Liebherr Crane LTM 1090-4.1 Mobile crane with telescopic boom Operating instructions Manual – PDF DOWNLOAD

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Liebherr Crane LTM 1090-4.1 Mobile crane with telescopic boom Operating instructions Manual – PDF DOWNLOAD

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Liebherr Crane LTM 1090-4.1 Mobile crane with telescopic boom Operating instructions Manual – PDF DOWNLOAD

Language : English
Pages : 1737
Downloadable : Yes
File Type : PDF

DESCRIPTION:

Liebherr Crane LTM 1090-4.1 Mobile crane with telescopic boom Operating instructions Manual – PDF DOWNLOAD

Preface:
General:
This crane was built according to the state of technology and recognized safety technical regulations.
Despite that, dangers to body and life for the user and / or third persons or damage to the crane and /
or other material assets can occur.
This crane may only be used:
– In impeccable technical condition.
– For destined use.
– By trained personnel, which acts in a safety and danger conscious way.
– When no safety relevant problems are present.
– When no modifications were made on the crane.
Any problems, which could affect safety must be fixed immediately.
Modifications on the crane may only be made with written approval by Liebherr-Werk Ehingen GmbH.

Data logger:
This crane is equipped with a data recording device. Among others, the following data is recorded:
– Date and time of day.
– Entered set up configuration of the crane.
– Actual load.
– Percentage of utilization of the crane.
– Boom radius (working radius).
– Main boom angle, luffing jib angle.
– Total telescopic boom length, length of each telescopic section.
– Every actuation of bypass devices.
The recorded data can be read with a respective software.

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

Liebherr Crane LTM 1090-4.1 Mobile crane with telescopic boom Operating instructions Manual – PDF DOWNLOAD

Operating instructions........................................................................................   1
	Preface...................................................................................................   3
	Contents..................................................................................................  13
	1 Description of crane....................................................................................  25
		1.01 Terminology......................................................................................  27
			1  Crane components...............................................................................  29
			2  Auxiliary boom.................................................................................  31
		1.02 Product description..............................................................................  33
			1  Crane chassis..................................................................................  35
			2  Crane superstructure...........................................................................  36
			3  Auxiliary equipment............................................................................  38
		1.03 Technical data...................................................................................  41
			1  Dimensions.....................................................................................  43
			2  Suspension path and incline....................................................................  44
			3  Support........................................................................................  45
			4  Tires..........................................................................................  46
			5  Axle loads.....................................................................................  46
			6  Noise emission.................................................................................  46
			7  Vibrations.....................................................................................  47
			8  Speeds.........................................................................................  47
			9  Crane ropes....................................................................................  48
			10  Lifting heights...............................................................................  49
	2 Safety..................................................................................................  51
		2.01 Traffic regulations..............................................................................  53
			1  Traffic regulations............................................................................  55
		2.01.10 General traffic regulations...................................................................  57
			1  General traffic regulations....................................................................  59
		2.01.20 National traffic regulations..................................................................  61
			1  National traffic regulations...................................................................  63
		2.02 Break-in instructions............................................................................  65
			1  First commissioning............................................................................  67
		2.03 Job planning.....................................................................................  69
			1  Planning Crane operation.......................................................................  71
		2.04 General safety technical guidelines..............................................................  73
			1  Danger zone of crane...........................................................................  75
			2  Traffic endangerment and environmental damage..................................................  75
			3  Endangering air traffic........................................................................  75
			4  Movement on the crane..........................................................................  76
			5  Emergency exit.................................................................................  77
			6  Personal protective equipment..................................................................  79
			7  Securing persons to prevent them from falling..................................................  84
			8  Rescuing the assembly personnel................................................................  86
			9  Crane operator's cab with retractable / extendable step........................................  87
			10  Crane cab with incline adjustment.............................................................  88
			11  Securing bracket..............................................................................  89
			12  Closing the side window pane..................................................................  90
			13  Transport.....................................................................................  90
			14  Stops.........................................................................................  91
			15  Heated crane components.......................................................................  91
			16  Crane operator responsibilities...............................................................  92
			17  Selecting the crane operating location........................................................  94
			18  Slopes and excavations........................................................................  98
			19  Load burdens on the ground due to crane operation............................................. 101
			20  Support....................................................................................... 105
			21  Aligning the crane............................................................................ 107
			22  Checking the safety measures.................................................................. 108
			23  Safety guidelines in case of external power supply............................................ 109
			24  Grounding..................................................................................... 109
			25  Working in the vicinity of transmitters....................................................... 111
			26  Crane operation in case of thunderstorms...................................................... 112
			27  Wind influences............................................................................... 113
