Description
Liebherr R 976 Litronic Crawler Excavator Operator’s Manual – Types 1428, 1573, 1574 (2017)
This Liebherr R 976 Litronic Crawler Excavator Operator’s Manual is the original manufacturer document produced by Liebherr-France SAS for the R 976 hydraulic excavator, covering type numbers 1428, 1573 and 1574 from serial number 39100 onward. Order number 11658430, issued 19 May 2017 (Version 01), it was written by the LFR Technical Documentation Department for operators and maintenance personnel who work with this heavy crawler excavator on a daily basis. If you run, service, or supervise an R 976 Litronic, this manual is the reference document that explains the machine the way Liebherr itself explains it.
File Details
- Manual type: Original Operator’s Manual
- Brand / Model: Liebherr R 976 Litronic (types 1428, 1573, 1574)
- From serial number: 39100
- Order number: 11658430
- Version: 01
- Issued: 2017-05-19
- Language: English
- Page count: 304 pages
- File format: PDF
Complete PDF Bookmark Tree
Complete Bookmarks
The complete bookmarks in the “Liebherr R 976 Litronic Crawler Excavator Operator's Manual – Types 1428, 1573, 1574 (2017)” are as follows:
+Operator's manualp. 1
Prefacep. 3
Contentsp. 7
+1 Product descriptionp. 15
+1.1 Technical descriptionp. 15
1.1.1 Overviewp. 15
1.1.2 Uppercarriagep. 17
1.1.3 Undercarriagep. 18
+1.2 Technical datap. 19
1.2.1 Vibration emissionp. 19
1.2.2 Specificationsp. 20
+2 Safety warningsp. 53
+2.1 Information on these instructionsp. 53
2.1.1 Representation of warning messagesp. 53
2.1.2 Graphic symbols in these instructionsp. 53
+2.2 Intended usep. 54
2.2.1 Laws, rules, guidelines and safety regulationsp. 54
2.2.2 Intended usep. 54
2.2.3 Foreseeable misusep. 55
2.2.4 Operating conditionsp. 55
2.2.5 Disposalp. 56
+2.3 Description of staffp. 57
2.3.1 Personal protective equipmentp. 57
2.3.2 Requirements for staffp. 57
2.3.3 Operating companyp. 58
2.3.4 Operatorp. 58
2.3.5 Maintenance staffp. 59
2.3.6 Electrical engineerp. 60
2.3.7 Refrigeration technicianp. 60
2.3.8 Riggerp. 61
2.3.9 Spotterp. 62
+2.4 Signs on the machinep. 63
2.4.1 Locations of signsp. 63
2.4.2 Warning signsp. 63
2.4.3 Information signsp. 66
2.4.4 Identification platesp. 69
+2.5 Protective devices on the machinep. 70
2.5.1 Safety lever or folding consolep. 70
2.5.2 Operator's cabp. 70
2.5.3 Height-adjustable operator's cabp. 70
2.5.4 Falling object protective structures (FOPS and FGPS)p. 71
+2.6 Emergency equipment on the machinep. 71
2.6.1 Emergency exit (standard)p. 71
2.6.2 Fire extinguisher (option)p. 71
2.6.3 Emergency command devices of machinep. 72
2.6.4 Emergency stop function of machinep. 72
+2.7 Safe operationp. 72
2.7.1 Intoxicantsp. 72
2.7.2 Dangerous fuels and operating fluidsp. 73
2.7.3 Transporting machinep. 73
2.7.4 Access to machinep. 74
2.7.5 Machine danger zonep. 75
2.7.6 Visibilityp. 75
2.7.7 Protection against vibrationp. 76
2.7.8 Operation of machinep. 77
2.7.9 Load-lifting workp. 79
+2.8 Safe workp. 80
2.8.1 Machines with height adjustable cabp. 80
+2.9 Safe maintenancep. 80
2.9.1 Spare partsp. 80
2.9.2 Heavy partsp. 81
2.9.3 Regular checksp. 81
+2.10 Modifications to the machinep. 81
2.10.1 Modifications, add-ons and retrofittingsp. 81
+3 Control and operationp. 83
+3.1 Control and operating elementsp. 83
3.1.1 Overview of operator's platformp. 83
3.1.2 Control unit Ap. 86
3.1.3 Control unit Bp. 87
+3.2 Controlp. 88
3.2.1 Battery main switchp. 88
3.2.2 Entering and exiting machinep. 89
3.2.3 Emergency exitp. 90
3.2.4 Fire extinguisher (option)p. 90
3.2.5 Safety leverp. 91
3.2.6 Folding consolep. 91
3.2.7 Operator's seatp. 93
3.2.8 Safety beltp. 99
3.2.9 Hornp. 100
3.2.10 Sun blindp. 101
3.2.11 Side windowsp. 102
