Liebherr Crawler dozer PR 776 Operator’s Manual – PDF DOWNLOAD

Description

Liebherr Crawler dozer PR 776 Operator’s Manual – PDF DOWNLOAD

FILE DETAILS:

Liebherr Crawler dozer PR 776 Operator’s Manual – PDF DOWNLOAD

Language : English
Pages :360
Downloadable : Yes
File Type : PDF
Size: 77.8 MB

DESCRIPTION:

Liebherr Crawler dozer PR 776 Operator’s Manual – PDF DOWNLOAD

Product ID
Manufacturer: Liebherr-Werk Telfs GmbH
Type: PR 776
Type no.:1296 05_G6.0, 1296 4F G6.0 (USA/ CAN)
From Serial no.:16877

Preface:

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

Liebherr Crawler dozer PR 776 Operator’s Manual – PDF DOWNLOAD

1 Product description
Technical description
1.1.1 Design overview
Technical data
1.2.1 Vibrations
1.2.2 CO2 emissions of the diesel engine
1.2.3 Sound level
1.2.4 Maximum operating mass
1.2.5 Diesel engine
1.2.6 Travei drive and control system
1.2.7 Working hydraulics
1.2.8 Operator’s cab
1.2.9 Undercarriage
1.2.10 Pull force
1.2.11 Basic machine dimensions
1.2.12 Front equipment
1.2.13 Rear equipment
Warranty conditions
1.3.1 Additional information
1.3.2 Warranty declaration, emission limits, warranty rights and obligations
1.3.3 Warranty coverage from manufacturer
1.3.4 Warranty obligations of the owner
1.3.5 Warranty
1.3.6 Warranty parts
1.3.7 Exclusions
Tightening torques
1.4.1 Preload values and tightening torques for screws with standard and fine
Contents Operator’s manual
2 Safety guidelines, signs 39
2.1 Designation of warning notes 39
2.1.1 Additional rules and guidelines 40
2.2 Symbols in the operator’s manual 40
2.3 Proper use 40
2.3.1 Laws, rules, guidelines and safety regulations 40
2.3.2 lntended use 40
2.3.3 Foreseeable misuse 41
2.3.4 Hazard zone of the machine 42
2.3.5 Operating conditions 43
2.3.6 Disposal 44
2.4 Description of personnel 45
2.4.1 Personal protective equipment 45
2.4.2 Requirements for personnel 45
2.4.3 Operator 46
2.4.4 Operator 46
2.4.5 Maintenance staff 47
2.4.6 Guide 48
2.5 Signs on the machine 48
2.5.1 Safety signs 49
2.5.2 lnformation signs 53
2.5.3 ldentification plates 58
2.6 Safety instructions 59
2.6.1 General safety instructions 59
2.6.2 Safety guidelines for crushing and bum prevention 60
2.6.3 Safety guidelines for tire and explosion prevention 60
2.6.4 Safety instructions for machine start up 61
2.6.5 Safety guidelines for start up 61
2.6.10 Safety instructions for maintenance 64
2.6.11 Safety guidelines for welding work on machine 66
2.6.12 Safety guidelines for working on attachment 66
Operator’s manual Contents
2.6.13 Safety guidelines for loading machine with a crane 67
2.6.14 Safety notes for maintenance of hydraulic hoses and hose lines 67
2.6.15 Safety guidelines for maintenance work on machines with hydro accumulators
68
2.6.16 Roll over protection (ROPS) and falling object protection (FOPS) 68
2.6.17 Equipment and attachment parts 69
2.6.18 Protection from vibrations 69
2.6.19 See and be seen 70
2.6.20 Safety notes for Diesel engines with electronic contrai units 72
2.6.21 Safety notes for working on Common Rail System of Diesel engines 73
3 Control, operation 75
PR776-1296_ 4F G6.0,
PR776-1296_05_G6.0 / 16877
Operating and contrai elements
3.1.1 Overview of operator’s cab
3.1.2 Contrai elements in the operator’s cab
3.1.3 Display unit
3.1.4 Externa! operating hour meter (option)
3.1.5 Exhaust gas treatment
Operation
3.2.1 Battery main switch
3.2.2 Startup circuit interruption (option)
3.2.3 Access light
3.2.4 Entering and exiting the machine
3.2.5 Access ladder (option)
3.2.6 Emergency exit
3.2.7 Using emergency hammer (option)
3.2.8 Doorlock
3.2.9 Premium operator’s seat
3.2.10 Safety belt
3.2.11 Adjusting armrest, contrai lever and footrest
3.2.12 Heating system
3.2.13 Air conditioning
3.2.14 Reversible fan for winter operation
3.2.15 Auxiliary heating (option)
3.2.16 Coolant preheating 230V (option)
Operator’s manual
3.2.17 Coolant preheating 110V (option) 158
3.2.18 Sliding window 160
3.2.19 Sun blind 161
3.2.20 Interior lighting of cab 161
3.2.21 lnside mirrar 162
3.2.22 Electrical windscreen wiper system and windscreen washer system 162
3.2.23 Compartment for documentation 165
3.2.24 Turn the engine compartment lighting on 165
3.2.25 Reversing warning device 166
3.2.26 Disengageable reversing warning device 167
3.2.27 Fire extinguisher 168
