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Liebherr L 550 1562 Wheel Loader Operator’s Manual SN 31334 – PDF DOWNLOAD
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Liebherr L 550 1562 Wheel Loader Operator’s Manual SN 31334 – PDF DOWNLOAD
Product ID
Manufacturer: Liebherr Machinery (Dalian) Co. Ltd.
Type: L 550
Type no.: 1562
From Serial no.: 31334
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Description
Liebherr L 550 1562 Wheel Loader Operator’s Manual SN 31334 – PDF DOWNLOAD
FILE DETAILS:
Liebherr L 550 1562 Wheel Loader Operator’s Manual SN 31334 – PDF DOWNLOAD
Language : English
Pages : 252
Downloadable : Yes
File Type : PDF
Size: 55.1 MB
DESCRIPTION:
Liebherr L 550 1562 Wheel Loader Operator’s Manual SN 31334 – PDF DOWNLOAD
Product ID
Manufacturer: Liebherr Machinery (Dalian) Co. Ltd.
Type: L 550
Type no.: 1562
From Serial no.: 31334
Preface:
This operating manual has been written for the driver and for the maintenance personnel of the machine. It contains the following descriptions:
- Chapter 1: Product description
- Chapter 2: Safety regulations
- Chapter 3: Handling and operation
- Chapter 4: Malfunctions
- Chapter 5: Maintenance
This operating manual must be carefully read before initial operation and should be read and used later at regular intervals by anyone who carries out work on the machine.
Working with or on the machine includes:
- Operation, including equipping, troubleshooting during operation, removing production debris, maintenance, removing operating and auxiliary materials.
- Servicing, including maintenance, inspection, and repairs.
- Transport or loading of the machine.
This manual helps the driver become acquainted with the machine and prevents malfunctions due to incorrect operation.
Observation of the operating manual by maintenance staff:
- Increases reliability during operation
- Extends the service life of your machine
- Reduces repair costs and downtime
This manual must be kept with the machine. Make sure a copy is always kept in the glove compartment of the driver’s cab.
- In addition to the operating manual, follow the instructions based on existing national accident prevention and environmental protection regulations. Also, observe the recognized technical regulations for safe and correct operation in addition to the operating manual and applicable national and local legal accident prevention rules.
- This operating manual contains all the information you need to operate and service your machine. Please note that some illustrations in this manual may show details and equipment that are different from those on your machine. On some pictures, protective devices and covers have been removed for a better view. We constantly make improvements to our machines, which means there may have been modifications to your machine that are not mentioned in this manual.
- However, if you should require explanations or information, the Liebherr technical information and customer services departments will be happy to provide assistance.
Liability and warranty:
Because of the many products on offer from other manufacturers (such as fuels, lubricants, attachments, and replacement parts), Liebherr cannot test the suitability and faultless function of all third-party products in or on Liebherr products. The same applies to any effects caused by combining third-party products with Liebherr products.
- The use of third-party products together with Liebherr products is at the risk of the operator. Liebherr accepts no warranty or liability for damage of any kind in the event of breakdowns or damage to Liebherr machines caused by the use of third-party products.
- In addition, Liebherr will also reject any warranty claims for damage caused by improper use, insufficient maintenance, or failure to observe safety instructions.
Modifications, conditions, copyright:
- We reserve the right to make changes without notice as a result of technological development.
- The information and illustrations in this manual may not be reproduced, distributed, or used for commercial purposes. All rights under copyright law are expressly reserved.
- The warranty and liability terms contained in Liebherr’s general conditions of trade are not affected by the information in the manual.