3.2.12 Exterior mirrorsp. 102
3.2.13 Lightingp. 103
3.2.14 Cab lighting systemp. 104
3.2.15 Windscreen wipersp. 104
3.2.16 Displayp. 105
3.2.17 Status symbolsp. 106
3.2.18 Main menup. 110
3.2.19 Camera system menup. 110
3.2.20 Air conditioning unitp. 111
3.2.21 Operating status menup. 113
3.2.22 System settings menup. 113
3.2.23 Function settings menup. 122
3.2.24 Information menup. 131
3.2.25 Tool Control menup. 132
3.2.26 Messages menup. 134
3.2.27 Auxiliary heater (option)p. 134
+3.3 Operationp. 136
3.3.1 Inspection tour before putting into servicep. 136
3.3.2 Refuellingp. 137
3.3.3 Refuelling with the electric refuelling pump (option)p. 138
3.3.4 Immobiliser (option)p. 140
3.3.5 Preparing machine for dust intensive applicationp. 141
3.3.6 Preparing machine for use in biologically sensitive areasp. 141
3.3.7 Starting diesel enginep. 142
3.3.8 Bringing machine to operating temperaturep. 143
3.3.9 Engine speed and operating modep. 143
3.3.10 After startingp. 144
3.3.11 Sensor-controlled low idle automaticp. 145
3.3.12 Automatic engine shut-off after idling (option)p. 147
3.3.13 Shutting off diesel enginep. 147
3.3.14 Travellingp. 148
3.3.15 Brakingp. 151
3.3.16 Travel alarm (option)p. 151
3.3.17 Driving on slopesp. 152
3.3.18 Controlling working attachmentp. 153
3.3.19 Turning and braking uppercarriagep. 156
3.3.20 Turning alarm (option)p. 158
3.3.21 Overload warning system (option)p. 159
3.3.22 Float position of hoist cylindersp. 160
3.3.23 Hoist cylinder protection (option)p. 161
3.3.24 Stick cylinder protectionp. 164
3.3.25 Controlling special working attachment without mini-joystick (option)p. 164
3.3.26 Controlling special working attachment with mini-joystick (option)p. 167
3.3.27 Reversing fan drive for radiator cleaning (option)p. 169
+3.4 Shut-off functionsp. 170
3.4.1 Stick cylinder shut-off and hoist cylinder shut-off (option)p. 170
+3.5 General working methodsp. 173
3.5.1 Working without damaging machinep. 173
3.5.2 Putting machine in working positionp. 175
3.5.3 Working on a slopep. 175
3.5.4 Working with a backhoe bucketp. 176
3.5.5 Ground surface gradingp. 177
3.5.6 Working with a hydraulic hammerp. 178
3.5.7 Working with the grapplep. 179
3.5.8 Working with the clamshellp. 180
3.5.9 Transferring loadsp. 181
3.5.10 Loading a transport vehiclep. 182
3.5.11 Lifting loadsp. 182
3.5.12 Lifting loads with quick couplerp. 183
3.5.13 Lifting loads using working tool with load lift hookp. 184
+3.6 Installing and removing working attachmentp. 186
3.6.1 Installing and removing working attachment pinsp. 186
3.6.2 Installing and removing bucketp. 186
3.6.3 Installing and removing bucket with special sealp. 188
3.6.4 Using quick couplerp. 189
3.6.5 Installing and removing grapple on stickp. 189
3.6.6 Installing and removing grapple on industrial stickp. 191
3.6.7 Installing and removing stickp. 193
3.6.8 Installing and removing boomp. 193
3.7 Parking machinep. 194
+3.8 Installing and removing the counterweightp. 195
3.8.1 Installing and removing counterweightp. 195
+3.9 Transportp. 197
3.9.1 Adjusting undercarriage width mechanically (option)p. 197
3.9.2 Driving machine onto low-loader (machine transporter)p. 202
3.9.3 Lifting machinep. 203
3.9.4 Tying down machinep. 205
+3.10 Emergency operationp. 207
3.10.1 Using emergency modep. 207
3.10.2 Jump startingp. 209
3.10.3 Lowering working attachment in an emergencyp. 209
3.10.4 Central lubrication systemp. 210
3.10.5 Towingp. 211
+4 Malfunctionsp. 213
+4.1 Service code tablesp. 213
4.1.1 Warning symbolsp. 213
+4.2 Fault – Cause – Remedyp. 218
4.2.1 Diesel engine and fuel systemp. 218
4.2.2 Hydraulic systemp. 221
4.2.3 Travel gearp. 221
4.2.4 Electrical systemp. 222
4.2.5 Heating, ventilation and air conditioning unitp. 222