			28  Lifting a load with two cranes................................................................ 119
			29  Working ranges of several cranes overlap...................................................... 121
			30  Hand signals for guidance..................................................................... 122
			31  Travel operation.............................................................................. 130
			32  Crane operation............................................................................... 132
			33  Lifting of personnel.......................................................................... 138
			34  Securing personnel on shut off crane.......................................................... 139
			35  Welding work on the load...................................................................... 141
		2.04.10 Ladders....................................................................................... 143
			1  Safety guidelines.............................................................................. 145
			2  Safety signs................................................................................... 145
			3  Ladder inspection.............................................................................. 150
			4  User guidelines................................................................................ 150
			5  Ladder access.................................................................................. 151
		2.05 Signs on the crane............................................................................... 161
			1  Signs.......................................................................................... 163
		2.05.10 Labeling of load lifting equipment............................................................ 201
			1  Identifications on the hook block or load hooks................................................ 203
			2  Identifications on single hook or double hook.................................................. 204
			3  Identifications on auxiliary weights........................................................... 205
		2.06 Antifall guards on the crane..................................................................... 207
			1  Safety guidelines.............................................................................. 209
			2  Transporting the ladder........................................................................ 210
			3  Ladder on telescopic boom...................................................................... 211
			4  Ladder on auxiliary boom....................................................................... 213
			5  Fall protection equipment on counterweight..................................................... 215
			6  Railing........................................................................................ 216
		2.07 Access to the crane.............................................................................. 219
			1  Ascent and descent on the crane chassis........................................................ 221
			2  Walking and stepping surfaces.................................................................. 225
		2.08 Working in low temperatures...................................................................... 227
			1  Auxiliary equipment............................................................................ 229
			2  Ambient temperatures below -20°C............................................................... 229
			3  Maintenance.................................................................................... 233
		2.25 Crane on floating device......................................................................... 235
			1  Non-destined use............................................................................... 237
			2  Destined use................................................................................... 237
			3  Floating device................................................................................ 237
			4  Operating conditions........................................................................... 237
			5  Crane transport on floating devices............................................................ 238
			6  Increased corrosion............................................................................ 239
	3 Crane chassis operation................................................................................. 241
		3.01 Operating and control instruments on the crane chassis........................................... 243
			1  Driver's cab................................................................................... 245
			2  Center console................................................................................. 248
			3  Keyboard....................................................................................... 250
			4  Display unit................................................................................... 259
			5  Vehicle frame.................................................................................. 268
		3.02 Before starting to travel........................................................................ 269
			1  Inspections.................................................................................... 271
			2  Before starting to drive....................................................................... 278
			3  Seatbelt....................................................................................... 281
			4  Trip recorder *................................................................................ 281
		3.03 Axle suspension system........................................................................... 283
			1  Crane vehicle axles suspended.................................................................. 285
			2  Crane vehicle axles blocked.................................................................... 289
			3  Level regulation............................................................................... 293
		3.04 Travel operation................................................................................. 311
			1  Travel conditions.............................................................................. 313
			2  Starting the engine............................................................................ 316
			3  Turning the engine off......................................................................... 317
			4  Travel speed................................................................................... 320
			5  Idling speed................................................................................... 320
			6  Parking brake.................................................................................. 323
			7  Service brake.................................................................................. 325
			8  Retarder....................................................................................... 325
			9  Automatic transmission......................................................................... 327
			10  Indicators.................................................................................... 335
			11  Tempomat...................................................................................... 343
			12  Temposet...................................................................................... 347
			13  Creeper gear.................................................................................. 350
			14  Differential locks............................................................................ 353
			15  Steering...................................................................................... 355
			16  Ending travel................................................................................. 362
		3.05 Crane at the job site............................................................................ 367
			1  Description.................................................................................... 369
			2  Controlling the axle suspension................................................................ 370
			3  Supporting the crane........................................................................... 372
			4  Installing the support plates.................................................................. 383
