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CAT Bucyrus RH 120E Hydraulic Excavator Operating Instructions Manual BI651524 – PDF DOWNLOAD
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Description
CAT Bucyrus RH 120E Hydraulic Excavator Operating Instructions Manual BI651524 – PDF DOWNLOAD
FILE DETAILS:
CAT Bucyrus RH 120E Hydraulic Excavator Operating Instructions Manual BI651524 – PDF DOWNLOAD
Language : English
Pages : 275
Downloadable : Yes
File Type : PDF
DESCRIPTION:
CAT Bucyrus RH 120E Hydraulic Excavator Operating Instructions Manual BI651524 – PDF DOWNLOAD
1 INTRODUCTION 1-1
PREFACE __ 1-3
WARRANTY 1-4
FUNDAMENTAL SAFETY INSTRUCTIONS__ 1-5
Warnings and symbols 1-5
DESIGNATED USE_ 1-6
ORGANIZATIONAL MEASURES 1-7
Selection and qualification of personnel; basic responsibilities ________ 1-8
Safety instructions governing specific operational phases __ 1-8
Special work in conjunction with utilization of the machine and maintenance and repairs as well as
troubleshooting during work; disposal of parts and consumables ______ 1-9
Warning of special dangers __ 1-10
Gas, dust, steam and smoke _ 1-11
Hydraulic equipment _ 1-11
Noise_ 1-11
Oil, grease and other chemical substances 1-11
Transporting and recommissioning ______ 1-11
FIRE AND EXPLOSION HAZARD ________ 1-12
NOTES 1-13
2 OPERATION 2-1
OPERATION – SAFETY INSTRUCTIONS ___ 2-3
FIRE AND EXPLOSION HAZARD 2-5
DESCRIPTION OF THE EXCAVATOR______ 2-6
Excavator layout 2-7
Undercarriage _ 2-8
Superstructure 2-8
Drive __ 2-8
Hydraulic system 2-8
Pump Managing System (PMS) 2-8
Stored Program Control (SPC)_ 2-8
Electronic Hydraulic Servo-Control (EHSC) _ 2-8
Demand control / Zero-flow regulation _____ 2-9
Automatic engine speed reduction ________ 2-9
Board-Control-System (BCS) __ 2-9
Electrical system 2-9
Sign__ 2-11
Entering and leaving the machine Safety instructions ____ 2-12
Ramp-type ladder (optional) __ 2-13
EMERGENCY STOP pushbuttons _______ 2-15
Windscreen washer _ 2-15
Driver’s seat _ 2-16
Fire extinguisher _ 2-17
Fire extinguisher (option) ____ 2-17
Automatic fire-extinguishing system (optional) 2-18
OPERATING INSTRUCTIONS RH 120 E
Table of contents
vi BA RH120E(2 804 910 02)-EN
MONITORING, WARNING AND CONTROL ELEMENTS __ 2-20
PUTTING THE MACHINE INTO OPERATION_ 2-51
Refuelling 2-51
Service station (tanklift) _____ 2-52
Switching the electrical system on and off _ 2-57
STARTING AND STOPPING THE ENGINES 2-58
Starting the engines _ 2-58
Starting the engines with the cold-starting aid 2-60
AIR CONDITIONER (OPTION) _ 2-62
Back-up heating (option)_____ 2-64
DRIVING SAFETY INSTRUCTIONS_______ 2-66
TRAVELLING _ 2-67
Superstructure basic position _ 2-67
Travelling forwards/backwards 2-67
Emergency machine drive ___ 2-71
Locking the superstructure ___ 2-73
Track parking brake _ 2-73
TRANSPORTING THE MACHINE ________ 2-74
Transport – Safety instructions 2-74
WORKING OPERATION – SAFETY INSTRUCTIONS _____ 2-75
WORKING OPERATION______ 2-77
Before starting work _ 2-77
Slewing and braking the superstructure ___ 2-77
Braking the superstructure ___ 2-77
Working _ 2-78
After daily operation _ 2-79
ASSEMBLING WORKING EQUIPMENT – SAFETY INSTRUCTIONS___ 2-80
Securing the machine 2-82
CORROSION PROTECTION FOR PINS AND BEARINGS (BUSHINGS AND HUBS) __ 2-83
NOTES 2-85
3 INSPECTION AND SERVICING _ 3-1
INSPECTION AND SERVICING – SAFETY INSTRUCTIONS 3-3
FIRE AND EXPLOSION HAZARD 3-9
INSPECTION AND SERVICING PLANS – INSTRUCTIONS 3-11
Intervals _ 3-11
Change of engine oil l 3-11
Air-intake system 3-11
Oils / Greases 3-11
Cleaning jobs 3-11
Components _ 3-11
Plan V 3-13
Plan N 3-15
Plan T 3-17
Plan A – E 3-19
LUBRICATING CHART – GREASE (LOADING BUCKET)__ 3-28
Lubricating chart – Grease / Backhoe bucket (legend) ___ 3-29
Filling quantities – Grease ____ 3-29
BETRIEBSANLEITUNG RH 120 E
Table of contents
BA RH120E(2 804 910 02)-EN vii
Lubricating chart – Grease / Backhoe bucket (legend) ___ 3-31
Filling quantities – Grease ____ 3-31
INSPECTION PLAN – OIL _____ 3-32
Inspection plan – Oil (legend) ) 3-33
Filling quantities – oil _ 3-34
Filling quantities – other______ 3-34
LUBRICANTS _ 3-35
I Oils for combustion engines and compressors (selection) _______ 3-35
II Oils for hydraulic system (selection)___ 3-36
III Oils for gearboxes (selection)______ 3-37
V Greases for bearings and slewing rings 3-38
SERVICING WORK 3-39
Hose line for oil and cooling liquid changes 3-39
ENGINE 3-40
Engine – Safety instructions __ 3-40
Retensioning the alternator/fan belt ______ 3-40
Checking and adjusting the valve clearance _ 3-40
Checking the engine oil level / Topping up _ 3-40
Checking the oil level in the engine oil reservoir / topping up (optional)_ 3-41
Changing the engine oil _____ 3-42
Draining the oil off the engine oil reservoir (optional) _____ 3-44
Replacing the oil filter 3-46
Centrifuge (optional) _ 3-47
COOLING SYSTEM 3-48
Radiators_ 3-49
Cooling liquid 3-51
Water filter __ 3-54
AIR-INTAKE SYSTEM_ 3-55
Main filter elements 3-55
Safety filter element _ 3-57
Air-intake lines 3-58
Dust collection 3-58
FUEL SYSTEM 3-59
Fuel system – Safety instructions ________ 3-59
Replacing the fuel filter ______ 3-59
Venting the fuel system______ 3-60
Cleaning the fuel tanks ______ 3-60
Water trap (option) 3-62
ELECTRICAL SYSTEM 3-64
Electrical system – Safety instructions ____ 3-64
Alternator – Instructions______ 3-64
Battery 3-65
Switchgear cabinet 3-67
Equipotential bonding 3-69
HYDRAULIC SYSTEM 3-71
Hydraulic system – Safety instructions ____ 3-71
Depressurizing the hydraulic system _____ 3-71
Checking the hydraulic oil level 3-72
Changing the hydraulic oil return-flow (hydraulic oil reservoir) ________ 3-74
Bypass valves (hydraulic oil reservoir) ____ 3-76
Replacing the hydraulic oil return-flow filters (filter housing) 3-77
Bypass valves (filter housing – cooling system) 3-78
Breather filter 3-79
OPERATING INSTRUCTIONS RH 120 E
Table of contents
viii BA RH120E(2 804 910 02)-EN
Filter (control circuit) _ 3-80
Filter (auxiliary control circuit) _ 3-80
High-pressure filter for working hydraulics _ 3-81
High-pressure filters for slewing circuit____ 3-82
Changing the hydraulic oil____ 3-83
Venting the hydraulic system _ 3-86
Cleaning the hydraulic oil cooler 3-87
Electronic excavator control __ 3-88
Pressure accumulator – Emergency lowering_ 3-89
PUMP TRANSFER GEARBOX_ 3-90
Checking the gearbox oil level / Topping up with oil______ 3-90
Gearbox venting _ 3-92
Pump transfer gearbox lube oil filters _____ 3-93
SLEWING GEARBOX _ 3-94
Gearbox – Checking the oil level / Topping up with oil ____ 3-94
Changing the gearbox oil ____ 3-94
Gearbox venting _ 3-95
Slewing gear neck 3-95
TRAVEL GAERBOX 3-96
Gearbox – Checking the oil level / Topping up with oil ____ 3-96
Travel gearbox – Changing oil_ 3-97
Pre-chamber – Changing the oil 3-97
Brake chamber – Changing oil 3-98
Breather filter 3-98
CRAWLER TRACKS 3-99
Track roller, Support roller __ 3-100
Track tensioner_ 3-101
Pressure-accumulator inspection regulations 3-102
Checking the gas charging pressure in the pressure accumulator____ 3-102
Idlers 3-103
SLEWING RING _ 3-104
Slewing ring – Instructions___ 3-104
Bearing races 3-104
CENTRAL LUBRICATING____ 3-106
Design__ 3-106
Lube cycle / Pause period___ 3-106
Lube cycle manual lubricating (optional)__ 3-106
Function 3-107
Filling up the grease container 3-108
Breather filter 3-108
Checking the greasing pressure________ 3-109
Checking the greasing pressure________ 3-110
Unblocking a grease line ___ 3-111
Oilfilter (hydraulic circuit grease pump) ) _ 3-112
Grease filter (Filling the grease container) 3-113
Grease filter (Grease lines)__ 3-114
Manual greasing (option) ___ 3-115
OTHER MAINTENANCE_____ 3-117
Engine__ 3-117
RAMP-TYPE LADDER (OPTIONAL) (OPTION) _ 3-118
Guide pulleys and locking bolt 3-118
Pressure-accumulator inspection regulations 3-119
Extract from the German regulations ____ 3-119
Checking the gas charging pressure in the pressure accumulator____ 3-119
BETRIEBSANLEITUNG RH 120 E
Table of contents
BA RH120E(2 804 910 02)-EN ix
ON-BOARD CRANE (OPTIONAL) _______ 3-120
Monitoring, warning and control elements 3-120
Checking the on-board crane 3-120
Drive unit 3-121
On-board crane_ 3-121
PUTTING THE EXCAVATOR OUT OF OPERATION AND RECOMMISSIONING ____ 3-122
Putting the excavator out of operation ___ 3-122
Battery storage _ 3-122
Recommissioning 3-123
NOTES __ 3-125
4 REPAIR WORK_ 4-1
REPAIR WORK – SAFETY INSTRUCTIONS _ 4-3
FIRE AND EXPLOSION HAZARD 4-5
ENGINE_ 4-6
