Liebherr Wheeled EXCAVATOR A 924 C Litronic Operating manual 57100 – PDF DOWNLOAD
FILE DETAILS:
Liebherr Wheeled EXCAVATOR A 924 C Litronic Operating manual 57100 – PDF DOWNLOAD
Language : English
Pages :310
Downloadable : Yes
File Type : PDF
Size:7.73 MB
DESCRIPTION:
Liebherr Wheeled EXCAVATOR A 924 C Litronic Operating manual 57100 – PDF DOWNLOAD
Introduction
- This operating manual is specifically designed for machine operators and maintenance personnel. It provides important warnings, information, and tips regarding machine maintenance and proper operation. It helps you become familiar with the functions and features of the machine and prevents incorrect operation.
- By strictly following the instructions in the operating manual, you can significantly enhance the reliability and service life of the machine.
- The operating manual is an integral part of the machine’s scope of delivery. Ensure that a copy is always available in the storage compartment of the operator’s cab.
- Carefully read the operating manual before starting the machine and regularly revisit it. All individuals performing work on or with the machine must be fully acquainted with the content of the operating manual and adhere to the instructions. This includes machine operation, maintenance, and transport or loading of the machine.
- The machine owner must ensure that this operating manual is supplemented with relevant statutory regulations for accident prevention and environmental protection. In addition to the instructions in this operating manual and the applicable statutory accident prevention, health, and safety regulations in the country of operation, all personnel working on or with the machine must follow best practices for safe and proper operation.
- Certain sections in this manual may not apply to your specific model. Some figures in this operating manual may depict details or equipment that differ from those in your machine. Some figures show the equipment without guards or covers (for better visualization).
- As our products are continuously improved, certain equipment changes may occur that are not specifically mentioned in this operating manual.
- If you need additional information or have any queries, please contact the LIEBHERR customer service department.
TABLE OF CONTENTS:
Liebherr Wheeled EXCAVATOR A 924 C Litronic Operating manual 57100 – PDF DOWNLOAD
1 Product description 1-1
1 1 Design and overview 1-1
1 1 1 Overview 1-1
1 1 2 Uppercarriage 1-2
1 1 3 Undercarriage 1-3
1 2 Vibration emissions 1-4
1 3 Sound emission 1-5
1 4 EC Declaration of Conformity 1-6
1 5 Technical data 1-7
2 Safety notes, signs 2-1
2 1 Symbols used in this operating manual 2-1
2 2 Proper use 2-2
2 3 Safety instructions 2-2
2 3 1 General safety instructions 2-2
2 3 2 Crushing and burn prevention 2-3
2 3 3 Fire and explosion prevention 2-4
2 4 Signs on the machine 2-4
2 4 1 Safety and information signs 2-4
2 4 2 ID tag 2-9
3 Control, operation 3-1
3 1 Operating and control elements 3-1
3 1 1 Overview of operator’s platform 3-1
3 1 2 Keypad 3-3
3 1 3 Monitoring screen 3-7
3 1 4 Main screen 3-10
3 1 5 Information symbols on the main screen 3-11
3 1 6 Operator’s menu 3-13
3 2 Control 3-29
3 2 1 Entering and exiting the operator’s cab 3-29
3 2 2 Adjusting vertical position of the operator’s cab (optional equipment) 3-31
3 2 3 Emergency lowering of the operator’s cab 3-33
3 2 4 Safety lever 3-34
3 2 5 Operator seat 3-35
3 2 6 Adjusting the steering column 3-38
3 2 7 Windscreen 3-39
3 2 8 Sun blind 3-40
3 2 9 Emergency exit through rear window 3-41
3 2 10 Inside lighting 3-41
3 2 11 Fire extinguisher (optional equipment)* 3-42
3 2 12 Windshield wiper 3-42
3 2 13 Lighting 3-44
3 2 14 Radio mute mode (optional equipment) 3-45
3 2 15 Heating and air-conditioning system 3-46
3 3 Operation 3-51
3 3 1 Safety instructions 3-51
3 3 2 Starting machine 3-53
3 3 3 Switching off the diesel engine 3-59
3 3 4 Starting aids 3-59
