Liebherr R 9250 437 Hydraulic Excavator Operating Manual SN 18924 – PDF DOWNLOAD

Description

Liebherr R 9250 437 Hydraulic Excavator Operating Manual SN 18924 – PDF DOWNLOAD

FILE DETAILS:

Liebherr R 9250 437 Hydraulic Excavator Operating Manual SN 18924 – PDF DOWNLOAD

Language : English
Pages : 522
Downloadable : Yes
File Type : PDF
Size: 99.4 MB

IMAGES PREVIEW OF THE MANUAL:

DESCRIPTION:

Liebherr R 9250 437 Hydraulic Excavator Operating Manual SN 18924 – PDF DOWNLOAD

Preface:

TABLE OF CONTENTS:

Liebherr R 9250 437 Hydraulic Excavator Operating Manual SN 18924 – PDF DOWNLOAD

Product Description
1.1 Assembly Overview
1.1.1 Machine and construction equipment
1.1.2 Upper carriage
1.1.3 Undercarriage
1.2 Vibration
1.4 Working Technical Data
1.4.1 Working Technical Data
1.4.2 Technical Description

Safety Instructions
2.1 Introduction
2.2 General Safety Instructions
2.2.1 General Safety Instructions
2.2.2 Safety-related labeling on the machine
2.3 Safety-related labeling on the machine
2.4 Safety Devices
2.4.1 Safety Devices
2.4.2 Travel alarms
2.4.3 Rear-view cameras
2.5 Signs on the machine
2.5.1 Introduction
2.5.2 Arrangement of signs

