Komatsu Backhoe-Loader WB93R-E0 Repair Service Manual
Complete service repair manual with Electrical Wiring Diagrams for Komatsu Backhoe-Loader WB93R-5E0, with all the technical information to maintain, diagnose, repair, and rebuild like professional mechanics.
Komatsu Backhoe-Loader WB93R-5E0 workshop service repair manual includes:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.
WEBM008100 - Backhoe-Loader WB93R-5E0 Shop Manual.pdf
WEBM008101 - Backhoe-Loader WB93R-5E0 Shop Manual.pdf
WEBM008102 - Backhoe-Loader WB93R-5E0 Shop Manual.pdf
WENBM00111 - Backhoe-Loader WB93R-5E0 Shop Manual.pdf
WENAM00101 - Backhoe-Loader WB93R-5E0 Operation & Maintenance Manual.pdf
WENAM00102 - Backhoe-Loader WB93R-5E0 Operation & Maintenance Manual.pdf
WENAM00120 - Backhoe-Loader WB93R-5E0 Operation & Maintenance Manual.pdf
WETT001308 - Backhoe-Loader WB91R-5EO, WB93R-5EO, WB97R-5EO, WB93S-5EO, WB97S-5EO Basic Technical Training.pdf
WPAM011408 - Conjunto Industrial WB93R-5E0 Manual de Operação e Manutenção.pdf
WEAM008700 - Backhoe-Loader WB93R-5E0 Operation & Maintenance Manual.pdf
WEAM011407 - Backhoe-Loader WB93R-5E0 Operation & Maintenance Manual.pdf
WEAM011408 - Backhoe-Loader WB93R-5E0 Operation & Maintenance Manual.pdf
PRODUCT DETAILS:
Total Pages: 4,533 pages
File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)
Language: English
TABLE OF CONTENTS
WEAM008700 - Backhoe-Loader WB93R-5E0 Operation & Maintenance Manual..1
WEAM011407 - Backhoe-Loader WB93R-5E0 Operation & Maintenance Manual..299
1.1 FOREWORD..301
1.2 INFORMATION ON SAFETY..302
1.2.1 POSITION OF THE NOISE PLATES ON MACHINES WITH CAB..305
1.2.2 VIBRATIONS TO WHICH THE OPERATOR IS SUBJECTED..306
1.2.3 GUIDE WHEN WORKING IN AREAS WHERE AIR POLLUTION..307
1.3 INTRODUCTION..308
1.3.1 INTENDED USES..308
1.3.2 DEMOLITION WORK..308
1.3.3 IMPROPER OR UNAUTHORIZED USE..309
1.3.4 MAIN CHARACTERISTICS..310
1.3.5 RUNNING-IN..310
1.3.6 POSITIONS AND DIRECTIONS OF THE MACHINE..311
1.3.6.1 WHEN OPERATING THE LOADER OR TRAVELLING..311
1.3.6.2 WHEN OPERATING THE BACKHOE..312
1.4 PRODUCT IDENTIFICATION..313
1.4.1 MACHINE IDENTIFICATION NUMBER (PIN)..313
1.4.2 MACHINE IDENTIFICATION PLATE AND PRODUCT IDENTIFICATION NUMBER (PIN)..313
1.4.2.1 MACHINE SERIAL NUMBER PLATE (according directive 2006/42/EC)..314
1.4.3 ENGINE SERIAL NUMBER AND EXHAUST GAS EMISSION PLATE..315
1.4.4 FRONT AXLE SERIAL NUMBER..315
1.4.5 REAR AXLE SERIAL NUMBER..316
1.4.6 TRANSMISSION SERIAL NUMBER..316
1.4.7 CAB SERIAL NUMBER..316
1.4.8 TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR..317
1.4.9 DECLARATION OF CONFORMITY (for machines placed on the market as from 29 December 2009)..317
1.5 KOMTRAX SYSTEM..318
1.5.1 GENERAL PRECAUTIONS..318
TABLE OF CONTENTS..321
2.1 SAFETY, NOISE AND VIBRATION PLATES..332
2.1.1 POSITION OF THE SAFETY PLATES..332
2.1.2 PICTOGRAMS AND RELEVANT MEANINGS..334
2.2 GENERAL PRECAUTIONS..348
2.2.1 GENERAL SAFETY RULES..348
2.2.2 SAFETY DEVICES AND GUARDS..348
2.2.3 CLOTHING AND PERSONAL PROTECTION ITEMS..348
2.2.4 UNAUTHORIZED MODIFICATIONS..349
2.2.5 LEAVING THE OPERATOR’S SEAT..349
2.2.6 GETTING ON AND OFF THE MACHINE..350
2.2.7 CHECKING THE REAR-VIEW MIRRORS..350
2.2.8 PREVENTING FIRES DUE TO FUEL AND OIL..351
2.2.9 LIFTING OF PERSONNEL PROHIBITED..351
2.2.10 PREVENTING BURNS..351
2.2.11 ASBESTOS DUST HAZARD PREVENTION..352
2.2.12 PREVENTING DAMAGE CAUSED BY THE WORK EQUIPMENT..352
2.2.13 DETERGENT FOR THE WINDOWS..352
2.2.14 FIRE EXTINGUISHERS AND FIRST AID KIT..353
2.2.15 FALLING OBJECTS, FLYING OBJECTS AND INTRUDING OBJECTS PREVENTION..353
2.2.16 CAUTIONS RELATED TO ROPS..354
2.2.17 PRECAUTIONS CONCERNING THE EQUIPMENT..354
2.3 PRECAUTIONS TO BE TAKEN BEFORE STARTING THE ENGINE..355
2.3.1 SAFETY ON THE WORK SITE..355
2.3.2 FIRE PREVENTION..355
2.3.3 PRECAUTIONS TO BE TAKEN FOR THE OPERATOR'S CAB..355
2.3.4 ROOM VENTILATION..356
2.3.5 CLEANING WINDOWS, MIRRORS AND LIGHTS - CHECKING THE WINDSHIELD WIPER BLADES AND THE BULBS..356
2.4 PRECAUTIONS TO BE TAKEN DURING WORK..357
2.4.1 WHEN STARTING THE ENGINE..357
2.4.2 RULES FOR TRAVELLING ON ROADS..357
2.4.3 REGULATIONS FOR ROAD TRANSFER (TUV approval)..358
2.4.4 HAND SIGNALS..360
2.4.5 CHECKS FOR TRAVELLING IN REVERSE..365
2.4.6 MOVING THE MACHINE..365
2.4.7 WORKING ON SLOPES..366
2.4.8 PROHIBITED OPERATIONS..366
2.4.9 PREVENTING ELECTROCUTION..367
2.4.10 VISIBILITY..368
2.4.11 WORKING ON ICY OR SNOW-COVERED SURFACES..368
2.4.12 PREVENTING DAMAGE CAUSED BY THE WORK EQUIPMENT..368
2.4.13 WORKING ON LOOSE GROUND..368
2.4.14 PARKING THE MACHINE..369
2.5 TRANSPORTING THE MACHINE ON OTHER VEHICLES..370
2.5.1 LOADING AND UNLOADING THE MACHINE..370
2.5.2 TRANSPORT..370
2.6 BATTERY..371
2.6.1 PREVENTING RISKS THAT MAY BE DUE TO THE BATTERY..371
2.6.2 STARTING WITH BOOSTER CABLES..372
2.7 PRECAUTIONS FOR EMERGENCY RECOVERY..373
2.8 LIFTING OBJECTS WITH LIFTING DEVICE (OPTIONAL EQUIPMENT)..374
2.8.1 SAFETY RULES FOR LIFTING OBJECTS..374
2.9 PRECAUTIONS TO BE TAKEN DURING MAINTENANCE..377
2.9.1 WARNING PLATES..377
2.9.2 TOOLS..377
2.9.3 PERSONNEL..378
2.9.4 EQUIPMENT..378
2.9.5 WORKING UNDER THE MACHINE..378
2.9.6 STABILITY..378
2.9.7 REPAIR WELDS..378
2.9.8 KEEPING THE MACHINE CLEAN..379
2.9.9 USE OF THE ENGINE DURING MAINTENANCE..379
2.9.10 PERIODICAL CHANGE OF THE SAFETY RELATED PARTS..379
2.9.11 STOP THE ENGINE BEFORE CARRYING OUT ANY MAINTENANCE OPERATION OR INSPECTION..380
2.9.12 BATTERY MAIN SWITCH PRECAUTIONS..381
2.9.13 RULES TO BE FOLLOWED DURING FUEL OR OIL TOPPING UP..381
2.9.14 CHECKING THE COOLANT LEVEL IN THE RADIATOR..381
2.9.15 USING LAMPS..382
2.9.16 PRECAUTIONS FOR BATTERY AND ALTERNATOR HANDLING..382
2.9.17 PRECAUTIONS CONCERNING THE STARTER..382
2.9.18 HANDLING HIGH-PRESSURE PIPES..383
2.9.19 PRECAUTIONS TO BE TAKEN WHEN WORKING ON HIGH- PRESSURE SYSTEMS..383
2.9.20 PRECAUTIONS FOR MAINTENANCE WORK INVOLVING HIGH TEMPERATURES AND PRESSURES..383
2.9.21 HYDRAULIC ACCUMULATOR..384
2.9.22 COOLING FAN AND FAN BELT..384
2.9.23 CHEMICAL HAZARD..384
2.9.24 WASTE MATERIALS..385
2.9.25 SERVICING THE AIR CONDITIONER..385
2.9.26 PRECAUTIONS CONCERNING TECHNOPOLYMERS AND ELASTOMERS..385
2.9.27 PRECAUTIONS TO BE TAKEN WHEN INFLATING THE TYRES..386
2.9.28 PRECAUTIONS FOR THE INSTALLATION OF THE EXHAUST SYSTEM TAILPIPE..386
2.9.29 PRECAUTIONS TO BE TAKEN WHEN USING SYNTHETIC BIODEGRADABLE OIL TYPE «HEES»..386
2.9.30 FINAL DISPOSAL OF THE MACHINE..386
3.1 SAFETY LOCKS..388
3.1.1 FRONT LOADER LOCKS..388
3.1.2 BACKHOE LOCKS..390
3.2 GENERAL VIEW OF MACHINE..392
3.2.1 FRONT VIEW OF MACHINE..392
3.2.2 REAR VIEW OF MACHINE..393
3.2.3 CAB INSIDE GENERAL VIEW..394
3.2.3.1 CAB INSIDE GENERAL VIEW (mechanical backhoe controls)..394
3.2.3.2 CAB INSIDE GENERAL VIEW (backhoe servo controls)..395
3.3 INSTRUMENTS AND CONTROLS..396
3.3.1 FRONT INSTRUMENTS..396
3.3.2 SIDE INSTRUMENTS..400
3.3.3 PUSH BUTTONS ON THE FRONT LOADER CONTROL LEVER..410
3.3.4 PUSH BUTTON ON THE GEARSHIFT LEVER..411
3.3.5 CAB SWITCHES AND ELECTRIC ACCESSORIES..412
3.3.6 MACHINE CONTROLS..416
3.3.6.1 MACHINE CONTROLS (version with mechanically-controlled backhoe)..416
3.3.6.2 MACHINE CONTROLS (version with servo-assisted backhoe)..419
3.3.6.3 ADJUSTING THE CONTROLS..440
3.4 FUSES AND RELAYS..443
3.4.1 CENTRAL UNIT FUSES – RELAYS AND ENGINE LINE..443
3.4.1.1 FUSES..443
3.4.1.2 RELAYS..445
3.4.2 VENTILATION, HEATING AND AIR CONDITIONING FUSES AND RELAYS..446
3.4.2.1 FUSES..446
3.4.2.2 RELAYS..446
3.5 GUARDS, CAB AND DRIVER’S SEAT..447
3.5.1 ENGINE HOOD..447
3.5.2 CAB..448
3.5.3 VENTILATION AND HEATING..451
3.5.4 AIR CONDITIONER (if installed)..452
3.5.5 SEAT..454
3.5.5.1 SEAT (Standard mod. CAB SEATING)..454
3.5.6 SEAT (OPTIONAL)..456
3.5.6.1 PNEUMATIC SUSPENSION SEAT (optional mod. CAB SEATING)..457
3.5.6.2 SEAT (Standard mod. SEARS SEATING)..458
3.5.6.3 PNEUMATIC SUSPENSION SEAT (optional mod. SEARS SEATING)..459
3.5.7 SAFETY BELT..460
3.5.7.1 STANDARD SAFETY BELTS..460
3.5.7.2 SAFETY BELTS WITH WINDER..460
3.5.8 FIRE EXTINGUISHER..460
3.5.9 FIRST AID KIT..460
3.5.10 TECHNICAL DOCUMENTATION..461
3.5.11 STORAGE COMPARTMENT..461
3.5.12 REFUELLING PUMP (If installed)..462
3.6 USE OF THE MACHINE..464
3.6.1 CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE..464
3.6.1.1 VISUAL CHECKS..464
3.6.1.2 OPERATIONAL CHECKS..465
3.6.2 STARTING THE ENGINE..466
3.6.2.1 STARTING WITH WARM ENGINE OR IN TEMPERATE CLIMATES..466
3.6.2.2 STARTING WITH COLD ENGINE OR IN COLD CLIMATES..467
3.6.3 WARMING THE ENGINE..468
3.6.4 HEATING THE HYDRAULIC OIL..468
3.6.5 HOW TO MOVE THE MACHINE..469
3.6.5.1 DIFFERENTIAL LOCKING..470
3.6.5.2 ENGAGING THE FOUR-WHEEL DRIVE..470
3.6.5.3 WORKING ON SLOPES..471
3.6.5.4 MAXIMUM IMMERSION DEPTH..472
3.7 PARKING THE MACHINE..473
3.7.1 PARKING ON LEVEL GROUND..473
3.7.2 PARKING ON SLOPES..474
3.8 STOPPING THE ENGINE..475
3.9 TRANSPORTING THE MACHINE ON OTHER VEHICLES..476
3.9.1 LOADING AND UNLOADING THE MACHINE..476
3.9.2 TRANSPORT..477
3.9.3 LIFTING THE MACHINE..478
3.10 PRECAUTIONS TO BE TAKEN IN THE COLD SEASON..479
3.10.1 FUEL AND LUBRICANTS..479
3.10.2 COOLANT..479
3.10.3 BATTERY..480
3.10.4 OTHER PRECAUTIONS..480
3.10.5 PRECAUTIONS TO BE TAKEN AT THE END OF WORK..480
3.11 PRECAUTIONS TO BE TAKEN AT THE END OF THE WINTER..481
3.12 USING THE MACHINE AS A LOADER..482
3.12.1 BUCKET POSITION INDICATOR..482
3.12.2 ORGANIZING THE WORK AREA..482
3.12.2.1 LOADING HEAPED AND LEVEL MATERIAL..483
3.12.2.2 LOADING OPERATIONS ON SLOPES..484
3.12.3 CHANGING THE STANDARD FRONT BUCKET..484
3.13 USING THE MACHINE AS AN EXCAVATOR..485
3.13.1 POSITIONING THE BUCKET ACCORDING TO THE WORK THAT MUST BE CARRIED OUT..485
3.13.2 POSITIONING THE MACHINE FOR DIGGING OPERATIONS..486
3.13.3 SLIDING THE BACKHOE UNIT SIDEWARDS..487
3.13.4 DIGGING METHOD..488
3.13.5 LIFTING LOADS WITH EQUIPMENT..489
3.13.5.1 LIFTING CAPACITIES..490
3.13.5.2 LIFTING CAPACITIES..491
3.13.5.3 CHANGING THE BACKHOE BUCKET..492
3.14 LONG PERIODS OF INACTIVITY..493
3.14.1 PREPARING THE MACHINE FOR A LONG PERIOD OF INACTIVITY..493
3.14.2 PREPARING THE ENGINE FOR A LONG PERIOD OF INACTIVITY..495
3.14.3 MAINTENANCE DURING A PERIOD OF INACTIVITY..495
3.14.4 RESTARTING THE ENGINE..496
3.14.5 AFTER THE PERIOD OF INACTIVITY..496
3.14.6 AMBIENT TEMPERATURE RANGE FOR OPERATION AND LONG TERM STORAGE..496
3.15 TROUBLESHOOTING..497
3.15.1 HOW TO REMOVE THE MACHINE..497
3.15.2 AFTER THE FUEL HAS RUN OUT..497
3.15.3 IF THE BATTERY IS DOWN..498
3.15.3.1 STARTING WITH BOOSTER CABLES..499
3.15.4 OTHER TROUBLES..501
3.15.4.1 ELECTRICAL CIRCUIT..501
3.15.4.2 HYDRAULIC SYSTEM..501
3.15.4.3 BRAKING SYSTEM..502
3.15.4.4 CONVERTER..502
3.15.4.5 ENGINE..502
4.1 GUIDE TO MAINTENANCE..506
4.2 MAINTENANCE NOTES..508
4.2.1 NOTES REGARDING THE ENGINE..508
4.2.1.1 ENGINE OIL..508
4.2.1.2 COOLANT..508
4.2.1.3 FUEL..509
4.2.2 NOTES REGARDING THE HYDRAULIC SYSTEM..509
4.2.3 NOTES REGARDING THE ELECTRIC SYSTEM..510
4.2.4 NOTES REGARDING LUBRICATION..510
4.2.5 PARTS SUBJECT TO WEAR THAT PERIODICALLY NEED CHANGING..511
4.3 FUEL AND LUBRICANTS..512
4.3.1 HOMOLOGATED SYNTHETIC BIODEGRADABLE LUBRICANTS “HEES”..514
4.4 DRIVING TORQUES..515
4.4.1 STANDARD DRIVING TORQUES FOR SCREWS AND NUTS..515
4.4.2 SPECIFIC DRIVING TORQUES FOR SCREWS AND NUTS..516
4.4.3 STANDARD DRIVING TORQUES FOR HOSES WITH ORFS..516
4.5 LUBRICATION..517
4.5.1 LUBRICATION DIAGRAM..517
4.5.2 LUBRICATION DIAGRAM (4in1 bucket and pallet forks)..518
4.5.3 LUBRICATION DIAGRAM (front bucket quick couplings)..519
4.5.4 LUBRICATION DIAGRAM (offset device)..520
4.5.5 LUBRICATION CHART (For hydraulically-controlled sliding plate)..521
4.5.6 LUBRICATION DIAGRAM (for telescopic boom)..522
4.6 PERIODICAL CHANGE OF THE SAFETY RELATED COMPONENTS..523
4.6.1 SAFETY RELATED PARTS..524
4.6.1.1 FUEL SYSTEM..524
4.6.1.2 DELIVERY HYDRAULIC SYSTEM..525
4.6.1.3 FRONT LOADER HYDRAULIC SYSTEM..526
4.6.1.4 BACKHOE HYDRALIC SYSTEM..527
4.6.1.5 OPERATOR’S SAFETY..528
4.7 MAINTENANCE PLAN..529
4.8 MAINTENANCE PROCEDURES..531
4.8.1 WHEN REQUIRED..531
4.8.1.a CHECKING, CLEANING OR CHANGING THE ENGINE AIR FILTERS..531
4.8.1.b CHECKING AND CLEANING THE CAB AIR FILTER..532
4.8.1.c CHECKING AND CLEANING THE AIR RECIRCULATION FILTER (only for machines with air conditioner)..533
4.8.1.d CHECKING THE DETERGENT LEVEL IN THE WINDSHIELD WASHER RESERVOIR AND TOPPING UP..533
4.8.1.e CHECKING THE WINDSHIELD WIPER BLADES..534
4.8.1.f LUBRICATING THE CAB DOOR HINGES..534
4.8.1.g FUSES AND RELAYS – CHECK AND CHANGE..534
4.8.1.h BLEEDING THE BRAKING CIRCUIT..535
4.8.1.i CHECKING AND ADJUSTING THE FRONT WHEEL TOE-IN..536
4.8.1.j CHECKING THE BRAKING EFFICIENCY..536
4.8.1.k CHECKING AND ADJUSTING THE PARKING BRAKE..537
4.8.1.l CHECKING AND ADJUSTING THE BRAKE PEDAL STROKE..538
4.8.1.m ADJUSTING THE AUTOMATIC RETURN- TO-DIG DEVICE OF THE FRONT BUCKET (if installed)..538
4.8.1.n CHECKING AND ADJUSTING THE STABILIZER SLACK..539
4.8.1.o 1st STAGE DECANTER DRAINAGE..540
4.8.2 MAINTENANCE INTERVALS IN CASE OF USE OF THE HYDRAULIC BREAKER..541
4.8.2.a CHANGING THE HYDRAULIC OIL FILTER..541
4.8.2.b CHANGING THE HYDRAULIC OIL..541
4.8.3 CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE..542
4.8.3.a VARIOUS CHECKS..542
4.8.3.b CHECKING THE COOLANT LEVEL..542
4.8.3.c CHECKING THE FUEL LEVEL..543
4.8.3.d CHECKING THE ENGINE OIL LEVEL..543
4.8.4 MAINTENANCE EVERY 10 HOURS OF OPERATION..544
4.8.4.a LUBRICATING THE JOINTS..544
4.8.5 MAINTENANCE AFTER THE FIRST 50 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil type HEES is used)..546
4.8.6 MAINTENANCE EVERY 50 HOURS OF OPERATION..546
4.8.6.a CHECKING THE HYDRAULIC OIL LEVEL..546
4.8.6.b CHECKING THE FLUID LEVEL IN THE RADIATOR..547
4.8.6.c CHECKING THE BRAKING SYSTEM OIL LEVEL..547
4.8.6.d LUBRICATING THE PROPELLER SHAFTS..548
4.8.6.e LUBRICATING THE FRONT AXLE JOINTS AND CENTRAL COUPLING..549
4.8.6.f CHECKING THE TYRE PRESSURE..549
4.8.6.g 2nd STAGE DECANTER DRAINAGE..550
4.8.7 MAINTENANCE AFTER THE FIRST 250 HOURS OF OPERATION..551
4.8.8 MAINTENANCE EVERY 250 HOURS OF OPERATION..551
4.8.8.a CHECKING THE ALTERNATOR-FAN BELT..551
4.8.8.b CHECKING AND ADJUSTING THE A/C COMPRESSOR BELT TENSION (only for machines with air conditioner)..552
4.8.8.c CHECKING THE BATTERY ELECTROLYTE LEVELAND TOPPING UP..553
4.8.8.d CHECKING THE FRONT AXLE OIL LEVELS..554
4.8.8.e CHECKING THE REAR AXLE OIL LEVEL..554
4.8.8.f CHECKING THE HYDRAULIC TRANSMISSION OIL LEVEL..555
4.8.8.g CHECKING THE WHEEL NUT DRIVING TORQUE..555
4.8.9 MAINTENANCE AFTER THE FIRST 500 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil type HEES is used)..556
4.8.10 MAINTENANCE EVERY 500 HOURS OF OPERATION..556
4.8.10.a CHANGING THE ENGINE OIL..556
4.8.10.b CHANGING THE ENGINE OIL FILTER..557
4.8.10.c CHANGING THE HYDRAULIC SYSTEM OIL FILTER..557
4.8.10.d CHANGING THE FUEL FILTERS..560
4.8.10.e DRAINING THE FUEL TANK..562
4.8.10.f DRAINING THE HYDRAULIC OIL TANK (only for machines in which synthetic biodegradable oil type HEES is used )..563