+4.3 Problem remedyp. 224
4.3.1 Fuses and relaysp. 224
+5 Maintenancep. 235
5.1 Inspection and maintenance schedulep. 235
+5.2 Filling quantities and lubrication chartp. 242
5.2.1 Filling quantitiesp. 242
5.2.2 Lubrication chartp. 243
+5.3 Fuels, lubricants and operating fluidsp. 245
5.3.1 General informationp. 245
5.3.2 Oil analysisp. 245
5.3.3 Diesel fuelsp. 245
5.3.4 Engine oilsp. 246
5.3.5 Coolantp. 247
5.3.6 Hydraulic oilsp. 248
5.3.7 Gear oilsp. 250
5.3.8 Pump distributor gear oilsp. 251
5.3.9 Greasesp. 252
5.3.10 Windscreen washer fluidp. 252
5.3.11 Lubricants and care products for electrical and mechanical systemsp. 252
+5.4 Access points for maintenance workp. 253
5.4.1 Access points on uppercarriagep. 253
5.4.2 Access points under the uppercarriagep. 254
5.4.3 Access points on the undercarriagep. 255
+5.5 Preparing for maintenancep. 256
5.5.1 Maintenance proceduresp. 256
5.5.2 Safety instructionsp. 256
+5.6 General maintenancep. 258
5.6.1 Weldingp. 258
5.6.2 Bleeding hydraulic cylindersp. 258
5.6.3 Applying corrosion protection to piston rodsp. 259
5.6.4 Cleaning the machinep. 260
5.6.5 Cleaning travel gearp. 262
5.6.6 Cleaning fan and radiatorp. 262
+5.7 Complete machinep. 263
5.7.1 Checking components for cracksp. 263
+5.8 Drive groupp. 264
5.8.1 Diesel engine: Putting in maintenance positionp. 264
5.8.2 Diesel engine: Checking oil levelp. 264
5.8.3 Fuel pre-filter: Draining waterp. 265
5.8.4 Fuel tank: Draining water and sedimentsp. 266
5.8.5 Fuel fine filter: Replacing filter elementp. 267
5.8.6 Air filter: Emptying dust collecting tankp. 268
5.8.7 Air filter: Replacing main filter cartridgep. 269
5.8.8 Pump distributor gear: Checking oil levelp. 270
+5.9 Cooling systemp. 272
5.9.1 Checking coolant levelp. 272
5.9.2 Coolant: Checking concentrationp. 273
+5.10 Working hydraulicsp. 277
5.10.1 Depressurising hydraulic systemp. 277
5.10.2 Hydraulic tank: Checking oil levelp. 278
5.10.3 Hydraulic tank: Draining water and sedimentsp. 281
5.10.4 Return filter: Checking and cleaning magnetic rodp. 282
5.10.5 Bypass filter (option): Checking level of contamination of filter cartridgep. 282
5.10.6 Bleeding control valve blockp. 283
5.10.7 Hydraulic hoses: Checking condition and tightnessp. 283
+5.11 Electrical systemp. 285
5.11.1 General informationp. 285
+5.12 Travel gearp. 286
5.12.1 Checking track tensionp. 286
5.12.2 Tightening trackp. 287
5.12.3 Slackening trackp. 288
5.12.4 Track pads and sprocket wheels: Checking mountingp. 289
+5.13 Working attachmentp. 291
5.13.1 Lubricating working toolp. 291
5.13.2 Changing bucket teeth with Z systemp. 292
+5.14 Operator's cab, heating and air conditioningp. 293
5.14.1 Filling with windscreen washer fluidp. 293
5.14.2 Switching on air conditioning unitp. 293
5.14.3 Cleaning pre-filterp. 294
+5.15 Lubrication systemp. 295
5.15.1 Lubrication system: Filling with greasep. 295
+5.16 Slewing gearbox and slewing ringp. 296
5.16.1 Slewing gearbox: Checking oil levelp. 296
+6 Appendixp. 297
+6.1 Pre-tightening torque and turning anglep. 297
Indexp. 299
Chapters Covered
- Product description – technical description, overview, uppercarriage, undercarriage, technical data
- Safety warnings – warning message conventions, graphic symbols, intended use and foreseeable misuse, operating conditions, disposal, description of staff, signs on the machine, protective devices, emergency equipment, safe operation, safe work, safe maintenance, modifications
- Control and operation – operator’s platform overview, control units A and B, battery main switch, entering/exiting the machine, safety lever and folding console, operator’s seat, safety belt, horn, sun blind, side windows, exterior mirrors, lighting, display and status symbols, main menu, camera system menu, air conditioning, operating status menu, system settings menu, function settings menu, information menu, tool control menu, messages menu, auxiliary heater