			5  Leaving the job site........................................................................... 386
		3.07 Towing the crane................................................................................. 389
			1  Safety notes for towing........................................................................ 391
			2  Defective engine............................................................................... 391
			3  Defective transmission......................................................................... 392
			4  Defective distributor gear..................................................................... 394
			5  Defective axle(s).............................................................................. 395
		3.80 Transport of crane and crane components.......................................................... 397
			1  Transporting the crane......................................................................... 399
	4 Operation of crane superstructure....................................................................... 407
		4.01 Operating and control instruments on the crane superstructure.................................... 409
			1  Operating and monitoring instruments........................................................... 411
			2  Operating elements LMB emergency operation..................................................... 417
			3  Operating elements on the control panels....................................................... 419
			4  Operating elements on the operating and control unit (BKE)..................................... 459
		4.02 LICCON computer system........................................................................... 467
			1  General........................................................................................ 468
			2  System start of the LICCON computer system..................................................... 470
			3  Operating elements of the LICCON computer system............................................... 471
			4  The set up program............................................................................. 473
			5  Crane operation program........................................................................ 481
			6  The Support force monitoring program *......................................................... 522
			7  The Telescoping program........................................................................ 526
			8  The Working range limitation program *......................................................... 535
			9  Speed reduction master switch.................................................................. 539
			10  Setting the operating mode of the slewing gear................................................ 543
			11  Sliding beam monitoring without shut off of crane movement *.................................. 544
			12  Sliding beam monitoring with shut off of crane movement *..................................... 546
			13  ECO mode *.................................................................................... 550
			14  Power-Save mode and Stand-by mode in the LICCON computer system............................... 555
		4.03 Crane start up and taking the crane out of service............................................... 559
			1  Inspections.................................................................................... 561
			2  Crane driver's seat............................................................................ 564
			3  Control helm................................................................................... 565
			4  Step........................................................................................... 567
			5  Crane cab...................................................................................... 568
			6  Hydraulic oil preheating *..................................................................... 571
			7  LICCON computer system......................................................................... 573
			8  Starting the engine............................................................................ 576
			9  Turning the engine off......................................................................... 578
			10  Indicator lights.............................................................................. 580
			11  Monitoring functions.......................................................................... 580
			12  Window wiper / window washer system........................................................... 582
			13  Engine regulation............................................................................. 584
			14  Hook block.................................................................................... 586
		4.04 Safety equipment................................................................................. 593
			1  General........................................................................................ 595
			2  Quick test Crane geometry...................................................................... 595
			3  Quick test Overload protection................................................................. 595
			4  LICCON computer system......................................................................... 595
			5  Safety devices on the crane.................................................................... 601
		4.05 Crane operation.................................................................................. 613
			1  Description.................................................................................... 615
			2  Safety guidelines.............................................................................. 615
			3  Prerequisites for crane operation.............................................................. 616
			4  Master switch.................................................................................. 616
			5  Pinning Crane superstructure................................................................... 621
			6  Master switch assignment....................................................................... 623
			7  Luffing........................................................................................ 623
			8  Lifting / lowering............................................................................. 625
			9  Turning........................................................................................ 629
			10  Telescoping................................................................................... 635
		4.06 Rope reeving..................................................................................... 647
			1  Wire ropes and rope end connections............................................................ 649
			2  Hoist rope lug *............................................................................... 650
			3  Moveable back pulley *......................................................................... 653
			4  Reeving in the hoist rope...................................................................... 654
			5  Hook block..................................................................................... 659
			6  Load hook...................................................................................... 662
			7  Two-part hoist limit switch weight............................................................. 665
			8  One-part hoist limit switch weight *........................................................... 667
			9  Wedge lock..................................................................................... 670
			10  Auxiliary pulley *............................................................................ 672
			11  Rope reeving.................................................................................. 673
		4.07 Counterweight.................................................................................... 675
			1  General........................................................................................ 677
			2  Assembly....................................................................................... 691
			3  Disassembly of the counterweight plates........................................................ 695
		4.08 Working with a load.............................................................................. 699