4.8.10.g CLEANING THE OUTSIDE OF THE RADIATOR..564
4.8.10.h CLEANING THE OUTSIDE OF THE A/C CONDENSER (only for machines with air conditioner)..565
4.8.11 MAINTENANCE EVERY 1000 HOURS OF OPERATION..566
4.8.11.a CHANGING THE FRONT AXLE OIL..566
4.8.11.b CHANGING THE REAR AXLE OIL..567
4.8.11.c CHANGING THE HYDRAULIC TRANSMISSION OIL..568
4.8.11.d CHANGING THE HYDRAULIC TRANSMISSION OIL FILTER..569
4.8.12 MAINTENANCE EVERY 2000 HOURS OF OPERATION..570
4.8.12.a CHANGING THE HYDRAULIC OIL AND CLEANING THE INTAKE FILTER..570
4.8.12.b CLEANING OF THE COOLING SYSTEM AND CHANGING THE COOLANT..572
4.8.12.c CHANGING THE BRAKING SYSTEM OIL..574
4.8.12.d CHECKING THE ALTERNATOR AND THE STARTER..575
4.8.12.e CHANGING THE ALTERNATOR BELT..575
4.8.12.f CHECKING THE A/C COOLING GAS QUANTITY (only for machines with air conditioner)..575
4.8.13 MAINTENANCE EVERY 3000 HOURS OF OPERATION..576
4.8.13.a CHECKING THE ENGINE RETAINING SCREWS AND DAMPING ELEMENTS..576
4.8.13.b CHECKING AND ADJUSTING THE ENGINE VALVE CLEARANCE AND THE INJECTION TIMING ADVANCE..576
4.8.14 MAINTENANCE EVERY 4000 HOURS OF OPERATION..577
4.8.14.a CHANGING THE A/C DEWATERING FILTER (Only for machines with air conditioner)..577
4.8.14.b CHECKING THE OPERATING CONDITIONS OF THE A/C COMPRESSOR (Only for machines with air conditioner)..577
4.8.14.c CHANGING THE ENGINE THERMOSTATIC VALVE..577
4.9 END OF SERVICE LIFE..578
5.1 TECHNICAL SPECIFICATIONS..580
5.1.1 STANDARD OVERALL DIMENSIONS..580
5.1.1.1 OVERALL DIMENSIONS WITH STANDARD ARM..580
5.1.1.2 OVERALL DIMENSIONS WITH TELESCOPIC ARM..581
5.1.2 TECHNICAL CHARACTERISTICS..582
5.1.3 WORKING RANGES..583
5.1.3.1 WORKING RANGE LOADER AND BACKHOE..583
5.1.4 LIFTING CAPACITIES..585
5.1.4.1 LIFTING CAPACITIES (STANDARD BOOM)..586
5.1.4.2 LIFTING CAPACITIES (BOOM WITH OFFSET DEVICE)..586
6.1 AUTHORIZED OPTIONAL EQUIPMENT..588
6.1.1 PRECAUTIONS REGARDING SAFETY..588
6.1.2 PRECAUTIONS REGARDING THE INSTALLATION OF EQUIPMENT..589
6.2 SPECIFICATIONS..590
6.2.1 ARM-PIN INFORMATION..590
6.3 ATTACHMENT GUIDE..591
6.3.1 COMBINATIONS OF WORK EQUIPMENT..591
6.3.2 ATTACHMENT CONFIGURATION..591
6.4 FRONT EQUIPMENT QUICK COUPLING DEVICES..594
6.4.1 MANUAL QUICK COUPLING..594
6.4.2 HYDRAULIC QUICK COUPLING FOR STANDARD BUCKET..596
6.4.2.1 COUPLING..596
6.4.2.2 RELEASE..597
6.4.3 HYDRAULIC QUICK COUPLING FOR 4in1 BUCKET AND OPTIONAL EQUIPMENT..598
6.5 PALLET FORKS..599
6.5.1 LIFTING CAPACITIES (PALLET FORKS)..599
6.5.2 DESCRIPTION..600
6.5.3 USING THE FORKS..600
6.5.4 MAINTENANCE..600
6.6 4in1 BUCKET..601
6.6.1 DESCRIPTION AND CONTROLS..601
6.6.2 SAFETY DEVICES..601
6.6.3 INSTALLING THE 4in1 BUCKET..602
6.6.4 USING THE 4in1 BUCKET..603
6.6.5 MAINTENANCE..603
6.7 FORKS FOR PALLET ON BUCKET 4 IN 1..604
6.7.1 DESCRIPTION..604
6.7.2 LIFTING CAPACITY (FORKS FOR ON BUCKET 4 IN 1)..605
6.7.3 USING THE FORKS..605
6.7.3.1 PREPARING THE PALLET FORKS FOR USE..606
6.7.3.2 OVERTURNING THE FORKS..606
6.7.4 REMOVING THE FORKS..608
6.7.5 INSTALLING THE FORKS..608
6.7.6 MAINTENANCE..608
6.7.7 INSTALLING THE 4in1 BUCKET..609
6.8 BACKHOE TELESCOPIC ARM..610
6.8.1 DESCRIPTION AND CONTROL..610
6.8.1.1 CONTROL (version with mechanically- controlled backhoe)..610
6.8.1.2 CONTROL (version with servo-assisted backhoe)..610
6.8.2 SAFETY DEVICES..611
6.8.3 USING THE TELESCOPIC ARM..611
6.8.4 MAINTENANCE..612
6.8.4.1 ADJUSTING THE GUIDE SLACK..612
6.9 CONFIGURATION FOR THE INSTALLATION OF THE HYDRAULIC BREAKER..614
6.9.1 DESCRIPTION AND CONTROL..614
6.9.1.1 CONTROL (version with mechanically- controlled backhoe)..614
6.9.1.2 CONTROL (version with servo-assisted backhoe)..614
6.9.2 USE OF THE HYDRAULIC BREAKER AND RULES TO BE OBSERVED..615
6.9.2.1 HYDRAULIC BREAKER..615
6.9.3 INSTALLING AND REMOVING THE HYDRAULIC BREAKER..620
6.9.3.1 INSTALLING THE HAMMER..620
6.9.3.2 REMOVING THE HAMMER..622
6.9.4 USING THE HAMMER..622
6.9.5 MAINTENANCE..622
6.10 APPLICATION OF THE OFFSET DEVICE..623
6.10.1 DESCRIPTION AND CONTROL..623
6.10.1.1 CONTROL (version with mechanically- controlled backhoe)..623
6.10.1.2 CONTROL (version with servo-assisted backhoe)..624
6.10.2 MAINTENANCE..624
6.11 CONFIGURATION FOR THE USE OF OPTIONAL EQUIPMENT WITH UNIDIRECTIONAL OIL FLOW..625
6.11.1 DESCRIPTION AND CONTROL..625
6.11.1.1 CONTROL (version with mechanically- controlled backhoe)..625
6.11.1.2 CONTROL (version with servo-assisted backhoe)..625
6.11.2 INSTALLING AND CONNECTING THE EQUIPMENT..626
6.11.3 MAINTENANCE..626
6.12 CONFIGURATION FOR THE USE OF THE CLAMSHELL BUCKET..627
6.12.1 DESCRIPTION AND CONTROL..627
6.12.1.1 CONTROL (version with mechanically-controlled backhoe)..627
6.12.1.2 CONTROL (version with servo-assisted backhoe)..628
6.12.2 INSTALLING THE CLAMSHELL BUCKET..629
6.12.3 USING THE CLAMSHELL BUCKET..630
6.12.4 MAINTENANCE..630
6.13 TELESCOPIC BOOM WITH PRE-INSTALLATION FOR HYDRAULIC BREAKER AND OPTIONAL TOOLS..631
6.14 CONFIGURATION FOR THE USE OF THE HAND HYDRAULIC HAMMER..638
6.14.1 DESCRIPTION AND CONTROL..638
6.14.2 INSTALLING AND REMOVING THE HAND HAMMER..639
6.14.2.1 CONNECTING THE HAND HAMMER..639
6.14.2.2 REMOVING THE CONNECTIONS..640
6.14.3 USING THE HAMMER..640
6.14.4 MAINTENANCE..640
6.15 LOAD STABILIZER SYSTEM (LSS) (Optional)..641
6.15.1 LOAD STABILIZER SYSTEM (LSS) ACCUMULATOR..641
6.16 REAR EQUIPMENT MECHANICAL QUICK COUPLING DEVICE..642
6.16.1 EQUIPMENT COUPLING AND RELEASE PROCEDURE..643
6.16.1.1 COUPLING PROCEDURE..643
6.16.1.2 RELEASE PROCEDURE..645
6.16.2 MAINTENANCE..646
6.16.3 MAINTENANCE PLAN..646
6.16.3.1 DAILY..646
6.16.3.2 WEEKLY (AT LEAST ONCE PER WEEK)..646
6.16.3.3 TROUBLESHOOTING..646
6.17 HYDRAULICALLY-CONTROLLED SLIDING PLATE FOR BACKHOE..647
WEAM011408 - Backhoe-Loader WB93R-5E0 Operation & Maintenance Manual..651
1.1 FOREWORD..653
1.2 INFORMATION ON SAFETY..654
1.2.1 POSITION OF THE NOISE PLATES ON MACHINES WITH CAB..657
1.2.2 VIBRATIONS TO WHICH THE OPERATOR IS SUBJECTED..658
1.2.3 GUIDE WHEN WORKING IN AREAS WHERE AIR POLLUTION..659
1.3 INTRODUCTION..660
1.3.1 INTENDED USES..660
1.3.2 DEMOLITION WORK..660
1.3.3 IMPROPER OR UNAUTHORIZED USE..661
1.3.4 MAIN CHARACTERISTICS..662
1.3.5 RUNNING-IN..662
1.3.6 POSITIONS AND DIRECTIONS OF THE MACHINE..663
1.3.6.1 WHEN OPERATING THE LOADER OR TRAVELLING..663
1.3.6.2 WHEN OPERATING THE BACKHOE..664
1.4 PRODUCT IDENTIFICATION..665
1.4.1 MACHINE IDENTIFICATION NUMBER (PIN)..665
1.4.2 MACHINE IDENTIFICATION PLATE AND PRODUCT IDENTIFICATION NUMBER (PIN)..665
1.4.2.1 MACHINE SERIAL NUMBER PLATE (according directive 2006/42/EC)..666
1.4.3 ENGINE SERIAL NUMBER AND EXHAUST GAS EMISSION PLATE..667
1.4.4 FRONT AXLE SERIAL NUMBER..667
1.4.5 REAR AXLE SERIAL NUMBER..668
1.4.6 TRANSMISSION SERIAL NUMBER..668
1.4.7 CAB SERIAL NUMBER..668
1.4.8 TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR..669
1.4.9 DECLARATION OF CONFORMITY (for machines placed on the market as from 29 December 2009)..669
1.5 KOMTRAX SYSTEM..670
1.5.1 GENERAL PRECAUTIONS..670
TABLE OF CONTENTS..673
2.1 SAFETY, NOISE AND VIBRATION PLATES..684
2.1.1 POSITION OF THE SAFETY PLATES..684
2.1.2 PICTOGRAMS AND RELEVANT MEANINGS..686
2.2 GENERAL PRECAUTIONS..700
2.2.1 GENERAL SAFETY RULES..700
2.2.2 SAFETY DEVICES AND GUARDS..700
2.2.3 CLOTHING AND PERSONAL PROTECTION ITEMS..700
2.2.4 UNAUTHORIZED MODIFICATIONS..701
2.2.5 LEAVING THE OPERATOR’S SEAT..701
2.2.6 GETTING ON AND OFF THE MACHINE..702
2.2.7 CHECKING THE REAR-VIEW MIRRORS..702
2.2.8 PREVENTING FIRES DUE TO FUEL AND OIL..703
2.2.9 LIFTING OF PERSONNEL PROHIBITED..703
2.2.10 PREVENTING BURNS..703
2.2.11 ASBESTOS DUST HAZARD PREVENTION..704
2.2.12 PREVENTING DAMAGE CAUSED BY THE WORK EQUIPMENT..704
2.2.13 DETERGENT FOR THE WINDOWS..704
2.2.14 FIRE EXTINGUISHERS AND FIRST AID KIT..705
2.2.15 FALLING OBJECTS, FLYING OBJECTS AND INTRUDING OBJECTS PREVENTION..705
2.2.16 CAUTIONS RELATED TO ROPS..706
2.2.17 PRECAUTIONS CONCERNING THE EQUIPMENT..706
2.3 PRECAUTIONS TO BE TAKEN BEFORE STARTING THE ENGINE..707
2.3.1 SAFETY ON THE WORK SITE..707
2.3.2 FIRE PREVENTION..707
2.3.3 PRECAUTIONS TO BE TAKEN FOR THE OPERATOR'S CAB..707
2.3.4 ROOM VENTILATION..708
2.3.5 CLEANING WINDOWS, MIRRORS AND LIGHTS - CHECKING THE WINDSHIELD WIPER BLADES AND THE BULBS..708
2.4 PRECAUTIONS TO BE TAKEN DURING WORK..709
2.4.1 WHEN STARTING THE ENGINE..709
2.4.2 RULES FOR TRAVELLING ON ROADS..709
2.4.3 REGULATIONS FOR ROAD TRANSFER (TUV approval)..710
2.4.4 HAND SIGNALS..712
2.4.5 CHECKS FOR TRAVELLING IN REVERSE..717
2.4.6 MOVING THE MACHINE..717
2.4.7 WORKING ON SLOPES..718
2.4.8 PROHIBITED OPERATIONS..718
2.4.9 PREVENTING ELECTROCUTION..719
2.4.10 VISIBILITY..720
2.4.11 WORKING ON ICY OR SNOW-COVERED SURFACES..720
2.4.12 PREVENTING DAMAGE CAUSED BY THE WORK EQUIPMENT..720
2.4.13 WORKING ON LOOSE GROUND..720
2.4.14 PARKING THE MACHINE..721
2.5 TRANSPORTING THE MACHINE ON OTHER VEHICLES..722
2.5.1 LOADING AND UNLOADING THE MACHINE..722
2.5.2 TRANSPORT..722
2.6 BATTERY..723
2.6.1 PREVENTING RISKS THAT MAY BE DUE TO THE BATTERY..723
2.6.2 STARTING WITH BOOSTER CABLES..724
2.7 PRECAUTIONS FOR EMERGENCY RECOVERY..725
2.8 LIFTING OBJECTS WITH LIFTING DEVICE (OPTIONAL EQUIPMENT)..726
2.8.1 SAFETY RULES FOR LIFTING OBJECTS..726
2.9 PRECAUTIONS TO BE TAKEN DURING MAINTENANCE..729
2.9.1 WARNING PLATES..729
2.9.2 TOOLS..729
2.9.3 PERSONNEL..730
2.9.4 EQUIPMENT..730
2.9.5 WORKING UNDER THE MACHINE..730
2.9.6 STABILITY..730
2.9.7 REPAIR WELDS..730
2.9.8 KEEPING THE MACHINE CLEAN..731
2.9.9 USE OF THE ENGINE DURING MAINTENANCE..731
2.9.10 PERIODICAL CHANGE OF THE SAFETY RELATED PARTS..731
2.9.11 STOP THE ENGINE BEFORE CARRYING OUT ANY MAINTENANCE OPERATION OR INSPECTION..732
2.9.12 BATTERY MAIN SWITCH PRECAUTIONS..733
2.9.13 RULES TO BE FOLLOWED DURING FUEL OR OIL TOPPING UP..733
2.9.14 CHECKING THE COOLANT LEVEL IN THE RADIATOR..733
2.9.15 USING LAMPS..734
2.9.16 PRECAUTIONS FOR BATTERY AND ALTERNATOR HANDLING..734
2.9.17 PRECAUTIONS CONCERNING THE STARTER..734
2.9.18 HANDLING HIGH-PRESSURE PIPES..735
2.9.19 PRECAUTIONS TO BE TAKEN WHEN WORKING ON HIGH- PRESSURE SYSTEMS..735
2.9.20 PRECAUTIONS FOR MAINTENANCE WORK INVOLVING HIGH TEMPERATURES AND PRESSURES..735
2.9.21 HYDRAULIC ACCUMULATOR..736
2.9.22 COOLING FAN AND FAN BELT..736
2.9.23 CHEMICAL HAZARD..736
2.9.24 WASTE MATERIALS..737
2.9.25 SERVICING THE AIR CONDITIONER..737
2.9.26 PRECAUTIONS CONCERNING TECHNOPOLYMERS AND ELASTOMERS..737
2.9.27 PRECAUTIONS TO BE TAKEN WHEN INFLATING THE TYRES..738
2.9.28 PRECAUTIONS FOR THE INSTALLATION OF THE EXHAUST SYSTEM TAILPIPE..738
2.9.29 PRECAUTIONS TO BE TAKEN WHEN USING SYNTHETIC BIODEGRADABLE OIL TYPE «HEES»..738
2.9.30 FINAL DISPOSAL OF THE MACHINE..738
3.1 SAFETY LOCKS..740
3.1.1 FRONT LOADER LOCKS..740
3.1.2 BACKHOE LOCKS..742
3.2 GENERAL VIEW OF MACHINE..744
3.2.1 FRONT VIEW OF MACHINE..744
3.2.2 REAR VIEW OF MACHINE..745
3.2.3 CAB INSIDE GENERAL VIEW..746
3.2.3.1 CAB INSIDE GENERAL VIEW (mechanical backhoe controls)..746
3.2.3.2 CAB INSIDE GENERAL VIEW (backhoe servo controls)..747
3.3 INSTRUMENTS AND CONTROLS..748
3.3.1 FRONT INSTRUMENTS..748
3.3.2 SIDE INSTRUMENTS..752
3.3.3 PUSH BUTTONS ON THE FRONT LOADER CONTROL LEVER..762
3.3.4 PUSH BUTTON ON THE GEARSHIFT LEVER..763
3.3.5 CAB SWITCHES AND ELECTRIC ACCESSORIES..764
3.3.6 MACHINE CONTROLS..768
3.3.6.1 MACHINE CONTROLS (version with mechanically-controlled backhoe)..768
3.3.6.2 MACHINE CONTROLS (version with servo-assisted backhoe)..771
3.3.6.3 ADJUSTING THE CONTROLS..792
3.4 FUSES AND RELAYS..795
3.4.1 CENTRAL UNIT FUSES – RELAYS AND ENGINE LINE..795
3.4.1.1 FUSES..795
3.4.1.2 RELAYS..797
3.4.2 VENTILATION, HEATING AND AIR CONDITIONING FUSES AND RELAYS..798
3.4.2.1 FUSES..798
3.4.2.2 RELAYS..798
3.5 GUARDS, CAB AND DRIVER’S SEAT..799
3.5.1 ENGINE HOOD..799
3.5.2 CAB..800
3.5.3 VENTILATION AND HEATING..803
3.5.4 AIR CONDITIONER (if installed)..804
3.5.5 SEAT..806
3.5.5.1 SEAT (Standard mod. CAB SEATING)..806
3.5.6 SEAT (OPTIONAL)..808
3.5.6.1 PNEUMATIC SUSPENSION SEAT (optional mod. CAB SEATING)..809
3.5.6.2 SEAT (Standard mod. SEARS SEATING)..810
3.5.6.3 PNEUMATIC SUSPENSION SEAT (optional mod. SEARS SEATING)..811
3.5.7 SAFETY BELT..812
3.5.7.1 STANDARD SAFETY BELTS..812
3.5.7.2 SAFETY BELTS WITH WINDER..812
3.5.8 FIRE EXTINGUISHER..812
3.5.9 FIRST AID KIT..812
3.5.10 TECHNICAL DOCUMENTATION..813
3.5.11 STORAGE COMPARTMENT..813
3.5.12 REFUELLING PUMP (If installed)..814
3.6 USE OF THE MACHINE..816
3.6.1 CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE..816
3.6.1.1 VISUAL CHECKS..816
3.6.1.2 OPERATIONAL CHECKS..817
3.6.2 STARTING THE ENGINE..818
3.6.2.1 STARTING WITH WARM ENGINE OR IN TEMPERATE CLIMATES..818
3.6.2.2 STARTING WITH COLD ENGINE OR IN COLD CLIMATES..819
3.6.3 WARMING THE ENGINE..820
3.6.4 HEATING THE HYDRAULIC OIL..820
3.6.5 HOW TO MOVE THE MACHINE..821
3.6.5.1 DIFFERENTIAL LOCKING..822
3.6.5.2 ENGAGING THE FOUR-WHEEL DRIVE..822
3.6.5.3 WORKING ON SLOPES..823
3.6.5.4 MAXIMUM IMMERSION DEPTH..824
3.7 PARKING THE MACHINE..825
3.7.1 PARKING ON LEVEL GROUND..825
3.7.2 PARKING ON SLOPES..826
3.8 STOPPING THE ENGINE..827
3.9 TRANSPORTATION..828
3.9.1 PRECAUTIONS FOR TRANSPORTING MACHINE..828
3.9.2 SELECT TRANSPORTATION METHOD..828
3.9.3 PRECAUTIONS FOR LOADING AND UNLOADING WITH TRAILER..828
3.9.4 PROCEDURES FOR LOADING AND SECURING MACHINE ON THE TRAILER..829
3.9.4.1 LOADING MACHINE ON THE TRAILER..829
3.9.4.2 SECURING THE MACHINE..830
3.9.5 LIFTING THE MACHINE..831
3.10 PRECAUTIONS TO BE TAKEN IN THE COLD SEASON..832
3.10.1 FUEL AND LUBRICANTS..832
3.10.2 COOLANT..832
3.10.3 BATTERY..833
3.10.4 OTHER PRECAUTIONS..833
3.10.5 PRECAUTIONS TO BE TAKEN AT THE END OF WORK..833
3.11 PRECAUTIONS TO BE TAKEN AT THE END OF THE WINTER..834
3.12 USING THE MACHINE AS A LOADER..835
3.12.1 BUCKET POSITION INDICATOR..835
3.12.2 ORGANIZING THE WORK AREA..835
3.12.2.1 LOADING HEAPED AND LEVEL MATERIAL..836
3.12.2.2 LOADING OPERATIONS ON SLOPES..837
3.12.3 CHANGING THE STANDARD FRONT BUCKET..837
3.13 USING THE MACHINE AS AN EXCAVATOR..838
3.13.1 POSITIONING THE BUCKET ACCORDING TO THE WORK THAT MUST BE CARRIED OUT..838
3.13.2 POSITIONING THE MACHINE FOR DIGGING OPERATIONS..839
3.13.3 SLIDING THE BACKHOE UNIT SIDEWARDS..840
3.13.4 DIGGING METHOD..841
3.13.5 LIFTING LOADS WITH EQUIPMENT..842
3.13.5.1 LIFTING CAPACITIES..843
3.13.5.2 LIFTING CAPACITIES..844
3.13.5.3 CHANGING THE BACKHOE BUCKET..845
3.14 LONG PERIODS OF INACTIVITY..846
3.14.1 PREPARING THE MACHINE FOR A LONG PERIOD OF INACTIVITY..846
3.14.2 PREPARING THE ENGINE FOR A LONG PERIOD OF INACTIVITY..848
3.14.3 MAINTENANCE DURING A PERIOD OF INACTIVITY..848
3.14.4 RESTARTING THE ENGINE..849
3.14.5 AFTER THE PERIOD OF INACTIVITY..849
3.14.6 AMBIENT TEMPERATURE RANGE FOR OPERATION AND LONG TERM STORAGE..849
3.15 TROUBLESHOOTING..850
3.15.1 HOW TO REMOVE THE MACHINE..850
3.15.2 AFTER THE FUEL HAS RUN OUT..850
3.15.3 IF THE BATTERY IS DOWN..851