ELECTRICAL SYSTEM_ 4-7
Assisted starting (with jumper cables) – Safety instructions_ 4-7
Assisted starting (with jumper cables) _____ 4-7
Starting the engine with jumper cables (external batteries__ 4-7
HYDRAULIC SYSTEM _ 4-9
Repair _ 4-9
PRESSURE ACCUMULATORS – SAFETY INSTRUCTIONS 4-10
WELDING OPERATIONS – SAFETY INSTRUCTIONS ____ 4-11
NOTES 4-13
5 ANNEX _ 5-1
TROUBLESHOOTING _ 5-3
Instructions on troubleshooting_ 5-3
Layout of the fault table 5-3
Possible causes 5-3
Measures _ 5-3
Section 5-3
FAULT TABLES_ 5-4
Combustion engine – Fault table 5-4
Working hydraulics – Fault table 5-5
Track drive – Fault table ______ 5-6
Slewing mechnism – Fault table 5-7
Central lubricating system – Fault table ____ 5-8
HYDRAULIC CIRCUIT DIAGRAM 5-10
ABBREVIATIONS _ 5-13
TECHNICAL DATA 5-15
NOTES 5-17
6 INDEX __ 6-1
IMAGES PREVIEW OF THE MANUAL:
TABLE OF CONTENTS:
CAT Bucyrus RH 120E Hydraulic Excavator Operating Instructions Manual BI651524 – PDF DOWNLOAD
TABLE OF CONTENTS.............................................................................................................................................................. 5 INTRODUCTION................................................................................................................................................................... 11 PREFACE.................................................................................................................................................................... 13 WARRANTY................................................................................................................................................................... 14 FUNDAMENTAL SAFETY INSTRUCTIONS............................................................................................................................................ 15 Warnings and symbols................................................................................................................................................... 15 DESIGNATED USE............................................................................................................................................................. 16 ORGANIZATIONAL MEASURES.................................................................................................................................................... 17 Selection and qualification of per sonnel; basic responsibilities...................................................................................................... 18 Safety instructions governing specific operational phases.............................................................................................................. 18 Special work in conjunction with utilization of the machine and mainten ance and repairs as well as trouble shooting during work; disposal of parts and consumables.... 19 Warning of special dangers............................................................................................................................................. 20 Gas, dust, steam and smoke............................................................................................................................................. 21 Hydraulic equipment.................................................................................................................................................... 21 Noise.................................................................................................................................................................. 21 Oil, grease and other chemical sub stances............................................................................................................................. 21 Transporting and recommission ing...................................................................................................................................... 21 FIRE AND EXPLOSION HAZARD.................................................................................................................................................. 22 NOTES...................................................................................................................................................................... 23 OPERATION...................................................................................................................................................................... 25 OPERATION - SAFETY INSTRUCTIONS............................................................................................................................................ 27 FIRE AND EXPLOSION HAZARD.................................................................................................................................................. 29 DESCRIPTION OF THE EXCAVATOR............................................................................................................................................... 30 Excavator layout....................................................................................................................................................... 31 Undercarriage.......................................................................................................................................................... 32 Superstructure......................................................................................................................................................... 32 Drive.................................................................................................................................................................. 32 Hydraulic system....................................................................................................................................................... 32 Pump Managing System (PMS)............................................................................................................................................. 32 Stored Program Control (SPC)........................................................................................................................................... 32 Electronic Hydraulic Servo-Control (EHSC).............................................................................................................................. 32 Demand control / Zero-flow regulation.................................................................................................................................. 33 Automatic engine speed reduction....................................................................................................................................... 33 Board-Control-System (BCS)............................................................................................................................................. 33 Electrical system...................................................................................................................................................... 33 Sign................................................................................................................................................................... 35 Entering and leaving the machine Safety instructions................................................................................................................... 36 Ramp-type ladder (optional)............................................................................................................................................ 37 EMERGENCY STOP pushbuttons............................................................................................................................................. 39 Windscreen washer...................................................................................................................................................... 39 Driver's seat.......................................................................................................................................................... 40 Fire extinguisher...................................................................................................................................................... 41 Fire extinguisher (option)............................................................................................................................................. 