Liebherr R924 1487 (USA /CAN) Hydraulic Excavator Operator’s Manual 48189 – PDF DOWNLOAD

1 Product description 17
1.1 Technical description 18
General overview 18
Uppercarriage 19
Undercarriage 20
1.2 Technical data 21
Vibration emission 21
Sound level 21
Specifications 22
1.3 Warranty conditions 23
Additional information, USA 23
Warranty declaration, emission limits, warranty rights and obligations 23
Warranty coverage from manufacturer 23
Warranty obligations of the owner 24
Warranty 24
Warranty parts 24
Exclusions 25
2 Safety warnings 27
2.1 Information on these instructions 27
Representation of warning messages 27
Graphic symbols in these instructions 27
2.2 Intended use 28
Laws, rules, guidelines and safety regulations 28
Intended use 28
Foreseeable misuse 29
Operating conditions 29
Disposal 30
2.3 Description of staff 31
Contents Operator’s manual
2.3.1 Personal protective equipment 31
2.3.2 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
2.4 Signs on the machine 37
2.4.1 Location of signs 37
2.4.2 Safety signs 38
2.4.3 Information signs 41
2.4.4 Identification plates 45
2.5 Protective devices on the machine 45
2.5.1 Safety lever or folding console 45
2.5.2 Operator’s cab 45
2.5.3 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
2.6 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
2.7 Safe operation 49
2.7.1 Intoxicants 49
2.7.2 Dangerous fuels and operating fluids 49 89足
2.7.3 Transporting machine 50 5`~
2.7.4 Access to machine 5 0 S卜圣者 –
2.7.5 Machine danger zone 51 匡
2.7.6 Visibility 51
2.7.7 Protection against vibration 52
2.7.8 Operation of machine 53
copyright© Liebherr-France SAS 2021
8 Ill匝驯IRR R 924 – 1487 (USA/ CAN)/ 48189
Operator’s manual Contents
2.7.9 Load-lifting work 56
2.8 Safe work 57
2.8.1 Hydraulic hammer 57
2.9 Safe maintenance 57
Spare parts 57
Heavy parts 58
Regular checks 58
2.10 Modifications to the machine 58
2.10.1 Modifications, add-ons and retrofittings 58
3 Control and operation 61
3.1 Control and operating elements 61
Display
Overview of operator’s platform 61
Control unit A 62
Control unit B (option) 63
Further control units 63
Display 64
Status symbols 65
Start page menu 72
Camera menu 73
Air conditioning 74
Operating status menu 76
Diesel particulate filter submenu (option) 77
Sensor-controlled low idle automatic and automatic engine stop
submenu (option) 78
Measurement displays submenu 79
System settings menu 79
Operating hour meter submenu 81
Windscreen wiper interval submenu 81
Radio remote control submenu 82
Display brightness and display volume submenu 83
Camera image contrast submenu 83
Camera return time submenu 84
Unit selection submenu 84
System diagnosis submenu (SCOTTI) 85
Time zone submenu 85
Time format and date format submenu 86
Language selection submenu 86
Brightness of LED headlights submenu (option) 87
Unlocking with PIN code (option) submenu 88
Electrical outputs submenu 88
Electrical inputs submenu 89
Function settings menu 90
Central lubrication system submenu (option) 91
Maintenance submenu 92
SF submenu 93
Adjustment modes submenu 94
User profile submenu 96
Working tools submenu 97
Movement restriction for boom and movement restriction for stick
submenu (option) 99

Control
Automatic reversible fan drive submenu (option) 100
Bleeding oil filter submenu 101
Priority between lifting boom and turning uppercarriage submenu 101
Priority between working tool and working attachment submenu 102
Stick priority submenu (option) 102
Braking force of slewing brake submenu 103
On-screen keyboard submenu 103
Information menu 104
Operating hours submenu 105
Fuel consumption submenu 106
Key assignment submenu 106
CodingKey submenu
Tool Control menu
Tool Control symbols
Service codes menu
Deleting rotary motion error symbols
3.3.1 Battery main switch 113
Entering and exiting machine 114
Emergency exit 115
Fire extinguisher (option) 116
Folding console 117
Operator’s seat 118
Safety belt 126
Confirmation button 127
Horn 129
Windscreen 129
Sun blinds 132
Side windows 134
Viewing devices 134
Lighting 140
Cab lighting system 141
Windscreen wipers 142
Auxiliary heater (option) 143
3.4 Operation 144
Inspection tour before putting into service 144
Refuelling 145
Refuelling with electric refuelling pump (option) 146
Refuelling diesel exhaust fluid 148
Immobiliser 149
Preparing machine for dust intensive application 154
Preparing machine for use in biologically sensitive areas 154
Starting diesel engine 154
Bringing machine to operating temperature 156
Engine speed and operating mode 156
After starting 157
Sensor-controlled low idle automatic 158
Automatic engine stop after idling (option) 160
Shutting off diesel engine 160
Travelling and braking 162
Travel alarm (option) 166
Controlling working attachment 166
Turning and braking uppercarriage 168
Float position of boom (option) 171
Controlling special working attachment without mini-joystick (option) 174
Controlling special working attachment with mini-joystick (option) 177