3.15.3.1 STARTING WITH BOOSTER CABLES..852
3.15.4 OTHER TROUBLES..854
3.15.4.1 ELECTRICAL CIRCUIT..854
3.15.4.2 HYDRAULIC SYSTEM..854
3.15.4.3 BRAKING SYSTEM..855
3.15.4.4 CONVERTER..855
3.15.4.5 ENGINE..855
4.1 GUIDE TO MAINTENANCE..858
4.2 MAINTENANCE NOTES..860
4.2.1 NOTES REGARDING THE ENGINE..860
4.2.1.1 ENGINE OIL..860
4.2.1.2 COOLANT..860
4.2.1.3 FUEL..861
4.2.2 NOTES REGARDING THE HYDRAULIC SYSTEM..861
4.2.3 NOTES REGARDING THE ELECTRIC SYSTEM..862
4.2.4 NOTES REGARDING LUBRICATION..862
4.2.5 PARTS SUBJECT TO WEAR THAT PERIODICALLY NEED CHANGING..863
4.3 FUEL AND LUBRICANTS..864
4.3.1 HOMOLOGATED SYNTHETIC BIODEGRADABLE LUBRICANTS “HEES”..866
4.4 DRIVING TORQUES..867
4.4.1 STANDARD DRIVING TORQUES FOR SCREWS AND NUTS..867
4.4.2 SPECIFIC DRIVING TORQUES FOR SCREWS AND NUTS..868
4.4.3 STANDARD DRIVING TORQUES FOR HOSES WITH ORFS..868
4.5 LUBRICATION..869
4.5.1 LUBRICATION DIAGRAM..869
4.5.2 LUBRICATION DIAGRAM (4in1 bucket and pallet forks)..870
4.5.3 LUBRICATION DIAGRAM (front bucket quick couplings)..871
4.5.4 LUBRICATION DIAGRAM (offset device)..872
4.5.5 LUBRICATION CHART (For hydraulically-controlled sliding plate)..873
4.5.6 LUBRICATION DIAGRAM (for telescopic boom)..874
4.6 PERIODICAL CHANGE OF THE SAFETY RELATED COMPONENTS..875
4.6.1 SAFETY RELATED PARTS..876
4.6.1.1 FUEL SYSTEM..876
4.6.1.2 DELIVERY HYDRAULIC SYSTEM..877
4.6.1.3 FRONT LOADER HYDRAULIC SYSTEM..878
4.6.1.4 BACKHOE HYDRALIC SYSTEM..879
4.6.1.5 OPERATOR’S SAFETY..880
4.7 MAINTENANCE PLAN..881
4.8 MAINTENANCE PROCEDURES..883
4.8.1 WHEN REQUIRED..883
4.8.1.a CHECKING, CLEANING OR CHANGING THE ENGINE AIR FILTERS..883
4.8.1.b CHECKING AND CLEANING THE CAB AIR FILTER..884
4.8.1.c CHECKING AND CLEANING THE AIR RECIRCULATION FILTER (only for machines with air conditioner)..885
4.8.1.d CHECKING THE DETERGENT LEVEL IN THE WINDSHIELD WASHER RESERVOIR AND TOPPING UP..885
4.8.1.e CHECKING THE WINDSHIELD WIPER BLADES..886
4.8.1.f LUBRICATING THE CAB DOOR HINGES..886
4.8.1.g FUSES AND RELAYS – CHECK AND CHANGE..886
4.8.1.h BLEEDING THE BRAKING CIRCUIT..887
4.8.1.i CHECKING AND ADJUSTING THE FRONT WHEEL TOE-IN..888
4.8.1.j CHECKING THE BRAKING EFFICIENCY..888
4.8.1.k CHECKING AND ADJUSTING THE PARKING BRAKE..889
4.8.1.l CHECKING AND ADJUSTING THE BRAKE PEDAL STROKE..890
4.8.1.m ADJUSTING THE AUTOMATIC RETURN- TO-DIG DEVICE OF THE FRONT BUCKET (if installed)..890
4.8.1.n CHECKING AND ADJUSTING THE STABILIZER SLACK..891
4.8.1.o 1st STAGE DECANTER DRAINAGE..892
4.8.2 MAINTENANCE INTERVALS IN CASE OF USE OF THE HYDRAULIC BREAKER..893
4.8.2.a CHANGING THE HYDRAULIC OIL FILTER..893
4.8.2.b CHANGING THE HYDRAULIC OIL..893
4.8.3 CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE..894
4.8.3.a VARIOUS CHECKS..894
4.8.3.b CHECKING THE COOLANT LEVEL..894
4.8.3.c CHECKING THE FUEL LEVEL..895
4.8.3.d CHECKING THE ENGINE OIL LEVEL..895
4.8.4 MAINTENANCE EVERY 10 HOURS OF OPERATION..896
4.8.4.a LUBRICATING THE JOINTS..896
4.8.5 MAINTENANCE AFTER THE FIRST 50 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil type HEES is used)..898
4.8.6 MAINTENANCE EVERY 50 HOURS OF OPERATION..898
4.8.6.a CHECKING THE HYDRAULIC OIL LEVEL..898
4.8.6.b CHECKING THE FLUID LEVEL IN THE RADIATOR..899
4.8.6.c CHECKING THE BRAKING SYSTEM OIL LEVEL..899
4.8.6.d LUBRICATING THE PROPELLER SHAFTS..900
4.8.6.e LUBRICATING THE FRONT AXLE JOINTS AND CENTRAL COUPLING..901
4.8.6.f CHECKING THE TYRE PRESSURE..901
4.8.6.g 2nd STAGE DECANTER DRAINAGE..902
4.8.7 MAINTENANCE AFTER THE FIRST 250 HOURS OF OPERATION..903
4.8.8 MAINTENANCE EVERY 250 HOURS OF OPERATION..903
4.8.8.a CHECKING THE ALTERNATOR-FAN BELT..903
4.8.8.b CHECKING AND ADJUSTING THE A/C COMPRESSOR BELT TENSION (only for machines with air conditioner)..904
4.8.8.c CHECKING THE BATTERY ELECTROLYTE LEVELAND TOPPING UP..905
4.8.8.d CHECKING THE FRONT AXLE OIL LEVELS..906
4.8.8.e CHECKING THE REAR AXLE OIL LEVEL..906
4.8.8.f CHECKING THE HYDRAULIC TRANSMISSION OIL LEVEL..907
4.8.8.g CHECKING THE WHEEL NUT DRIVING TORQUE..907
4.8.9 MAINTENANCE AFTER THE FIRST 500 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil type HEES is used)..908
4.8.10 MAINTENANCE EVERY 500 HOURS OF OPERATION..908
4.8.10.a CHANGING THE ENGINE OIL..908
4.8.10.b CHANGING THE ENGINE OIL FILTER..909
4.8.10.c CHANGING THE HYDRAULIC SYSTEM OIL FILTER..909
4.8.10.d CHANGING THE FUEL FILTERS..912
4.8.10.e DRAINING THE FUEL TANK..914
4.8.10.f DRAINING THE HYDRAULIC OIL TANK (only for machines in which synthetic biodegradable oil type HEES is used )..915
4.8.10.g CLEANING THE OUTSIDE OF THE RADIATOR..916
4.8.10.h CLEANING THE OUTSIDE OF THE A/C CONDENSER (only for machines with air conditioner)..917
4.8.11 MAINTENANCE EVERY 1000 HOURS OF OPERATION..918
4.8.11.a CHANGING THE FRONT AXLE OIL..918
4.8.11.b CHANGING THE REAR AXLE OIL..919
4.8.11.c CHANGING THE HYDRAULIC TRANSMISSION OIL..920
4.8.11.d CHANGING THE HYDRAULIC TRANSMISSION OIL FILTER..921
4.8.12 MAINTENANCE EVERY 2000 HOURS OF OPERATION..922
4.8.12.a CHANGING THE HYDRAULIC OIL AND CLEANING THE INTAKE FILTER..922
4.8.12.b CLEANING OF THE COOLING SYSTEM AND CHANGING THE COOLANT..924
4.8.12.c CHANGING THE BRAKING SYSTEM OIL..926
4.8.12.d CHECKING THE ALTERNATOR AND THE STARTER..927
4.8.12.e CHANGING THE ALTERNATOR BELT..927
4.8.12.f CHECKING THE A/C COOLING GAS QUANTITY (only for machines with air conditioner)..927
4.8.13 MAINTENANCE EVERY 3000 HOURS OF OPERATION..928
4.8.13.a CHECKING THE ENGINE RETAINING SCREWS AND DAMPING ELEMENTS..928
4.8.13.b CHECKING AND ADJUSTING THE ENGINE VALVE CLEARANCE AND THE INJECTION TIMING ADVANCE..928
4.8.14 MAINTENANCE EVERY 4000 HOURS OF OPERATION..929
4.8.14.a CHANGING THE A/C DEWATERING FILTER (Only for machines with air conditioner)..929
4.8.14.b CHECKING THE OPERATING CONDITIONS OF THE A/C COMPRESSOR (Only for machines with air conditioner)..929
4.8.14.c CHANGING THE ENGINE THERMOSTATIC VALVE..929
4.9 END OF SERVICE LIFE..930
5.1 TECHNICAL SPECIFICATIONS..932
5.1.1 STANDARD OVERALL DIMENSIONS..932
5.1.1.1 OVERALL DIMENSIONS WITH STANDARD ARM..932
5.1.1.2 OVERALL DIMENSIONS WITH TELESCOPIC ARM..933
5.1.2 TECHNICAL CHARACTERISTICS..934
5.1.3 WORKING RANGES..935
5.1.3.1 WORKING RANGE LOADER AND BACKHOE..935
5.1.4 LIFTING CAPACITIES..937
5.1.4.1 LIFTING CAPACITIES (STANDARD BOOM)..938
5.1.4.2 LIFTING CAPACITIES (BOOM WITH OFFSET DEVICE)..938
6.1 AUTHORIZED OPTIONAL EQUIPMENT..940
6.1.1 PRECAUTIONS REGARDING SAFETY..940
6.1.2 PRECAUTIONS REGARDING THE INSTALLATION OF EQUIPMENT..941
6.2 SPECIFICATIONS..942
6.2.1 ARM-PIN INFORMATION..942
6.3 ATTACHMENT GUIDE..943
6.3.1 COMBINATIONS OF WORK EQUIPMENT..943
6.3.2 ATTACHMENT CONFIGURATION..943
6.4 FRONT EQUIPMENT QUICK COUPLING DEVICES..946
6.4.1 MANUAL QUICK COUPLING..946
6.4.2 HYDRAULIC QUICK COUPLING FOR STANDARD BUCKET..948
6.4.2.1 COUPLING..948
6.4.2.2 RELEASE..949
6.4.3 HYDRAULIC QUICK COUPLING FOR 4in1 BUCKET AND OPTIONAL EQUIPMENT..950
6.5 PALLET FORKS..951
6.5.1 LIFTING CAPACITIES (PALLET FORKS)..951
6.5.2 DESCRIPTION..952
6.5.3 USING THE FORKS..952
6.5.4 MAINTENANCE..952
6.6 4in1 BUCKET..953
6.6.1 DESCRIPTION AND CONTROLS..953
6.6.2 SAFETY DEVICES..953
6.6.3 INSTALLING THE 4in1 BUCKET..954
6.6.4 USING THE 4in1 BUCKET..955
6.6.5 MAINTENANCE..955
6.7 FORKS FOR PALLET ON BUCKET 4 IN 1..956
6.7.1 DESCRIPTION..956
6.7.2 LIFTING CAPACITY (FORKS FOR ON BUCKET 4 IN 1)..957
6.7.3 USING THE FORKS..957
6.7.3.1 PREPARING THE PALLET FORKS FOR USE..958
6.7.3.2 OVERTURNING THE FORKS..958
6.7.4 REMOVING THE FORKS..960
6.7.5 INSTALLING THE FORKS..960
6.7.6 MAINTENANCE..960
6.7.7 INSTALLING THE 4in1 BUCKET..961
6.8 BACKHOE TELESCOPIC ARM..962
6.8.1 DESCRIPTION AND CONTROL..962
6.8.1.1 CONTROL (version with mechanically- controlled backhoe)..962
6.8.1.2 CONTROL (version with servo-assisted backhoe)..962
6.8.2 SAFETY DEVICES..963
6.8.3 USING THE TELESCOPIC ARM..963
6.8.4 MAINTENANCE..964
6.8.4.1 ADJUSTING THE GUIDE SLACK..964
6.9 CONFIGURATION FOR THE INSTALLATION OF THE HYDRAULIC BREAKER..966
6.9.1 DESCRIPTION AND CONTROL..966
6.9.1.1 CONTROL (version with mechanically- controlled backhoe)..966
6.9.1.2 CONTROL (version with servo-assisted backhoe)..966
6.9.2 USE OF THE HYDRAULIC BREAKER AND RULES TO BE OBSERVED..967
6.9.2.1 HYDRAULIC BREAKER..967
6.9.3 INSTALLING AND REMOVING THE HYDRAULIC BREAKER..972
6.9.3.1 INSTALLING THE HAMMER..972
6.9.3.2 REMOVING THE HAMMER..974
6.9.4 USING THE HAMMER..974
6.9.5 MAINTENANCE..974
6.10 APPLICATION OF THE OFFSET DEVICE..975
6.10.1 DESCRIPTION AND CONTROL..975
6.10.1.1 CONTROL (version with mechanically- controlled backhoe)..975
6.10.1.2 CONTROL (version with servo-assisted backhoe)..976
6.10.2 MAINTENANCE..976
6.11 CONFIGURATION FOR THE USE OF OPTIONAL EQUIPMENT WITH UNIDIRECTIONAL OIL FLOW..977
6.11.1 DESCRIPTION AND CONTROL..977
6.11.1.1 CONTROL (version with mechanically- controlled backhoe)..977
6.11.1.2 CONTROL (version with servo-assisted backhoe)..977
6.11.2 INSTALLING AND CONNECTING THE EQUIPMENT..978
6.11.3 MAINTENANCE..978
6.12 CONFIGURATION FOR THE USE OF THE CLAMSHELL BUCKET..979
6.12.1 DESCRIPTION AND CONTROL..979
6.12.1.1 CONTROL (version with mechanically-controlled backhoe)..979
6.12.1.2 CONTROL (version with servo-assisted backhoe)..980
6.12.2 INSTALLING THE CLAMSHELL BUCKET..981
6.12.3 USING THE CLAMSHELL BUCKET..982
6.12.4 MAINTENANCE..982
6.13 TELESCOPIC BOOM WITH PRE-INSTALLATION FOR HYDRAULIC BREAKER AND OPTIONAL TOOLS..983
6.14 CONFIGURATION FOR THE USE OF THE HAND HYDRAULIC HAMMER..990
6.14.1 DESCRIPTION AND CONTROL..990
6.14.2 INSTALLING AND REMOVING THE HAND HAMMER..991
6.14.2.1 CONNECTING THE HAND HAMMER..991
6.14.2.2 REMOVING THE CONNECTIONS..992
6.14.3 USING THE HAMMER..992
6.14.4 MAINTENANCE..992
6.15 LOAD STABILIZER SYSTEM (LSS) (Optional)..993
6.15.1 LOAD STABILIZER SYSTEM (LSS) ACCUMULATOR..993
6.16 REAR EQUIPMENT MECHANICAL QUICK COUPLING DEVICE..994
6.16.1 EQUIPMENT COUPLING AND RELEASE PROCEDURE..995
6.16.1.1 COUPLING PROCEDURE..995
6.16.1.2 RELEASE PROCEDURE..997
6.16.2 MAINTENANCE..998
6.16.3 MAINTENANCE PLAN..998
6.16.3.1 DAILY..998
6.16.3.2 WEEKLY (AT LEAST ONCE PER WEEK)..998
6.16.3.3 TROUBLESHOOTING..998
6.17 HYDRAULICALLY-CONTROLLED SLIDING PLATE FOR BACKHOE..999
WEBM008100 - Backhoe-Loader WB93R-5E0 Shop Manual..1003
CONTENTS..1005
REVISED PAGES..1007
k SAFETY..1009
FOREWORD..1011
HOW TO READ THE SHOP MANUAL..1012
HOISTING INSTRUCTIONS..1013
STANDARD TIGHTENING TORQUE..1014
COATING MATERIALS..1016
ELECTRIC..1017
WEIGHT TABLE..1018
TABLE OF OIL AND COOLANT QUANTITIES..1019
CONVERSION TABLE..1021
POWER TRAIN..1030
TRANSMISSION (4WD)..1032
TRANSMISSION..1034
DRIVE SHAFTS..1037
CONTROL VALVE BLOCK..1039
FRONT AXLE..1040
REAR AXLE..1043
HYDRAULIC CIRCUIT (WITH MECHANICAL CONTROL)..1047
HYDRAULIC CIRCUIT (WITH SERVOCONTROL)..1048
HYDRAULIC PUMP..1049
1. MAIN PUMP..1050
2. DELIVERY CONTROL VALVE..1055
8-SPOOL CONTROL VALVE (WITH MECHANICAL CONTROL)..1064
10-SPOOL CONTROL VALVE (WITH MECHANICAL CONTROL)..1070
8-SPOOL CONTROL VALVE (WITH SERVOCONTROL)..1076
10-SPOOL CONTROL VALVE (WITH SERVOCONTROL)..1082
CLSS..1089
1. DESCRIPTION..1089
2. OPERATING PRINCIPLES..1090
3. OPERATION FOR EACH CIRCUIT AND VALVE..1092
STEERING UNIT..1110
PPC VALVES..1111
SHOVEL PPC VALVE (STANDARD)..1111
SHOVEL PPC VALVE (FLOAT + RETURN TO DIG)..1115
OUTRIGGERS PPC VALVE..1121
PPC VALVE (BACKHOE CONTROLS)..1126
L.H. PPC VALVE..1126
R.H. PPC VALVE..1127
SOLENOID VALVE GROUP (EV1)..1128
BACKHOE VERSION WITH MECHANICAL CONTROLS WITHOUT 4 IN 1 BUCKET..1128
BACKHOE VERSION WITH MECHANICAL CONTROLS WITH 4 IN 1 BUCKET..1129
BACKHOE VERSION WITH SERVOCONTROLS..1131
SAFETY VALVES..1132
SHOVEL RAISE..1132
SHOVEL DUMP..1133
BOOM..1134
ARM..1135
SHOVEL CYLINDERS..1136
RAISING CYLINDER..1136
DUMPING CYLINDER..1136
4 IN 1 BUCKET..1137
BACKHOE CYLINDERS..1138
BOOM CYLINDER..1138
ARM..1138
BUCKET CYLINDER..1139
OUTRIGGER CYLINDER..1139
BOOM SWING CYLINDER..1140
JIG ARM CYLINDER..1140
AIR-CONDITIONING UNIT..1142
HOW THE AIR-CONDITIONING UNIT FUNCTIONS..1143
FUSE AND RELAY CENTRE..1145
DRIVER SEAT WIRING..1146
SWITCH PANEL WIRING..1147
FRONT DASH WIRING..1148
ROOF WIRING..1149
ENGINE WIRING..1150
SPEED SELECTOR WIRING..1151
BACKHOE WIRING..1152
JIG ARM WIRING..1153
WIRING DIAGRAM (STANDARD VERSION) (see also Group 90)..1154
TRANSMISSION..1156
FRONT AXLE..1161
REAR AXLE..1165
HYDRAULIC PUMP..1169
CONTROL VALVE..1172
8-SPOOL VERSION (WITH MECHANICAL CONTROL)..1172
10-SPOOL VERSION (WITH MECHANICAL CONTROL)..1180
8-SPOOL VERSION (WITH SERVOCONTROL)..1188
10-SPOOL VERSION (WITH SERVOCONTROL)..1196
PPC VALVES..1204
SHOVEL CONTROL..1204
SHOVEL CYLINDERS..1206
DUMP CYLINDER..1206
RAISE CYLINDER..1206
4 IN 1 BUCKET..1207
BACKHOE CYLINDERS..1208
BOOM..1208
ARM..1208
BUCKET..1208
BOOM SWING..1209
OUTRIGGERS..1210
JIG ARM..1210
FRONT WORKING EQUIPMENT..1212
SWING BRACKET..1214
BACKHOE WORKING EQUIPMENT..1216
WEBM008101 - Backhoe-Loader WB93R-5E0 Shop Manual..1225
CONTENTS..1227
REVISED PAGES..1229
k SAFETY..1231
FOREWORD..1233
HOW TO READ THE SHOP MANUAL..1234
HOISTING INSTRUCTIONS..1235
STANDARD TIGHTENING TORQUE..1236
COATING MATERIALS..1238
ELECTRIC..1239
WEIGHT TABLE..1240
TABLE OF OIL AND COOLANT QUANTITIES..1241
CONVERSION TABLE..1243
10 STRUCTURE AND FUNCTION..1251
POWER TRAIN..1252
TRANSMISSION (4WD)..1254
TRANSMISSION..1256
DRIVE SHAFTS..1259
CONTROL VALVE BLOCK..1261
FRONT AXLE..1262
REAR AXLE..1265
HYDRAULIC CIRCUIT (WITH MECHANICAL CONTROL)..1269
HYDRAULIC CIRCUIT (WITH SERVOCONTROL)..1270
HYDRAULIC PUMP..1271
1. MAIN PUMP..1272
2. DELIVERY CONTROL VALVE..1277
8-SPOOL CONTROL VALVE (WITH MECHANICAL CONTROL)..1286
10-SPOOL CONTROL VALVE (WITH MECHANICAL CONTROL)..1292
8-SPOOL CONTROL VALVE (WITH SERVOCONTROL)..1298
10-SPOOL CONTROL VALVE (WITH SERVOCONTROL)..1304
CLSS..1311
1. DESCRIPTION..1311
2. OPERATING PRINCIPLES..1312
3. OPERATION FOR EACH CIRCUIT AND VALVE..1314
STEERING UNIT..1332
PPC VALVES..1333
SHOVEL PPC VALVE (STANDARD)..1333
SHOVEL PPC VALVE (FLOAT + RETURN TO DIG)..1337
OUTRIGGERS PPC VALVE..1343
PPC VALVE (BACKHOE CONTROLS)..1348
L.H. PPC VALVE..1348
R.H. PPC VALVE..1349
SOLENOID VALVE GROUP (EV1)..1350
BACKHOE VERSION WITH MECHANICAL CONTROLS WITHOUT 4 IN 1 BUCKET..1350
BACKHOE VERSION WITH MECHANICAL CONTROLS WITH 4 IN 1 BUCKET..1351
BACKHOE VERSION WITH SERVOCONTROLS..1353
SAFETY VALVES..1354
SHOVEL RAISE..1354
SHOVEL DUMP..1355
BOOM..1356
ARM..1357
SHOVEL CYLINDERS..1358
RAISING CYLINDER..1358
DUMPING CYLINDER..1358
4 IN 1 BUCKET..1359
BACKHOE CYLINDERS..1360
BOOM CYLINDER..1360
ARM..1360
BUCKET CYLINDER..1361
OUTRIGGER CYLINDER..1361
BOOM SWING CYLINDER..1362
JIG ARM CYLINDER..1362
AIR-CONDITIONING UNIT..1364
HOW THE AIR-CONDITIONING UNIT FUNCTIONS..1365
FUSE AND RELAY CENTRE..1367
DRIVER SEAT WIRING..1368
SWITCH PANEL WIRING..1369
FRONT DASH WIRING..1370
ROOF WIRING..1371
ENGINE WIRING..1372
SPEED SELECTOR WIRING..1373
BACKHOE WIRING..1374
