Liebherr Tractor PR 756 1312 Crawler Dozer Operator’s Manual 11290 – PDF DOWNLOAD

Description

Liebherr Tractor PR 756 1312 Crawler Dozer Operator’s Manual 11290 – PDF DOWNLOAD

FILE DETAILS:

Liebherr Tractor PR 756 1312 Crawler Dozer Operator’s Manual 11290 – PDF DOWNLOAD

Language : English
Pages : 384
Downloadable : Yes
File Type : PDF
Size: 82.7 MB

DESCRIPTION:

Liebherr Tractor PR 756 1312 Crawler Dozer Operator’s Manual 11290 – PDF DOWNLOAD

Product ID
Manufacturer: Liebherr-Werk Telfs GmbH
Type: PR 756
Type no.: 1312
From Serial no.: 11290

Preface:

This operator’s manual has been written for the operator and for the maintenance
staff of the machine.
It contains the descriptions for:
– Chapter 1 “Product description”
– Chapter 2 “Safety instructions”
– Chapter 3 “Control, operation”
– Chapter 4 “Malfunctions”
–  Chapter 5 “Maintenance”
The operator’s manual must be read and used carefully by all persons who carry
out work with or on the machine before putting the machine into service for the first
time and later, at regular intervals.

Work with or on the machine includes, for example:
Operation including set up, troubleshooting during work procedure, disposal of production wastes, care, disposal of service and auxiliary materials.
Service including maintenance, inspection and repair work
Transport or loading the machine

This allows the machine operator to familiarize himself with the machine more
easily and prevent malfunctions due to improper operation.

Observation of the operator’s manual by maintenance staff:
– increases reliability in use
– extends the service life of your machine
– reduces repair costs and downtime

• The operator’s manual belongs with the machine. Make sure that a copy is
  always readily available in the operator’s cab.
• The operator’s manual should be supplemented with instructions for accident
  prevention and environmental protection based on existing national regulations.
  In addition to the operator’s manual and legally binding regulations on accident
  prevention which apply in the user country and at point of use, authorized specialist
  rules for safe and correct working procedures are also to be observed.
• These operator’s manual contains all required information for control, operation
  and maintenance of your machine.
• Some illustrations in this operator’s manual may depict details and working devices
  which differ to your machine.
• In some illustrations, protective devices and covers have been removed in the
  interests of better presentation.
• Improvements, which are always being incorporated into our machines, may result
  in changes to your machine which are not yet indicated in this operator’s manual.
• If you need additional explanations or instructions, please don’t hesitate to contact
  the Technical Documentation and Service Department.

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

Liebherr Tractor PR 756 1312 Crawler Dozer Operator’s Manual 11290 – PDF DOWNLOAD

