal 205
3.7.4 Using quick coupler 206
3.7.5 Installing and removing grapple on the stick 206
3.7.6 Installing and removing grapple on industrial stick 208
3.7.7 Installing and removing stick 210
3.7.8 Installing and removing boom 210
3.8 Parking machine 21
3.8.1 Parking machine on level ground 21
3.8.1 Parking machine on level ground 21
3.8.2 Parking machine on a slope 212
copyright © Liebherr-France SAS 2019
12 LIEBHERR R922 – 1486 (USA / CAN) / 48158
12 LIEBHERR R922 – 1486 (USA / CAN) / 48158
LFR/12248741/01/2019-10-16/en
LFR/12248741/01/2019-10-16/en
LFR/12248741/01/2019-10-16/en
Operator’s manual
Contents
3.9 Transport 213
3.9.1 Preparatory work 213
3.9.2 Putting folding walkways in upper position (option) 214
3.9.3 Driving machine onto low-loader 215
3.9.4 Lifting machine 217
3.9.56 Tying down machine 221
3.9.6 After transport 222
3.10 Emergency operation 225
3.10.1 Jump starting 225
3.10.2 Lowering working attachment when engine is shut off 226
3.10.3 Central lubrication system 226
3.10.4 Towing 227
4 Malfunctions 229
4.1 Service code tables 229
4.1.1 Warning symbols 229
41.2 SCR system 232
4.2 Fault – Cause – Remedy 234
4.21 Diesel engine and fuel system 234
422 Hydraulic system 237
4.2.3 Travel gear 237
42.4 Electrical system 238
4.2.5 Heating, ventilation and air conditioning unit 238
426 Working attachment 239
4.3 Problem remedy 240
4.3.1 Fuses and relays 240
5 Maintenance 249
5.1 Inspection and maintenance schedule 249
5.2 Filling quantities and lubrication chart 254
5.2.1 Filling quantities 254
5.2.2 Lubrication chart 255
5.3 Fuels, lubricants and operating fluids 261
5.3.1 Diesel fuels 261
5.3.2 Diesel exhaust fluids 262
5.3.3 Engine oils 262
5.3.4 Refrigerant 264
53.56 Coolant 264
5.3.6 Hydraulic oils 265
53.7 Gear oils 267
5.3.8 Pump distributor gear oils 268
5.3.9 Greases 269
5.3.10 Windscreen washer fluid 269
5.3.11 Lubricants and care products for electrical and mechanical systems 269
Access points for maintenance work 271
5.4.1 Access points on uppercarriage 271
5.4.2 Access points under uppercarriage 272
5.4.3 Access points on undercarriage 273
Preparing for maintenance 274
5.5.1 Maintenance procedures 274
5.5.2 Safety instructions 275
5.5.3 Putting machine in maintenance position 276
General maintenance 278
56.1 Welding 278
5.6.2 Bleeding hydraulic cylinders 278
5.6.3 Applying corrosion protection to piston rods 279
5.6.4 Cleaning the machine 280
5.6.5 Cleaning travel gear 281
5.6.6 Cleaning fan and radiator 282
5.6.7 Corrosion protection 282
Complete machine 293
5.7.1 Checking machine for proper condition and tightness 293
5.7.2 Visual inspection before putting into service 293
5.7.3 Lubricating bearings on machine and working attachment 293
5.7.4 Checking components for cracks 294
5.7.5 Filling in sample data sheet 296
Drive group 302
5.8.1 Diesel engine: Putting in maintenance position 302
5.8.2 Diesel engine: Checking oil level 302
5.8.3 Diesel engine: Bleeding oil filter 304
5.3.4 Refrigerant 264
53.56 Coolant 264
5.3.6 Hydraulic oils 265
53.7 Gear oils 267
5.3.8 Pump distributor gear oils 268
5.3.9 Greases 269
5.3.10 Windscreen washer fluid 269
5.3.11 Lubricants and care products for electrical and mechanical systems 269
Access points for maintenance work 271
5.4.1 Access points on uppercarriage 271
5.4.2 Access points under uppercarriage 272
5.4.3 Access points on undercarriage 273
Preparing for maintenance 274
5.5.1 Maintenance procedures 274
5.5.2 Safety instructions 275
5.5.3 Putting machine in maintenance position 276
General maintenance 278
56.1 Welding 278
5.6.2 Bleeding hydraulic cylinders 278
5.6.3 Applying corrosion protection to piston rods 279
5.6.4 Cleaning the machine 280
5.6.5 Cleaning travel gear 281
5.6.6 Cleaning fan and radiator 282
5.6.7 Corrosion protection 282
Complete machine 293
5.7.1 Checking machine for proper condition and tightness 293
5.7.2 Visual inspection before putting into service 293
5.7.3 Lubricating bearings on machine and working attachment 293
