Liebherr A 974 B Litronic Wheeled Excavator Operation & Maintenance Manual – PDF DOWNLOAD
FILE DETAILS:
Liebherr A 974 B Litronic Wheeled Excavator Operation & Maintenance Manual – PDF DOWNLOAD
Language : English
Pages : 229
Downloadable : Yes
File Type : PDF
DESCRIPTION:
Liebherr A 974 B Litronic Wheeled Excavator Operation & Maintenance Manual – PDF DOWNLOAD
FOREWORD:
This manual is primarily for the operator and the maintenance crew and contains information which is vital to the correct and secure operation and proper maintenance of the LIEBHERR excavator.
It includes:
– Accident Prevention Guidelines
– Operating Instructions
– Maintenance Instructions.
This Operation and Maintenance manual should be given to the OPERATOR and
any other person, who might work on the machine. It is very important that
should read the manual carefully before operating or working on the LIEBHERR
excavator and at regular intervals thereafter, for example:
The manual will make it easier for the operator to get accustomed to the hydraulic excavator and to prevent any problems due to improper handling.
- All maintenance personnel should follow the operating and maintenance instructions and your LIEBHERR excavator will give you constant and reliable service with excellent performance, reducing repair costs and down time.
- In addition to the operating and maintenance guidelines in this manual, additional local and national accident prevention guidelines and environmental regulations might be applicable and must be observed.
- The Operation and Maintenance Manual is part of the machine and should be left in the glove compartment of the operator’s cab.
- Please take notice that we cannot honor any claims which could arise due to careless handling, improper operation, inadequate maintenance, use of unauthorized oils or lubricants, non-observance of the safety instructions, etc.
- LIEBHERR reserves the right to cancel any warranty claims, service contracts etc. without prior notice if any other than Original LIEBHERR parts or parts sold by LIEBHERR are being used for maintenance and repairs.
- This Operation and Maintenance manual contains all necessary information to operate and maintain your Litronic excavator. However, should you need additional information or explanations, please contact LIEBHERR’s Technical Documentation, Service school or Customer Service Department.
TABLE OF CONTENTS:
Liebherr A 974 B Litronic Wheeled Excavator Operation & Maintenance Manual – PDF DOWNLOAD
Foreword 01
Index03
Information to the operation and maintenance manual05
1/ MACHINE DESCRIPTION, TECHNICAL DATA
Machine description, technical data
Digging envelope for industrial attachments
Lift capacities
Dimensions and weights
2/ SAFETY INFORMATION
Destined use 21
General safety information 22
Crushing and burn prevention23
Fire and explosion prevention 23
Machine start up safety 23
Engine start up and operating safety 24
Machine operating safety 24
Machine parking safety 26
Machine transporting safety 26
Machine towing safety27
Machine maintenance safety 27
Additional safety guidelines for excavators fitted with a cab elevation 210
Protection against vibration211
Signs on the hydraulic excavator 214
3/ CONTROLS AND INSTRUMENTATION
The operator 31
Controls and instrumentation in the cab32
Control unit 36
Monitoring display 39
Informations provided in the menus of the LCD screen 317
Operation of the excavator in safety mode 324
Controls and instrumentation for optional equipments326
The heater and air conditioner 334
Outfit of driver’s cab 343
4/ OPERATING PROCEDURES
Pre starting inspection41
Machine start up safety 43
Diesel engine operation 44
Stopping the engine 47
External starting procedure 47
Hydraulic pumps safety operation48
Machine operating safety 49
Travel functions 410
The steering 412
The outriggers 413
The oscillating axles 415
Location of the two joysticks 416
Control of the swing416
Working position418
Attachment control 419
Towing the excavator 421
Emergency lowering of the access ladder 422
04
5/ LUBRICATION
General safety information 51
Lubricant and fuel chart 52
Lubricant and fuel specifications 54
Lubrication charts 510
Diesel engine511
Changing the oil in the splitterbox 514
Changing the oil in the swing gear 515
Changing the oil in the axle gear, axle, parking brake and wheel hub 515
Oil in the hydraulic system 516
Checking the level in the reservoir of the windshield washer 518
Manual lubrication 518
The centralized lubricating system519
Grapple lubrication 525
6/ MAINTENANCE
Machine maintenance safety 61
The fuel system 64
The diesel engine 66
The undercarriage 68
The hydraulic system 610
The swing and travel brakes 614
Checking mounting screws for tightness615
The air filter 616
The electrical system618
The heater and air conditioner 620
Replacing wear and tear items623
Welding 623
Maintenance schedule 625
e (Extracts from Kessler manual)625
7/
Controls on joystick handles for US – version 71
Guidelines for hydraulic excavators when they are used for lifting loads 73
The overload warning device 75
8/ OPTIONAL ATTACHMENT
Adjustable cab811
Adjustable cab with 2 stage elevation 817
Hydraulic quick change adapter821
Mechanical quick change coupler 829
Hydraulic removable counterweight 84
Bypass oil filter for hydraulic circuit 86
Use of environmentally friendly hydraulic fluids 87
Refueling pump 88
Vacuum pump on hydraulic tank89
IMAGES PREVIEW OF THE MANUAL:
VIDEO PREVIEW OF THE MANUAL:
PLEASE NOTE:
- This is not a physical manual but a digital manual – meaning no physical copy will be couriered to you. The manual can be yours in the next 2 mins as once you make the payment, you will be directed to the download page IMMEDIATELY.
- This is the same manual used by the dealers inorder to diagnose your vehicle of its faults.
- Require some other service manual or have any queries: please WRITE to us at [email protected]
S.V