			1  Safety guidelines.............................................................................. 701
			2  Checks before starting to work with the crane.................................................. 702
			3  Crane movement - Telescoping................................................................... 703
			4  Taking on a load............................................................................... 705
			5  Crane operation................................................................................ 711
			6  Crane rope pretension.......................................................................... 713
		4.10 Driving from the crane operator's cab............................................................ 719
			1  General........................................................................................ 721
			2  Brakes......................................................................................... 729
			3  Travel operation............................................................................... 733
			4  Differential locks............................................................................. 747
			5  Steering....................................................................................... 753
		4.11 Crane operation "Freestanding"................................................................... 759
			1  General........................................................................................ 761
			2  Procedures before „freestanding crane operations“.............................................. 761
			3  Driving with loads............................................................................. 765
			4  Risk of toppling or overloading................................................................ 765
		4.12 Two hook operation............................................................................... 767
			1  Auxiliary boom................................................................................. 769
			2  Hook operation................................................................................. 773
			3  Two hook operation monitored / Two hook operation not monitored................................ 776
			4  Safety guidelines.............................................................................. 777
			5  Boom nose on telescopic boom................................................................... 779
			6  Auxiliary jib on telescopic boom............................................................... 780
			7  Folding jib.................................................................................... 781
			8  Strong lattice jib............................................................................. 783
			9  Fixed lattice jib.............................................................................. 784
			10  Boom nose on fixed lattice jib................................................................ 785
			11  Auxiliary jib on fixed lattice jib............................................................ 786
			12  Luffing lattice jib........................................................................... 788
			13  Boom nose on luffing lattice jib.............................................................. 789
			14  Auxiliary jib on luffing lattice jib.......................................................... 790
			15  Lifting a joint load.......................................................................... 792
		4.20 Procedure for shut off of crane movements........................................................ 795
			1  General........................................................................................ 797
			2  Instructions to resume the crane movement...................................................... 813
	5 Equipment............................................................................................... 853
		5.01 Safety technical notes for assembly and disassembly.............................................. 855
			1  Rope pulleys................................................................................... 857
			2  Ropes.......................................................................................... 857
			3  Control measures............................................................................... 858
			4  Relapse cylinder............................................................................... 860
			5  Pneumatic springs.............................................................................. 861
			6  Manual rope winches............................................................................ 861
			7  Weights........................................................................................ 861
			8  Guy rods....................................................................................... 862
			9  Auxiliary guying............................................................................... 862
			10  Bypassing the overload protection............................................................. 863
			11  Bypassing the hoist top shut off.............................................................. 865
			12  Pin connections............................................................................... 865
			13  Retaining elements............................................................................ 868
			14  Assembly / disassembly........................................................................ 876
			15  Erection / take down.......................................................................... 921
		5.02 Folding jib - TK................................................................................. 925
			1  General........................................................................................ 927
			2  Assembling the folding jib..................................................................... 933
			3  Reeving in the hoist rope...................................................................... 953
			4  Changing over mechanical folding jib from 0° to 20° or 40°..................................... 955
			5  Hydraulic connections.......................................................................... 969
			6  Electrical connections......................................................................... 971
			7  Erecting....................................................................................... 979
			8  Adjusting the folding jib angle hydraulically *................................................ 981
			9  Changing over the mechanical folding jib from 20° or 40° to 0°................................. 983
			10  Reeving the hoist rope out.................................................................... 995
			11  Disassembling the folding jib................................................................. 997
		5.09 Winch 2..........................................................................................1013
			1  General........................................................................................1015
			2  Assembling winch 2 without the auxiliary crane *...............................................1015
			3  Removing winch 2 without the auxiliary crane *.................................................1021
		5.10 Boom nose........................................................................................1025
			1  General........................................................................................1027
			2  Assembly.......................................................................................1027
			3  Disassembly....................................................................................1033
		5.12 Auxiliary boom...................................................................................1037
			1  General........................................................................................1039
			2  Assembling the auxiliary jib...................................................................1041
			3  Erecting.......................................................................................1059
			4  Disassembling the auxiliary jib................................................................1061
		5.14 Telescopic boom disassembly / assembly, luffing cylinder on the crane superstructure.............1073