JIG ARM WIRING..1375
WIRING DIAGRAM (STANDARD VERSION) (see also Group 90)..1376
20 TESTING AND ADJUSTMENTS..1377
NORMAL OR STANDARD TECHNICAL DATA..1379
SPECIAL TOOLS..1403
VALVE CLEARANCE ADJUSTING..1405
ENGINE SPEED TESTS..1406
TENSIONING THE AIR-CONDITIONING COMPRESSOR BELT..1408
BLEEDING AIR FROM CIRCUITS - ELIMINATING RESIDUAL PRESSURE..1409
ADJUSTING ACCELERATOR PEDAL TRAVEL AND ACCELERATOR LEVER..1411
ADJUSTING BRAKE PEDAL SLACK/ALIGNMENT..1413
BRAKING SYSTEM CHECKS..1414
PARKING BRAKE ADJUSTMENT..1417
CHECKING AND SETTING PRESSURE IN THE ATTACHMENTS HYDRAULIC CIRCUIT..1418
CHECKING THE SETTING OF MAIN RELIEF AND SECONDARY VALVES..1420
SETTING THE MAIN RELIEF VALVES AND THE REDUCING VALVES..1424
CHECKING AND ADJUSTING THE LS DIFFERENTIAL PRESSURE - ADJUSTING THE LS VALVE..1426
CHECKING AND ADJUSTING SERVOCONTROLS SUPPLY PRESSURE..1428
ADJUSTING THE PC VALVE..1429
TESTING AND SETTING STEERING CONTROL SYSTEM PRESSURE..1430
CHECKING FOR LEAKS IN THE STEERING CYLINDERS..1431
TESTING PRESSURES IN THE POWER TRAIN GROUP..1432
TESTING THE CORRECT FUNCTIONING OF THE POWER TRAINCLUTCHES..1434
JIG ARM CLEARANCE ADJUSTMENT..1435
ANALYSIS OF CAUSES HYDRAULIC DRIFT..1439
FRONT EQUIPMENT..1439
BACKHOE..1441
TESTING THE AIR-CONDITIONING UNIT..1444
EMPTYING THE AIR-CONDITIONING UNIT..1446
TROUBLESHOOTING..1447
FRONT AXLE TROUBLESHOOTING..1447
FRONT AXLE CHECKING AND TROUBLESHOOTING..1450
REAR AXLE TROUBLESHOOTING..1452
REAR AXLE CHECKING AND TROUBLESHOOTING..1455
TRANSMISSION TROUBLESHOOTING..1457
30 REMOVAL AND INSTALLATION..1461
HOW TO READ THE MANUAL..1463
PRECAUTIONS TO BE TAKEN WHILE WORKING..1464
SPECIAL TOOLS..1465
ENGINE HOOD..1469
Removal..1469
Installation..1470
FRONT GUARD..1471
Removal..1471
Installation..1471
RADIATOR GROUP - INTERCOOLER..1472
Removal..1472
Installation..1476
INTERCOOLER..1477
Removal..1477
Installation..1478
CONDENSER..1479
(For machines equipped with an air-conditioning unit)..1479
Removal..1479
Installation..1479
EXHAUST PIPE..1480
Removal..1480
Installation..1480
MUFFLER..1481
Removal..1481
Installation..1481
AIR FILTER..1482
Removal..1482
Installation..1482
ENGINE BELT..1483
Replacement..1483
TURBOCHARGER..1484
Removal..1484
Installation..1485
AIR-CONDITIONING UNIT COMPRESSOR..1486
Removal..1486
Installation..1487
AIR-CONDITIONING UNIT COMPRESSOR BELT..1488
Removal..1488
Installation..1489
FAN AND HEATING GROUP..1490
Removal..1490
Installation..1495
BATTERY..1496
Removal..1496
Installation..1497
FUEL TANK..1498
Removal..1498
Installation..1499
STEERING WHEEL AND TRANSMISSION-REVERSE, DIRECTION INDICATOR AND HEADLIGHT DIPPER BEAM CONTROL GROUP..1500
Removal..1500
Installation..1501
WORKING BRAKE PUMP GROUP..1502
Removal..1502
Installation..1504
STEERING UNIT..1505
Removal..1505
Installation..1506
CAB..1507
Removal..1507
Installation..1514
HYDRAULIC OIL TANK..1515
Removal..1515
Installation..1521
PISTON PUMP..1522
Removal..1522
Installation..1523
TRANSMISSION..1524
Removal..1524
Installation..1528
TRANSMISSION..1529
Disassembly and assembly..1529
CONVERTOR..1633
Removal..1633
Installation..1633
ENGINE..1634
Removal..1634
Installation..1638
CONTROL VALVE (Standard version)..1639
Removal..1639
Installation..1642
CONTROL VALVE (version with servocontrol)..1643
Removal..1643
Installation..1645
FRONT AXLE..1646
Removal..1646
Installation..1648
FRONT AXLE..1649
Disassembly and assembly..1649
REAR AXLE..1682
Removal..1682
Installation..1684
Disassembly and assembly..1685
SHOVEL PPC VALVE..1735
Removal..1735
Installation..1736
SHOVEL LIFT CYLINDERS..1737
Removal..1737
Installation..1738
SHOVEL DUMP CYLINDERS..1739
Removal..1739
Installation..1740
SHOVEL..1741
Removal..1741
Installation..1741
FRONT WORKING EQUIPMENT..1742
Removal..1742
Installation..1743
BACKHOE PPC VALVES (Optional)..1744
Removal..1744
Installation..1745
PPC VALVE SUPPORT RELEASE CABLES..1746
Removal..1746
Installation..1747
PPC VALVE SUPPORT RETURN GAS SPRING..1748
Removal..1748
Installation..1749
SOLENOID VALVE GROUP (servocontrol and optional attachment)..1750
Removal..1750
Installation..1751
BACKHOE BOOM CYLINDER..1752
Removal..1752
Installation..1754
ARM CYLINDER..1755
Removal..1755
Installation..1756
JIG ARM CYLINDER..1757
Removal..1757
Installation..1757
OUTRIGGER CYLINDER..1758
Removal..1758
Installation..1759
BACKHOE SWING CYLINDERS..1760
Removal..1760
Installation..1762
BACKHOE BUCKET CYLINDER..1763
Removal..1763
Installation..1764
BACKHOE BOOM SAFETY CYLINDER..1765
Removal..1765
Installation..1766
BACKHOE WORKING EQUIPMENT..1767
Removal..1767
Installation..1768
BACKHOE BUCKET..1769
Removal..1769
Installation..1769
BACKHOE BOOM CYLINDER..1770
Removal..1770
Installation..1770
ARM..1771
Removal..1771
Installation..1771
JIG ARM..1772
Removal..1772
Installation..1772
2nd ARM..1773
Removal..1773
Installation..1773
2nd ARM GUIDES..1774
Removal..1774
Installation..1774
BACKHOE SWING BRACKET..1775
Removal..1775
Installation..1775
COMPLETE BACKHOE BACKFRAME..1776
Removal..1776
Installation..1777
BACKFRAME LOCK PISTONS..1778
Removal..1778
Installation..1779
40 STANDARD MAINTENANCE..1781
TRANSMISSION..1782
FRONT AXLE..1787
REAR AXLE..1791
HYDRAULIC PUMP..1795
CONTROL VALVE..1798
8-SPOOL VERSION (WITH MECHANICAL CONTROL)..1798
10-SPOOL VERSION (WITH MECHANICAL CONTROL)..1806
8-SPOOL VERSION (WITH SERVOCONTROL)..1814
10-SPOOL VERSION (WITH SERVOCONTROL)..1822
PPC VALVES..1830
SHOVEL CONTROL..1830
SHOVEL CYLINDERS..1832
DUMP CYLINDER..1832
RAISE CYLINDER..1832
4 IN 1 BUCKET..1833
BACKHOE CYLINDERS..1834
BOOM..1834
ARM..1834
BUCKET..1834
BOOM SWING..1835
OUTRIGGERS..1836
JIG ARM..1836
FRONT WORKING EQUIPMENT..1838
SWING BRACKET..1840
BACKHOE WORKING EQUIPMENT..1842
90 OTHER..1845
ELECTRICAL DIAGRAM (STANDARD VERSION)..1847
WEBM008102 - Backhoe-Loader WB93R-5E0 Shop Manual..1851
CONTENTS..1853
SAFETY..1855
FOREWORD..1857
HOW TO READ THE SHOP MANUAL..1858
HOISTING INSTRUCTIONS..1859
STANDARD TIGHTENING TORQUE..1860
COATING MATERIALS..1862
ELECTRIC..1863
WEIGHT TABLE..1864
TABLE OF OIL AND COOLANT QUANTITIES..1865
CONVERSION TABLE..1867
10 STRUCTURE AND FUNCTION..1875
POWER TRAIN..1876
TRANSMISSION (4WD)..1878
TRANSMISSION..1880
DRIVE SHAFTS..1883
CONTROL VALVE BLOCK..1885
FRONT AXLE..1886
REAR AXLE..1889
HYDRAULIC PUMP..1893
8-SPOOL CONTROL VALVE (WITH MECHANICAL CONTROL)..1907
10-SPOOL CONTROL VALVE (WITH MECHANICAL CONTROL)..1913
8-SPOOL CONTROL VALVE (WITH SERVOCONTROL)..1922
10-SPOOL CONTROL VALVE (WITH SERVOCONTROL)..1930
CLSS..1939
STEERING UNIT..1963
PPC VALVES..1964
PPC VALVE (BACKHOE CONTROLS)..1980
SOLENOID VALVE GROUP (EV1)..1986
HAMMER AND JIG ARM SOLENOID VALVE..1992
HAMMER SOLENOID VALVE..1993
JIG ARM SOLENOID VALVE..1994
JIG ARM AND SIDE DIGGING BOOM SOLENOID VALVE..1995
JIG ARM AND 2-WAY ATTACHMENT SOLENOID VALVE..1996
SIDE DIGGING BOOM SOLENOID VALVE..1997
2-WAY ATTACHMENT SOLENOID VALVE..1998
SAFETY VALVES..1999
SHOVEL CYLINDERS..2003
BACKHOE CYLINDERS..2005
AIR-CONDITIONING UNIT..2009
HOW THE AIR-CONDITIONING UNIT FUNCTIONS..2010
20 TESTING AND ADJUSTMENTS..2011
NORMAL OR STANDARD TECHNICAL DATA..2012
SPECIAL TOOLS..2036
VALVE CLEARANCE ADJUSTING..2037
ENGINE SPEED TESTS..2038
TENSIONING THE AIR-CONDITIONING COMPRESSOR BELT..2039
BLEEDING AIR FROM CIRCUITS - ELIMINATING RESIDUAL PRESSURE..2040
ADJUSTING ACCELERATOR PEDAL TRAVEL AND ACCELERATOR LEVER..2042
ADJUSTING BRAKE PEDAL SLACK/ALIGNMENT..2044
BRAKING SYSTEM CHECKS..2045
PARKING BRAKE ADJUSTMENT..2047
CHECKING AND SETTING PRESSURE IN THE ATTACHMENTS HYDRAULIC CIRCUIT..2048
CHECKING THE SETTING OF MAIN RELIEF AND SECONDARY VALVES..2050
SETTING THE MAIN RELIEF VALVES AND THE REDUCING VALVES..2053
CHECKING AND ADJUSTING THE LS DIFFERENTIAL PRESSURE - ADJUSTING THE LS VALVE..2055
CHECKING AND ADJUSTING SERVOCONTROLS SUPPLY PRESSURE..2056
ADJUSTING THE PC VALVE..2057
TESTING AND SETTING STEERING CONTROL SYSTEM PRESSURE..2058
CHECKING FOR LEAKS IN THE STEERING CYLINDERS..2059
TESTING PRESSURES IN THE POWER TRAIN GROUP..2060
TESTING THE CORRECT FUNCTIONING OF THE POWER TRAINCLUTCHES..2062
JIG ARM CLEARANCE ADJUSTMENT..2063
ANALYSIS OF CAUSES HYDRAULIC DRIFT..2065
TESTING THE AIR-CONDITIONING UNIT..2069
EMPTYING THE AIR-CONDITIONING UNIT..2071
TROUBLESHOOTING..2072
30 REMOVAL AND INSTALLATION..2085
HOW TO READ THE MANUAL..2086
PRECAUTIONS TO BE TAKEN WHILE WORKING..2087
SPECIAL TOOLS..2088
ENGINE HOOD..2091
FRONT GUARD..2092
RADIATOR GROUP - INTERCOOLER..2093
INTERCOOLER..2096
CONDENSER..2098
(For machines equipped with an air-conditioning unit)..2098
EXHAUST PIPE..2099
MUFFLER..2100
AIR FILTER..2101
ENGINE BELT..2102
TURBOCHARGER..2103
AIR-CONDITIONING UNIT COMPRESSOR..2104
AIR-CONDITIONING UNIT COMPRESSOR BELT..2106
FAN AND HEATING GROUP..2107
BATTERY..2111
FUEL TANK..2112
STEERING WHEEL AND TRANSMISSION-REVERSE, DIRECTION INDICATOR AND HEADLIGHT DIPPER BEAM CONTROL GROUP..2113
WORKING BRAKE PUMP GROUP..2115
STEERING UNIT..2118
CAB..2120
HYDRAULIC OIL TANK..2126
PISTON PUMP..2131
TRANSMISSION..2133
CONVERTOR..2212
ENGINE..2213
CONTROL VALVE (Standard version)..2216
CONTROL VALVE (Version with servocontrol)..2219
FRONT AXLE..2222
REAR AXLE..2254
SHOVEL PPC VALVE..2295
SHOVEL LIFT CYLINDERS..2297
SHOVEL DUMP CYLINDERS..2299
SHOVEL..2301
FRONT WORKING EQUIPMENT..2302
BACKHOE PPC VALVES (Optional)..2304
PPC VALVE SUPPORT RELEASE CABLES..2306
PPC VALVE SUPPORT RETURN GAS SPRING..2308
SOLENOID VALVE GROUP (servocontrol and optional attachment)..2310
BACKHOE BOOM CYLINDER..2311
ARM CYLINDER..2313
JIG ARM CYLINDER..2315
OUTRIGGER CYLINDER..2316
BACKHOE SWING CYLINDERS..2318
BACKHOE BUCKET CYLINDER..2320
BACKHOE BOOM SAFETY CYLINDER..2322
BACKHOE WORKING EQUIPMENT..2323
BACKHOE BUCKET..2325
BACKHOE BOOM CYLINDER..2326
ARM..2327
JIG ARM..2329
2nd ARM..2330
2nd ARM GUIDES..2331
BACKHOE SWING BRACKET..2332
COMPLETE BACKHOE BACKFRAME..2333
BACKFRAME LOCK PISTONS..2335
40 STANDARD MAINTENANCE..2337
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD..2338
TRANSMISSION..2340
FRONT AXLE..2345
REAR AXLE..2349
HYDRAULIC PUMP..2353
CONTROL VALVE..2355
PPC VALVES..2387
SHOVEL CYLINDERS..2389
BACKHOE CYLINDERS..2391
FRONT WORKING EQUIPMENT..2394
SWING BRACKET..2396
BACKHOE WORKING EQUIPMENT..2398
90 DIAGRAMS AND DRAWINGS..2401
HYDRAULIC CIRCUIT DIAGRAM (MECHANICAL VERSION) - UP TO S/N F62280..2403
HYDRAULIC CIRCUIT DIAGRAM (MECHANICAL VERSION) - FROM S/N F62281 TO F63598..2405
HYDRAULIC CIRCUIT DIAGRAM (MECHANICAL VERSION) - FROM S/N F63599 AND UP..2407
HYDRAULIC CIRCUIT DIAGRAM (MECHANICAL VERSION) - OPTIONAL..2409
HYDRAULIC CIRCUIT DIAGRAM (VERSION WITH SERVOCONTROL) - UP TO S/N F62281..2411
HYDRAULIC CIRCUIT DIAGRAM (VERSION WITH SERVOCONTROL) - FROM S/N F62281 TO F62414..2413
HYDRAULIC CIRCUIT DIAGRAM (VERSION WITH SERVOCONTROL) - FROM S/N F62415 TO F63598..2415
HYDRAULIC CIRCUIT DIAGRAM (VERSION WITH SERVOCONTROL) - FROM S/N F63599 AND UP..2417
HYDRAULIC CIRCUIT DIAGRAM (VERSION WITH SERVOCONTROL) - OPTIONAL..2419
ELECTRICAL CIRCUIT DIAGRAM (1/3)..2421
ELECTRICAL CIRCUIT DIAGRAM (2/3)..2423
ELECTRICAL CIRCUIT DIAGRAM (3/3)..2425
WENAM00101 - Backhoe-Loader WB93R-5E0 Operation & Maintenance Manual..2429
FOREWORD..2432
INFORMATION ON SAFETY..2433
SAFETY LABELS..2434
SAFETY LABELS USING PICTOGRAM..2434
NOISE LEVELS..2435
NOISE OUTSIDE THE CAB..2435
NOISE INSIDE THE CAB..2435
VIBRATIONS TO WHICH THE OPERATOR IS SUBJECTED..2436
GUIDE WHEN WORKING IN AREAS WHERE AIR POLLUTION..2437
INTRODUCTION..2438
INTENDED USES..2438
DEMOLITION WORK..2438
IMPROPER OR UNAUTHORIZED USE..2439
MAIN CHARACTERISTICS..2439
POSITIONS AND DIRECTIONS OF THE MACHINE..2440
PRODUCT IDENTIFICATION..2442
MACHINE IDENTIFICATION NUMBER (PIN)..2442
MACHINE IDENTIFICATION PLATE AND PRODUCT IDENTIFICATION NUMBER (PIN)..2442
MACHINE SERIAL NUMBER PLATE..2443
ENGINE SERIAL NUMBER AND EXHAUST GAS EMISSION PLATE..2444
FRONT AXLE SERIAL NUMBER..2444
REAR AXLE SERIAL NUMBER..2445
TRANSMISSION SERIAL NUMBER..2445
CAB SERIAL NUMBER..2445
TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR..2446
FOREWORD..2448
SAFETY..2448
OPERATION..2449
MAINTENANCE..2451
SPECIFICATIONS..2452
ATTACHMENTS AND OPTIONS..2452
REPLACEMENT PARTS..2453
SAFETY LABELS..2456
LOCATION OF SAFETY LABELS..2456
SAFETY LABELS..2458
GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE..2467
PRECAUTIONS BEFORE STARTING OPERATION..2467
PREPARATIONS FOR SAFE OPERATION..2468
FIRE PREVENTION..2470
PRECAUTIONS WHEN GETTING ON OR OFF MACHINE..2472
DO NOT GET CAUGHT IN WORK EQUIPMENT..2474
FALLING OBJECTS, FLYING OBJECTS AND INTRUDING OBJECTS PREVENTION..2474
CAUTIONS RELATED TO ROPS..2475
UNAUTHORIZED MODIFICATION..2475
PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS..2475
PRECAUTIONS RELATED TO CAB GLASS..2475
PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING..2476
PRECAUTIONS FOR OPERATION..2477
PRECAUTIONS FOR JOBSITE..2477
STARTING ENGINE..2480
WARNING PLATES..2480
CHECKS AND ADJUSTMENT BEFORE STARTING ENGINE..2480
WHEN STARTING ENGINE..2481
IN COLD AREAS..2481
START ENGINE WITH BOOSTER CABLES..2481
OPERATION..2483
TRANSPORTATION..2488
LIFTING OBJECTS WITH LIFTING DEVICE (OPTIONAL EQUIPMENT)..2489
PRECAUTIONS TO BE TAKEN DURING MAINTENANCE..2491
PRECAUTIONS BEFORE STARTING INSPECTION AND MAINTENANCE..2491
PRECAUTIONS FOR INSPECTION AND MAINTENANCE..2495
FINAL DISPOSAL OF THE MACHINE..2502
GENERAL VIEW OF MACHINE..2504
FRONT VIEW OF MACHINE..2504
REAR VIEW OF MACHINE..2505
CAB INSIDE GENERAL VIEW..2506
EXPLANATION OF COMPONENTS..2508
INSTRUMENTS AND CONTROLS..2508
PUSH BUTTONS ON THE FRONT LOADER CONTROL LEVER..2521
PUSH BUTTON ON THE GEARSHIFT LEVER..2522
CAB SWITCHES AND ELECTRIC ACCESSORIES..2523
MACHINE CONTROLS..2526
ADJUSTING THE CONTROLS..2539
FUSES AND RELAYS..2540
CENTRAL UNIT FUSES – RELAYS AND ENGINE LINE..2540
VENTILATION, HEATING AND AIR CONDITIONING FUSES AND RELAYS..2543
GUARDS, CAB AND DRIVER’S SEAT..2544
ENGINE HOOD..2544
CAB..2544
VENTILATION AND HEATING..2548
AIR CONDITIONER..2550
SEAT..2553
SAFETY BELT..2554
FIRE EXTINGUISHER..2554
FIRST AID KIT..2555
TECHNICAL DOCUMENTATION..2555
STORAGE COMPARTMENT..2555
SAFETY LOCKS..2556
FRONT LOADER LOCKS..2556
BACKHOE LOCKS..2558
REFUELLING PUMP..2559
KOMTRAX SYSTEM..2561
GENERAL PRECAUTIONS..2561
USE OF THE MACHINE..2562
CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE..2562
STARTING THE ENGINE..2564
WARMING THE ENGINE..2566
HEATING THE HYDRAULIC OIL..2566
RUNNING-IN..2566
HOW TO MOVE THE MACHINE..2567
PARKING THE MACHINE..2571
PARKING ON LEVEL GROUND..2571
PARKING ON SLOPES..2572
STOPPING THE ENGINE..2574
TRANSPORTATION..2575
PRECAUTIONS FOR TRANSPORTING MACHINE..2575
SELECT TRANSPORTATION METHOD..2575
PRECAUTIONS FOR LOADING AND UNLOADING WITH TRAILER..2575
PROCEDURES FOR LOADING AND SECURING MACHINE ON THE TRAILER..2576
PRECAUTIONS TO BE TAKEN IN THE COLD SEASON..2578
COLD WEATHER OPERATION INFORMATION..2578
OTHER PRECAUTIONS..2579
