Liebherr R924 Excavator Operators Operating Manual
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Liebherr R924 Excavator Operators Operating Manual
LANGUAGE:ENGLISH
PAGES:362
DOWNLOADABLE:YES
FILE TYPE:PDF
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DESCRIPTION:
Liebherr R924 Excavator Operators Operating Manual
These operating instructions have been written for the machine operator and for the maintenance personnel of the machine.
They contain:
– the technical data.
– the safety requirements.
– the operating instructions.
– the maintenance instructions.
The operating instructions are to 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 setting up and equipping, rectifying malfunctions during the course of work, resolving production dropouts, care, disposal of operating and process materials.
– Maintenance, including maintenance, inspection and repair work.
– Transportation or loading the machine.
The operating instructions allow the machine operator to familiarize himself with the machine more easily and prevent malfunctions occurring due to improper operation.
The observance of the operating and maintenance instructions by maintenance personnel:
– increases reliability in use.
– extends the service life of your machine.
– reduces repair costs and downtime
TABLE OF CONTENTS:
Liebherr R924 Excavator Operators Operating Manual
Document identification ..................................................................... 1 Preface ..................................................................................... 3 Table of contents ........................................................................... 5 1 Product description........................................................................ 9 1.1 Assembly - overview.................................................................. 9 1.1.1 Machine and construction equipment............................................. 9 1.1.2 Machine for transferring material.............................................. 11 1.1.3 Upper carriage................................................................. 12 1.1.4 Undercarriage.................................................................. 14 1.2 Vibration emissions.................................................................. 14 1.3 Sound emission....................................................................... 15 1.4 EC Declaration of Conformity......................................................... 16 1.5 Technical data....................................................................... 16 2 Safety instructions, Signs on the machine.................................................. 37 2.1 Meaning of the symbols in this manual................................................ 37 2.2 Use in accordance with the regulations............................................... 38 2.3 Safety Instructions.................................................................. 38 2.4 Servicing the machine safely......................................................... 50 2.5 Signs on the machine................................................................. 56 2.5.1 Introduction................................................................... 56 2.5.2 Arrangement of signage......................................................... 57 2.5.3 Explanation of signage......................................................... 59 2.5.4 Nameplates on the machine...................................................... 65 3 Control and operation...................................................................... 67 3.1 Operating and control elements....................................................... 67 3.1.1 Controls in the operator’s cab................................................. 67 3.1.2 The joysticks.................................................................. 69 3.1.3 Control unit................................................................... 74 3.1.4 Monitoring display............................................................. 79 3.1.5 Main screen (DISP02 R5.2 Software V4.57.X and V4.58.X)......................... 82 3.1.6 Controls and instrumentation for optional equipments...........................102 3.1.7 Display for LIEBHERR particle filter (optional)................................106 3.2 The access and the outfit of the cab.................................................107 3.2.1 Entering or leaving the cab....................................................108 3.2.2 The safety lever...............................................................110 3.2.3 Operator’s seat................................................................111 3.2.4 Windscreen.....................................................................115 3.2.5 Sunshade.......................................................................116 3.2.6 Emergency exit - rear window...................................................116 3.2.7 Interior lighting..............................................................117 3.2.8 Fire extinguisher*.............................................................117 3.2.9 Windscreen wiper...............................................................118 3.2.10 Lighting......................................................................120 3.2.11 The heater and air conditioner................................................121 3.2.12 Additional standstill heater (Option).........................................126 3.3 Setting the machine into operation...................................................130 3.3.1 Starting / stopping the machine................................................132 3.3.2 Starting the engine............................................................134 3.3.3 Speed adjustment and operating modes...........................................135 3.3.4 Notes after starting the engine................................................137 3.3.5 Warm-up phase for Diesel engine and hydraulic circuit..........................137 3.3.6 Switching the Diesel engine off................................................138 3.3.7 indicatorStarting aids.........................................................139 3.3.8 Jump start procedure...........................................................141 3.3.9 Anti-theft device with code key (option).......................................142 3.3.10 Immobilizer with electronic ignition key (option).............................142 3.3.11 Travel functions..............................................................144 3.3.12 Drive warning device (optional extra).........................................148 3.4 Operating the excavator in safety modes..............................................149 3.4.1 Board E52 for safety mode of Diesel engine & servo control.....................149 3.4.2 Safety operation of the main working pumps.....................................152 3.5 Recovering, towing the machine.......................................................152 3.5.1 Pre-requisite..................................................................153 3.5.2 Process preconisations.........................................................153 3.5.3 Other preconisations...........................................................154 3.5.4 With clevis type eylet available...............................................154 3.6 Working with the machine.............................................................156 