3.2.28 Assembly of third party installations in the cab 169
3.2.29 Rotating beacon 170
3.2.30 LiDAT (option) 170
Operation 171
3.3.1 Operating machine on a daily basis 171
3.3.2 Using the machine at low or high ambient temperatures 179
3.3.3 Starting the diesel engine 179
3.3.4 Travei mede 185
3.3.5 Driving 193
3.3.6 Braking 197
3.3.7 Using the emergency stop button to stop and continue the operation 199
3.3.8 Using externa! emergency stop button to stop and continue the operation
(option) 200
3.3.9 Taking machine out of service 201
3.3.10 Working in water 206
3.3.11 Working with attachment 206
3.3.12 Working with optional attachments 216
Work methods 221
3.4.1 Grading
3.4.2 Using several machines simultaneously
3.4.3 Digging and banking up trenches
3.4.4 Land clearing
3.4.5 Ripping
3.5.1 lnstallation guidelines for installation and removal of working attachment
3.5.2 lnstall the bearing shells of the attachment
3.5.3 lnstalling and removing push frame with straight biade
3.6 Transport
3.6.1 Transporting machine by truck or rail
3.6.2 Loading the machine with a crane
3.7 Emergency operations
3.7.1 Emergency mode function
3.7.2 Towing the machine
3.7.3 Jump-starting the machine
Operating problems
4.1 Servicecodes
4.1.1 Service code – Display unit
4.2 Problems – Cause – Remedy
4.2.1 Diesel engine
4.2.2 Hydraulic system
4.2.3 Undercarriage
4.2.4 Electrical system
4.2.5 Heating
4.2.6 Working attachment
4.2.7 Electronic immobiliser (option)
4.3 Problem remedy
4.3.1 Changing fuses and relays
Maintenance
Maintenance and inspection schedule
Fill quantities, lubrication schedule
5.2.1 Recommended lubricants
5.2.2 Recommended fuel and operating fluids
5.2.3 Lubrication chart
5.2.4 Symbols in the lubrication chart
Operator’s manual
5.3.3 Engine oils 298
5.3.4 Coolant 299
5.3.5 Diesel exhaust fluids 300
5.3.6 Hydraulic oils 301
5.3.7 Lube oils for splitterboxes 302
5.3.8 Lube oils for travei gearbox 303
5.3.9 Oil for duo cone (slipring) seal Travei gear 305
5.3.10 Oil for axle bearing 305
5.3.11 Grease and other lubricants 305
5.3.12 Oil for hinges and joints 306
Take oil samples 307
5.4.1 Oil samples and oil analysis 307
Preparatory maintenance tasks 311
5.5.1 Safety instructions for maintenance 311
5.5.2 Turn the electrical system off 311
Overall machine 312
5.6.1 Lubricating all lube points according to lubrication chart 312
5.6.2 Checking and changing windscreen wiper biade 312
Diesel engine 313
5.7.1 Diesel engine: checking oil level 313
5.7.2 Checking the diesel engine configuration and the belly pans for contamination
and cleaning them 314
Cooling system 316
5.8.1 Check the coolant level and refill 316
5.8.2 Check the cooling system for contamination and clean it 318
Fuel system 321
5.9.1 Notes for work on the fuel system 321
5.9.2 Fuel preliminary filter: Drain the condensation 321
5.9.3 Fuel tank: Drain condensation and sediments 322
5.9.4 Empty and clean the fuel tank 323
Air filter system 326
5.10.1 Replacing the air filter 326
Hydraulic system 329
5.11.1 Checking the oil level in the hydraulic tank and topping up oil 329
Operator’s manual Contents
5.12.1 Splitterbox: Check the oil level 333
5.13 Electrical system 334
5.13.1 Check the display unit and lighting 334
5.13.2 Change the light bulbs 334
5.14 Heater, ventilation, air conditioning system 335
5.14.1 lnspection of the air conditioning system by HVAC specialist staff 335
5.14.2 To check the capacitor 335
5.15 Drive gear 336
5.15.1 Travei gearbox: checking the condition 336
5.15.2 Check the oil level in the duo cone (slipring) area 336
5.16 Track components 338
5.16.1 Checking that the nuts and bolts of the travei gear components are
firmly seated 338
5.16.2 Checking and adjusting the track tension 339
5.17 Working attachment 344
5.17.1 Checking the cutting edges, corners and ripper teeth for wear 344
5.17.2 Lubricate the working attachment and hoist cylinder bearing 344
5.17.3 Checking the mounting screws and pin retainers of the working attachment
for tight seating 345
5.17.4 Removing and installing the ripper tooth tips 345
5.18 Cleaning the machine 350
5.18.1 Wet cleaning the machine 350
5.19 Preservation tasks 352
5.19.1 Protecting the piston rods 352
5.19.2 Taking the machine out of service 352
lndex 353

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