5.7.4 Checking components for cracks 294
5.7.5 Filling in sample data sheet 296
Drive group 302
5.8.1 Diesel engine: Putting in maintenance position 302
5.8.2 Diesel engine: Checking oil level 302
5.8.3 Diesel engine: Bleeding oil filter 304
14
copyright ® Liebhem-France SAS 2019
LIEBHERR R922 -1486 (USA/CAN) /48158
LFR/12248741/01/2019-10-16/en
LFR/12248741/01/2019-10-16/en
LFR/12248741/01/2019-10-16/en
Operator’s manual Contents
5.8.4 Fuel pre-filter: Draining water 305
5.8.5 Fuel tank: Draining water and sediments 306
5.8.6 Air filter: Emptying dust collecting tank 307
5.8.7 Air filter: Replacing main filter cartridge 307
5.8.8 Diesel particulate filter (option): Activating and deactivating
5.8.4 Fuel pre-filter: Draining water 305
5.8.5 Fuel tank: Draining water and sediments 306
5.8.6 Air filter: Emptying dust collecting tank 307
5.8.7 Air filter: Replacing main filter cartridge 307
5.8.8 Diesel particulate filter (option): Activating and deactivating
regeneration 309
5.8.9 Diesel exhaust fluid tank: Cleaning sieve 310
5.9 Cooling system 312
5.9.1 Checking coolant level 312
5.9.2 Coolant: Checking concentration 313
5.10 Working hydraulics 317
5.10.1 Depressurising hydraulic system 317
5.10.2 Hydraulic tank: Checking oil level 318
5.10.3 Hydraulic tank: Draining water and sediments 320
5.10.4 Bypass filter (option): Checking level of contamination of filter cartridge ~~ 321
5.10.5 Hydraulic hoses: Checking condition and tightness 321
5.11 Electrical system 323
5.11.1 General information 323
5.12 Travel gear 324
5.12.1 Checking track tension 324
5.12.2 Tightening track 325
5.12.3 Slackening track 326
5.12.4 Determining track type 327
5.8.9 Diesel exhaust fluid tank: Cleaning sieve 310
5.9 Cooling system 312
5.9.1 Checking coolant level 312
5.9.2 Coolant: Checking concentration 313
5.10 Working hydraulics 317
5.10.1 Depressurising hydraulic system 317
5.10.2 Hydraulic tank: Checking oil level 318
5.10.3 Hydraulic tank: Draining water and sediments 320
5.10.4 Bypass filter (option): Checking level of contamination of filter cartridge ~~ 321
5.10.5 Hydraulic hoses: Checking condition and tightness 321
5.11 Electrical system 323
5.11.1 General information 323
5.12 Travel gear 324
5.12.1 Checking track tension 324
5.12.2 Tightening track 325
5.12.3 Slackening track 326
5.12.4 Determining track type 327
5.12.5 Checking tracks, sprocket wheels, idler-wheels, carrier rollers and track
rollers for wear 328
5.12.6 Visual inspection of travel gear components 328
5.13 Working attachment 329
5.13.1 Lubricating working tool 329
5.13.2 Checking pin bearings for wear 329
5.14 Operator’s cab, heating and air conditioning 331
5.14.1 Filling with windscreen washer fluid 3A
5.14.2 Heating: Checking function 331
5.14.3 Auxiliary heater (option): Checking function 333
5.14.4 Switching on air conditioning unit 334
5.14.5 Cleaning pre-filter 334
5.15 Lubrication system 336
rollers for wear 328
5.12.6 Visual inspection of travel gear components 328
5.13 Working attachment 329
5.13.1 Lubricating working tool 329
5.13.2 Checking pin bearings for wear 329
5.14 Operator’s cab, heating and air conditioning 331
5.14.1 Filling with windscreen washer fluid 3A
5.14.2 Heating: Checking function 331
5.14.3 Auxiliary heater (option): Checking function 333
5.14.4 Switching on air conditioning unit 334
5.14.5 Cleaning pre-filter 334
5.15 Lubrication system 336
copyright @ Liebherr-France SAS 2019
R922 – 1486 (USA / CAN) / 48158 LIEBHERR 15
Contents Operator’s manual
5.15.1 Lubrication system (option): Topping up grease 336
Contents Operator’s manual
5.15.1 Lubrication system (option): Topping up grease 336
5.16.2 Checking lubrication of bearings (grease collar) 336
5.16 Slewing gearbox and slewing ring 337
5.16.1 Slewing gearbox: Checking oil level 337
Appendix 339
6.1 Pre-tightening torque and turning angle 339
6.1.1 Procedure 339
Index 341
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