1 Product description 17
1.1 Technical description 17
1.1.1 Design overview 17
1.2 Technical data 19
1.2.1 Vibrations 19
1.2.2 CO2 emissions of diesel engine 20
1.2.3 Sound emission 21
1.2.4 Maximum operating weight 21
1.3 Tightening torques 22
1.3.1 Preload values and tightening torques for screws with standard and fine
metric thread according to DIN ISO 261 22
1.3.2 Tightening torque for cutting edges, end bits and adapters 28
2 Safety guidelines, signs 29
2.1 Designation of warning notes 29
2.1.1 Additional rules and guidelines 30
2.2 Symbols in the operator’s manual 30
2.3 Proper use 30
2.3.1 Laws, rules, guidelines and safety regulations 30
2.3.2 Intended use 30
2.3.3 Foreseeable misuse 31
2.3.4 Danger area of the machine 32
2.3.5 Operating conditions 33
Disposal 34
2.4 Description of personnel 35
2.4.1 Personal protective equipment 35
Requirements for personnel ., 0 2.4.2 35
2.4.3 Operator 35
2.4.4 Operator 36
2.4.5 Maintenance staff 37
2.4.6 Guide 38
2.5 Signs on the machine 38
2.5.1 Safety signs 38
2.5.2 Information signs 45
2.5.3 Type plates 54
2.6 Safety instructions 55
2.6.1 General safety instructions 55
2.6.2 Safety guidelines for crushing and burn prevention 56
2.6.3 Safety guidelines for fire and explosion prevention 57
2.6.4 Safety instructions for machine start up 57
2.6.5 Safety guidelines for start up 58
2.6.6 Safety guidelines for working 58
2.6.7 Safety guidelines for turning machine off 59
2.6.8 Safety instructions for transporting machine 59
2.6.9 Safety instructions for towing machine 60
2.6.10 Safety instructions for maintenance 60
2.6.11 Safety guidelines for welding work on machine 63
2.6.12 Safety guidelines for working on attachment 63
2.6.13 Safety guidelines for loading machine with a crane 63
2.6.14 Safety notes for maintenance of hydraulic hoses and hose lines 64
2.6.15 Safety guidelines for maintenance work on machines with hydro accumulators
64
2.6.16 Roll over protection (ROPS) and falling object protection (FOPS) 65
2.6.17 Equipment and attachment parts 66
2.6.18 Protection from vibrations 66
2.6.19 See and be seen 66
2.6.20 Safety notes for Diesel engines with electronic control units 68
2.6.21 Safety notes for working on Common Rail System of Diesel engines 69
3 Control, operation 71
3.1 Operating and control elements
3.1.1 Operator’s cab 71
3.1.2 Control elements on the operator’s platform 73
3.1.3 Display unit 77
3.1.4 Exhaust gas treatment 117
3.2 Operation 120
3.2.1 Battery main switch 120
3.2.2 Entering and exiting the machine 121
3.2.3 Emergency exit 122
3.2.4 Door lock 123
3.2.5 Standard operator’s seat 125
3.2.6 Operator’s seat with pneumatic comfort suspension 125
3.2.7 Premium operator’s seat (option) 133
3.2.8 Premium ISRI (option) operator’s seat 140
3.2.9 Safety belt 146
3.2.10 Adjust the armrests and joysticks 149
3.2.11 Heating and air conditioning unit 150
3.2.12 Control panel Heating system and Air conditioning system 155
3.2.13 Sliding window 159
3.2.14 Interior light of the cab and reading light 159
3.2.15 Inside mirror 159
3.2.16 Electrical windscreen wiper system and windscreen washer system 160
3.2.17 Compartment for documentation 162
3.2.18 Turn the engine compartment lighting on 163
3.2.19 Back up warning device 163
3.2.20 Back up warning device – disengageable 164
3.2.21 Fire extinguisher 165
3.2.22 Rotating beacon 166
3.2.23 LiDAT (option) 166
3.3 Operation 167
3.3.1 Operating machine on a daily basis 167
3.3.2 Using the machine at low or high ambient temperatures 177
3.3.3 Starting diesel engine 177
3.3.4 Travel mode 183 0
3.3.5 Driving 190
3.3.6 Braking 192
3.3.7 Take the machine out of service 194
3.3.8 Working in water 198
3.3.9 Working with the attachment 199
3.3.10 Work with optional equipment 208
3.3.11 Diesel particle filter (option) 213
3.4 Work methods 219
3.4.1 Grading 219
3.4.2 Fine grading 220
3.4.3 Using several machines simultaneously 221
3.4.4 Creating and banking up trenches 222
3.4.5 Land clearing 223
3.4.6 Ripping 225