- Operation – inspection tour before putting into service, refuelling, immobiliser, starting and shutting off the diesel engine, sensor-controlled low idle automatic, travelling, braking, driving on slopes, controlling the working attachment, turning and braking the uppercarriage, overload warning system, float position and protection of hoist and stick cylinders, shut-off functions, general working methods, working with backhoe bucket, grapple and clamshell, transferring and loading, lifting loads, installing and removing working attachments, parking, installing and removing the counterweight, transport and undercarriage width adjustment, lifting and tying down the machine, emergency operation, jump starting, central lubrication system, towing
- Malfunctions – service code tables, warning symbols, fault-cause-remedy for the diesel engine and fuel system, hydraulic system, travel gear, electrical system, and heating/ventilation/air conditioning, fuses and relays
- Maintenance – inspection and maintenance schedule, filling quantities and lubrication chart, fuels/lubricants/operating fluids, access points for maintenance, general maintenance, drive group, cooling system, working hydraulics, electrical system, travel gear, working attachment, operator’s cab heating and air conditioning, lubrication system, slewing gearbox and slewing ring
- Appendix – pre-tightening torque and turning angle procedure
- Index
Taken together, these chapters give a technician everything needed to run the R 976 Litronic correctly on day one and keep it running correctly for years afterward: how every control, menu and safety device on the machine works, how to carry out the full inspection and maintenance schedule on schedule, and how to recognise and work through a fault using the same code tables Liebherr technicians use.
Technical Highlights
The R 976 Litronic is powered by a 400 kW / 544 HP diesel engine (Stage IIIA / Tier 3), with an operating weight of 85,800-93,100 kg in backhoe configuration and 91,500-93,300 kg in shovel configuration, and bucket capacities of 4.60-6.60 m3 (backhoe) or 5.10-6.00 m3 (shovel). The manual’s filling quantities table lists a 60 l diesel engine oil capacity, a 1,150 l total hydraulic system capacity (622 l change quantity, 536 l filling quantity), a 32 l slewing gearbox, 2 x 13.5 l travel gearboxes, a 10 l pump distributor gear, 1,498 l of diesel fuel, 120 l of coolant and 8.6 l of windscreen washer fluid – all values a maintenance team needs on hand before starting any service interval on this machine.
Why Operators and Maintenance Teams Need This Liebherr R 976 Litronic Manual
This Liebherr R 976 Litronic operator’s manual puts the machine’s complete inspection and maintenance schedule, fault-diagnosis tables, fluid specifications and safe-operation procedures in one place, so you’re working from the same information Liebherr technicians rely on rather than guesswork. Following the correct fuel, oil and grease specifications and the scheduled service intervals in this manual protects the R 976 Litronic’s engine, hydraulic system and undercarriage, and following the fault-cause-remedy tables helps you diagnose warning symbols and malfunctions correctly the first time instead of chasing the wrong system. This is a digital PDF delivered instantly after purchase – no shipping wait, no physical copy to lose. Read it on a laptop, tablet or phone in the cab or the workshop, and print any page you need at the machine.
Reviews
There are no reviews yet.