PRECAUTIONS TO BE TAKEN AT THE END OF WORK..2579
PRECAUTIONS TO BE TAKEN AT THE END OF THE WINTER..2580
USING THE MACHINE AS A LOADER..2581
BUCKET POSITION INDICATOR..2581
ORGANIZING THE WORK AREA..2581
CHANGING THE STANDARD FRONT BUCKET..2583
USING THE MACHINE AS AN EXCAVATOR..2584
POSITIONING THE BUCKET ACCORDING TO THE WORK THAT MUST BE CARRIED OUT..2584
POSITIONING THE MACHINE FOR DIGGING OPERATIONS..2585
DIGGING METHOD..2586
LIFTING LOADS WITH EQUIPMENT..2588
CHANGING THE BACKHOE BUCKET..2589
LONG PERIODS OF INACTIVITY..2590
PREPARING THE MACHINE FOR A LONG PERIOD OF INACTIVITY..2590
PREPARING THE ENGINE FOR A LONG PERIOD OF INACTIVITY..2591
MAINTENANCE DURING A PERIOD OF INACTIVITY..2591
RESTARTING THE ENGINE..2592
AFTER THE PERIOD OF INACTIVITY..2592
AMBIENT TEMPERATURE RANGE FOR OPERATION AND LONG TERM STORAGE..2592
TROUBLESHOOTING..2593
HOW TO REMOVE THE MACHINE..2593
AFTER THE FUEL HAS RUN OUT..2593
IF THE BATTERY IS DOWN..2594
OTHER TROUBLES..2597
ELECTRICAL CIRCUIT..2597
HYDRAULIC SYSTEM..2597
BRAKING SYSTEM..2598
CONVERTER..2598
ENGINE..2598
PRECAUTIONS FOR MAINTENANCE..2602
CHECK SERVICE METER READING..2602
KOMATSU GENUINE REPLACEMENT PARTS..2602
KOMATSU GENUINE LUBRICANTS..2602
ALWAYS USE CLEAN WASHER FLUID..2602
FRESH AND CLEAN LUBRICANTS..2602
CHECK DRAINED OIL AND USED FILTER..2602
PRECAUTIONS FOR REFILLING OIL OR FUEL..2602
WELDING INSTRUCTIONS..2602
DO NOT DROP THINGS INSIDE MACHINE..2602
DUSTY JOBSITES..2602
AVOID MIXING OIL..2603
LOCK INSPECTION COVERS..2603
BLEED AIR FROM HYDRAULIC CIRCUIT..2603
PRECAUTIONS WHEN INSTALLING HYDRAULIC HOSES..2603
CHECKS AFTER INSPECTION AND MAINTENANCE..2603
FUEL AND LUBRICANTS TO MATCH THE AMBIENT TEMPERATURE..2603
CLOSE ENGINE HOOD SECURELY..2603
OUTLINE OF MAINTENANCE..2604
HANDLE OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC..2604
HANDLE ELECTRICAL COMPONENTS..2608
DRIVING TORQUES..2609
STANDARD DRIVING TORQUES FOR SCREWS AND NUTS..2609
SPECIFIC DRIVING TORQUES FOR SCREWS AND NUTS..2610
STANDARD DRIVING TORQUES FOR HOSES WITH ORFS..2610
MAINTENANCE PLAN..2611
MAINTENANCE PROCEDURES..2613
WHEN REQUIRED..2613
MAINTENANCE INTERVALS IN CASE OF USE OF THE HYDRAULIC BREAKER..2625
MAINTENANCE INTERVAL ACCORDING TO FUEL USED..2625
CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE..2626
MAINTENANCE EVERY 10 HOURS OF OPERATION..2628
MAINTENANCE AFTER THE FIRST 50 HOURS OF OPERATION..2630
MAINTENANCE EVERY 50 HOURS OF OPERATION..2630
MAINTENANCE EVERY 125 HOURS OF OPERATION..2635
MAINTENANCE AFTER THE FIRST 250 HOURS OF OPERATION..2636
MAINTENANCE EVERY 250 HOURS OF OPERATION..2636
MAINTENANCE AFTER THE FIRST 500 HOURS OF OPERATION..2641
MAINTENANCE EVERY 500 HOURS OF OPERATION..2641
MAINTENANCE EVERY 1000 HOURS OF OPERATION..2651
MAINTENANCE EVERY 2000 HOURS OF OPERATION..2656
MAINTENANCE EVERY 3000 HOURS OF OPERATION..2662
MAINTENANCE EVERY 4000 HOURS OF OPERATION..2663
END OF SERVICE LIFE..2664
TECHNICAL SPECIFICATIONS..2666
OVERALL DIMENSIONS..2666
TECHNICAL CHARACTERISTICS..2667
WORKING RANGES..2668
LIFTING CAPACITIES..2670
AUTHORIZED OPTIONAL EQUIPMENT..2672
PRECAUTIONS REGARDING SAFETY..2672
PRECAUTIONS REGARDING THE INSTALLATION OF EQUIPMENT..2673
SPECIFICATIONS..2674
ARM-PIN INFORMATION..2674
ATTACHMENT GUIDE..2675
CONFIGURATION FOR THE INSTALLATION OF THE HYDRAULIC BREAKER..2678
DESCRIPTION AND CONTROL..2678
USE OF THE HYDRAULIC BREAKER AND RULES TO BE OBSERVED..2679
INSTALLING AND REMOVING THE HYDRAULIC BREAKER..2684
CONFIGURATION FOR THE USE OF OPTIONAL EQUIPMENT WITH UNIDIRECTIONAL OIL FLOW..2687
DESCRIPTION AND CONTROL..2687
INSTALLING AND CONNECTING THE EQUIPMENT..2688
MAINTENANCE..2688
LOAD STABILIZER SYSTEM (LSS)..2689
LOAD STABILIZER SYSTEM (LSS) ACCUMULATOR..2689
REAR EQUIPMENT MECHANICAL QUICK COUPLING DEVICE..2690
EQUIPMENT COUPLING AND RELEASE PROCEDURE..2691
PERIODICAL CHANGE OF SAFETY-RELATED COMPONENTS..2696
PERIODICAL CHANGE OF THE SAFETY RELATED COMPONENTS..2697
SAFETY RELATED PARTS..2698
PARTS SUBJECT TO WEAR THAT PERIODICALLY NEED CHANGING..2703
RECOMMENDED FUEL, COOLANT, AND LUBRICANT..2704
LUBRICATION..2705
LUBRICATION DIAGRAM..2705
USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE..2706
HOMOLOGATED SYNTHETIC BIODEGRADABLE LUBRICANTS “HEES”..2708
WENAM00102 - Backhoe-Loader WB93R-5E0 Operation & Maintenance Manual..2711
FOREWORD..2713
FOREWORD..2714
INFORMATION ON SAFETY..2715
SAFETY LABELS..2716
SAFETY LABELS USING PICTOGRAM..2716
NOISE LEVELS..2717
NOISE OUTSIDE THE CAB..2717
NOISE INSIDE THE CAB..2717
VIBRATIONS TO WHICH THE OPERATOR IS SUBJECTED..2718
GUIDE WHEN WORKING IN AREAS WHERE AIR POLLUTION..2719
INTRODUCTION..2720
INTENDED USES..2720
DEMOLITION WORK..2720
IMPROPER OR UNAUTHORIZED USE..2721
MAIN CHARACTERISTICS..2721
POSITIONS AND DIRECTIONS OF THE MACHINE..2722
PRODUCT IDENTIFICATION..2724
MACHINE IDENTIFICATION NUMBER (PIN)..2724
MACHINE IDENTIFICATION PLATE AND PRODUCT IDENTIFICATION NUMBER (PIN)..2724
MACHINE SERIAL NUMBER PLATE..2725
ENGINE SERIAL NUMBER AND EXHAUST GAS EMISSION PLATE..2726
FRONT AXLE SERIAL NUMBER..2726
REAR AXLE SERIAL NUMBER..2727
TRANSMISSION SERIAL NUMBER..2727
CAB SERIAL NUMBER..2727
TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR..2728
SAFETY..2737
SAFETY LABELS..2738
LOCATION OF SAFETY LABELS..2738
SAFETY LABELS..2740
GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE..2749
PRECAUTIONS BEFORE STARTING OPERATION..2749
PREPARATIONS FOR SAFE OPERATION..2750
FIRE PREVENTION..2752
PRECAUTIONS WHEN GETTING ON OR OFF MACHINE..2754
DO NOT GET CAUGHT IN WORK EQUIPMENT..2756
FALLING OBJECTS, FLYING OBJECTS AND INTRUDING OBJECTS PREVENTION..2756
CAUTIONS RELATED TO ROPS..2757
UNAUTHORIZED MODIFICATION..2757
PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS..2757
PRECAUTIONS RELATED TO CAB GLASS..2757
PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING..2758
PRECAUTIONS FOR OPERATION..2759
PRECAUTIONS FOR JOBSITE..2759
STARTING ENGINE..2762
WARNING PLATES..2762
CHECKS AND ADJUSTMENT BEFORE STARTING ENGINE..2762
WHEN STARTING ENGINE..2763
IN COLD AREAS..2763
START ENGINE WITH BOOSTER CABLES..2763
OPERATION..2765
TRANSPORTATION..2770
LIFTING OBJECTS WITH LIFTING DEVICE (OPTIONAL EQUIPMENT)..2771
PRECAUTIONS TO BE TAKEN DURING MAINTENANCE..2773
PRECAUTIONS BEFORE STARTING INSPECTION AND MAINTENANCE..2773
PRECAUTIONS FOR INSPECTION AND MAINTENANCE..2777
FINAL DISPOSAL OF THE MACHINE..2784
OPERATION..2785
GENERAL VIEW OF MACHINE..2786
FRONT VIEW OF MACHINE..2786
REAR VIEW OF MACHINE..2787
CAB INSIDE GENERAL VIEW..2788
EXPLANATION OF COMPONENTS..2790
INSTRUMENTS AND CONTROLS..2790
PUSH BUTTONS ON THE FRONT LOADER CONTROL LEVER..2803
PUSH BUTTON ON THE GEARSHIFT LEVER..2805
CAB SWITCHES AND ELECTRIC ACCESSORIES..2806
MACHINE CONTROLS..2809
ADJUSTING THE CONTROLS..2823
FUSES AND RELAYS..2824
CENTRAL UNIT FUSES – RELAYS AND ENGINE LINE..2824
VENTILATION, HEATING AND AIR CONDITIONING FUSES AND RELAYS..2827
GUARDS, CAB AND DRIVER’S SEAT..2828
ENGINE HOOD..2828
CAB..2828
VENTILATION AND HEATING..2832
AIR CONDITIONER..2834
SEAT..2837
SAFETY BELT..2838
FIRE EXTINGUISHER..2838
FIRST AID KIT..2839
TECHNICAL DOCUMENTATION..2839
STORAGE COMPARTMENT..2839
SAFETY LOCKS..2840
FRONT LOADER LOCKS..2840
BACKHOE LOCKS..2842
REFUELLING PUMP..2843
KOMTRAX SYSTEM..2845
GENERAL PRECAUTIONS..2845
USE OF THE MACHINE..2846
CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE..2846
STARTING THE ENGINE..2848
WARMING THE ENGINE..2850
HEATING THE HYDRAULIC OIL..2850
RUNNING-IN..2850
HOW TO MOVE THE MACHINE..2851
PARKING THE MACHINE..2855
PARKING ON LEVEL GROUND..2855
PARKING ON SLOPES..2856
STOPPING THE ENGINE..2858
TRANSPORTATION..2859
PRECAUTIONS FOR TRANSPORTING MACHINE..2859
SELECT TRANSPORTATION METHOD..2859
PRECAUTIONS FOR LOADING AND UNLOADING WITH TRAILER..2859
PROCEDURES FOR LOADING AND SECURING MACHINE ON THE TRAILER..2860
PRECAUTIONS TO BE TAKEN IN THE COLD SEASON..2862
COLD WEATHER OPERATION INFORMATION..2862
OTHER PRECAUTIONS..2863
PRECAUTIONS TO BE TAKEN AT THE END OF WORK..2863
PRECAUTIONS TO BE TAKEN AT THE END OF THE WINTER..2864
USING THE MACHINE AS A LOADER..2865
BUCKET POSITION INDICATOR..2865
ORGANIZING THE WORK AREA..2865
CHANGING THE STANDARD FRONT BUCKET..2867
USING THE MACHINE AS AN EXCAVATOR..2868
POSITIONING THE BUCKET ACCORDING TO THE WORK THAT MUST BE CARRIED OUT..2868
POSITIONING THE MACHINE FOR DIGGING OPERATIONS..2869
DIGGING METHOD..2870
LIFTING LOADS WITH EQUIPMENT..2872
CHANGING THE BACKHOE BUCKET..2873
LONG PERIODS OF INACTIVITY..2874
PREPARING THE MACHINE FOR A LONG PERIOD OF INACTIVITY..2874
PREPARING THE ENGINE FOR A LONG PERIOD OF INACTIVITY..2875
MAINTENANCE DURING A PERIOD OF INACTIVITY..2875
RESTARTING THE ENGINE..2876
AFTER THE PERIOD OF INACTIVITY..2876
AMBIENT TEMPERATURE RANGE FOR OPERATION AND LONG TERM STORAGE..2876
TROUBLESHOOTING..2877
HOW TO REMOVE THE MACHINE..2877
AFTER THE FUEL HAS RUN OUT..2877
IF THE BATTERY IS DOWN..2878
OTHER TROUBLES..2881
ELECTRICAL CIRCUIT..2881
HYDRAULIC SYSTEM..2881
BRAKING SYSTEM..2882
CONVERTER..2882
ENGINE..2882
MAINTENANCE..2885
PRECAUTIONS FOR MAINTENANCE..2886
CHECK SERVICE METER READING..2886
KOMATSU GENUINE REPLACEMENT PARTS..2886
KOMATSU GENUINE LUBRICANTS..2886
ALWAYS USE CLEAN WASHER FLUID..2886
FRESH AND CLEAN LUBRICANTS..2886
CHECK DRAINED OIL AND USED FILTER..2886
PRECAUTIONS FOR REFILLING OIL OR FUEL..2886
WELDING INSTRUCTIONS..2886
DO NOT DROP THINGS INSIDE MACHINE..2886
DUSTY JOBSITES..2886
AVOID MIXING OIL..2887
LOCK INSPECTION COVERS..2887
BLEED AIR FROM HYDRAULIC CIRCUIT..2887
PRECAUTIONS WHEN INSTALLING HYDRAULIC HOSES..2887
CHECKS AFTER INSPECTION AND MAINTENANCE..2887
FUEL AND LUBRICANTS TO MATCH THE AMBIENT TEMPERATURE..2887
CLOSE ENGINE HOOD SECURELY..2887
OUTLINE OF MAINTENANCE..2888
HANDLE OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC..2888
HANDLE ELECTRICAL COMPONENTS..2892
DRIVING TORQUES..2893
STANDARD DRIVING TORQUES FOR SCREWS AND NUTS..2893
SPECIFIC DRIVING TORQUES FOR SCREWS AND NUTS..2894
STANDARD DRIVING TORQUES FOR HOSES WITH ORFS..2894
MAINTENANCE PLAN..2895
MAINTENANCE PROCEDURES..2897
WHEN REQUIRED..2897
MAINTENANCE INTERVALS IN CASE OF USE OF THE HYDRAULIC BREAKER..2909
MAINTENANCE INTERVAL ACCORDING TO FUEL USED..2909
CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE..2910
MAINTENANCE EVERY 10 HOURS OF OPERATION..2912
MAINTENANCE AFTER THE FIRST 50 HOURS OF OPERATION..2914
MAINTENANCE EVERY 50 HOURS OF OPERATION..2914
MAINTENANCE EVERY 125 HOURS OF OPERATION..2919
MAINTENANCE AFTER THE FIRST 250 HOURS OF OPERATION..2920
MAINTENANCE EVERY 250 HOURS OF OPERATION..2920
MAINTENANCE AFTER THE FIRST 500 HOURS OF OPERATION..2925
MAINTENANCE EVERY 500 HOURS OF OPERATION..2925
MAINTENANCE EVERY 1000 HOURS OF OPERATION..2935
MAINTENANCE EVERY 2000 HOURS OF OPERATION..2940
MAINTENANCE EVERY 3000 HOURS OF OPERATION..2946
MAINTENANCE EVERY 4000 HOURS OF OPERATION..2947
END OF SERVICE LIFE..2948
SPECIFICATIONS..2949
TECHNICAL SPECIFICATIONS..2950
OVERALL DIMENSIONS..2950
TECHNICAL CHARACTERISTICS..2951
WORKING RANGES..2952
LIFTING CAPACITIES..2954
ATTACHMENTS AND OPTIONS..2959
AUTHORIZED OPTIONAL EQUIPMENT..2960
PRECAUTIONS REGARDING SAFETY..2960
PRECAUTIONS REGARDING THE INSTALLATION OF EQUIPMENT..2961
SPECIFICATIONS..2962
ARM-PIN INFORMATION..2962
ATTACHMENT GUIDE..2963
PALLET FORKS..2966
LIFTING CAPACITIES (PALLET FORKS)..2966
DESCRIPTION..2967
USING THE FORKS..2967
MAINTENANCE..2967
4 in 1 BUCKET..2968
DESCRIPTION AND CONTROLS..2968
INSTALLING THE 4in1 BUCKET..2969
USING THE 4in1 BUCKET..2970
MAINTENANCE..2971
FORKS FOR PALLET ON BUCKET 4 IN 1..2972
DESCRIPTION..2972
LIFTING CAPACITY (FORKS FOR ON BUCKET 4 IN 1)..2973
USING THE FORKS..2974
PREPARING THE PALLET FORKS FOR USE..2975
REMOVING THE FORKS..2977
INSTALLING THE FORKS..2977
MAINTENANCE..2977
BACKHOE TELESCOPIC ARM..2978
DESCRIPTION AND CONTROL..2978
SAFETY DEVICES..2979
USING THE TELESCOPIC ARM..2979
MAINTENANCE..2980
TELESCOPIC BOOM WITH PRE-INSTALLATION FOR HYDRAULIC BREAKER AND OPTIONAL TOOLS..2982
CONFIGURATION FOR THE INSTALLATION OF THE HYDRAULIC BREAKER..2989
DESCRIPTION AND CONTROL..2989
USE OF THE HYDRAULIC BREAKER AND RULES TO BE OBSERVED..2990
INSTALLING AND REMOVING THE HYDRAULIC BREAKER..2995
CONFIGURATION FOR THE USE OF OPTIONAL EQUIPMENT WITH UNIDIRECTIONAL OIL FLOW..2998
DESCRIPTION AND CONTROL..2998
INSTALLING AND CONNECTING THE EQUIPMENT..2999
MAINTENANCE..2999
LOAD STABILIZER SYSTEM (LSS)..3000
LOAD STABILIZER SYSTEM (LSS) ACCUMULATOR..3000
REAR EQUIPMENT MECHANICAL QUICK COUPLING DEVICE..3001
EQUIPMENT COUPLING AND RELEASE PROCEDURE..3002
REPLACEMENT PARTS..3007
PERIODICAL CHANGE OF SAFETY-RELATED COMPONENTS..3008
PERIODICAL CHANGE OF THE SAFETY RELATED COMPONENTS..3009
SAFETY RELATED PARTS..3010
PARTS SUBJECT TO WEAR THAT PERIODICALLY NEED CHANGING..3015
RECOMMENDED FUEL, COOLANT, AND LUBRICANT..3016
LUBRICATION..3017
LUBRICATION DIAGRAM..3017
LUBRICATION DIAGRAM (4in1 bucket and pallet forks)..3018
LUBRICATION DIAGRAM (for telescopic boom)..3019
USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE..3020
HOMOLOGATED SYNTHETIC BIODEGRADABLE LUBRICANTS “HEES”..3022
WENAM00120 - Backhoe-Loader WB93R-5E0 Operation & Maintenance Manual..3025
1.1 FOREWORD..3027
1.2 INFORMATION ON SAFETY..3028
1.2.1 POSITION OF THE NOISE PLATES ON MACHINES WITH CAB..3031
1.2.2 VIBRATIONS TO WHICH THE OPERATOR IS SUBJECTED..3032
1.2.3 GUIDE WHEN WORKING IN AREAS WHERE AIR POLLUTION..3033
1.3 INTRODUCTION..3034
1.3.1 INTENDED USES..3034
1.3.2 DEMOLITION WORK..3034
1.3.3 IMPROPER OR UNAUTHORIZED USE..3035
1.3.4 MAIN CHARACTERISTICS..3036
1.3.5 RUNNING-IN..3036
1.3.6 POSITIONS AND DIRECTIONS OF THE MACHINE..3037
1.3.6.1 WHEN OPERATING THE LOADER OR TRAVELLING..3037
1.3.6.2 WHEN OPERATING THE BACKHOE..3038
1.4 PRODUCT IDENTIFICATION..3039
1.4.1 MACHINE IDENTIFICATION NUMBER (PIN)..3039
1.4.2 MACHINE IDENTIFICATION PLATE AND PRODUCT IDENTIFICATION NUMBER (PIN)..3039
1.4.2.1 MACHINE SERIAL NUMBER PLATE (according directive 2006/42/EC)..3040
1.4.3 ENGINE SERIAL NUMBER AND EXHAUST GAS EMISSION PLATE..3041
1.4.4 FRONT AXLE SERIAL NUMBER..3041
1.4.5 REAR AXLE SERIAL NUMBER..3042
1.4.6 TRANSMISSION SERIAL NUMBER..3042
1.4.7 CAB SERIAL NUMBER..3042
1.4.8 TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR..3043
1.4.9 DECLARATION OF CONFORMITY (for machines placed on the market as from 29 December 2009)..3043
1.5 KOMTRAX SYSTEM..3044
1.5.1 GENERAL PRECAUTIONS..3044
TABLE OF CONTENTS..3047
2.1 SAFETY, NOISE AND VIBRATION PLATES..3058
2.1.1 POSITION OF THE SAFETY PLATES..3058
2.1.2 PICTOGRAMS AND RELEVANT MEANINGS..3060
2.2 GENERAL PRECAUTIONS..3074
2.2.1 GENERAL SAFETY RULES..3074
2.2.2 SAFETY DEVICES AND GUARDS..3074
2.2.3 CLOTHING AND PERSONAL PROTECTION ITEMS..3074
2.2.4 UNAUTHORIZED MODIFICATIONS..3075
2.2.5 LEAVING THE OPERATOR’S SEAT..3075
2.2.6 GETTING ON AND OFF THE MACHINE..3076
2.2.7 CHECKING THE REAR-VIEW MIRRORS..3076
