Liebherr R 996B 1281 Hydraulic Excavator Operating Manual 26049 – PDF DOWNLOAD

These operating instructions have been written for the machine operator and for the maintenance personnel of the machine.

They contain:

– The technical data.

– The safety requirements.

– The operating instructions.

–  The maintenance instructions.

The operating instructions are to be read and used carefully by all persons who carry out work with or on the machine before putting the machine into service for the first time and later, at regular intervals.

Work with or on the machine includes, for example:

The operating instructions allow the machine operator to familiarize themselves with the machine more easily and prevent malfunctions occurring due to improper operation. The observance of the operating and maintenance instructions by maintenance personnel:

The operating instructions belong with the machine for the entire lifetime of the machine. Place a copy in an easily reached position on the cab storage shelf. This copy must be replaced immediately if lost, damaged or unreadable.

The operating and maintenance instructions must be completed by information on current national regulations for accident prevention and protection. In addition to the operating instructions and legally binding regulations on accident prevention which apply in the user country and at point of use, authorized specialist rules for safe and correct working procedures are also to be observed.

These operating and maintenance instructions contain all the information required for operating and maintaining your machine.

1 Product description · 1-1
1 1 Assembly -overview 1-1
1 11 11 Machine and construction equipment 1-1
Vibration emission 1-3
1 4 1 Working technical data 1-5
2 Safety instructions · 2-1
2 5 Signs on the machine 22–1225
2 “s 1- -· i t i cti · · 2 -22
2 5 2 Arrangement of signs
3 Control and operation 3-1
3 1 Operating and control elements 3-1
3 1 7 Monitoring cameras 33–1212
3 4
3 2 2 Safety lever 33–2258
3 2 3 Operator’s seat 3-28
3 2 4 Adjusting of the auxiliary seat 3-32
3 2 5 Sunshade 3-33
3 2 6 Emergenc} 玉it 3-34
3 2 7 Interior lightings 3-36
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3 3 1 Starting I stopping the machine 3-47
3 3 2 Starting aids (optional) 3-54
3 3 3 Jump start procedure
3 3 5 Driving 33–6614
Working with the machine
i4 ·1·· c ;;idi; t ti 33–7647
3 4 2 Operating the swing gear 3-74
3 4 3 Working position 3-77
3 4 4 Joystick functions when setting up the machine 3-77
Operating manual
3 4 5 Lowering the work equipment when the engine is not running 3-82
3 5 General working methods 3-83
3 5 1 Minimum impact working methods for your machine 3-83
3 5 2 Preparatory activities 3-83
3 5 3 Positioning of the machine 3-84
3 5 4 Working with the backhoe bucket ; s s w ki g ;ith th; sh ,t> k t- 3-85
3-88
3 6 Transport 3-90
3 6 1 Travelling procedures for mining machine 3-90
3 6 2Excavator lifting and lashing operations 3-92
Malfunctions · 4-1
4 1 Error code charts · · 4 ·1 1 –s – 4-2
4-2
4 1 2 Regulating circuit 4-2
4 1 3 Other errors 4-3
4 1 4 Heating/air conditioning system 4-4
4 2 Faults and remedies 4-4 ; 芯re占驾 t ;d · ·I·
4 2 3 T ransm1ss1on
4 2 4 Electncal syst；百 4-6