			1  General........................................................................................1075
			2  Disassembly....................................................................................1077
			3  Assembly.......................................................................................1087
		5.19 Hook blocks......................................................................................1095
			1  Slack rope formation...........................................................................1097
			2  Divisible hook block *.........................................................................1098
			3  Hook block Version 1...........................................................................1103
			4  Hook block Version 2...........................................................................1109
		5.25 Telescopic boom extension........................................................................1115
			1  General........................................................................................1117
			2  Assembly.......................................................................................1119
			3  Establishing the electrical / hydraulic connections............................................1121
			4  Erection.......................................................................................1121
			5  Disassembly....................................................................................1123
		5.31 Bluetooth Terminal (BTT).........................................................................1127
			1  Technical safety instructions..................................................................1128
			2  Description of function........................................................................1130
			3  BTT operating elements.........................................................................1130
			4  BTT system start...............................................................................1132
			5  BTT: Button block..............................................................................1134
			6  BTT: EMERGENCY STOP switch.....................................................................1135
			7  Settings and status displays on the BTT........................................................1136
			8  Turning the BTT on / off / over................................................................1137
			9  Aligning the BTT with the crane................................................................1139
			10  BTT menu overview.............................................................................1141
			11  Driven distance and operating hours menu......................................................1146
			12  Menu Auxiliary heater Crane chassis *.........................................................1151
			13  Incline display in driverʼs cab menu..........................................................1152
			14  Crane chassis / crane superstructure engine operation menu....................................1154
			15  Support the crane / Support automatic menu....................................................1162
			16  Axle suspension * menu........................................................................1166
			17  Sliding the sliding beam / supporting the crane menu..........................................1171
			18  Crane superstructure assembly functions menu..................................................1175
			19  Test system menu..............................................................................1183
		5.70 Camera...........................................................................................1185
			1  Safety guidelines..............................................................................1187
			2  Installing the camera on the telescopic boom...................................................1187
			3  Installing the camera on the auxiliary boom....................................................1189
			4  Installing the cable drum on the telescopic boom...............................................1193
			5  Installing the cable drum on the auxiliary boom................................................1194
			6  Establishing the electrical connections........................................................1195
			7  Checking the electrical connections............................................................1205
			8  Disconnecting the electrical connections.......................................................1206
			9  Transporting the camera........................................................................1206
	6 Additional equipment....................................................................................1207
		6.01 Heater / engine preheating / Air conditioning system Driver’s cab................................1209
			1  Climate control systems........................................................................1211
			2  Safety guidelines..............................................................................1211
			3  Heater.........................................................................................1212
			4  Air conditioning system *......................................................................1216
			5  Auxiliary heater *.............................................................................1218
			6  Maintenance Heater.............................................................................1222
			7  Maintenance Auxiliary heater *.................................................................1223
		6.02 Heater / engine preheating / Air conditioning system Crane operator’s cab........................1225
			1  Climate control systems........................................................................1227
			2  Safety guidelines..............................................................................1227
			3  Climate control................................................................................1228
			4  Adjusting the air supply.......................................................................1233
			5  Air distribution...............................................................................1234
			6  Defrosting the window..........................................................................1236
			7  Climate control system *.......................................................................1237
			8  Auxiliary heater...............................................................................1238
			9  Maintenance Heater.............................................................................1250
			10  Maintenance Auxiliary heater..................................................................1251
		6.07 Emergency operation of support...................................................................1253
			1  Emergency operation of support.................................................................1255
		6.25 Emergency control................................................................................1259
			1  Emergency operation - crane control............................................................1261
			2  Preparing for emergency control................................................................1267
			3  Control of crane movements via master switches: Preselect crane movements for master switch....1279
			4  Carrying out crane movement....................................................................1287
			5  Completing emergency control...................................................................1315
		6.26 Variable support.................................................................................1319
			1  Safety guidelines..............................................................................1321
			2  Description....................................................................................1321
			3  Assembling / disassembling the auxiliary boom..................................................1321
			4  Set up program with variable support...........................................................1325
			5  Crane operation program with variable support..................................................1329
			6  Crane operation with variable support..........................................................1333