Control and Operation
3.1 Operating and control elements
3.1.1 Overview of the operator’s standing position
3.1.2 Arrangement of joystick
3.1.3 Keyboard
3.1.4 Control box
3.1.5 Display
3.1.6 Foot pedals
3.1.7 Monitoring cameras
3.2 The access and outfit of the cab
3.2.1 Entering and leaving the cab
3.2.2 Safety lever
3.2.3 Operator’s seat
3.2.4 Adjusting the auxiliary seat
3.2.5 Sunshade
3.2.6 Emergency exit
3.2.7 Interior lighting
3.2.8 Fire extinguisher
3.2.9 Windshield wiper and washer system
3.2.10 Field of view
3.2.11 Lighting
3.2.12 Heating and air-conditioning system
3.3 Setting the machine into operation
3.3.1 Starting and stopping the machine
3.3.2 Start-up checks
3.3.3 Travel movements
3.3.4 Working movements
3.4 Working Movements
3.4.1 Upper carriage swing movements
3.4.2 Working position
3.4.3 Joystick functions when setting up the machine
3.4.4 Lowering the work equipment when the engine is not running
3.5 General working methods 3-102
3.5.1 Minimum impact working methods for your machine 3-102
3.5.2 Preparatory activities 3-103
3.5.3 Positioning of the machine 3-104
3.6 Transport 3-110
3.6.1 Travelling procedures for mining machine 3-110
3.6.2 Excavator lifting and lashing operations 3-113
Malfunctions
4.1 Error Code Charts
4.1.1 Electronic Control Module (ECM) fault codes
4.2 Faults and Remedies
4.2.1 Diesel engine and fuel system
4.2.2 Hydraulic system
4.2.3 Electrical system
4.2.4 Heating/air-conditioning system
4.2.5 Work equipment
4.3 Fuses and relays
4.3.1 Power electrical box E1003
4.3.2 Cab connection box E1005
4.3.3 Heating/air-conditioning electrical box E1006
5 Maintenance 5-1
5.1 Servicing the machine safely 5-1
5.2 Maintenance access doors 5-7
5.3 Maintenance anchor points 5-13
5.3.2 Use the anchor points 5-17
5.4 Lubricants and operating fluids 5-18
5.4.1 General information on changing lubricants and operating fluids 5-18
5.4.2 Lubrication chart 5-19
5.4.3 The service trap 5-20
5.4.4 Lubricant chart 5-22
5.4.5 Operating material chart 5-24
5.4.6 Service trap 5-25
5.5 Lubricating and operating material specifications 5-26
5.5.1 Lubricating oil for the Diesel engine 5-26
5.5.2 Fuel 5-26
5.5.3 Coolant 5-27
5.5.4 Hydraulic oil specifications for LIEBHERR Mining excavators 5-27
5.5.5 Swing and travel gear oils 5-33
5.5.8 Other lubricants 5-37
5.6 Condition monitoring with oil analysis 5-38
5.6.1 General information on oil analysis 5-38
5 6 3 Sample processing
5 7 Diesel engine
5 7 1 Check of engine oil level 5-49
5 7 2 Checking the engine oil pressure 5-49
5 7 3 Mounting screws 5-52
5 7 4 Elastic bedding 5-53
5 7 5 Belt for the 24 V alternator of the Diesel engine 5-53
5 8 Splitterbox
5 8 1 Splitterbox mounting screws 5-54
5 9 Cooling system
5 9 1 Check the coolant level 5-57
5 9 2 Check the coolant quality 5-57
5 9 3 Coolant antifreeze and anti-corrosion fluid 5-60
5 9 4 Change the coolant 5-60
5 9 5 Replace the coolant filters 5-61
5 10 Fuel system
5 10 1 Replacing fuel filters 5-63
5 10 2 Draining the fuel tank 5-64
5 10 3 Emptying and cleaning the fuel tank 5-65
5 11 Air pressure system
5 11 1 Pressure regulator and compressor 5-67
5 12 Filters for engine air intake
5 12 1 To change the primary filter element 5-71
5 12 2 Changing the safety element 5-72
5 12 3 To clean the air channels for the precleaner 5-73
5 12 4 Check the air intake system, hoses, elbows, clamps 5-73
5 13 Hydraulic system
5 13 1 Preparatory activities 5-74
5 13 2 Check the oil level in the hydraulic tank 5-75
5 13 3 Release the pressure from the hydraulic system 5-75
5 13 4 Drain and fill the hydraulic tank 5-76
5 13 5 Hydraulic oil coolers 5-77
5 13 6 High-pressure hydraulic filters 5-81
5 13 7 Servo oil circuit 5-82
5 13 8 Remove the intake hoses from the pumps 5-84
5 13 9 Bleeding of hydraulic pumps 5-85
5 13 10 Bleeding the hydraulic cylinders 5-87
5 13 11 Oil cooler protection filters (optional) 5-88
5 13 12 Servicing the hydraulic cylinder 5-89
5 13 13 Replacement of the hydraulic hoses 5-90
5 13 14 Progressive criss-cross tightening procedure 5-93
5 14 Oil changes on components
5 14 1 General information 5-94
5 14 2 Swing gear – Oil change 5-95
5 14 3 Travel gear and Lifetime travel gear (optional) – Oil change 5-
5.15.5 Clean the travel gear – 5-109
5.16 Electrical system
5.16.1 Notes on the electrical system – 5-110
5.16.2 Main batteries and Diesel engine switches – 5-110
5.16.3 Battery care – 5-112
5.16.4 Electrical components location – 5-114
5.16.5 Electrical boxes and cab pressurization – 5-115
5.17 Heating/air-conditioning system
5.17.1 Heating system – 5-116
5.17.2 Air-conditioning system – 5-117
5.17.3 Dual air conditioning system (optional) – 5-120
5.18 Greasing the machine
5.18.1 Lubrication of attachment bearing points – 5-122
5.19 Check mounting bolts for tightness
5.19.1 Counterweight mounting bolts – 5-124
5.19.2 Threaded studs of the swing ring – 5-124
5.19.4 Mounting bolts of the hydraulic tank – 5-126
5.19.5 Frame mounting bolts – 5-127
5.19.6 Mounting bolts of swing gear and swing motor – 5-127
5.19.9 Mounting bolts of the cab elevation – 5-130
5.20 Adjustment of hydraulic system pressures – 5-131
5.21 General maintenance points
5.21.1 Replacing working parts – 5-131
5.22 Control and maintenance chart
5.22.1 General information – 5-132
5.22.2 How to use the maintenance chart – 5-133
5.22.3 Daily Maintenance Schedule – R9250 – 5-135
5.22.4 250 Hours Maintenance Schedule – R9250 – 5-141
5.22.5 500 Hours Maintenance Schedule – R9250 – 5-147
5.22.6 1000 Hours Maintenance Schedule – R9250 – 5-154
5.22.7 2000 Hours Maintenance Schedule – R9250 – 5-162
6 Appendix
6.1 Visual check of the hydraulic hoses
6.1.1 Preface – 6-1
6.1.2 General information – 6-2
6.1.3 Components functions – 6-4
6.1.4 Recommendations for hose assembly maintenance – 6-5
6.2 Cleaning procedure for hydraulic circuits
6.2.1 Preface – 6-9
6.2.2 General information about hydraulic oil contamination – 6-9
6.2.3 General cleaning procedure – 6-11
6.2.4 Working pumps circuit – 6-12
6.2.6 Cooling pumps circuit – 6-29
6.2.12 Monitor the restarted machine – 6-59
6.3 Centralized lubrication system – 6-60

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