2.2.8 PREVENTING FIRES DUE TO FUEL AND OIL..3077
2.2.9 LIFTING OF PERSONNEL PROHIBITED..3077
2.2.10 PREVENTING BURNS..3077
2.2.11 ASBESTOS DUST HAZARD PREVENTION..3078
2.2.12 PREVENTING DAMAGE CAUSED BY THE WORK EQUIPMENT..3078
2.2.13 DETERGENT FOR THE WINDOWS..3078
2.2.14 FIRE EXTINGUISHERS AND FIRST AID KIT..3079
2.2.15 FALLING OBJECTS, FLYING OBJECTS AND INTRUDING OBJECTS PREVENTION..3079
2.2.16 CAUTIONS RELATED TO ROPS..3080
2.2.17 PRECAUTIONS CONCERNING THE EQUIPMENT..3080
2.3 PRECAUTIONS TO BE TAKEN BEFORE STARTING THE ENGINE..3081
2.3.1 SAFETY ON THE WORK SITE..3081
2.3.2 FIRE PREVENTION..3081
2.3.3 PRECAUTIONS TO BE TAKEN FOR THE OPERATOR'S CAB..3081
2.3.4 ROOM VENTILATION..3082
2.3.5 CLEANING WINDOWS, MIRRORS AND LIGHTS - CHECKING THE WINDSHIELD WIPER BLADES AND THE BULBS..3082
2.4 PRECAUTIONS TO BE TAKEN DURING WORK..3083
2.4.1 WHEN STARTING THE ENGINE..3083
2.4.2 RULES FOR TRAVELLING ON ROADS..3083
2.4.3 REGULATIONS FOR ROAD TRANSFER (TUV approval)..3084
2.4.4 HAND SIGNALS..3086
2.4.5 CHECKS FOR TRAVELLING IN REVERSE..3091
2.4.6 MOVING THE MACHINE..3091
2.4.7 WORKING ON SLOPES..3092
2.4.8 PROHIBITED OPERATIONS..3092
2.4.9 PREVENTING ELECTROCUTION..3093
2.4.10 VISIBILITY..3094
2.4.11 WORKING ON ICY OR SNOW-COVERED SURFACES..3094
2.4.12 PREVENTING DAMAGE CAUSED BY THE WORK EQUIPMENT..3094
2.4.13 WORKING ON LOOSE GROUND..3094
2.4.14 PARKING THE MACHINE..3095
2.5 TRANSPORTING THE MACHINE ON OTHER VEHICLES..3096
2.5.1 LOADING AND UNLOADING THE MACHINE..3096
2.5.2 TRANSPORT..3096
2.6 BATTERY..3097
2.6.1 PREVENTING RISKS THAT MAY BE DUE TO THE BATTERY..3097
2.6.2 STARTING WITH BOOSTER CABLES..3098
2.7 PRECAUTIONS FOR EMERGENCY RECOVERY..3099
2.8 LIFTING OBJECTS WITH LIFTING DEVICE (OPTIONAL EQUIPMENT)..3100
2.8.1 SAFETY RULES FOR LIFTING OBJECTS..3100
2.9 PRECAUTIONS TO BE TAKEN DURING MAINTENANCE..3103
2.9.1 WARNING PLATES..3103
2.9.2 TOOLS..3103
2.9.3 PERSONNEL..3104
2.9.4 EQUIPMENT..3104
2.9.5 WORKING UNDER THE MACHINE..3104
2.9.6 STABILITY..3104
2.9.7 REPAIR WELDS..3104
2.9.8 KEEPING THE MACHINE CLEAN..3105
2.9.9 USE OF THE ENGINE DURING MAINTENANCE..3105
2.9.10 PERIODICAL CHANGE OF THE SAFETY RELATED PARTS..3105
2.9.11 STOP THE ENGINE BEFORE CARRYING OUT ANY MAINTENANCE OPERATION OR INSPECTION..3106
2.9.12 BATTERY MAIN SWITCH PRECAUTIONS..3107
2.9.13 RULES TO BE FOLLOWED DURING FUEL OR OIL TOPPING UP..3107
2.9.14 CHECKING THE COOLANT LEVEL IN THE RADIATOR..3107
2.9.15 USING LAMPS..3108
2.9.16 PRECAUTIONS FOR BATTERY AND ALTERNATOR HANDLING..3108
2.9.17 PRECAUTIONS CONCERNING THE STARTER..3108
2.9.18 HANDLING HIGH-PRESSURE PIPES..3109
2.9.19 PRECAUTIONS TO BE TAKEN WHEN WORKING ON HIGH- PRESSURE SYSTEMS..3109
2.9.20 PRECAUTIONS FOR MAINTENANCE WORK INVOLVING HIGH TEMPERATURES AND PRESSURES..3109
2.9.21 HYDRAULIC ACCUMULATOR..3110
2.9.22 COOLING FAN AND FAN BELT..3110
2.9.23 CHEMICAL HAZARD..3110
2.9.24 WASTE MATERIALS..3111
2.9.25 SERVICING THE AIR CONDITIONER..3111
2.9.26 PRECAUTIONS CONCERNING TECHNOPOLYMERS AND ELASTOMERS..3111
2.9.27 PRECAUTIONS TO BE TAKEN WHEN INFLATING THE TYRES..3112
2.9.28 PRECAUTIONS FOR THE INSTALLATION OF THE EXHAUST SYSTEM TAILPIPE..3112
2.9.29 PRECAUTIONS TO BE TAKEN WHEN USING SYNTHETIC BIODEGRADABLE OIL TYPE «HEES»..3112
2.9.30 FINAL DISPOSAL OF THE MACHINE..3112
3.1 SAFETY LOCKS..3114
3.1.1 FRONT LOADER LOCKS..3114
3.1.2 BACKHOE LOCKS..3116
3.2 GENERAL VIEW OF MACHINE..3118
3.2.1 FRONT VIEW OF MACHINE..3118
3.2.2 REAR VIEW OF MACHINE..3119
3.2.3 CAB INSIDE GENERAL VIEW..3120
3.2.3.1 CAB INSIDE GENERAL VIEW (mechanical backhoe controls)..3120
3.2.3.2 CAB INSIDE GENERAL VIEW (backhoe servo controls)..3121
3.3 INSTRUMENTS AND CONTROLS..3122
3.3.1 FRONT INSTRUMENTS..3122
3.3.2 SIDE INSTRUMENTS..3126
3.3.3 PUSH BUTTONS ON THE FRONT LOADER CONTROL LEVER..3136
3.3.4 PUSH BUTTON ON THE GEARSHIFT LEVER..3137
3.3.5 CAB SWITCHES AND ELECTRIC ACCESSORIES..3138
3.3.6 MACHINE CONTROLS..3142
3.3.6.1 MACHINE CONTROLS (version with mechanically-controlled backhoe)..3142
3.3.6.2 MACHINE CONTROLS (version with servo-assisted backhoe)..3145
3.3.6.3 ADJUSTING THE CONTROLS..3166
3.4 FUSES AND RELAYS..3169
3.4.1 CENTRAL UNIT FUSES – RELAYS AND ENGINE LINE..3169
3.4.1.1 FUSES..3169
3.4.1.2 RELAYS..3171
3.4.2 VENTILATION, HEATING AND AIR CONDITIONING FUSES AND RELAYS..3172
3.4.2.1 FUSES..3172
3.4.2.2 RELAYS..3172
3.5 GUARDS, CAB AND DRIVER’S SEAT..3173
3.5.1 ENGINE HOOD..3173
3.5.2 CAB..3174
3.5.3 VENTILATION AND HEATING..3177
3.5.4 AIR CONDITIONER (if installed)..3178
3.5.5 SEAT..3180
3.5.5.1 SEAT (Standard mod. CAB SEATING)..3180
3.5.6 SEAT (OPTIONAL)..3182
3.5.6.1 PNEUMATIC SUSPENSION SEAT (optional mod. CAB SEATING)..3183
3.5.6.2 SEAT (Standard mod. SEARS SEATING)..3184
3.5.6.3 PNEUMATIC SUSPENSION SEAT (optional mod. SEARS SEATING)..3185
3.5.7 SAFETY BELT..3186
3.5.7.1 STANDARD SAFETY BELTS..3186
3.5.7.2 SAFETY BELTS WITH WINDER..3186
3.5.8 FIRE EXTINGUISHER..3186
3.5.9 FIRST AID KIT..3186
3.5.10 TECHNICAL DOCUMENTATION..3187
3.5.11 STORAGE COMPARTMENT..3187
3.5.12 REFUELLING PUMP (If installed)..3188
3.6 USE OF THE MACHINE..3190
3.6.1 CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE..3190
3.6.1.1 VISUAL CHECKS..3190
3.6.1.2 OPERATIONAL CHECKS..3191
3.6.2 STARTING THE ENGINE..3192
3.6.2.1 STARTING WITH WARM ENGINE OR IN TEMPERATE CLIMATES..3192
3.6.2.2 STARTING WITH COLD ENGINE OR IN COLD CLIMATES..3193
3.6.3 WARMING THE ENGINE..3194
3.6.4 HEATING THE HYDRAULIC OIL..3194
3.6.5 HOW TO MOVE THE MACHINE..3195
3.6.5.1 DIFFERENTIAL LOCKING..3196
3.6.5.2 ENGAGING THE FOUR-WHEEL DRIVE..3196
3.6.5.3 WORKING ON SLOPES..3197
3.6.5.4 MAXIMUM IMMERSION DEPTH..3198
3.7 PARKING THE MACHINE..3199
3.7.1 PARKING ON LEVEL GROUND..3199
3.7.2 PARKING ON SLOPES..3200
3.8 STOPPING THE ENGINE..3201
3.9 TRANSPORTING THE MACHINE ON OTHER VEHICLES..3202
3.9.1 LOADING AND UNLOADING THE MACHINE..3202
3.9.2 TRANSPORT..3203
3.9.3 LIFTING THE MACHINE..3204
3.10 PRECAUTIONS TO BE TAKEN IN THE COLD SEASON..3205
3.10.1 FUEL AND LUBRICANTS..3205
3.10.2 COOLANT..3205
3.10.3 BATTERY..3206
3.10.4 OTHER PRECAUTIONS..3206
3.10.5 PRECAUTIONS TO BE TAKEN AT THE END OF WORK..3206
3.11 PRECAUTIONS TO BE TAKEN AT THE END OF THE WINTER..3207
3.12 USING THE MACHINE AS A LOADER..3208
3.12.1 BUCKET POSITION INDICATOR..3208
3.12.2 ORGANIZING THE WORK AREA..3208
3.12.2.1 LOADING HEAPED AND LEVEL MATERIAL..3209
3.12.2.2 LOADING OPERATIONS ON SLOPES..3210
3.12.3 CHANGING THE STANDARD FRONT BUCKET..3210
3.13 USING THE MACHINE AS AN EXCAVATOR..3211
3.13.1 POSITIONING THE BUCKET ACCORDING TO THE WORK THAT MUST BE CARRIED OUT..3211
3.13.2 POSITIONING THE MACHINE FOR DIGGING OPERATIONS..3212
3.13.3 SLIDING THE BACKHOE UNIT SIDEWARDS..3213
3.13.4 DIGGING METHOD..3214
3.13.5 LIFTING LOADS WITH EQUIPMENT..3215
3.13.5.1 LIFTING CAPACITIES..3216
3.13.5.2 LIFTING CAPACITIES..3217
3.13.5.3 CHANGING THE BACKHOE BUCKET..3218
3.14 LONG PERIODS OF INACTIVITY..3219
3.14.1 PREPARING THE MACHINE FOR A LONG PERIOD OF INACTIVITY..3219
3.14.2 PREPARING THE ENGINE FOR A LONG PERIOD OF INACTIVITY..3221
3.14.3 MAINTENANCE DURING A PERIOD OF INACTIVITY..3221
3.14.4 RESTARTING THE ENGINE..3222
3.14.5 AFTER THE PERIOD OF INACTIVITY..3222
3.14.6 AMBIENT TEMPERATURE RANGE FOR OPERATION AND LONG TERM STORAGE..3222
3.15 TROUBLESHOOTING..3223
3.15.1 HOW TO REMOVE THE MACHINE..3223
3.15.2 AFTER THE FUEL HAS RUN OUT..3223
3.15.3 IF THE BATTERY IS DOWN..3224
3.15.3.1 STARTING WITH BOOSTER CABLES..3225
3.15.4 OTHER TROUBLES..3227
3.15.4.1 ELECTRICAL CIRCUIT..3227
3.15.4.2 HYDRAULIC SYSTEM..3227
3.15.4.3 BRAKING SYSTEM..3228
3.15.4.4 CONVERTER..3228
3.15.4.5 ENGINE..3228
4.1 GUIDE TO MAINTENANCE..3232
4.2 MAINTENANCE NOTES..3234
4.2.1 NOTES REGARDING THE ENGINE..3234
4.2.1.1 ENGINE OIL..3234
4.2.1.2 COOLANT..3234
4.2.1.3 FUEL..3235
4.2.2 NOTES REGARDING THE HYDRAULIC SYSTEM..3235
4.2.3 NOTES REGARDING THE ELECTRIC SYSTEM..3236
4.2.4 NOTES REGARDING LUBRICATION..3236
4.2.5 PARTS SUBJECT TO WEAR THAT PERIODICALLY NEED CHANGING..3237
4.3 FUEL AND LUBRICANTS..3238
4.3.1 HOMOLOGATED SYNTHETIC BIODEGRADABLE LUBRICANTS “HEES”..3240
4.4 DRIVING TORQUES..3241
4.4.1 STANDARD DRIVING TORQUES FOR SCREWS AND NUTS..3241
4.4.2 SPECIFIC DRIVING TORQUES FOR SCREWS AND NUTS..3242
4.4.3 STANDARD DRIVING TORQUES FOR HOSES WITH ORFS..3242
4.5 LUBRICATION..3243
4.5.1 LUBRICATION DIAGRAM..3243
4.5.2 LUBRICATION DIAGRAM (4in1 bucket and pallet forks)..3244
4.5.3 LUBRICATION DIAGRAM (front bucket quick couplings)..3245
4.5.4 LUBRICATION DIAGRAM (offset device)..3246
4.5.5 LUBRICATION CHART (For hydraulically-controlled sliding plate)..3247
4.5.6 LUBRICATION DIAGRAM (for telescopic boom)..3248
4.6 PERIODICAL CHANGE OF THE SAFETY RELATED COMPONENTS..3249
4.6.1 SAFETY RELATED PARTS..3250
4.6.1.1 FUEL SYSTEM..3250
4.6.1.2 DELIVERY HYDRAULIC SYSTEM..3251
4.6.1.3 FRONT LOADER HYDRAULIC SYSTEM..3252
4.6.1.4 BACKHOE HYDRALIC SYSTEM..3253
4.6.1.5 OPERATOR’S SAFETY..3254
4.7 MAINTENANCE PLAN..3255
4.8 MAINTENANCE PROCEDURES..3257
4.8.1 WHEN REQUIRED..3257
4.8.1.a CHECKING, CLEANING OR CHANGING THE ENGINE AIR FILTERS..3257
4.8.1.b CHECKING AND CLEANING THE CAB AIR FILTER..3258
4.8.1.c CHECKING AND CLEANING THE AIR RECIRCULATION FILTER (only for machines with air conditioner)..3259
4.8.1.d CHECKING THE DETERGENT LEVEL IN THE WINDSHIELD WASHER RESERVOIR AND TOPPING UP..3259
4.8.1.e CHECKING THE WINDSHIELD WIPER BLADES..3260
4.8.1.f LUBRICATING THE CAB DOOR HINGES..3260
4.8.1.g FUSES AND RELAYS – CHECK AND CHANGE..3260
4.8.1.h BLEEDING THE BRAKING CIRCUIT..3261
4.8.1.i CHECKING AND ADJUSTING THE FRONT WHEEL TOE-IN..3262
4.8.1.j CHECKING THE BRAKING EFFICIENCY..3262
4.8.1.k CHECKING AND ADJUSTING THE PARKING BRAKE..3263
4.8.1.l CHECKING AND ADJUSTING THE BRAKE PEDAL STROKE..3264
4.8.1.m ADJUSTING THE AUTOMATIC RETURN- TO-DIG DEVICE OF THE FRONT BUCKET (if installed)..3264
4.8.1.n CHECKING AND ADJUSTING THE STABILIZER SLACK..3265
4.8.1.o 1st STAGE DECANTER DRAINAGE..3266
4.8.2 MAINTENANCE INTERVALS IN CASE OF USE OF THE HYDRAULIC BREAKER..3267
4.8.2.a CHANGING THE HYDRAULIC OIL FILTER..3267
4.8.2.b CHANGING THE HYDRAULIC OIL..3267
4.8.3 CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE..3268
4.8.3.a VARIOUS CHECKS..3268
4.8.3.b CHECKING THE COOLANT LEVEL..3268
4.8.3.c CHECKING THE FUEL LEVEL..3269
4.8.3.d CHECKING THE ENGINE OIL LEVEL..3269
4.8.4 MAINTENANCE EVERY 10 HOURS OF OPERATION..3270
4.8.4.a LUBRICATING THE JOINTS..3270
4.8.5 MAINTENANCE AFTER THE FIRST 50 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil type HEES is used)..3272
4.8.6 MAINTENANCE EVERY 50 HOURS OF OPERATION..3272
4.8.6.a CHECKING THE HYDRAULIC OIL LEVEL..3272
4.8.6.b CHECKING THE FLUID LEVEL IN THE RADIATOR..3273
4.8.6.c CHECKING THE BRAKING SYSTEM OIL LEVEL..3273
4.8.6.d LUBRICATING THE PROPELLER SHAFTS..3274
4.8.6.e LUBRICATING THE FRONT AXLE JOINTS AND CENTRAL COUPLING..3275
4.8.6.f CHECKING THE TYRE PRESSURE..3275
4.8.6.g 2nd STAGE DECANTER DRAINAGE..3276
4.8.7 MAINTENANCE AFTER THE FIRST 250 HOURS OF OPERATION..3277
4.8.8 MAINTENANCE EVERY 250 HOURS OF OPERATION..3277
4.8.8.a CHECKING THE ALTERNATOR-FAN BELT..3277
4.8.8.b CHECKING AND ADJUSTING THE A/C COMPRESSOR BELT TENSION (only for machines with air conditioner)..3278
4.8.8.c CHECKING THE BATTERY ELECTROLYTE LEVELAND TOPPING UP..3279
4.8.8.d CHECKING THE FRONT AXLE OIL LEVELS..3280
4.8.8.e CHECKING THE REAR AXLE OIL LEVEL..3280
4.8.8.f CHECKING THE HYDRAULIC TRANSMISSION OIL LEVEL..3281
4.8.8.g CHECKING THE WHEEL NUT DRIVING TORQUE..3281
4.8.9 MAINTENANCE AFTER THE FIRST 500 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil type HEES is used)..3282
4.8.10 MAINTENANCE EVERY 500 HOURS OF OPERATION..3282
4.8.10.a CHANGING THE ENGINE OIL..3282
4.8.10.b CHANGING THE ENGINE OIL FILTER..3283
4.8.10.c CHANGING THE HYDRAULIC SYSTEM OIL FILTER..3283
4.8.10.d CHANGING THE FUEL FILTERS..3286
4.8.10.e DRAINING THE FUEL TANK..3288
4.8.10.f DRAINING THE HYDRAULIC OIL TANK (only for machines in which synthetic biodegradable oil type HEES is used )..3289
4.8.10.g CLEANING THE OUTSIDE OF THE RADIATOR..3290
4.8.10.h CLEANING THE OUTSIDE OF THE A/C CONDENSER (only for machines with air conditioner)..3291
4.8.11 MAINTENANCE EVERY 1000 HOURS OF OPERATION..3292
4.8.11.a CHANGING THE FRONT AXLE OIL..3292
4.8.11.b CHANGING THE REAR AXLE OIL..3293
4.8.11.c CHANGING THE HYDRAULIC TRANSMISSION OIL..3294
4.8.11.d CHANGING THE HYDRAULIC TRANSMISSION OIL FILTER..3295
4.8.12 MAINTENANCE EVERY 2000 HOURS OF OPERATION..3296
4.8.12.a CHANGING THE HYDRAULIC OIL AND CLEANING THE INTAKE FILTER..3296
4.8.12.b CLEANING OF THE COOLING SYSTEM AND CHANGING THE COOLANT..3298
4.8.12.c CHANGING THE BRAKING SYSTEM OIL..3300
4.8.12.d CHECKING THE ALTERNATOR AND THE STARTER..3301
4.8.12.e CHANGING THE ALTERNATOR BELT..3301
4.8.12.f CHECKING THE A/C COOLING GAS QUANTITY (only for machines with air conditioner)..3301
4.8.13 MAINTENANCE EVERY 3000 HOURS OF OPERATION..3302
4.8.13.a CHECKING THE ENGINE RETAINING SCREWS AND DAMPING ELEMENTS..3302
4.8.13.b CHECKING AND ADJUSTING THE ENGINE VALVE CLEARANCE AND THE INJECTION TIMING ADVANCE..3302
4.8.14 MAINTENANCE EVERY 4000 HOURS OF OPERATION..3303
4.8.14.a CHANGING THE A/C DEWATERING FILTER (Only for machines with air conditioner)..3303
4.8.14.b CHECKING THE OPERATING CONDITIONS OF THE A/C COMPRESSOR (Only for machines with air conditioner)..3303
4.8.14.c CHANGING THE ENGINE THERMOSTATIC VALVE..3303
4.9 END OF SERVICE LIFE..3304
5.1 TECHNICAL SPECIFICATIONS..3306
5.1.1 STANDARD OVERALL DIMENSIONS..3306
5.1.1.1 OVERALL DIMENSIONS WITH STANDARD ARM..3306
5.1.1.2 OVERALL DIMENSIONS WITH TELESCOPIC ARM..3307
5.1.2 TECHNICAL CHARACTERISTICS..3308
5.1.3 WORKING RANGES..3309
5.1.3.1 WORKING RANGE LOADER AND BACKHOE..3309
5.1.4 LIFTING CAPACITIES..3311
5.1.4.1 LIFTING CAPACITIES (STANDARD BOOM)..3312
5.1.4.2 LIFTING CAPACITIES (BOOM WITH OFFSET DEVICE)..3312
6.1 AUTHORIZED OPTIONAL EQUIPMENT..3314
6.1.1 PRECAUTIONS REGARDING SAFETY..3314
6.1.2 PRECAUTIONS REGARDING THE INSTALLATION OF EQUIPMENT..3315
6.2 SPECIFICATIONS..3316
6.2.1 ARM-PIN INFORMATION..3316
6.3 ATTACHMENT GUIDE..3317
6.3.1 COMBINATIONS OF WORK EQUIPMENT..3317
6.3.2 ATTACHMENT CONFIGURATION..3317
6.4 FRONT EQUIPMENT QUICK COUPLING DEVICES..3320
6.4.1 MANUAL QUICK COUPLING..3320
6.4.2 HYDRAULIC QUICK COUPLING FOR STANDARD BUCKET..3322
6.4.2.1 COUPLING..3322
6.4.2.2 RELEASE..3323
6.4.3 HYDRAULIC QUICK COUPLING FOR 4in1 BUCKET AND OPTIONAL EQUIPMENT..3324
6.5 PALLET FORKS..3325
6.5.1 LIFTING CAPACITIES (PALLET FORKS)..3325
6.5.2 DESCRIPTION..3326
6.5.3 USING THE FORKS..3326
6.5.4 MAINTENANCE..3326
6.6 4in1 BUCKET..3327
6.6.1 DESCRIPTION AND CONTROLS..3327
6.6.2 SAFETY DEVICES..3327
6.6.3 INSTALLING THE 4in1 BUCKET..3328
6.6.4 USING THE 4in1 BUCKET..3329
6.6.5 MAINTENANCE..3329
6.7 FORKS FOR PALLET ON BUCKET 4 IN 1..3330
6.7.1 DESCRIPTION..3330