		6.26.05 Chart overview Assembly / disassembly on variable support.....................................1335
			1  Chart overview Support variation AV1...........................................................1337
			2  Chart overview Support variation AV2...........................................................1337
			3  Chart overview Support variation AV3...........................................................1337
		6.26.10 Charts Assembly / disassembly on variable support.............................................1339
	7 Service and maintenance.................................................................................1343
		7.01 Maintenance and service - General................................................................1345
			1  Technical safety instructions..................................................................1347
			2  Warranty and coverage..........................................................................1351
			3  Liebherr Service...............................................................................1352
			4  Taking an oil sample...........................................................................1352
			5  Cleaning.......................................................................................1353
			6  Disposal.......................................................................................1354
		7.02 Maintenance intervals - Crane chassis............................................................1355
			1  Maintenance and inspection schedule............................................................1357
		7.03 Maintanance intervals - Crane superstructure.....................................................1367
			1  Maintenance and inspection schedule............................................................1369
		7.03.50 Maintenance intervals - Crane boom............................................................1377
			1  Maintenance and inspection schedule............................................................1379
		7.04 Maintenance guidelines - Crane chassis...........................................................1385
			1  Diesel engine..................................................................................1387
			2  Driverʼs cab...................................................................................1389
			3  Cooling system.................................................................................1396
			4  Air filter system..............................................................................1398
			5  Fuel system....................................................................................1398
			6  Urea system *..................................................................................1404
			7  Exhaust system.................................................................................1406
			8  Transmission...................................................................................1406
			9  Travel drive...................................................................................1410
			10  Axles.........................................................................................1412
			11  Steering......................................................................................1416
			12  Support plates................................................................................1417
			13  Tires.........................................................................................1418
			14  Auxiliary heater *............................................................................1436
			15  Hydraulic system..............................................................................1437
			16  Hydraulic hose lines..........................................................................1442
			17  Compressed air and brake system...............................................................1443
			18  Electrical system.............................................................................1444
			19  Ladders.......................................................................................1448
		7.05 Maintenance guidelines - Crane superstructure....................................................1451
			1  Diesel engine..................................................................................1453
			2  Cooling system.................................................................................1455
			3  Fuel system....................................................................................1457
			4  Air filter system..............................................................................1464
			5  Urea system *..................................................................................1465
			6  Central lubrication system.....................................................................1467
			7  Slewing ring connection........................................................................1471
			8  Slewing gear...................................................................................1472
			9  Hoist gear(s)..................................................................................1474
			10  Auxiliary heater *............................................................................1476
			11  Counterweight.................................................................................1479
			12  Ventilation...................................................................................1479
			13  Hydraulic system..............................................................................1480
			14  Hydraulic hose lines..........................................................................1483
			15  Servicing the air dryer.......................................................................1484
			16  Electrical system.............................................................................1484
			17  Ladders.......................................................................................1485
		7.05.50 Maintenance guidelines - Crane boom...........................................................1487
			1  Telescopic boom................................................................................1489
			2  Rope pulleys and guide pulleys.................................................................1491
			3  Crane ropes....................................................................................1492
		7.06 Fill quantities, lubrication schedule............................................................1507
			1  Fill quantities................................................................................1509
			2  Lubrication schedule...........................................................................1510
		7.07 Service fluids and lubricants....................................................................1511
			1  Specified service fluids and lubricants for Liebherr cranes....................................1513
	8 Inspections of cranes...................................................................................1521
		8.01 Periodic crane inspections.......................................................................1523
			1  General information............................................................................1525
			2  Inspection of carrying crane structures, especially steel structures...........................1526
			3  Inspection of locking system of telescopic boom................................................1601
			4  Inspection of safety ropes and anchor points...................................................1603
			5  Inspection of load handling equipment and assembly aids........................................1605
			6  Inspection of fastening equipment..............................................................1606
			7  Inspection of diaphragm reservoir..............................................................1606
			8  Inspection of relapse cylinders................................................................1606
			9  Inspection of rope pulleys.....................................................................1607
			10  Inspection of carrier rollers.................................................................1607
			11  Inspection of extension conditions of sliding beams...........................................1609