3 3 5 Jump start procedure 3-62
3 3 6 Travelling operation 3-63
3 3 7 Travel warning device (option) 3-65
3 3 8 Drive deactivation (optional extra) 3-65
Operating manual
A 924 C Litronic / 11181633 MJFCIFSS
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3 3 9 Oscillating axle locking device 3-66
3 3 10 Operation of support system 3-67
3 3 11 Operation of dozer blade (optional equipment) 3-69
3 4 Working with the machine 3-69
3 4 1 Safety Instructions 3-69
3 4 2 Sensor controlled low idle automatic 3-73
3 4 3 Working position 3-74
3 4 4 Operating working attachment 3-75
3 4 5 Swivelling the uppercarriage 3-76
3 4 6 Halting the uppercarriage 3-77
3 4 7 Lowering the working attachment when diesel engine is shut off 3-78
3 4 8 Grab control 3-78
3 4 9 Electronic stick cylinder shut-down function (optional equipment) 3-79
3 4 10 Mechanical stick cylinder shut-down function 3-81
3 4 11 Adjustment of attachment tool 3-84
3 4 12 Operating the attachment tool (by pedals, push buttons) 3-84
3 4 13 Changeover of control (optional equipment) 3-87
3 4 14 Operating attachment tool (mini joystick control, optional equipment) 3-87
3 4 15 Changeover of joystick control (optional equipment) 3-90
3 4 16 Magnetic system (option) 3-90
3 5 Installation and removal of attachment parts 3-91
3 5 1 Safety Instructions 3-91
3 5 2 Installation and removal of digging tool 3-93
3 5 3 Attachment of grapple to bucket stick 3-95
3 5 4 Attachment of grapple to industrial stick 3-98
3 5 5 Multi-coupling system (optional equipment) 3-100
3 5 6 Industrial stick with mechanical quick-change adapter (optional equipment) 3-103
3 5 7 Industrial stick with hydraulic quick-change adapter (optional equipment) 3-107
3 5 8 LIKUFIX MH 40 quick-coupling system (optional equipment) 3-113
3 5 9 Hydraulic quick-change adapter (optional equipment) 3-118
3 5 10 Hydraulic quick-change adapter with LIKUFIX (optional equipment) 3-124
3 5 11 Mechanical quick-change adapter (optional equipment) 3-125
3 6 General working methods 3-129
3 6 1 Tips for the proper operation of the machine preventing damage and wear 3-129
3 6 2 Preparation 3-130
3 6 3 Working with grapples 3-131
3 6 4 Excavating and moving material with grapples 3-131
3 6 5 Loading operation 3-132
3 6 6 Working with large and heavy attachments 3-133
3 6 7 Load lifting operation 3-134
3 6 8 Use of quick-change adapter for load lifting operation 3-135
3 6 9 Overload warning device 3-136
3 7 Parking and exiting machine 3-138
3 8 Transport 3-139
3 8 1 Safety instructions 3-139
3 8 2 Transportation on low-loader 3-139
3 8 3 Loading with crane 3-141
4 Malfunctions 4-1
4 1 Error code list 4-1
4 2 Faults and remedies 4-8
4 2 1 Diesel engine and fuel system 4-8
4 2 2 Hydraulic system 4-10
4 2 3 Travelling 4-11
4 2 4 Brakes 4-12
4 2 5 Electrical system 4-12
4 2 6 Heating and air conditioning system 4-13
4 2 7 Working attachment 4-13
Operating manual
A 924 C Litronic / 11181633 MJFCIFSS
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4 3 Fuses and relays 4-13
4 3 1 Fuse box E50 4-14
4 3 2 ESP02 printed circuit board 4-15
4 4 Emergency operation 4-16
4 4 1 Purpose 4-16
4 4 2 Identifying solenoid valve 4-17
4 4 3 Emergency mode control 4-17
4 4 4 Emergency operation of hydraulic pump 4-20
4 4 5 Stroke limitation emergency operation (optional equipment) 4-21
4 4 6 Emergency operation of electric stick cylinder shut-down function 4-22
4 4 7 Emergency gear shifting 4-22
4 4 8 Towing the machine 4-23
4 4 9 Disengaging transmission (emergency release) 4-24
5 Maintenance 5-1
5 1 Safety instructions 5-1
5 1 1 General safety instructions 5-1
5 1 2 Checking for cracks 5-1
5 1 3 Welding 5-2
5 1 4 Fuels, lubricants and process chemicals 5-2
5 1 5 Repair 5-2
5 1 6 Electrical system 5-3
5 1 7 Pressure accumulator 5-3
5 1 8 Hydraulic hoses and lines 5-4
5 1 9 Cab protection (FOPS) 5-5
5 2 Maintenance access doors 5-5
5 2 1 Overview of access doors 5-5
5 2 2 Door locking mechanism 5-6