IMAGES PREVIEW OF THE MANUAL:
TABLE OF CONTENTS:
Liebherr L 550 1562 Wheel Loader Operator’s Manual SN 31334 – PDF DOWNLOAD
1 Product description 15
1.1 Technical description 16
1.1.1 Overview of the entire machine 15
1.2 Technical data 16
1.2.1 Sound emission 16
1.2.2 Engine 16
1.2.3 Electrical system 16
1.2.4 Travel drive 17
1.2.5 Axles 17
1.2.6 Braking 17
1.2.7 Steering 18
1.2.8 Working hydraulics 18
1.2.9 Working attachment 18
1.2.10 Driver’s cab 19
1.2.11 Heating, ventilation, air conditioning 19
1.2.12 Towing device 19
1.2.13 Ballast 20
1.2.14 Tyres 20
1.2.15 Snow chains or guard chains 22
1.2.16 Tyres with foam 23
1.2.17 Complete machine with bucket 23
1.2.18 Light material bucket attachment 24
1.2.19 Forklift attachment 26
2 Safety warnings, signs 29
21 How the warnings are marked 29
2.1.1 Further markings 29
2.1.2 Additional rules and guidelines 30
2.2 Proper use 30
2.3 Signs on the machine 30
2.3.1 Safety signs 30
2.3.2 Information signs 33
2.3.3 Type plate 40
2.4 Safety instructions 41
2.41 General safety instructions 41
2.4.2 Instructions on preventing crushing injuries and burns 42
2.4.3 Instructions on preventing fires and explosions 42
2.4.4 Safety instructions for start-up 43
2.45 Safety precautions during start-up 43
2.46 Instructions for safe working 44
2.47 Safety instructions for driving on slopes 45
2.4.8 Parking safely 45
2.4.9 Transporting the machine safely 45
2.410 Towing the machine safely 46
2.411 Measures for ensuring safe maintenance 46
2.412 Safety instructions for maintenance work on machines with hydro
2.412 Safety instructions for maintenance work on machines with hydro
accumulators 49
2.4.13 Safety instructions for welding work on the machine 49
2.4.14 Instructions for working safely on the working attachment 49
2.415 Safety instructions for transporting the machine by crane 50
2.4.16 Safe maintenance of hydraulic hoses and hose lines 50
2.4.17 Roll-over protection structure (ROPS) and falling object protection
2.4.17 Roll-over protection structure (ROPS) and falling object protection
structure (FOPS) 51
2.4.18 Attachments and accessories 52
2.419 Protection against vibrations 52
2.4.20 See and be seen 53
3 Handling and operation 55
3.1 Control elements 55
3.1.1 Driver’s cab 55
3.1.2 Display 56
3.1.3 Control unit 56
3.1.4 Switches/buttons 57
3.1.5 Control lever 58
3.2 Handling 59
3.2.1 Battery main switch 59
3.22 Articulation lock 59
3.2.3 Cab access 60
3.2.4 Cab windows 62
3.2.5 Emergency exit 63
3.2.6 Fire extinguisher 64
3.2.7 Driver’s seat 65
3.2.8 Safety belt 73
3.2.9 Steering column and steering wheel 73
3.2.10 Control panel 74
3.2.11 Start switch 75
3.2.12 Steering column switch 76
3.2.13 Lighting 77
3.2.14 Interior lighting of the driver’s cab 80
3.2.15 Display 81
3.2.16 Control lever 84
3.2.17 Controlling a working attachment with an independent hydraulic circuit 85
3.2.18 Heating, ventilation, air conditioning (optional) 88
3.2.19 Rear window heater and mirror heater (optional) 90
3.2.20 Interior and exterior mirrors 91
3.2.21 Sun visor 91
3.2.22 Radio 92
3.2.23 Windscreen wiper and washer system 92
3.2.24 Liebherr automatic central lubrication system 94
3.2.25 Back-up alam 97
3.2.26 Reversible fan drive 99
3.2.27 LiDAT 99
3.2.1 Battery main switch 59
3.22 Articulation lock 59
3.2.3 Cab access 60
3.2.4 Cab windows 62
3.2.5 Emergency exit 63
3.2.6 Fire extinguisher 64
3.2.7 Driver’s seat 65
3.2.8 Safety belt 73
3.2.9 Steering column and steering wheel 73
3.2.10 Control panel 74
3.2.11 Start switch 75
3.2.12 Steering column switch 76
3.2.13 Lighting 77
3.2.14 Interior lighting of the driver’s cab 80
3.2.15 Display 81
3.2.16 Control lever 84
3.2.17 Controlling a working attachment with an independent hydraulic circuit 85
3.2.18 Heating, ventilation, air conditioning (optional) 88
3.2.19 Rear window heater and mirror heater (optional) 90
3.2.20 Interior and exterior mirrors 91
3.2.21 Sun visor 91
3.2.22 Radio 92
3.2.23 Windscreen wiper and washer system 92
3.2.24 Liebherr automatic central lubrication system 94
3.2.25 Back-up alam 97
3.2.26 Reversible fan drive 99
3.2.27 LiDAT 99
3.3 Operation 101
3.3.1 Daily start-up 101
3.3.2 Starting the engine 102
3.3.3 Driving 104
3.3.4 Driving on public roads 111
3.3.56 Shutting down the machine 112
3.3.6 Moving working attachments 1156
3.3.7 Forklift 122
3.4 Working methods 125
3.41 Picking up material 125
3.4.2 Transporting and moving material 125
3.4.3 Grading work 128
3.44 Removing material from a slope or wall 128
3.45 Loading a transport vehicle 130
3.4.6 Excavation 132
