Liebherr A 974 Litronic Wheeled Excavator Operation & Maintenance Manual – PDF DOWNLOAD
FILE DETAILS:
Liebherr A 974 Litronic Wheeled Excavator Operation & Maintenance Manual – PDF DOWNLOAD
Language : English
Pages : 157
Downloadable : Yes
File Type : PDF
DESCRIPTION:
Liebherr A 974 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 Litronic Wheeled Excavator Operation & Maintenance Manual – PDF DOWNLOAD
Foreword 01
Index 03
Information to the operation and maintenance manual
1 / MACHINE DESCRIPTION, TECHNICAL DATA
Machine description, technical data
Attachment envelope
Lift capacities
Dimensions and weights
2/ SAFETY INFORMATION
Destined use • 21
General safety information 22
Crushing and burn prevention23
Fire and explosion prevention23
Machine start up safety23
Engine start up and operating safety24
Machine operating safety 24
Machine parking safety25
Machine transporting safety 25
Machine towing safety26
Machine maintenance safety 26
Additional safety guidelines for excavators f itted with a cab elevation 21 O
Signs on the hydraulic excavator 214
3/ CONTROLS AND INSTRUMENTATION
The operator’s seat
Controls and instrumentation in the cab
Control and instrument panel
Indicator lights and gauges
Functions of the buzzers
Entering or leaving the cab Cab door-lock Front window Emergency exit
Electric windshield washer system
The heater
The heater and air conditioner (optional equipment)
4/ OPERATING PROCEDURES
Pre starting inspection 41
Machine start up safety43
Diesel engine operation 44
Stopping the engine External starting procedure46
Machine operating safety 4 7
Travel functions 48
Outriggers 410
Oscillating axle411
Location of the two joysticks412
Control of the swing 412
Attachment control 414
Reduced output control 417
Removal and installation of attachments 419
Removal and installation of a grapple on stick 420
Refueling pump (optional equipment)423
Towing the excavator424
Emergency lowering of the access ladder 425
03
5/ LUBRICATION
General safety information 51
Lubricant, fuel and oil chart 52
Lubricant and fuel specifications 54
Lubrication schedule 51 O
Diesel engine 511
Changing the oil in the splitterbox 514
Changing the oil in the swing gear 514
Changing the oil in the axle gear515
Changing the oil in the parking brake 515
Changing the oil in the steering and fixed axle 515
Changing the oil in the wheel hub 515
Oil in the hydraulic system 516
Manual lubrication518
Centralized lubricating system 519
Grapple lubrication523
6/ MAINTENANCE
7/
Machine maintenance safety
Uppercarriage maintenance
The fuel system
The Diesel engine
The hydraulic system
The swing and travel brakes
Checking mounting screws for tightness
The dry air f ilter
The electrical system
Replacing wear and tear items
Welding
Undercarriagge maintenance
Moving the articulated hand rails
Maintenance schedule
APPENDIX
-Extracts from Kessler & Co Service Manual-
General maintenance instructions
General instructions for correct assembly and disassembly
Using of loctite and operating supplies
Tightening torques
Instruction for the servicing and repair of fixed caliper hydraulic disk brakes
Emergency release of the spring – applied, multi plate parking brakes
Guidelines for hydraulic excavators when they are used for lifting loads•7 3
IMAGES PREVIEW OF THE MANUAL:
VIDEO PREVIEW OF THE MANUAL:
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]
S.V