5 2 3 Engine hood locking mechanism 5-7
5 3 Cleaning machine 5-7
5 4 Care for rubber components 5-8
5 5 Tyres 5-8
5 5 1 Checking tyre pressure 5-8
5 5 2 Foam tyres 5-9
5 5 3 Checking wheel lugs for proper fit 5-9
5 6 Fuels, lubricants and process chemicals 5-10
5 6 1 General information 5-10
5 6 2 Filling volumes, lubricating chart 5-11
5 7 Specifications for fuels, lubricants and process chemicals 5-14
5 7 1 Diesel fuels 5-14
5 7 2 Lubricating oil for the diesel engine 5-15
5 7 3 Coolants for diesel engine 5-17
5 7 4 Hydraulic oil 5-20
5 7 5 Lubricants for axles and gearboxes 5-26
5 7 6 Lubricating oil for transmission 5-27
5 7 7 Grease 5-28
5 7 8 Lubricants and care products for electrical and mechanical components 5-28
5 8 Diesel engine 5-29
5 8 1 Checking the oil level in the diesel engine 5-29
5 8 2 Changing the diesel engine oil 5-29
5 8 3 Ribbed V-belt for A/C compressor and alternator installation 5-31
5 8 4 Crankcase bleeding point 5-31
5 8 5 Grease the starter tooth ring 5-32
5 9 Cooling system 5-33
5 9 1 Checking and cleaning the cooling system 5-33
5 9 2 Checking coolant level 5-33
5 9 3 Changing coolant 5-34
5 9 4 Checking coolant, adjusting mixing ratio 5-36
Operating manual
A 924 C Litronic / 11181633 MJFCIFSS
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5 10 Fuel system 5-40
5 10 1 Refuelling 5-40
5 10 2 Dewatering fuel tank 5-41
5 10 3 Emptying and cleaning fuel tank 5-42
5 10 4 Maintenance of fuel filter 5-43
5 10 5 Bleeding fuel system 5-45
5 11 Dry air filter 5-47
5 11 1 Replacing main element 5-48
5 11 2 Changing the safety element 5-49
5 11 3 Checking the clean air line 5-50
5 12 Hydraulic system 5-50
5 12 1 Preparations 5-50
5 12 2 Checking the oil level in the hydraulic tank 5-51
5 12 3 Depressurizing the hydraulic system 5-51
5 12 4 Replacing the breather filter 5-52
5 12 5 Emptying and refilling the hydraulic tank 5-52
5 12 6 Return filter 5-53
5 12 7 Control oil filter 5-55
5 12 8 Control circuit 5-55
5 12 9 Bleeding the hydraulic pump 5-56
5 12 10 Bypass oil filter (optional equipment) 5-57
5 12 11 Servicing the hydraulic cylinder 5-58
5 12 12 Replacing hydraulic hoses 5-59
5 13 Changing the oil on components 5-59
5 13 1 General notes 5-59
5 13 2 Slewing gear mechanism – oil change 5-60
5 13 3 Transmission – oil change 5-61
5 13 4 Steering and rigid axle – oil change 5-61
5 13 5 Wheel hub – oil change 5-62
5 13 6 Pump distributor gear – oil change 5-63
5 14 Brake disks – wear measurement 5-63
5 15 Electrical system 5-64
5 15 1 Notes regarding the electrical system 5-64
5 15 2 Battery main switch 5-64
5 15 3 Battery care 5-65
5 15 4 Slip ring body (optional equipment) 5-66
5 16 Heating and air-conditioning system 5-67
5 16 1 Recirculated and ambient air filter 5-67
5 16 2 Heating system 5-68
5 16 3 air-conditioning system 5-68
5 17 Automatic lubrication of the machine 5-69
5 17 1 Semi-automatic central greasing system 5-69
5 17 2 Fully automatic central greasing system (optional extra) 5-71
5 18 Manual lubrication of the machine 5-73
5 18 1 Lubricating axles 5-73
5 18 2 Digging buckets / bucket tilting device 5-74
5 18 3 Attachments (optional equipment) 5-75
5 18 4 Industrial stick with mechanical quick-change adapter 5-76
5 18 5 Industrial stick with hydraulic quick-change adapter 5-76
5 18 6 LIKUFIX MH 40 quick-coupling system 5-77
5 18 7 Hydraulic quick change adapter 5-77
5 18 8 Mechanical quick-change adapter 5-78
5 19 Couplings of the quick-change adapter systems (optional equipment) 5-79
5 19 1 Hydraulic coupling 5-79
5 19 2 LIKUFIX electric coupling 5-80
5 20 Parking and swing gear brake 5-81
5 21 General maintenance tasks 5-81
5 21 1 Replacing wear parts 5-81
Operating manual
A 924 C Litronic / 11181633 MJFCIFSS
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5 21 2 Replacing teeth on digging tool 5-81
5 21 3 Welded parts on the machine 5-83
5 22 Maintenance and inspection schedule 5-84
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