3.5 Fitting and removing the attachment 134
3.5.1 Removing the working attachment from the quick-change device 134
3.5.2 Attaching working attachments to the quick-change device 136
3.6 Transport 140
3.6.1 Transporting the machine 140
3.6.2 Transport safety retainer 142
3.7 Emergency operation 144
3.7.1 Lowering the lift arms if the engine fails 144
3.7.2 Towing the machine 145
3.7.3 Emergency steering 151
3.7.4 Jump starting 152
Malfunctions 155
4.1 Servicecodes 155
41.1 Service code indicator in the display 155
4.2 Problems – Cause – Remedy 163
421 Warning symbols 163
4.22 Troubleshooting the Liebherr automatic central lubrication system 163
4.3 Problem remedy 165
4.3.1 Replacing fuses 165
Maintenance 169
5.1 Maintenance and inspection schedule 169
5.2 Filling quantities and lubrication chart 173
52.1 Recommended lubricants 173
5.2.2 Recommended operating fluids 173
5.2.3 Lubrication chart 174
53 Lubricants and fuels 178
3.3.1 Daily start-up 101
3.3.2 Starting the engine 102
3.3.3 Driving 104
3.3.4 Driving on public roads 111
3.3.56 Shutting down the machine 112
3.3.6 Moving working attachments 1156
3.3.7 Forklift 122
3.4 Working methods 125
3.41 Picking up material 125
3.4.2 Transporting and moving material 125
3.4.3 Grading work 128
3.44 Removing material from a slope or wall 128
3.45 Loading a transport vehicle 130
3.4.6 Excavation 132
3.5 Fitting and removing the attachment 134
3.5.1 Removing the working attachment from the quick-change device 134
3.5.2 Attaching working attachments to the quick-change device 136
3.6 Transport 140
3.6.1 Transporting the machine 140
3.6.2 Transport safety retainer 142
3.7 Emergency operation 144
3.7.1 Lowering the lift arms if the engine fails 144
3.7.2 Towing the machine 145
3.7.3 Emergency steering 151
3.7.4 Jump starting 152
Malfunctions 155
4.1 Servicecodes 155
41.1 Service code indicator in the display 155
4.2 Problems – Cause – Remedy 163
421 Warning symbols 163
4.22 Troubleshooting the Liebherr automatic central lubrication system 163
4.3 Problem remedy 165
4.3.1 Replacing fuses 165
Maintenance 169
5.1 Maintenance and inspection schedule 169
5.2 Filling quantities and lubrication chart 173
52.1 Recommended lubricants 173
5.2.2 Recommended operating fluids 173
5.2.3 Lubrication chart 174
53 Lubricants and fuels 178
5.3.1 General information on changing lubricants and fuels 178
5.3.2 Converting the hydraulic system from mineral oils to environmentally
harmless hydraulic fluids 178
5.3.3 Diesel fuels 179
5.3.4 Lubricating oils for diesel engines 180
5.3.5 Coolants for diesel engines 182
5.3.6 Hydraulic oil 184
5.3.7 Lubricating oils for transmissions 188
5.3.8 Lubricating oils for axles 188
5.3.9 Lubrication grease and other lubricants 189
5.4 Safety precautions 191
5.5 Preparatory tasks for maintenance 192
5.5.1 Maintenance positions 192
5.5.2 Opening the service hatches 193
5.5.3 Turning off the battery main switch 195
5.6 Overall machine 196
5.6.1 Checking the machine for external damage 196
5.6.2 Removing loose parts, dirt, ice and snow from the machine 196
5.6.3 Cleaning the machine 196
5.6.4 Shutting down the machine for a lengthy period 198
5.6.5 Deactivating the machine 198
5.6.6 Checking the machine for leaks 198
5.6.7 Making sure the bolted connections are tight 199
5.6.8 Corrosion protection on machines that work with salt and artificial
fertilisers and exchanging VCI capsules 199
5.6.9 Oil analyses 199
5.7 Drive group 206
5.7.1 Checking the engine oil level 206
5.7.2 Draining off condensate and sediment from the fuel tank 206
5.7.3 Draining off condensate from the Separ fuel pre-filter 207
5.7.4 Draining off condensate from the fuel pre-filter 208
5.7.5 Changing the Separ fuel pre-filter insert 209
5.7.6 Changing the fuel pre-filter 21
5.7.7 Changing the fuel fine filter 212
5.7.8 Bleeding the fuel system 213
5.7.9 Cleaning the air filter service cover and dust discharge valve 214
5.3.2 Converting the hydraulic system from mineral oils to environmentally
harmless hydraulic fluids 178
5.3.3 Diesel fuels 179
5.3.4 Lubricating oils for diesel engines 180
5.3.5 Coolants for diesel engines 182
5.3.6 Hydraulic oil 184
5.3.7 Lubricating oils for transmissions 188
5.3.8 Lubricating oils for axles 188
5.3.9 Lubrication grease and other lubricants 189
5.4 Safety precautions 191
5.5 Preparatory tasks for maintenance 192
5.5.1 Maintenance positions 192
5.5.2 Opening the service hatches 193
5.5.3 Turning off the battery main switch 195
5.6 Overall machine 196
5.6.1 Checking the machine for external damage 196
5.6.2 Removing loose parts, dirt, ice and snow from the machine 196