3.6.1 Low idle automatic.............................................................160 3.6.2 Automatic motorstop after low idle (in option).................................161 3.6.3 The uppercarriage swing movements..............................................161 3.6.4 Working position...............................................................164 3.6.5 Working attachment control.....................................................165 3.6.6 Lowering the working attachment with the engine shut down......................167 3.6.7 Turning, rotating, bolting and unbolting the add-on unit.......................167 3.6.8 Control of the swivel rotator (option).........................................170 3.6.9 Lifting magnet control system (optional equipment).............................171 3.6.10 Control of special equipments via the additional pedals.......................173 3.6.11 AHS11 proportional control (in option)........................................176 3.6.12 Commutation of the controls for an additional user AHS (special equipment)....176 3.6.13 Special control system of the joysticks.......................................177 3.6.14 Dozer blade...................................................................179 3.6.15 Cut off by end switches of attachment movements (Option)......................180 3.6.16 Overload warning device (Option)..............................................185 3.7 Attaching and dismounting equipment parts............................................187 3.7.1 Attaching and dismounting the bucket...........................................188 3.7.2 Attaching and dismounting the bucket with improved sealing.....................191 3.7.3 Attaching and dismounting the grab on stick....................................193 3.7.4 Attaching and dismounting the grab on stick....................................196 3.7.5 Attaching and dismounting the grab on the industrial stanchion.................199 3.7.6 Attaching and dismounting the stick to the boom................................201 3.7.7 Mechanical quick-change adapter (optional extra)...............................203 3.7.8 Hydraulic quick-change adapter (optional extra)................................207 3.7.9 LIKUFIX - hydraulic coupling system (optional extra)...........................214 3.8 General working methods..............................................................217 3.8.1 Minimum impact working methods for your machine................................217 3.8.2 Preparatory activities.........................................................217 3.8.3 Using a backhoe bucket.........................................................218 3.8.4 Loading a transport vehicle....................................................220 3.8.5 Skimming.......................................................................220 3.8.6 Using a clamshell bucket (earthmoving attachment)..............................221 3.8.7 Using a multiple tine grapple (industrial attachment)..........................223 3.8.8 Using an hydraulic hammer......................................................224 3.9 Transport............................................................................226 3.9.1 Transporting the machine on a low loader.......................................227 3.9.2 Loading the machine with a crane...............................................231 4 Malfunctions...............................................................................233 4.1 Error code charts....................................................................234 4.1.1 Machine Control system (BST)...................................................234 4.1.2 Engine control system (PLD-CR).................................................235 4.1.3 Keypad.........................................................................238 4.1.4 Display........................................................................239 4.1.5 Coding error...................................................................239 4.1.6 Other errors...................................................................239 4.1.7 Error due to warning symbols in SY field.......................................240 4.2 Faults and remedies..................................................................242 4.2.1 Diesel engine and fuel system..................................................242 4.2.2 Hydraulic system...............................................................243 4.2.3 Transmission...................................................................244 4.2.4 Electrical system..............................................................244 4.2.5 Work equipment.................................................................245 4.2.6 Heating/air-conditioning system................................................245 4.2.7 LIEBHERR particles filter system...............................................247 4.3 Fuses and relays.....................................................................248 4.3.1 Fuse box E50...................................................................248 4.3.2 A1010 Plate....................................................................250 4.3.3 A1001 Plate....................................................................252 5 Maintenance................................................................................253 5.1 Servicing the machine safely.........................................................253 5.2 Maintenance access doors.............................................................259 5.2.1 Overview of access doors.......................................................259 5.2.2 Door lock......................................................................260 5.3 Lubricants and operating fluids......................................................261 5.3.1 General information on changing lubricants and operating fluids................261 5.3.2 Lubrication chart..............................................................262 5.3.3 Lubricant chart................................................................264 5.3.4 Operating material chart.......................................................265 5.4 Lubricants and fluids specification..................................................265 5.4.1 Diesel fuel....................................................................265 5.4.2 Lubricating oil for the Diesel engine..........................................266 5.4.3 Coolant for the diesel engine..................................................268 5.4.4 Hydraulic liquids..............................................................275 5.4.5 Lubricating grease and other lubricants........................................279 5.5 Diesel engine........................................................................280 5.5.1 Checking the oil level in the diesel engine....................................280 5.5.2 Changing the diesel engine oil.................................................281 5.5.3 Belt for the A/C compressor and alternator installation........................282 5.5.4 Lubricating starter ring gear..................................................283 5.5.5 Vibration damper...............................................................284 5.5.6 Checking mounting screws.......................................................284 5.5.7 Oil