41 Automatic fire-extinguishing system (optional)......................................................................................................................... 42 MONITORING, WARNING AND CONTROL ELEMENTS................................................................................................................................... 44 PUTTING THE MACHINE INTO OPERATION......................................................................................................................................... 75 Refuelling............................................................................................................................................................. 75 Service station (tanklift)............................................................................................................................................. 76 Switching the electrical system on and off............................................................................................................................. 81 STARTING AND STOPPING THE ENGINES.......................................................................................................................................... 82 Starting the engines................................................................................................................................................... 82 Starting the engines with the cold-starting aid........................................................................................................................ 84 AIR CONDITIONER (OPTION)................................................................................................................................................... 86 Back-up heating (option)............................................................................................................................................... 88 DRIVING SAFETY INSTRUCTIONS................................................................................................................................................ 90 TRAVELLING................................................................................................................................................................. 91 Superstructure basic position.......................................................................................................................................... 91 Travelling forwards/backwards.......................................................................................................................................... 91 Emergency machine drive................................................................................................................................................ 95 Locking the superstructure............................................................................................................................................. 97 Track parking brake.................................................................................................................................................... 97 TRANSPORTING THE MACHINE................................................................................................................................................... 98 Transport - Safety instructions........................................................................................................................................ 98 WORKING OPERATION - SAFETY INSTRUCTIONS.................................................................................................................................... 99 WORKING OPERATION..........................................................................................................................................................101 Before starting work...................................................................................................................................................101 Slewing and braking the superstructure.................................................................................................................................101 Braking the superstructure.............................................................................................................................................101 Working................................................................................................................................................................102 After daily operation..................................................................................................................................................103 ASSEMBLING WORKING EQUIPMENT - SAFETY INSTRUCTIONS.........................................................................................................................104 Securing the machine...................................................................................................................................................106 CORROSION PROTECTION FOR PINS AND BEARINGS (BUSHINGS AND HUBS).............................................................................................................107 NOTES......................................................................................................................................................................109 INSPECTION AND SERVICING.......................................................................................................................................................111 INSPECTION AND SERVICING - SAFETY INSTRUCTIONS.............................................................................................................................113 FIRE AND EXPLOSION HAZARD..................................................................................................................................................119 INSPECTION AND SERVICING PLANS - INSTRUCTIONS..............................................................................................................................121 Intervals..............................................................................................................................................................121 Change of engine oil l.................................................................................................................................................121 Air-intake system......................................................................................................................................................121 Oils / Greases.........................................................................................................................................................121 Cleaning jobs..........................................................................................................................................................121 Components.............................................................................................................................................................121 Plan V.................................................................................................................................................................123 Plan N.................................................................................................................................................................125 Plan T.................................................................................................................................................................127 Plan A – E.............................................................................................................................................................129 LUBRICATING CHART – GREASE (LOADING BUCKET)................................................................................................................................138 Lubricating chart – Grease / Backhoe bucket (legend)...................................................................................................................139 Filling quantities - Grease............................................................................................................................................139 Lubricating chart – Grease / Backhoe bucket (legend)...................................................................................................................141 Filling quantities - Grease............................................................................................................................................141 INSPECTION PLAN - OIL......................................................................................................................................................142 Inspection plan – Oil (legend) ).......................................................................................................................................143 Filling quantities - oil...............................................................................................................................................144 Filling quantities - other.............................................................................................................................................144 LUBRICANTS.................................................................................................................................................................145 I. Oils for combustion engines and compressors (selection).............................................................................................................145 II. Oils for hydraulic system (selection)..............................................................................................................................146 III. Oils for gearboxes (selection)....................................................................................................................................147 V. Greases for bearings and slewing rings..............................................................................................................................148 SERVICING WORK.............................................................................................................................................................149 Hose line for oil and cooling liquid changes...........................................................................................................................149 ENGINE.....................................................................................................................................................................150 Engine - Safety instructions...........................................................................................................................................150 Retensioning the alternator/fan belt...................................................................................................................................150 Checking and adjusting the valve clearance.............................................................................................................................150 Checking the engine oil level / Topping up.............................................................................................................................150 Checking the oil level in the engine oil reservoir / topping up (optional).............................................................................................151 Changing the engine oil................................................................................................................................................152 Draining the oil off the engine oil reservoir (optional)...............................................................................................................154 Replacing the oil filter...............................................................................................................................................156 Centrifuge (optional)..................................................................................................................................................157 COOLING SYSTEM.............................................................................................................................................................158 Radiators..............................................................................................................................................................159 Cooling liquid.........................................................................................................................................................161 Water filter...........................................................................................................................................................164 AIR-INTAKE SYSTEM..........................................................................................................................................................165 Main filter elements...................................................................................................................................................165 Safety filter element..................................................................................................................................................167 Air-intake lines.......................................................................................................................................................168 Dust collection........................................................................................................................................................168 FUEL SYSTEM................................................................................................................................................................169 Fuel system - Safety instructions......................................................................................................................................169 Replacing the fuel filter..............................................................................................................................................169 Venting the fuel system................................................................................................................................................170 Cleaning the fuel tanks................................................................................................................................................170 Water trap (option)....................................................................................................................................................172 ELECTRICAL SYSTEM..........................................................................................................................................................174 Electrical system - Safety instructions................................................................................................................................174 Alternator - Instructions..............................................................................................................................................174 Battery................................................................................................................................................................175 Switchgear cabinet.....................................................................................................................................................177 Equipotential bonding..................................................................................................................................................179 HYDRAULIC SYSTEM...........................................................................................................................................................181 Hydraulic system - Safety instructions.................................................................................................................................181 Depressurizing the hydraulic system....................................................................................................................................181 Checking the hydraulic oil level.......................................................................................................................................182 Changing the hydraulic oil return-flow (hydraulic oil reservoir).......................................................................................................184 Bypass valves (hydraulic oil reservoir)................................................................................................................................186 Replacing the hydraulic oil return-flow filters (filter