5.6.3 Cleaning the machine 196
5.6.4 Shutting down the machine for a lengthy period 198
5.6.5 Deactivating the machine 198
5.6.6 Checking the machine for leaks 198
5.6.7 Making sure the bolted connections are tight 199
5.6.8 Corrosion protection on machines that work with salt and artificial
fertilisers and exchanging VCI capsules 199
5.6.9 Oil analyses 199
5.7 Drive group 206
5.7.1 Checking the engine oil level 206
5.7.2 Draining off condensate and sediment from the fuel tank 206
5.7.3 Draining off condensate from the Separ fuel pre-filter 207
5.7.4 Draining off condensate from the fuel pre-filter 208
5.7.5 Changing the Separ fuel pre-filter insert 209
5.7.6 Changing the fuel pre-filter 21
5.7.7 Changing the fuel fine filter 212
5.7.8 Bleeding the fuel system 213
5.7.9 Cleaning the air filter service cover and dust discharge valve 214
5.7.10 Changing the air filter main element 216
5.7.11 Changing the air filter safety element 216
Cooling system 218
5.8.1 Checking the coolant level 218
5.8.2 Checking the coolant antifreeze and corrosion inhibitor concentration 219
5.8.3 Cleaning the cooling system 223
Working hydraulics 225
5.9.1 Checking the oil level in the hydraulic tank 225
5.9.2 Checking and cleaning the magnetic rod on the hydraulic tank 226
Steering system 228
5.10.1 Testing the steering 228
5.10.2 Lubricating the bearing points on the steering cylinders 228
Brake system 229
5.11.1 Testing the service brake and parking brake 229
Electrical system 231
5.12.1 Checking the lights 231
Axles and cardan shafts 232
5.13.1 Checking the tyre pressure 232
5.13.2 Checking the wheel tightness 232
Steel components of the basic machine 234
5.14.1 Lubricating the articulated bearing and the rear oscillating bedding 234
5.14.2 Covering – lubricating locks and hinges 234
5.14.3 Greasing the rear section cover lower hinges 235
Working attachment 236
5.15.1 Lubricating the lift arms and attachment 236
5.15.2 Checking the bucket bearing seals and the bearing bushings on the lift
5.7.11 Changing the air filter safety element 216
Cooling system 218
5.8.1 Checking the coolant level 218
5.8.2 Checking the coolant antifreeze and corrosion inhibitor concentration 219
5.8.3 Cleaning the cooling system 223
Working hydraulics 225
5.9.1 Checking the oil level in the hydraulic tank 225
5.9.2 Checking and cleaning the magnetic rod on the hydraulic tank 226
Steering system 228
5.10.1 Testing the steering 228
5.10.2 Lubricating the bearing points on the steering cylinders 228
Brake system 229
5.11.1 Testing the service brake and parking brake 229
Electrical system 231
5.12.1 Checking the lights 231
Axles and cardan shafts 232
5.13.1 Checking the tyre pressure 232
5.13.2 Checking the wheel tightness 232
Steel components of the basic machine 234
5.14.1 Lubricating the articulated bearing and the rear oscillating bedding 234
5.14.2 Covering – lubricating locks and hinges 234
5.14.3 Greasing the rear section cover lower hinges 235
Working attachment 236
5.15.1 Lubricating the lift arms and attachment 236
5.15.2 Checking the bucket bearing seals and the bearing bushings on the lift
arms 237
5.15.3 Lubricating and testing the quick-change device 239
Cab, heating and air conditioning 241
5.16.1 Cleaning the fresh and recirculated air filters 241
5.16.2 Changing the fresh and recirculated air filters 242
5.16.3 Checking the condition and function of the safety belt 243
5.16.4 Checking and topping up the windscreen washer reservoir 243
5.16.5 Checking the rubber seals on the driver’s cab 244
Lubrication system 245
5.15.3 Lubricating and testing the quick-change device 239
Cab, heating and air conditioning 241
5.16.1 Cleaning the fresh and recirculated air filters 241
5.16.2 Changing the fresh and recirculated air filters 242
5.16.3 Checking the condition and function of the safety belt 243
5.16.4 Checking and topping up the windscreen washer reservoir 243
5.16.5 Checking the rubber seals on the driver’s cab 244
Lubrication system 245
5.17.1 Checking the lubrication system grease reservoir level 245
5.17.2 Checking the pipes, hoses and lubrication points of the lubrication
system 245
5.17.3 Checking whether metered quantities are adequate at the bearing
points (grease collars) of the lubrication system 246
Index 247
5.17.2 Checking the pipes, hoses and lubrication points of the lubrication
system 245
5.17.3 Checking whether metered quantities are adequate at the bearing
points (grease collars) of the lubrication system 246
Index 247
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