6.7.2 LIFTING CAPACITY (FORKS FOR ON BUCKET 4 IN 1)..3331
6.7.3 USING THE FORKS..3331
6.7.3.1 PREPARING THE PALLET FORKS FOR USE..3332
6.7.3.2 OVERTURNING THE FORKS..3332
6.7.4 REMOVING THE FORKS..3334
6.7.5 INSTALLING THE FORKS..3334
6.7.6 MAINTENANCE..3334
6.7.7 INSTALLING THE 4in1 BUCKET..3335
6.8 ANGLE DOZER BLADE..3336
6.8.1 DESCRIPTION..3336
6.8.2 CONFIGURATION OF THE ANGLE DOZER BLADE..3336
6.8.3 MAINTENANCE..3337
6.8.4 INSTALLING BLADE DOZER..3338
6.8.5 USE OF ANGLE DOZER BLADE..3339
6.9 BACKHOE TELESCOPIC ARM..3340
6.9.1 DESCRIPTION AND CONTROL..3340
6.9.1.1 CONTROL (version with mechanically- controlled backhoe)..3340
6.9.1.2 CONTROL (version with servo-assisted backhoe)..3340
6.9.2 SAFETY DEVICES..3341
6.9.3 USING THE TELESCOPIC ARM..3341
6.9.4 MAINTENANCE..3342
6.9.4.1 ADJUSTING THE GUIDE SLACK..3342
6.10 CONFIGURATION FOR THE INSTALLATION OF THE HYDRAULIC BREAKER..3344
6.10.1 DESCRIPTION AND CONTROL..3344
6.10.1.1 CONTROL (version with mechanically- controlled backhoe)..3344
6.10.1.2 CONTROL (version with servo-assisted backhoe)..3344
6.10.2 USE OF THE HYDRAULIC BREAKER AND RULES TO BE OBSERVED..3345
6.10.2.1 HYDRAULIC BREAKER..3345
6.10.3 INSTALLING AND REMOVING THE HYDRAULIC BREAKER..3350
6.10.3.1 INSTALLING THE HAMMER..3350
6.10.3.2 REMOVING THE HAMMER..3352
6.10.4 USING THE HAMMER..3352
6.10.5 MAINTENANCE..3352
6.11 APPLICATION OF THE OFFSET DEVICE..3353
6.11.1 DESCRIPTION AND CONTROL..3353
6.11.1.1 CONTROL (version with mechanically- controlled backhoe)..3353
6.11.1.2 CONTROL (version with servo-assisted backhoe)..3354
6.11.2 MAINTENANCE..3354
6.12 CONFIGURATION FOR THE USE OF OPTIONAL EQUIPMENT WITH UNIDIRECTIONAL OIL FLOW..3355
6.12.1 DESCRIPTION AND CONTROL..3355
6.12.1.1 CONTROL (version with mechanically- controlled backhoe)..3355
6.12.1.2 CONTROL (version with servo-assisted backhoe)..3355
6.12.2 INSTALLING AND CONNECTING THE EQUIPMENT..3356
6.12.3 MAINTENANCE..3356
6.13 CONFIGURATION FOR THE USE OF THE CLAMSHELL BUCKET..3357
6.13.1 DESCRIPTION AND CONTROL..3357
6.13.1.1 CONTROL (version with mechanically-controlled backhoe)..3357
6.13.1.2 CONTROL (version with servo-assisted backhoe)..3358
6.13.2 INSTALLING THE CLAMSHELL BUCKET..3359
6.13.3 USING THE CLAMSHELL BUCKET..3360
6.13.4 MAINTENANCE..3360
6.14 TELESCOPIC BOOM WITH PRE-INSTALLATION FOR HYDRAULIC BREAKER AND OPTIONAL TOOLS..3361
6.15 CONFIGURATION FOR THE USE OF THE HAND HYDRAULIC HAMMER..3368
6.15.1 DESCRIPTION AND CONTROL..3368
6.15.2 INSTALLING AND REMOVING THE HAND HAMMER..3369
6.15.2.1 CONNECTING THE HAND HAMMER..3369
6.15.2.2 REMOVING THE CONNECTIONS..3370
6.15.3 USING THE HAMMER..3370
6.15.4 MAINTENANCE..3370
6.16 LOAD STABILIZER SYSTEM (LSS) (Optional)..3371
6.16.1 LOAD STABILIZER SYSTEM (LSS) ACCUMULATOR..3371
6.17 REAR EQUIPMENT MECHANICAL QUICK COUPLING DEVICE..3372
6.17.1 EQUIPMENT COUPLING AND RELEASE PROCEDURE..3373
6.17.1.1 COUPLING PROCEDURE..3373
6.17.1.2 RELEASE PROCEDURE..3375
6.17.2 MAINTENANCE..3376
6.17.3 MAINTENANCE PLAN..3376
6.17.3.1 DAILY..3376
6.17.3.2 WEEKLY (AT LEAST ONCE PER WEEK)..3376
6.17.3.3 TROUBLESHOOTING..3376
6.18 HYDRAULICALLY-CONTROLLED SLIDING PLATE FOR BACKHOE..3377
WENBM00111 - Backhoe-Loader WB93R-5E0 Shop Manual..3381
00 INTRODUCTION..3383
CONTENTS..3383
k SAFETY..3385
FOREWORD..3387
HOW TO READ THE SHOP MANUAL..3388
HOISTING INSTRUCTIONS..3389
STANDARD TIGHTENING TORQUE..3390
COATING MATERIALS..3392
ELECTRIC..3393
WEIGHT TABLE..3394
TABLE OF OIL AND COOLANT QUANTITIES..3395
CONVERSION TABLE..3397
10 STRUCTURE AND FUNCTION..3405
POWER TRAIN..3406
TRANSMISSION (4WD)..3408
TRANSMISSION..3410
DRIVE SHAFTS..3413
CONTROL VALVE BLOCK..3415
FRONT AXLE..3416
REAR AXLE..3419
HYDRAULIC PUMP..3423
1. MAIN PUMP..3424
2. DELIVERY CONTROL VALVE..3429
9-SPOOL CONTROL VALVE..3437
11-SPOOL CONTROL VALVE..3445
CLSS..3453
STEERING UNIT..3472
PPC VALVES..3474
SHOVEL PPC VALVE (STANDARD)..3474
OUTRIGGERS PPC VALVE..3484
SOLENOID VALVE GROUP (EV1)..3489
OUTRIGGERS SAFETY VALVE..3491
SHOVEL CYLINDERS..3492
RAISING CYLINDER..3492
BACKHOE CYLINDERS..3494
BOOM CYLINDER..3494
BUCKET CYLINDER..3495
AIR-CONDITIONING UNIT..3498
OPERATION OF THE AIR CONDITIONING UNIT..3499
20 TESTING AND ADJUSTMENTS..3501
NORMAL OR STANDARD TECHNICAL DATA..3502
SPECIAL TOOLS..3517
VALVE CLEARANCE ADJUSTING..3518
ENGINE SPEED TESTS..3519
TENSIONING THE AIR-CONDITIONING COMPRESSOR BELT..3520
BLEEDING AIR FROM CIRCUITS - ELIMINATING RESIDUAL PRESSURE..3521
ADJUSTING ACCELERATOR PEDAL TRAVEL AND ACCELERATOR LEVER..3523
CHECKING AND ADJUSTING THE BRAKE PEDAL STROKE..3525
BRAKING SYSTEM CHECKS..3526
PARKING BRAKE ADJUSTMENT..3528
CHECKING AND SETTING PRESSURE IN THE ATTACHMENTS HYDRAULIC CIRCUIT..3529
CHECKING THE SETTING OF MAIN RELIEF AND SECONDARY VALVES..3531
SETTING THE MAIN RELIEF VALVES AND THE REDUCING VALVES..3534
CHECKING AND ADJUSTING THE LS DIFFERENTIAL PRESSURE - ADJUSTING THE LS VALVE..3536
CHECKING AND ADJUSTING SERVOCONTROLS SUPPLY PRESSURE..3537
ADJUSTING THE PC VALVE..3538
TESTING AND SETTING STEERING CONTROL SYSTEM PRESSURE..3539
CHECKING FOR LEAKS IN THE STEERING CYLINDERS..3540
TESTING PRESSURES IN THE POWER TRAIN GROUP..3541
TESTING THE CORRECT FUNCTIONING OF THE POWER TRAINCLUTCHES..3543
JIG ARM CLEARANCE ADJUSTMENT..3544
ANALYSIS OF CAUSES HYDRAULIC DRIFT..3546
FRONT EQUIPMENT..3546
BACKHOE..3547
TESTING THE AIR-CONDITIONING UNIT..3551
EMPTYING THE AIR-CONDITIONING UNIT..3553
TROUBLESHOOTING..3554
FRONT AXLE TROUBLESHOOTING..3554
FRONT AXLE CHECKING AND TROUBLESHOOTING..3557
REAR AXLE TROUBLESHOOTING..3559
REAR AXLE CHECKING AND TROUBLESHOOTING..3562
TRANSMISSION TROUBLESHOOTING..3564
30 REMOVAL AND INSTALLATION..3567
HOW TO READ THE MANUAL..3568
PRECAUTIONS TO BE TAKEN WHILE WORKING..3569
SPECIAL TOOLS..3570
ENGINE HOOD..3574
Removal..3574
Installation..3574
FRONT GUARD..3575
Removal..3575
Installation..3575
RADIATOR GROUP - INTERCOOLER..3576
Removal..3576
Installation..3578
INTERCOOLER..3579
Removal..3579
Installation..3580
CONDENSER..3581
Removal..3581
Installation..3581
EXHAUST PIPE..3582
Removal..3582
Installation..3582
MUFFLER..3583
Removal..3583
Installation..3583
AIR FILTER..3584
Removal..3584
Installation..3584
ENGINE BELT..3585
Replacement..3585
TURBOCHARGER..3586
Removal..3586
Installation..3586
AIR-CONDITIONING UNIT COMPRESSOR..3587
Removal..3587
Installation..3588
AIR-CONDITIONING UNIT COMPRESSOR BELT..3589
Removal..3589
Installation..3589
FAN AND HEATING GROUP..3590
Removal..3590
Installation..3593
BATTERY..3594
Removal..3594
Installation..3594
FUEL TANK..3595
Removal..3595
Installation..3595
STEERING WHEEL AND TRANSMISSION-REVERSE, DIRECTION INDICATOR AND HEADLIGHT DIPPER BEAM CONTROL GROUP..3596
Removal..3596
Installation..3597
WORKING BRAKE PUMP GROUP..3598
Removal..3598
Installation..3600
STEERING UNIT..3601
Removal..3601
Installation..3602
CAB..3603
Removal..3603
Installation..3608
HYDRAULIC OIL TANK..3609
Removal..3609
Installation..3613
PISTON PUMP..3614
Removal..3614
Installation..3615
TRANSMISSION..3616
Removal..3616
Installation..3619
CONVERTOR..3695
Removal..3695
Installation..3695
ENGINE..3696
Removal..3696
Installation..3698
CONTROL VALVE..3699
Removal..3699
Installation..3701
FRONT AXLE..3702
Removal..3702
Installation..3703
REAR AXLE..3734
Removal..3734
Installation..3735
SHOVEL PPC VALVE..3775
Removal..3775
Installation..3776
SHOVEL LIFT CYLINDERS..3777
Removal..3777
Installation..3778
SHOVEL DUMP CYLINDERS..3779
Removal..3779
Installation..3780
SHOVEL..3781
Removal..3781
Installation..3781
FRONT WORKING EQUIPMENT..3782
Removal..3782
Installation..3783
SOLENOID VALVE GROUP..3784
Removal..3784
Installation..3784
BACKHOE BOOM CYLINDER..3785
Removal..3785
Installation..3786
ARM CYLINDER..3787
Removal..3787
Installation..3788
JIG ARM CYLINDER..3789
Removal..3789
Installation..3789
OUTRIGGER CYLINDER..3790
Removal..3790
Installation..3791
OUTRIGGER ARMS..3792
Removal..3792
Installation..3792
BACKHOE SWING CYLINDERS..3793
Removal..3793
Installation..3794
BACKHOE BUCKET CYLINDER..3795
Removal..3795
Installation..3796
BACKHOE BOOM SAFETY CYLINDER..3797
Removal..3797
Installation..3797
CYLINDER..3798
SHOVEL ARM, SHOVEL, BOOM, ARM, BUCKET, OUTRIGGERS, JIG ARM..3798
BACKHOE SWING CYLINDERS..3802
BACKHOE WORKING EQUIPMENT..3806
Removal..3806
Installation..3807
BACKHOE BUCKET..3808
Removal..3808
Installation..3808
BACKHOE BOOM..3809
Removal..3809
Installation..3809
ARM..3810
Removal..3810
Installation..3811
JIG ARM..3812
Removal..3812
Installation..3812
2nd ARM..3813
Removal..3813
Installation..3813
2nd ARM GUIDES..3814
Removal..3814
Installation..3814
BACKHOE SWING BRACKET..3815
Removal..3815
Installation..3815
40 STANDARD MAINTENANCE..3817
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD..3818
Standard size and tolerance..3818
Standard clearance and standard value..3819
Standard interference..3819
Repair limit and allowable value or allowable dimension..3819
Clearance limit..3819
Interference limit..3819
TRANSMISSION..3820
FRONT AXLE..3825
REAR AXLE..3829
HYDRAULIC PUMP..3835
9-SPOOL CONTROL VALVE..3837
11-SPOOL CONTROL VALVE..3845
PPC VALVES..3854
SHOVEL CONTROL..3854
SHOVEL CYLINDERS..3856
DUMP CYLINDER..3856
LIFTING CYLINDER..3856
4 IN 1 BUCKET..3857
BACKHOE CYLINDERS..3858
BOOM..3858
ARM..3858
BUCKET..3858
BOOM SWING..3859
OUTRIGGERS..3860
JIG ARM..3860
FRONT WORKING EQUIPMENT..3861
SWING BRACKET..3863
BACKHOE WORKING EQUIPMENT..3865
90 DIAGRAMS AND DRAWINGS..3867
HYDRAULIC CIRCUIT DIAGRAM..3869
ELECTRICAL CIRCUIT DIAGRAM (1/3)..3871
ELECTRICAL CIRCUIT DIAGRAM (2/3)..3873
ELECTRICAL CIRCUIT DIAGRAM (3/3)..3875
WETT001308 - Backhoe-Loader WB91R-5EO, WB93R-5EO, WB97R-5EO, WB93S-5EO, WB97S-5EO Basic Technical Training..3879
WPAM011408 - Conjunto Industrial WB93R-5E0 Manual de Operação e Manutenção..4264
1.1 PREFÁCIO..4266
1.2 INFORMAÇÕES SOBRE OS DISPOSITIVOS DE SEGURANÇA..4267
1.2.1 LOCALIZAÇÃO DOS AVISOS DE RUÍDO EM MÁQUINAS COM CABINA..4270
1.2.2 VIBRAÇÕES A QUE ESTÁ SUJEITO O OPERADOR..4271
1.2.3 GUIA PARA QUANDO TRABALHAR EM ÁREAS ONDE HÁ POLUIÇÃO DO AR..4272
1.3 INTRODUÇÃO..4273
1.3.1 UTILIZAÇÕES CONSENTIDAS..4273
1.3.2 OBRAS DE DEMOLIÇÃO..4273
1.3.3 UTILIZAÇÕES IMPRÓPRIAS OU NÃO CONSENTIDAS..4274
1.3.4 CARACTERÍSTICAS PRINCIPAIS..4275
1.3.5 RODAGEM DA MÁQUINA..4275
1.3.6 POSIÇÕES E DIRECÇÕES DA MÁQUINA..4276
1.3.6.1 DURANTE A UTILIZAÇÃO DA CARREGADORA OU DURANTE A TRANSLAÇÃO..4276
1.3.6.2 DURANTE A UTILIZAÇÃO DA RETROESCAVADORA..4277
1.4 IDENTIFICAÇÃO DO PRODUTO..4278
1.4.1 NÚMERO DE IDENTIFICAÇÃO DA MÁQUINA (PIN)..4278
1.4.2 PLACA DE IDENTIFICAÇÃO DA MÁQUINA E NÚMERO DE IDENTIFICAÇÃO DO PRODUTO (PIN)..4278
1.4.2.1 PLACA DO NÚMERO DE SÉRIE DA MÁQUINA (segundo a Directiva 2006/42/CE)..4279
1.4.3 NÚMERO DE SÉRIE DO MOTOR E PLACA DE EMISSÃO DO GÁS DE DESCARGA..4280
1.4.4 NÚMERO DE SÉRIE DO EIXO DIANTEIRO..4280
1.4.5 NÚMERO DE SÉRIE DO EIXO TRASEIRO..4281
1.4.6 NÚMERO DE SÉRIE DA TRANSMISSÃO..4281
1.4.7 NÚMERO DE SÉRIE DA CABINA..4281
1.4.8 TABELA PARA A INTRODUÇÃO DO Nº DE SÉRIE E DISTRIBUIDOR..4282
1.4.9 DECLARAÇÃO DE CONFORMIDADE (para máquinas que entrarão no mercado a partir de 29 de dezembro de 2009)..4282
1.5 SISTEMA KOMTRAX..4283
1.5.1 PRECAUÇÕES GERAIS..4283
ÍNDICE GERAL..4286
2.1 AVISOS DE SEGURANÇA, AVISOS DE RUÍDO E VIBRAÇÕES..4297
2.1.1 LOCALIZAÇÃO DOS AVISOS DE SEGURANÇA..4297
2.1.2 RESUMO E SIGNIFICADO DOS PICTOGRAMAS..4299
2.2 PRECAUÇÕES GERAIS..4313
2.2.1 REGRAS GERAIS..4313
2.2.2 DISPOSITIVOS DE SEGURANÇA..4313
2.2.3 VESTUÁRIO E EQUIPAMENTO DE PROTECÇÃO PESSOAL..4313
2.2.4 MODIFICAÇÕES NÃO PERMITIDAS..4314
2.2.5 ABANDONAR O ASSENTO DO CONDUTOR..4314
2.2.6 ENTRAR E SAIR DA MÁQUINA..4315
2.2.7 VERIFICAÇÃO DOS ESPELHOS RETROVISORES..4315
2.2.8 PREVENÇÃO DE INCÊNDIOS DERIVADOS DE COMBUSTÍVEL E ÓLEO..4316
2.2.9 PROIBIDO O LEVANTAMENTO DE PESSOAS..4316
2.2.10 PREVENÇÃO DAS QUEIMADURAS..4316
2.2.11 PREVENÇÃO CONTRA O PERIGO DO PÓ DE AMIANTO..4317
2.2.12 PREVENÇÃO DE ACIDENTES PROVOCADOS PELO EQUIPAMENTO DE TRABALHO..4317
2.2.13 DETERGENTE PARA OS VIDROS..4317
2.2.14 EXTINTORES DE INCÊNDIO E PRIMEIROS SOCORROS..4318
2.2.15 PREVENÇÃO DE OBJECTOS PENETRANTES, OBJECTOS EM QUEDA E OBJECTOS PROJECTADOS..4318
2.2.16 CUIDADOS RELACIONADOS COM A ESTRUTURA ROPS..4319
2.2.17 PRECAUÇÕES RELATIVAS AO EQUIPAMENTO..4319
2.3 PRECAUÇÕES A TOMAR ANTES DO ARRANQUE DO MOTOR..4320
2.3.1 SEGURANÇA DO LOCAL DETRABALHO..4320
2.3.2 PREVENÇÃO CONTRA INCÊNDIOS..4320
2.3.3 PRECAUÇÕES A TOMAR RELATIVAMENTE À CABINA DO OPERADOR..4320
2.3.4 VENTILAÇÃO DAS ZONAS FECHADAS..4321
2.3.5 LIMPEZA DE JANELAS, ESPELHOS E FARÓIS - VERIFICAÇÃO DAS ESCOVAS DOS LIMPA LAVA-VIDROS E DAS LÂMPADAS..4321
2.4 PRECAUÇÕES A TOMAR DURANTE O TRABALHO..4322
2.4.1 AO PÔR O MOTOR A FUNCIONAR..4322
2.4.2 NORMAS SOBRE A DESLOCAÇÃO NA ESTRADA..4322
2.4.3 NORMAS PARA A TRANSFERNCIA NA ESTRADA (homologao TUV)..4323
2.4.4 ESQUEMA DE SINALIZAÇÃO GESTUAL..4325
2.4.5 VERIFICAÇÕES A EFECTUAR ANTES DE FAZER MARCHA ATRÁS..4330
2.4.6 MOVIMENTO DA MÁQUINA..4330
2.4.7 CIRCULAÇÃO EM SUPERFÍCIES INCLINADAS..4331
2.4.8 OPERAÇÕES PROIBIDAS..4331
2.4.9 PREVENÇÃO CONTRA A ELECTROCUSSÃO..4332
2.4.10 VISIBILIDADE..4333
2.4.11 TRABALHO NUM SOLO GELADO OU COBERTO DE NEVE..4333
2.4.12 PREVENÇÃO DE DANOS CAUSADOS PELO EQUIPAMENTO..4333
2.4.13 TRABALHOS EM TERRENO SOLTO OU LAVRADO..4333
2.4.14 ESTACIONAMENTO DA MÁQUINA..4334
2.5 TRANSPORTE DA MÁQUINA NUM OUTRO VEÍCULO..4335
2.5.1 CARREGAMENTO E DESCARREGAMENTO..4335
2.5.2 O PERCURSO..4335
2.6 BATERIA..4336
2.6.1 PRECAUÇÕES DE SEGURANÇA NA MANIPULAÇÃO DA BATERIA..4336
2.6.2 ARRANQUE DO MOTOR COM CABOS AUXILIARES..4337
2.7 PRECAUÇÕES A TOMAR PARA A REMOÇÃO DA MÁQUINA..4338
2.8 LEVANTAMENTO DE OBJECTOS COM DISPOSITIVO DE LEVANTAMENTO (EQUIPAMENTO OPCIONAL)..4339
2.8.1 REGRAS DE SEGURANÇA PARA ELEVAR OBJECTOS..4339
2.9 PRECAUÇÕES PARA A MANUTENÇÃO..4342
2.9.1 SINAIS DE AVISO..4342
2.9.2 FERRAMENTAS..4342
2.9.3 PESSOAL..4343
2.9.4 EQUIPAMENTO..4343
2.9.5 TRABALHAR POR BAIXO DA MÁQUINA..4343
2.9.6 ESTABILIDADE..4343
2.9.7 SOLDADURAS DE REPARAÇÃO..4343
2.9.8 MANTER A MÁQUINA LIMPA..4344
2.9.9 USO DO MOTOR DURANTE A MANUTENÇÃO..4344
2.9.10 SUBSTITUIÇÃO PERIÓDICA DAS PARTES FUNDAMENTAIS PARA A SEGURANÇA..4344
2.9.11 DESLIGAR O MOTOR ANTES DE EFECTUAR OPERAÇÕES DE MANUTENÇÃO OU DE VERIFICAÇÃO..4345
2.9.12 PRECAUÇÕES COM O INTERRUPTOR DESLIGA-BATERIA..4346
2.9.13 REGRAS PARA ABASTECIMENTO DE COMBUSTÍVEL OU ÓLEO..4346
2.9.14 NÍVEL DO LÍQUIDO DE REFRIGERAÇÃO NO RADIADOR..4346
2.9.15 UTILIZAÇÃO DAS LÂMPADAS..4347
2.9.16 PRECAUÇÕES COM A BATERIA E O ALTERNADOR..4347
2.9.17 PRECAUÇÕES A TOMAR COM O MOTOR DE ARRANQUE..4347
2.9.18 MANIPULAR MANGUEIRAS DE ALTA PRESSÃO..4348
2.9.19 PRECAUÇÕES A TOMAR QUANDO SE TRABALHA COM SISTEMAS DE ALTA PRESSÃO..4348
2.9.20 PRECAUÇÕES A TOMAR COM TRABALHOS DE MANUTENÇÃO ENVOLVENDO TEMPERATURAS E PRESSÕES ELEVADAS..4348
2.9.21 ACUMULADOR HIDRÁULICO..4349
2.9.22 CORREIA E VENTOINHA DO SISTEMA DE ARREFECIMENTO..4349