4 2 5 Heating/air-conditioning system 4-7
4 2 6 Work equipment 4-7
4 3 Fuses and relays 4-7
4 3 1 PowerPacks connection boxes E1001 and E1002 4-8
4 3 2 Cabin electrical cabinet E1005 4-9
4 3 3 Heating I air-conditioning electrical box E1006 4-9
4 3 4 Common electrical box E1007/E1008/E1011/E1017 4-10
4 3 5 Access ladder electrical box E1009 4-11
5 Maintenance 5-1
5 1 Servicing the machine safely 5-1
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5 3 1 Approved anchor points 5-10
5 3 2 Use the anchor points 5-13
5 4 Lubricants and operating fluids 5-14
5 4 1 General information on changing lubricants and operating fluids 5-14
5 4 2 Lubricating chart 5-15
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5 4 5 Operating material chart 5-19
5 4 6 Service trap 5-19
5 5 Lubricating and operating material specifications 5-21
5 5 1 Lubricating oil for the Diesel engine 5-21
5 5 2 Fuel 5-21
5 5 3 Coolant 5-22 !? 5 5 4 Hydraulic oil specifications for LIEBHERR Mining excavators 5-22 8c-l
5 5 5 Swing and travel gear oils 5-28 。
5 5 6 Splitterbox oil 5-30 5
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5 5 9 Other lubricants 5-32
5 6 Condition monitoring with oil analysis 5-33 巴
5 6 1 General information 5-33 s S 2 o · ;- ·p·1i g· · · · – · s-33
Operating manual
5 6 3 Sample processing 5-40
5 7 3 Engine oil sump refilling 5-46
5 7 4 Oil reserve system (optional) 5-46
5 7 5 Mounting screws s 1 a E·1;;1; ·b ddi g- 5-50
5-51
5 7 7 Belts 5-51
5 8 s·plitterb;; · 5-52
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5 8 3 Air filter 5-54
5 9 Coupling 5-55
5 9 1 Geislinger coupling wear check 5-55
5 10 Cooling system 5-56
5 10 1 Checking and cleaning the cooling system 5-56
5 10 2 Checking the coolant level 5-56
5 10 3 Coolant antifreeze and anti-corrosion fluid 5-56
5 10 4 Changing the coolant 5-57
5 11 Fuel system 5-58 5 11 1,-R f lli g· 5-59
5 11 2 Draining the fuel tank 5-59
5 11 3 Emptying and cleaning the fuel tank 5-60
5 1 1 4 Draining the water separator on fuel fii;[; 5-61
5 11 5 Changing the fuel filter cartridges 5-61
5 12 C om pressed air system 5-62
5 12 1 Pressure regulator and compressor 5-62
5 12 2 Air dryer 5-63
5 13 Dry air filter 5-65
5 13 1 To change the primary filter element 5-66
5 13 2 Changing the safety element 5-67
5 13 3 To clean the air channels for the precleaner 5-68
5 13 4 Check the air intake system, hoses, elbows, clamps 5-68
5 14 Hydraulic system 5-69
5 14 1 Preparatory activities 5-69
5 14 2 Checking the oil level in the hydraulic tank 5-70
5 14 3 Depressurising the hydraulic system 5-71
5 14 4 Emptying and refilling the hydraulic t; h飞 5-71
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5 14 7 Oil filters in PowerPacks 5-75
5 14 8 High pressure filters on valve bank 5-77
5 14 9 Control circuit 5-78
5 14 10 Hydraulic pumps bleeding 5-79
5 14 11 Bleeding the hydraulic cylinders 5-80
5 14 12 Hydraulic pumps intake hoses removal 5-81
5 14 13 Protective soft shield covers for high pressure blocks 5-81
5 14 14 Replace the dust filters for the safety relief valves 5-83
5 14 15 Oil cooler protection filters (optional) 5-83
5 14 16 Servicing the hydraulic cylinder 5-84
5 14 17 Replacement of the hydraulic hoses 5-85
5 14 1188 PPr ogressive criss-cross tightening procedure 5-89
5 14 19 Installation of the high pressure hydraulic pipes in PowerPacks 5-90
5 15 Oil changes on components 5-90
5 15 1 General information 5-90
5 15 2 Swing gears – oil change 5 15 3 T ;I g;; — oii° h· -g; 5-91
Operating manual
5 15 4 Swing gears and travel gears flushing 5-94
5 15 5 Splitterbox – oil change 5-95
5 15 6 Coupling – oil change
5 17 Track components 5-99
5 17 1 Track components mountings check 5-99
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5 17 4 Cleaning the track components 5-102
5 18 Electrical system 5-103
5 18 1 Notes on the electrical system 5-103
5 18 2 Principal batteries switches and Gentry connectors 5-103
5 18 3 Battery care 5-105
5 18 4 Electrical components location
5 18 5 Electrical boxes and cab pressu r iz;a t·i otni · ;
5 19 Heating/air conditioning system 5-108
5 19 1 Heating system 5-109
5 19 2 Air-conditioning system 5-110
5 19 3 Additional maintenance operations 5-112
5 20 Check mounting bolts for tightness 5-112
5 20 1 Counterweight mounting b；皿 5-113
5 20 2 Swing ring mounting bolts s 20 3 F – -1-ta it ii itb lt –
5 20 4 Hydraulic tank mounting bolts 5-116
5 20 5 PowerPacks mounting bolts 5-116
5 20 6 Swing gears and swing motors mounting bolts 5-117
5 20 7 Hydraulic pumps mounting bolts 5-117
5 20 8 Side frames mounting bolts 5-119
5 20 9 Driver’s cabin mounting bolts 5-120
5 20 10 Driver’s cabin elevation mouting bolts (optional) 5-121
5 21 Drive unit brakes and swing gear brakes 5-121
5 22 General maintenance points 5-121
5 23 Control and maintenance chart 5-122
5 23 1 General information 5-123
5 23 2 How to use the maintenance chart 5-123
5 23 3 Daily Maintenance Schedule – R 9968 5-125
5 23 4 250 Hours Maintenance Schedule – R 9968 5-131
5 23 5 500 Hours Maintenance Schedule – R 9968 5-137
5 23 6 1000 Hours Maintenance Schedule – R 9968 5-144
5 23 7 2000 Hours Maintenance Schedule – R 9968 5-152
6 Appendix 6-1
6 1 Visual check of the hydraulic hoses
6 1 1 Preface
6 1 2 General Information
6 1 3 Components Functions
6 1 4 Recommendations for hose assembly maintenance
6 2 Centralized Lubrication system