housing).......................................................................................................187 Bypass valves (filter housing - cooling system)........................................................................................................................188 Breather filter........................................................................................................................................................189 Filter (control circuit)...............................................................................................................................................190 Filter (auxiliary control circuit).....................................................................................................................................190 High-pressure filter for working hydraulics............................................................................................................................191 High-pressure filters for slewing circuit..............................................................................................................................192 Changing the hydraulic oil.............................................................................................................................................193 Venting the hydraulic system...........................................................................................................................................196 Cleaning the hydraulic oil cooler......................................................................................................................................197 Electronic excavator control...........................................................................................................................................198 Pressure accumulator - Emergency lowering..............................................................................................................................199 PUMP TRANSFER GEARBOX......................................................................................................................................................200 Checking the gearbox oil level / Topping up with oil...................................................................................................................200 Gearbox venting........................................................................................................................................................202 Pump transfer gearbox lube oil filters.................................................................................................................................203 SLEWING GEARBOX............................................................................................................................................................204 Gearbox - Checking the oil level / Topping up with oil.................................................................................................................204 Changing the gearbox oil...............................................................................................................................................204 Gearbox venting........................................................................................................................................................205 Slewing gear neck......................................................................................................................................................205 TRAVEL GAERBOX.............................................................................................................................................................206 Gearbox - Checking the oil level / Topping up with oil.................................................................................................................206 Travel gearbox - Changing oil..........................................................................................................................................207 Pre-chamber - Changing the oil.........................................................................................................................................207 Brake chamber - Changing oil...........................................................................................................................................208 Breather filter........................................................................................................................................................208 CRAWLER TRACKS.............................................................................................................................................................209 Track roller, Support roller...........................................................................................................................................210 Track tensioner........................................................................................................................................................211 Pressure-accumulator inspection regulations............................................................................................................................212 Checking the gas charging pressure in the pressure accumulator.........................................................................................................212 Idlers.................................................................................................................................................................213 SLEWING RING...............................................................................................................................................................214 Slewing ring - Instructions............................................................................................................................................214 Bearing races..........................................................................................................................................................214 CENTRAL LUBRICATING........................................................................................................................................................216 Design.................................................................................................................................................................216 Lube cycle / Pause period..............................................................................................................................................216 Lube cycle manual lubricating (optional)...............................................................................................................................216 Function...............................................................................................................................................................217 Filling up the grease container........................................................................................................................................218 Breather filter........................................................................................................................................................218 Checking the greasing pressure.........................................................................................................................................219 Checking the greasing pressure.........................................................................................................................................220 Unblocking a grease line...............................................................................................................................................221 Oilfilter (hydraulic circuit grease pump) )............................................................................................................................222 Grease filter (Filling the grease container)...........................................................................................................................223 Grease filter (Grease lines)...........................................................................................................................................224 Manual greasing (option)...............................................................................................................................................225 