			12  Inspection of the function of the overload protection.........................................1609
			13  Inspecting the pin connections................................................................1609
			14  Inspection of slewing ring connection.........................................................1609
			15  Inspection of the mounting of the load bearing equipment......................................1610
			16  Inspection of the tele extension with eccentric, illustration 1...............................1611
			17  Inspection of change over pulleys, illustration 2.............................................1612
			18  Inspection of the oil and fuel tanks..........................................................1612
		8.03 Inspection of winches............................................................................1613
			1  Inspecting the hoist and retracting winches....................................................1615
			2  Inspection of the auxiliary reeving winch, recovery winch and spare wheel winch................1616
			3  Monitoring the winches.........................................................................1617
		8.04 Inspection of crane wire ropes...................................................................1627
			1  Crane ropes....................................................................................1629
			2  Importance of inspection.......................................................................1629
			3  Personal protective equipment..................................................................1629
			4  Qualification Inspection personnel.............................................................1629
			5  Unscheduled inspection.........................................................................1629
			6  Intervals......................................................................................1630
			7  Areas..........................................................................................1630
			8  Documenting inspection results.................................................................1631
			9  Wire ropes and rope end connections............................................................1631
			10  Degree of severity............................................................................1633
			11  Abbreviations Rope diameter...................................................................1633
			12  Distortions and mechanical damage.............................................................1634
			13  Removal criteria Overview.....................................................................1634
			14  Checking for broken strands...................................................................1635
			15  Determining the number of broken wires........................................................1635
			16  Checking the rope end connection..............................................................1640
			17  Checking of rope diameter.....................................................................1640
			18  Corrosion.....................................................................................1643
			19  Corkscrew-like distortion.....................................................................1645
			20  Basket formation..............................................................................1646
			21  Protruding, distorted insert or strand........................................................1647
			22  Loop formation................................................................................1648
			23  Kinking or rope loops pulled closed...........................................................1649
			24  Buckles.......................................................................................1650
			25  Effects of heat, arcs.........................................................................1651
			26  Combined degree of severity...................................................................1651
			27  Flattenings...................................................................................1651
			28  Current checklist.............................................................................1654
		8.05 Inspection of load hooks.........................................................................1657
			1  Safety guidelines..............................................................................1659
			2  Inspection intervals...........................................................................1659
			3  Inspecting and monitoring the load hook........................................................1659
		8.06 Inspection of hydraulic hose lines...............................................................1663
			1  Safety guidelines..............................................................................1665
			2  Inspection intervals...........................................................................1665
			3  Checking the end of the service life...........................................................1665
			4  Inspecting the hydraulic hose lines for damage.................................................1666
			5  Inspecting the hydraulic hose lines for leaks..................................................1667
			6  Documenting the inspection.....................................................................1667
			7  Replacing hydraulic hose lines.................................................................1667
		8.07 Inspection of pneumatic brake system for disk brakes (system pressure: 8.5 bar)..................1669
			1  Safety guidelines..............................................................................1671
			2  Guidelines.....................................................................................1671
			3  Visual inspection..............................................................................1672
			4  Function test..................................................................................1673
			5  Performance test...............................................................................1673
			6  Checking the brake pads........................................................................1674
			7  Checking the brake discs.......................................................................1676
		8.17 Inspection of ladders............................................................................1679
			1  Safety guidelines..............................................................................1681
			2  Inspection intervals...........................................................................1681
			3  Inspecting ladders.............................................................................1681
			4  Inspection sheet and check list................................................................1681
		8.80 Weighing procedure for mobile cranes.............................................................1685
			1  Weighing error.................................................................................1687
			2  Symbol.........................................................................................1687
			3  Weighing the mobile crane......................................................................1687
		8.90 Inspection chart for cranes......................................................................1695
			1  Inspection chart for recurring inspections of Liebherr cranes..................................1697
	90 Attachment.............................................................................................1707
		90.01 Foreword to attachment..........................................................................1709
			1  Foreword.......................................................................................1711
		90.05 Update confirmation.............................................................................1713
			1  Change confirmation form.......................................................................1715
			2  Update confirmation............................................................................1715
			3  Customer information...........................................................................1716
	Index.....................................................................................................1717

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