3.5 Install and remove the attachment 227
3.5.1 Installation guidelines for installation and removal of working attachment
3.5.2 Install the bearing shells of the attachment 227
3.5.3 Install and remove the push frame with the straight blade 229
3.6 Transport 239
3.6.1 Transport the machine by truck or rail 239
3.6.2 Loading the machine with the crane 242
3.7 Emergency operations 245
3.7.1 Emergency mode function 245
3.7.2 Tow the machine 245
3.7.3 Jump start procedure 254
4 Operating problems 257
4.1 Servicecodes 257
4.1.1 Service code – Display unit 257
4.2 Problems – Cause – Remedy 259
4.2.1 Diesel engine 259
4.2.2 Hydraulic system 261
4.2.3 Travel gear, tracks 262
4.2.4 Electrical system 262 C:
4.2.5 Heating system 262 “0′
4.2.6 Working attachments
4.3 Problem remedy 264 ~
4.3.1 Fuses 264 ~
4.3.2 Fuses and relays in the central electric compartment 266
5 Maintenance 273
5.1 Maintenance and inspection schedule 273
5.2 Fill quantities, lubrication schedule 279
5.2.1 Recommended lubricants 279
5.2.2 Recommended fuel and operating fluids 280
5.2.3 Lubrication schedule 280
5.2.4 Symbols in the lubrication chart 282
5.3 Lubricants and fuels 283
5.3.1 General information about lubricants and fuels 283
5.3.2 Diesel fuels 284
5.3.3 Engine oils 284
5.3.4 Coolant 285
5.3.5 Diesel exhaust fluids 286
5.3.6 Hydraulic oil 287
5.3.7 Lube oils for splitterboxes 292
5.3.8 Lube oils for travel gearbox 293
5.3.9 Oil for duo cone (slipring) seal Travel gear 294
5.3.10 Oil for axle bearing 294
5.3.11 Grease and other lubricants 294
5.3.12 Oil for hinges and joints 296
5.4 Take oil samples 297
5.4.1 Oil samples and oil analysis 297
5.5 Preparatory maintenance tasks 301
5.5.1 Safety instructions for maintenance 301
5.5.2 Maintenance position 301
5.5.3 Turn the electrical system off 304
5.6 Overall machine 305
5.6.1 Lubricating all lube points according to lubrication chart 305
5.6.2 Checking the window wiper 305
5.7 Diesel engine 306
5.7.1 Check the engine oil level 306
0 ~ 5.7.2 Checking the diesel engine configuration and the belly pans for contamination and cleaning them 307
5.8 Cooling system 308
5.8.1 Check the coolant level 308
5.8.2 Clean the cooling system 310
5.9 Fuel system 312
5.9.1 Notes for work on the fuel system 312
5.9.2 Fuel preliminary filter: Drain the condensation 312
5.9.3 Fuel tank: Drain condensation and sediments 313
5.9.4 Empty and clean the fuel tank 314
5.10 Air filter system 317
5.10.1 Replacing the air filter 317
5.10.2 Clean the dust discharge valve 319
5.11 Diesel particle filter 321
5.12 Hydraulic system 322
5.12.1 Check the oil level in the hydraulic tank and add oil 322
5.13 Splitterbox 326
5.13.1 Splitterbox: Check the oil level 326
5.14 Electrical system 327
5.14.1 Check the display unit and lighting 327
5.15 Heater, ventilation, air conditioning system 328
5.15.1 Inspection of the air conditioning system by HVAC specialist staff 328
5.15.2 To check the capacitor 328
5.16 Drive gear 329
5.16.1 Travel gearbox: checking the condition 329
5.16.2 Checking the oil level in the duo cone (slip ring) area 329
5.17 Track components 331
5.17.1 Checking the nuts and bolts of the travel gear components are firmly
seated 331
5.17.2 Check and adjust the chain tension 332
5.17.3 Grease the equalizer bar bearing 336
5.18 Working attachment 337
5.18.1 Checking the cutting edges, corners and ripper teeth for wear 337 C:
5.18.2 Checking the mounting screws and pin retainers of the working attach
ment for tight seating 337
5.18.3 Removing and installing the ripper tooth tips 337
5.19 Cleaning the machine 342 0
5.19.1 Wet cleaning the machine 342
5.20 Preservation tasks 344
5.20.1 Protecting the piston rods 344
5.20.2 Taking the machine out of service 344
Index 345

Customer Support: [email protected]

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PLEASE NOTE:

• This is the same manual used by the dealers to diagnose and troubleshoot your vehicle
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