separator..................................................................285 5.5.8 Heater flange..................................................................286 5.5.9 Checking and adjustment of valve clearance.....................................286 5.6 LIEBHERR particles filter (In option)................................................289 5.6.1 Drain the condensation water:..................................................289 5.6.2 Water separator maintenance:...................................................289 5.7 Cooling system.......................................................................290 5.7.1 Checking and cleaning the cooling system.......................................290 5.7.2 Checking the coolant level.....................................................291 5.7.3 Coolant antifreeze and anti-corrosion fluid....................................291 5.7.4 Changing the coolant...........................................................291 5.8 Fuel system..........................................................................295 5.8.1 Refuelling.....................................................................296 5.8.2 Draining the fuel tank.........................................................298 5.8.3 Emptying and cleaning the fuel tank............................................299 5.8.4 Draining the fuel prefilter....................................................300 5.8.5 Changing fuel filter cartridges................................................300 5.8.6 Bleeding the fuel system.......................................................303 5.9 Dry air filter.......................................................................306 5.9.1 Changing the main element......................................................307 5.9.2 Changing the safety element....................................................308 5.9.3 Monitoring the filtered air line...............................................309 5.10 Hydraulic system....................................................................309 5.10.1 Preparatory activities........................................................310 5.10.2 Checking the oil level in the hydraulic tank..................................310 5.10.3 Depressurizing the hydraulic system...........................................311 5.10.4 Emptying and refilling the hydraulic tank.....................................312 5.10.5 Return-line filter............................................................313 5.10.6 Leckage oil return filter.....................................................314 5.10.7 Control oil filter............................................................316 5.10.8 Control circuit...............................................................316 5.10.9 Bleeding the hydraulic pump...................................................317 5.10.10 Bleeding the hydraulic cylinders.............................................317 5.10.11 Unscrew the intake hose to the pump..........................................318 5.10.12 Vent filter on the hydraulic tank............................................319 5.10.13 Bypass oil filter for hydraulic circuit (option).............................319 5.10.14 Bypass oil filter for hydraulic system (Special equipment)...................321 5.10.15 Return oil filter for hydraulic hammer (option)..............................322 5.10.16 Servicing the hydraulic cylinder.............................................323 5.10.17 Replacing hydraulic hoses....................................................324 5.11 Oil changes on components...........................................................325 5.11.1 General information...........................................................325 5.11.2 Swing gear - Oil level check and oil change...................................326 5.11.3 Splitterbox - Oil change......................................................327 5.11.4 Travelling gear - changing the oil............................................328 5.12 The track components................................................................329 5.12.1 Checking the mounting screws of the track components..........................329 5.12.2 Checking the track chains tension.............................................329 5.12.3 Retensioning the track........................................................331 5.12.4 Releasing the track chain tension.............................................331 5.12.5 Cleaning the track components.................................................332 5.13 Electrical system...................................................................333 5.13.1 Notes on the electrical system................................................333 5.13.2 Main battery switch...........................................................334 5.13.3 Battery care..................................................................334 5.13.4 Slip ring assembly (optional extra)...........................................335 5.14 Heating/air-conditioning system.....................................................336 5.14.1 Recirculated and fresh air filters............................................336 5.14.2 Heating system................................................................337 5.14.3 Air-conditioning system.......................................................338 5.15 Greasing the machine................................................................340 5.15.1 The centralized lubrication system............................................340 5.15.2 Semi automatic and full automatic systems.....................................342 5.15.3 Operation of the semi automatic system........................................342 5.15.4 Operation of the full automatic system........................................343 5.15.5 Emergency lubrication with defective lubrication system.......................345 5.15.6 To refill a grease container..................................................346 5.15.7 Changes in the lubrication circuit............................................347 5.15.8 Greasing the grab (optional extra)............................................347 5.16 Quick-change systems................................................................348 5.16.1 Greasing the mechanical quick-change adapter (optional extra).................348 5.16.2 Hydraulic quick-change adapter (optional extra)...............................349 5.16.3 LIKUFIX (optional extra)......................................................350 5.16.4 Checking and maintenance of quick change coupler..............................351 5.17 Drive unit brakes and swing gear brakes.............................................353 5.18 General maintenance points..........................................................353 5.18.1 Replacing working parts.......................................................353 5.18.2 Checking or replacing the teeth on the bucket.................................353 5.18.3 Welding work on the machine...................................................355 5.19 Control and maintenance chart.......................................................356
PLEASE NOTE:
⦁ This is the SAME exact manual used by your dealers to fix your vehicle.
⦁ The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
⦁ Any queries / doubts regarding your purchase, please feel free to contact [email protected]
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