Tiltrotator (option) 180
Using working tool in continuous mode (option) 181
Control changeover (option) 183
Control changeovers for joysticks (option) 185
3.5 Movement restriction for working attachment 186
Movement restriction for stick (option) 186
Movement restriction for boom (option) 189
Overload warning system (option) 192
3.6 General working methods 194
Working without damaging machine 194
Putting machine in working position 196
Travelling on slopes 196
Travelling under obstacles 198
Working in water 198
Working on slope 198
Working with backhoe bucket 199
Ground surface grading 200
Working with hydraulic hammer 201
Working with the grapple 204
Working with clamshell 204
Handling loads 206
Loading transport vehicle 206
Lifting loads 207
Lifting loads with quick coupler 208
Lifting loads with load lift hook (option) 210
3.7 Installing and removing working attachment 212
Installing and removing working attachment pins 212
Installing and removing bucket 212
Installing and removing bucket with special seal 214
Using quick coupler 215
Installing and removing grapple on the stick 215
Installing and removing grapple on industrial stick
Installing and removing stick 219
Installing and removing boom 219
3.8 Parking machine 220
Parking machine on level ground 220
Parking machine on a slope 221
3.9 Transport 222
Preparatory work 222
Putting folding walkways in upper position (option) 223
Driving machine onto low-loader 224
Lifting machine 226
Tying down machine 230
After transport 231
3.10 Emergency operation 234
Jump starting 234
Lowering working attachment when engine is shut off 235
Central lubrication system 235
Towing 236
Malfunctions 239
4.1 Service code tables 239
Warning symbols 239
SCR system 242
4.2 Fault – Cause – Remedy 244
Diesel engine and fuel system 244
Hydraulic system 247
Travel gear 247
Electrical system 248
Heating, ventilation and air conditioning unit 248
Working attachment 249
4.3 Problem remedy 250
4.3.1 Fuses and relays 250
5 Maintenance 259
Inspection and maintenance schedule 259
Filling quantities and lubrication chart 264
R924 -1487(USA/CAN)/48189
copyright IC! Liebherr-France SAS 2021
IIIBHIRR 13
Contents Operator’s manual
5.2.1 Filling quantities 264
5.2.2 Lubrication chart 265
5.3 Fuels, lubricants and operating fluids 271
5.3.1 Diesel fuels 271
5.3.2 Diesel exhaust fluids 272
5.3.3 Engine oils 272
5.3.4 Refrigerant 273
5.3.5 Coolant 274
5.3.6 Hydraulic oils 275
5.3.7 Slewing gearbox oils 277
5.3.8 Pump distributor gear oils 278
5.3.9 Greases 279
5.3.10 Windscreen washer fluid 279
5.3.11 Lubricants and care products for electrical and mechanical systems 279
5.4 Access points for maintenance work 281
5.4.1 Access points on uppercarriage 281
5.4.2 Access points under uppercarriage 282
5.4.3 Access points on undercarriage 283
5.5 Preparing for maintenance 284
5.5.1 Maintenance procedures 284
5.5.2 Safety instructions 285
5.5.3 Putting machine in maintenance position 286
5.6 General maintenance 288
5.6.1 Welding 288
5.6.2 Bleeding hydraulic cylinders 288
5.6.3 Applying corrosion protection to piston rods 289
5.6.4 Cleaning the machine 290
5.6.5 Cleaning travel gear 291
5.6.6 Cleaning fan and radiator 292 89足
5.6.7 Corrosion protection 292 5`~
5.7 Complete machine 3 0 3 卜~圣者 –
5.7.1 Checking machine for proper condition and tightness 3 0 3 亡匡
5.7.2 Lubricating bearings on machine and working attachment 303
5.7.3 Checking components for cracks 304
5.8 Drive group 307
Diesel engine: Putting in maintenance position 307
Diesel engine: Checking oil level 307
Diesel engine: Bleeding oil filter 309
Fuel pre-filter: Draining water 310
Fuel tank: Draining water and sediments 311
Air filter: Emptying dust collecting tank 312
Air filter: Replacing main filter cartridge 312
Diesel particulate filter (option): Activating and deactivating
regeneration 314
Diesel exhaust fluid tank: Cleaning sieve 315
5.9 Cooling system 317
Checking coolant level 317
Coolant: Checking concentration 318
Working hydraulics 322
Depressurising hydraulic system 322
Hydraulic tank: Checking oil level 323
Hydraulic tank: Draining water and sediments 325
Bypass filter (option): Checking level of contamination of filter cartridge 326
Electrical system 327
5.11.1 General information 327
Travel gear 328
Checking track tension 328
Tightening track 329
Slackening track 330
Determining track type 331
Working attachment 332
Lubricating working tool 332
Checking pin bearings for wear 332
Operator’s cab, heating and air conditioning 334
Filling with windscreen washer fluid 334
Heating: Checking function 334
Auxiliary heater (option): Checking function 336
Switching on air conditioning unit 337
Cleaning pre-filter 337
Lubrication system 339
Lubrication system (option): Topping up grease 339
Checking lubrication of bearings (grease collar) 339
5.16 Slewing gearbox and slewing ring 340
5.16.1 Slewing gearbox: Checking oil level 340
6 Appendix 343
Index 345