OTHER MAINTENANCE..........................................................................................................................................................227 Engine.................................................................................................................................................................227 RAMP-TYPE LADDER (OPTIONAL) (OPTION)......................................................................................................................................228 Guide pulleys and locking bolt.........................................................................................................................................228 Pressure-accumulator inspection regulations............................................................................................................................229 Extract from the German regulations....................................................................................................................................229 Checking the gas charging pressure in the pressure accumulator.........................................................................................................229 ON-BOARD CRANE (OPTIONAL)..................................................................................................................................................230 Monitoring, warning and control elements...............................................................................................................................230 Checking the on-board crane............................................................................................................................................230 Drive unit.............................................................................................................................................................231 On-board crane.........................................................................................................................................................231 PUTTING THE EXCAVATOR OUT OF OPERATION AND RECOMMISSIONING.................................................................................................................232 Putting the excavator out of operation.................................................................................................................................232 Battery storage........................................................................................................................................................232 Recommissioning........................................................................................................................................................233 NOTES......................................................................................................................................................................235 REPAIR WORK....................................................................................................................................................................237 REPAIR WORK - SAFETY INSTRUCTIONS..........................................................................................................................................239 FIRE AND EXPLOSION HAZARD..................................................................................................................................................241 ENGINE.....................................................................................................................................................................242 ELECTRICAL SYSTEM..........................................................................................................................................................243 Assisted starting (with jumper cables) – Safety instructions...........................................................................................................243 Assisted starting (with jumper cables).................................................................................................................................243 Starting the engine with jumper cables (external batteries.............................................................................................................243 HYDRAULIC SYSTEM...........................................................................................................................................................245 Repair.................................................................................................................................................................245 PRESSURE ACCUMULATORS - SAFETY INSTRUCTIONS................................................................................................................................246 WELDING OPERATIONS - SAFETY INSTRUCTIONS...................................................................................................................................247 NOTES......................................................................................................................................................................249 ANNEX..........................................................................................................................................................................251 TROUBLESHOOTING............................................................................................................................................................253 Instructions on troubleshooting........................................................................................................................................253 Layout of the fault table..............................................................................................................................................253 Possible causes........................................................................................................................................................253 Measures...............................................................................................................................................................253 Section................................................................................................................................................................253 FAULT TABLES...............................................................................................................................................................254 Combustion engine - Fault table........................................................................................................................................254 Working hydraulics – Fault table.......................................................................................................................................255 Track drive – Fault table..............................................................................................................................................256 Slewing mechnism – Fault table.........................................................................................................................................257 Central lubricating system – Fault table...............................................................................................................................258 HYDRAULIC CIRCUIT DIAGRAM..................................................................................................................................................260 ABBREVIATIONS..............................................................................................................................................................263 TECHNICAL DATA.............................................................................................................................................................265 NOTES......................................................................................................................................................................267 INDEX..........................................................................................................................................................................269
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