2.9.23 PERIGO QUÍMICO..4349
2.9.24 MATERIAIS RESIDUAIS..4350
2.9.25 MANUTENÇÃO DO CONDICIONADOR DE AR..4350
2.9.26 PRECAUÇÕES A TOMAR COM TECNOPOLÍMEROS E ELASTÓMEROS..4350
2.9.27 PRECAUÇÕES A TOMAR QUANDO SE ENCHEM OS PNEUS..4351
2.9.28 PRECAUÇÕES A TOMAR NA MONTAGEM DO TERMINAL NO TUBO DE ESCAPE..4351
2.9.29 PRECAUÇÕES PARA O USO DO ÓLEO BIODEGRADÁVELSINTÉTICO “HEES”..4351
2.9.30 ELIMINAÇÃO FINAL DA MÁQUINA..4351
3.1 DISPOSITIVOS DE SEGURANÇA..4353
3.1.1 DISPOSITIVOS DE SEGURANÇA DA PÁ CARREGADORA..4353
3.1.2 DISPOSITIVOS DE SEGURANÇA PARA A RETROESCAVADORA..4355
3.2 VISTA GERAL DA MÁQUINA..4357
3.2.1 VISTA ANTERIOR DA MÁQUINA..4357
3.2.2 VISTA POSTERIOR DA MÁQUINA..4358
3.2.3 VISTA GERAL DO INTERIOR DA CABINA..4359
3.2.3.1 VISTA GERAL DO INTERIOR DA CABINA (comandos da retroescavadora mecânicos)..4359
3.2.3.2 VISTA GERAL DO INTERIOR DA CABINA (comandos da retroescavadora assistidos)..4360
3.3 INSTRUMENTOS E COMANDOS..4361
3.3.1 INSTRUMENTOS ANTERIORES..4361
3.3.2 INSTRUMENTOS LATERAIS..4365
3.3.3 BOTÕES NA ALAVANCA DE COMANDO DA PÁ..4375
3.3.4 BOTÃO NA ALAVANCA DAS MUDANÇAS..4376
3.3.5 INTERRUPTORES NA CABINA E ACESSÓRIOS ELÉCTRICOS..4377
3.3.6 COMANDOS DA MÁQUINA..4381
3.3.6.1 COMANDOS DA MÁQUINA (versão com retroescavadora de comando mecânico)..4381
3.3.6.2 COMANDOS DA MÁQUINA (versão com comandos da retroescavadora assistidos)..4384
3.3.6.3 REGULAÇÃO DOS COMANDOS..4405
3.4 FUSÍVEIS E RELÉS..4408
3.4.1 CENTRAL FUSÍVEIS - RELÉ E LINHA MOTOR..4408
3.4.1.1 FUSÍVEIS..4408
3.4.1.2 RELÉ..4410
3.4.2 FUSÍVEIS E RELÉS DE VENTILAÇÃO, AQUECIMENTO E AR CONDICIONADO..4411
3.4.2.1 FUSÍVEIS..4411
3.4.2.2 RELÉ..4411
3.5 PROTECÇÕES, CABINA E POSIÇÃO DE CONDUÇÃO..4412
3.5.1 CAPOTA DO MOTOR..4412
3.5.2 CABINA..4413
3.5.3 VENTILAÇÃO E AQUECIMENTO..4416
3.5.4 SISTEMA DE AR CONDICIONADO (se instalado)..4417
3.5.5 ASSENTO DO CONDUTOR..4419
3.5.5.1 ASSENTO (Modelo Standard KAB SEATING)..4419
3.5.6 ASSENTO (OPCIONAL)..4421
3.5.6.1 ASSENTO COM SUSPENSÃO PNEUMÁTICA (Opcional mod. KAB SEATING)..4422
3.5.6.2 ASSENTO (Modelo Standard SEARS SEATING)..4423
3.5.6.3 ASSENTO COM SUSPENSÃO PNEUMÁTICA (opcional mod. SEARS SEATING)..4424
3.5.7 CINTO DE SEGURANÇA..4425
3.5.7.1 CINTOS DE SEGURANÇA PADRÃO..4425
3.5.7.2 CINTOS DE SEGURANÇA COM ENROLADOR..4425
3.5.8 EXTINTOR DE INCÊNDIO..4425
3.5.9 CAIXA DE PRIMEIROS SOCORROS..4425
3.5.10 DOCUMENTAÇÃO TÉCNICA..4426
3.5.11 COMPARTIMENTO PARA OBJECTOS..4426
3.5.12 BOMBA DE ABASTECIMENTO (Se instalada)..4427
3.6 USO DA MÁQUINA..4429
3.6.1 VERIFICAÇÕES ANTES DO ARRANQUE..4429
3.6.1.1 INSPECÇÕES VISUAIS..4429
3.6.1.2 VERIFICAÇÕES DE FUNCIONAMENTO..4430
3.6.2 ARRANQUE DO MOTOR..4431
3.6.2.1 ARRANQUE COM O MOTOR QUENTE OU COM TEMPO QUENTE..4431
3.6.2.2 ARRANQUE COM O MOTOR FRIO OU COM TEMPO FRIO..4432
3.6.3 AQUECIMENTO DO MOTOR..4433
3.6.4 AQUECIMENTO DO ÓLEO HIDRÁULICO..4433
3.6.5 MOVIMENTAÇÃO DA MÁQUINA..4434
3.6.5.1 BLOQUEIO DO DIFERENCIAL..4435
3.6.5.2 ENGATE DA TRACÇÃO DE 4 RODAS MOTRIZES..4435
3.6.5.3 CIRCULAÇÃO EM SUPERFÍCIES INCLINADAS..4436
3.6.5.4 PROFUNDIDADE MÁXIMA DE ÁGUA..4437
3.7 ESTACIONAMENTO DA MÁQUINA..4438
3.7.1 ESTACIONAMENTO EM TERRENO PLANO..4438
3.7.2 ESTACIONAMENTO NUMA SUPERFÍCIE INCLINADA..4439
3.8 PARAGEM DO MOTOR..4440
3.9 TRANSPORTE..4441
3.9.1 PRECAUÇÕES PARA TRANSPORTAR A MÁQUINA..4441
3.9.2 SELECIONAR O MÉTODO DE TRANSPORTE..4441
3.9.3 PRECAUÇÕES PARA CARREGAR E DESCARREGAR COM UM REBOQUE..4441
3.9.4 PROCEDIMENTO PARA CARREGAR E FIXAR A MÁQUINA NO REBOQUE..4442
3.9.4.1 CARREGAMENTO DA MÁQUINA NO REBOQUE..4442
3.9.4.2 FIXAÇÃO DA MÁQUINA..4443
3.9.5 LEVANTAMENTO DA MÁQUINA..4444
3.10 PRECAUÇÕES A TOMAR POR TEMPO FRIO..4445
3.10.1 COMBUSTÍVEL E LUBRIFICANTES..4445
3.10.2 LÍQUIDO DE REFRIGERAÇÃO..4445
3.10.3 BATERIA..4446
3.10.4 OUTRAS PRECAUÇÕES..4446
3.10.5 PRECAUÇÕES A TOMAR NO FINAL DO DIA DE TRABALHO..4446
3.11 PRECAUÇÕES A TOMAR POR TEMPO QUENTE..4447
3.12 UTILIZAÇÃO DA MÁQUINA COMO PÁ CARREGADORA..4448
3.12.1 INDICADOR DEPOSICIONAMENTO DO BALDE..4448
3.12.2 ORGANIZAÇÃO DA ÁREA DE TRABALHO..4448
3.12.2.1 CARREGAMENTO DE MATERIAL AMONTOADO E RASO..4449
3.12.2.2 CARREGAMENTO DO MATERIAL NUM DECLIVE..4450
3.12.3 SUBSTITUIÇÃO DO BALDEFRONTAL STANDARD..4450
3.13 UTILIZAÇÃO DA MÁQUINA COMO ESCAVADORA..4451
3.13.1 POSICIONAMENTO DO BALDE EM FUNÇÃO DO TRABALHO A REALIZAR..4451
3.13.2 POSICIONAMENTO DA MÁQUINA PARA ESCAVAÇÃO..4452
3.13.3 MOVIMENTO LATERAL DO GRUPO DE ESCAVAÇÃO..4453
3.13.4 MÉTODO DE ESCAVAÇÃO..4454
3.13.5 ELEVAÇÃO DAS CARGAS COM EQUIPAMENTO..4455
3.13.5.1 CAPACIDADE DE ELEVAÇÃO..4456
3.13.5.2 TABELA CAPACIDADE DE ELEVAÇÃO..4457
3.13.5.3 SUBSTITUIÇÃO DO BALDE DA RETROESCAVADORA..4458
3.14 LONGOS PERÍODOS DE INACTIVIDADE DA MÁQUINA..4459
3.14.1 PREPARAR A MÁQUINA PARA A INACTIVIDADE..4459
3.14.2 PREPARAR O MOTOR..4461
3.14.3 MANUTENÇÃO DURANTE A INACTIVIDADE..4461
3.14.4 PREPARAR O MOTOR PARA TRABALHAR..4462
3.14.5 PREPARAR A MÁQUINA PARA TRABALHAR..4462
3.14.6 INTERVALO DE TEMPERATURA AMBIENTE PARA FUNCIONAMENTO E ARMAZENAMENTO POR PERÍODO PROLONGADO..4462
3.15 DETECÇÃO DE AVARIAS..4463
3.15.1 MÉTODO DE REMOÇÃO DA MÁQUINA..4463
3.15.2 ESGOTAMENTO DO COMBUSTÍVEL..4463
3.15.3 SE A BATERIA ESTIVER DESCARREGADA..4464
3.15.3.1 ARRANQUE DO MOTOR COM CABOS AUXILIARES..4465
3.15.4 OUTRAS AVARIAS..4467
3.15.4.1 SISTEMA ELÉCTRICO..4467
3.15.4.2 SISTEMA HIDRÁULICO..4467
3.15.4.3 SISTEMA DE TRAVAGEM..4468
3.15.4.4 CONVERSOR..4468
3.15.4.5 MOTOR..4468
4.1 GUIA DE MANUTENÇÃO..4471
4.2 NOTAS DE MANUTENÇÃO..4473
4.2.1 NOTAS SOBRE A MANUTENÇÃO DO MOTOR..4473
4.2.1.1 ÓLEO DO MOTOR..4473
4.2.1.2 LÍQUIDO DE REFRIGERAÇÃO..4473
4.2.1.3 COMBUSTÍVEL..4474
4.2.2 NOTAS SOBRE A MANUTENÇÃO DO SISTEMA HIDRÁULICO..4474
4.2.3 NOTAS SOBRE A MANUTENÇÃO DO SISTEMA ELÉCTRICO..4475
4.2.4 NOTAS SOBRE A LUBRIFICAÇÃO..4475
4.2.5 PEÇAS DE DESGASTE RÁPIDO E QUE EXIGEM SUBSTITUIÇÃO PERIÓDICA..4476
4.3 COMBUSTÍVEL, LÍQUIDO DE REFRIGERAÇÃO E LUBRIFICANTES..4477
4.3.1 LUBRIFICANTES BIODEGRADÁVEIS SINTÉTICOS HEESHOMOLOGADOS..4479
4.4 BINÁRIOS DE APERTO..4480
4.4.1 BINÁRIOS DE APERTO STANDARD DE PARAFUSOS E PORCAS..4480
4.4.2 BINÁRIOS DE APERTO ESPECÍFICOS PARA PARAFUSOS E PORCAS..4481
4.4.3 BINÁRIOS DE APERTO STANDARD PARA TUBOS FLEXÍVEIS DE VEDAÇÃO FRONTAL (ORFS)..4481
4.5 LUBRIFICAÇÃO..4482
4.5.1 ESQUEMA DE LUBRIFICAÇÃO..4482
4.5.2 ESQUEMA DE LUBRIFICAÇÃO (Para balde 4 em 1 e garfos para paletes)..4483
4.5.3 ESQUEMA DE LUBRIFICAÇÃO (Para engates rápidos balde frontal)..4484
4.5.4 ESQUEMA DE LUBRIFICAÇÃO (para dispositivo deportável)..4485
4.5.5 ESQUEMA DE LUBRIFICAÇÃO (Para placa deslizante com comando hidráulico)..4486
4.5.6 ESQUEMA DE LUBRIFICAÇÃO (Para braço telescópico)..4487
4.6 SUBSTITUIÇÃO PERIÓDICA DOS COMPONENTES RELATIVOS À SEGURANÇA..4488
4.6.1 PARTES FUNDAMENTAIS PARA A SEGURANÇA..4489
4.6.1.1 SISTEMA DE ALIMENTAÇÃO DO COMBUSTÍVEL..4489
4.6.1.2 SISTEMA HIDRÁULICO DE ALIMENTAÇÃO..4490
4.6.1.3 SISTEMA HIDRÁULICO DA PÁ FRONTAL..4491
4.6.1.4 SISTEMA HIDRÁULICO RETROESCAVADORA..4492
4.6.1.5 SEGURANÇA DO OPERADOR..4493
4.7 PROGRAMA DE MANUTENÇÃO..4494
4.8 PROCEDIMENTOS DE MANUTENÇÃO..4496
4.8.1 CONFORME A NECESSIDADE..4496
4.8.1.a VERIFICAÇÃO, LIMPEZA OU SUBSTITUIÇÃO DOS FILTROS DO AR DO MOTOR..4496
4.8.1.b VERIFICAÇÃO E LIMPEZA DO FILTRO DO AR DA CABINA..4497
4.8.1.c VERIFICAÇÃO E LIMPEZA DO FILTRO DE RECIRCULAÇÃO DO AR (só para máquinas com ar condicionado)..4498
4.8.1.d CONTROLO DO NÍVEL LÍQUIDO DE LAVAGEM DE VIDROS E REABASTECIMENTO..4498
4.8.1.e VERIFICAÇÃO DAS ESCOVAS DO LIMPA LAVA-VIDROS..4499
4.8.1.f LUBRIFICAÇÃO DAS DOBRADIÇAS DAS PORTAS DA CABINA..4499
4.8.1.g FUSÍVEIS E RELÉS – VERIFICAÇÃO E SUBSTITUIÇÃO..4499
4.8.1.h PURGA DO AR DO SISTEMA DETRAVAGEM..4500
4.8.1.i VERIFICAÇÃO E AJUSTE DA CONVERGÊNCIA DAS RODAS DA FRENTE..4501
4.8.1.j VERIFICAÇÃO DA TRAVAGEM..4501
4.8.1.k VERIFICAÇÃO E AJUSTE DO TRAVÃO DE MÃO..4502
4.8.1.l VERIFICAÇÃO E AJUSTE DO CURSO DOS PEDAIS DO TRAVÃO..4503
4.8.1.m REGULAÇÃO DO RETORNO AUTOMÁTICO DO BALDE FRONTAL À POSIÇÃO DE ESCAVAÇÃO (se instalado)..4503
4.8.1.n VERIFICAÇÃO E AJUSTE DA FOLGA DOS ESTABILIZADORES..4504
4.8.1.o DRENAGEM DO DECANTADOR 1° FASE..4505
4.8.2 INTERVALOS DE MANUTENÇÃO UTILIZANDO O MARTELODEMOLIDOR..4506
4.8.2.a SUBSTITUIÇÃO DO FILTRO DO ÓLEO HIDRÁULICO..4506
4.8.2.b MUDANÇA DO ÓLEO HIDRÁULICO..4506
4.8.3 VERIFICAÇÕES ANTES DO ARRANQUE..4507
4.8.3.a VERIFICAÇÕES VÁRIAS..4507
4.8.3.b VERIFICAÇÃO DO NÍVEL DO LÍQUIDO DE REFRIGERAÇÃO..4507
4.8.3.c VERIFICAÇÃO DO NÍVEL DECOMBUSTÍVEL..4508
4.8.3.d VERIFICAÇÃO DO NÍVEL DO ÓLEO DO MOTOR..4508
4.8.4 MANUTENÇÃO DE 10 EM 10 HORAS..4509
4.8.4.a LUBRIFICAÇÃO DAS ARTICULAÇÕES..4509
4.8.5 MANUTENÇÃO APÓS AS PRIMEIRAS 50 HORAS(só para máquinas com óleo biodegradável sintético tipo HEES)..4511
4.8.6 MANUTENÇÃO DE 50 EM 50 HORAS..4511
4.8.6.a VERIFICAÇÃO DO NÍVEL DO ÓLEO HIDRÁULICO..4511
4.8.6.b VERIFICAÇÃO DO NÍVEL DO LÍQUIDO DO RADIADOR..4512
4.8.6.c VERIFICAÇÃO DO NÍVEL DO ÓLEO DO SISTEMA DE TRAVAGEM..4512
4.8.6.d LUBRIFICAÇÃO DOS VEIOS DETRANSMISSÃO..4513
4.8.6.e LUBRIFICAÇÃO DAS ARTICULAÇÕES E CONEXÃO CENTRAL DO EIXO DIANTEIRO..4514
4.8.6.f VERIFICAÇÃO DA PRESSÃO DOS PNEUS..4514
4.8.6.g DRENAGEM DO DECANTADOR 2° FASE..4515
4.8.7 MANUTENÇÃO APÓS AS PRIMEIRAS 250 HORAS DE TRABALHO..4516
4.8.8 MANUTENÇÃO DE 250 EM 250 HORAS..4516
4.8.8.a VERIFICAÇÃO DE CORREIA DE ALTERNADOR - VENTOINHA..4516
4.8.8.b VERIFICAÇÃO E AJUSTE DA TENSÃO DA CORREIA DO COMPRESSOR A/C (só para máquinas com ar condicionado)..4517
4.8.8.c CONTROLO DO NÍVEL DO ELECTRÓLITO DA BATERIA E REABASTECIMENTO..4518
4.8.8.d VERIFICAÇÃO DOS NÍVEIS DO ÓLEO DO EIXO DIANTEIRO..4519
4.8.8.e VERIFICAÇÃO DO NÍVEL DO ÓLEO DO EIXO TRASEIRO..4519
4.8.8.f VERIFICAÇÃO DO NÍVEL DO ÓLEO DA TRANSMISSÃO HIDRÁULICA..4520
4.8.8.g VERIFICAÇÃO DO BINÁRIO DE APERTO DAS PORCAS DAS RODAS..4520
4.8.9 MANUTENÇÃO APÓS AS PRIMEIRAS 500 HORAS (só para máquinas com óleo biodegradável sintético tipo HEES)..4521
4.8.10 MANUTENÇÃO DE 500 EM 500 HORAS..4521
4.8.10.a MUDANÇA DO ÓLEO DO MOTOR..4521
4.8.10.b SUBSTITUIÇÃO DO FILTRO DE ÓLEO DO MOTOR..4522
4.8.10.c SUBSTITUIÇÃO DO FILTRO DO ÓLEO DO SISTEMA HIDRÁULICO..4522
4.8.10.d SUBSTITUIÇÃO DO FILTRO DO COMBUSTÍVEL..4525
4.8.10.e DRENAGEM DO DEPÓSITO DE COMBUSTÍVEL..4527
4.8.10.f DRENAGEM DO DEPÓSITO DO ÓLEO HIDRÁULICO (só para máquinas com óleo hidráulico biodegradável sintético tipo HEES)..4528
4.8.10.g LIMPEZA DO EXTERIOR DO RADIADOR..4529
4.8.10.h LIMPEZA DO EXTERIOR DO CONDENSADOR A/C (só para máquinas com ar condicionado)..4530
4.8.11 MANUTENÇÃO DE 1000 EM 1000 HORAS..4531
4.8.11.a MUDANÇA DO ÓLEO DO EIXO DIANTEIRO..4531
4.8.11.b MUDANÇA DO ÓLEO DO EIXO TRASEIRO..4532
4.8.11.c MUDANÇA DO ÓLEO DA TRANSMISSÃO HIDRÁULICA..4533
4.8.11.d SUBSTITUIÇÃO DO FILTRO DO ÓLEO DA TRANSMISSÃO HIDRÁULICA..4534
4.8.12 MANUTENÇÃO DE 2000 EM 2000 HORAS..4535
4.8.12.a MUDANÇA DO ÓLEO HIDRÁULICO E LIMPEZA DO FILTRO EM ASPIRAÇÃO..4535
4.8.12.b LAVAGEM DO SISTEMA DE ARREFECIMENTO E SUBSTITUIÇÃO DO LÍQUIDO DE ARREFECIMENTO..4537
4.8.12.c MUDANÇA DO ÓLEO DO SISTEMA DE TRAVAGEM..4539
4.8.12.d INSPECÇÃO DO ALTERNADOR E DO MOTOR DE ARRANQUE..4540
4.8.12.e SUBSTITUIÇÃO DA CORREIA DO ALTERNADOR..4540
4.8.12.f VERIFICAÇÃO DA QUANTIDADE DE GÁS REFRIGERANTE A/C (só para máquinas com ar condicionado)..4540
4.8.13 MANUTENÇÃO DE 3000 EM 3000 HORAS..4541
4.8.13.a VERIFICAÇÃO DOS PARAFUSOS DE FIXAÇÃO DO MOTOR E ELEMENTOS ANTI-VIBRAÇÕES..4541
4.8.13.b VERIFICAÇÃO E REGULAÇÃO DA FOLGA DAS VÁLVULAS DO MOTOR E ANTECIPAÇÃO DA INJECÇÃO..4541
4.8.14 MANUTENÇÃO DE 4000 EM 4000 HORAS..4542
4.8.14.a SUBSTITUIÇÃO DO FILTRO DESIDRATADOR A/C (só para máquinas com ar condicionado)..4542
4.8.14.b CONTROLO DO FUNCIONAMENTO DO COMPRESSOR A/C(só para máquinas com ar condicionado)..4542
4.8.14.c SUBSTITUIÇÃO DA VÁLVULA TERMOSTÁTICA DO MOTOR..4542
4.9 FIM DO CICLO DE UTILIZAÇÃO DA MÁQUINA..4543
5.1 ESPECIFICAÇÕES TÉCNICAS..4545
5.1.1 DIMENSÕES STANDARD..4545
5.1.1.1 DIMENSÕES COM BRAÇO STANDARD..4545
5.1.1.2 DIMENSÕES COM BRAÇO TELESCÓPICO..4546
5.1.2 CARACTERÍSTICAS TÉCNICAS..4547
5.1.3 CAPACIDADE DE TRABALHO..4548
5.1.3.1 CAPACIDADE DE TRABALHO DA CARREGADORA E RETROESCAVADORA..4548
5.1.4 CAPACIDADE DE ELEVAÇÃO..4550
5.1.4.1 CAPACIDADE DE ELEVAÇÃO (LANÇA STANDARD)..4551
5.1.4.2 CAPACIDADE DE ELEVAÇÃO (LANÇA DEPORTÁVEL)..4551
6.1 EQUIPAMENTO OPCIONAL AUTORIZADO..4553
6.1.1 PRECAUÇÕES RELATIVAS À SEGURANÇA..4553
6.1.2 PRECAUÇÕES RELATIVAS À INSTALAÇÃO DO EQUIPAMENTO..4554
6.2 ESPECIFICAÇÕES..4555
6.2.1 INFORMAÇÕES SOBRE O PERNO DO BRAÇO..4555
6.3 GUIA DO ACESSÓRIO..4556
6.3.1 COMBINAÇÕES DE EQUIPAMENTOS DE TRABALHO..4556
6.3.2 CONFIGURAÇÃO DO ACESSÓRIO..4556
6.4 DISPOSITIVOS DE ENGATE RÁPIDO DO EQUIPAMENTO ANTERIOR..4559
6.4.1 ENGATE RÁPIDO DE COMANDO MANUAL..4559
6.4.2 ACOPLAMENTO RÁPIDO HIDRÁULICO PARA BALDE-PADRÃO..4561
6.4.2.1 ACOPLAMENTO..4561
6.4.2.2 LIBERAÇÃO..4562
6.4.3 ACOPLAMENTO RÁPIDO HIDRÁULICO PARA BALDE 4 em 1 E APETRECHAMENTO OPCIONAL..4563
6.5 GARFOS PARA PALETES..4564
6.5.1 CAPACIDADE DE ELEVAÇÃO (GARFOS PARA PALETES)..4564
6.5.2 DESCRIÇÃO..4565
6.5.3 EMPREGO DOS GARFOS..4565
6.5.4 MANUTENÇÃO..4565
6.6 BALDE 4 EM 1..4566
6.6.1 DESCRIÇÃO E COMANDOS..4566
6.6.2 DISPOSITIVOS DE SEGURANÇA..4566
6.6.3 MONTAGEM DO BALDE 4 EM 1..4567
6.6.4 EMPREGO DO BALDE 4 EM 1..4568
6.6.5 MANUTENÇÃO..4568
6.7 FORQUILHAS PARA PALLET EM BALDE 4 EM 1..4569
6.7.1 DESCRIÇÃO..4569
6.7.2 CAPACIDADE DE ELEVAÇÃO (FORQUILHA EM BALDE 4 EM 1)..4570
6.7.3 EMPREGO DOS GARFOS..4570
6.7.3.1 PREPARAR OS GARFOS PARA O EMPREGO..4571
6.7.3.2 VIRAGEM DOS GARFOS..4571
6.7.4 DESMONTAGEM DOS GARFOS..4573
6.7.5 MONTAGEM DOS GARFOS..4573
6.7.6 MANUTENÇÃO..4573
6.7.7 MONTAGEM DO BALDE 4 EM 1..4574
6.8 BRAÇO TELESCÓPICO PARA RETROESCAVADORA..4575
6.8.1 DESCRIÇÃO E COMANDO..4575
6.8.1.1 COMANDO (versão com retroescavadora de comando mecânico)..4575
6.8.1.2 COMANDO (versão com comandos da retroescavadora assistidos)..4575
6.8.2 SEGURANÇAS..4576
6.8.3 EMPREGO DO BRAÇO TELESCÓPICO..4576
6.8.4 MANUTENÇÃO..4577
6.8.4.1 AJUSTE DO JOGO DAS GUIAS..4577
6.9 PREDISPOSIÇÃO PARA MARTELO DEMOLIDOR..4579
6.9.1 DESCRIÇÃO E COMANDO..4579
6.9.1.1 COMANDO (versão com retroescavadora de comando mecânico)..4579
6.9.1.2 COMANDO (versão com comandos da retroescavadora assistidos)..4579
6.9.2 USE OF THE HYDRAULIC BREAKER AND RULES TO BE OBSERVED..4580
6.9.2.1 HYDRAULIC BREAKER..4580
6.9.3 MONTAGEM E DESMONTAGEM DO MARTELO DEMOLIDOR..4585
6.9.3.1 MONTAGEM DO MARTELO..4585
6.9.3.2 DESMONTAGEM DO MARTELO..4587
6.9.4 EMPREGO DO MARTELO..4587
6.9.5 MANUTENÇÃO..4587
6.10 APLICAÇÃO DO DISPOSITIVO DEPORTÁVEL..4588
6.10.1 DESCRIÇÃO E COMANDO..4588
6.10.1.1 COMANDO (versão com retroescavadora de comando mecânico)..4588
6.10.1.2 COMANDO (versão com comandos da retroescavadora assistidos)..4589
6.10.2 MANUTENÇÃO..4589
6.11 PREDISPOSIÇÃO PARA O FUNCIONAMENTO DE EQUIPAMENTOS OPCIONAIS DE FLUXO UNIDIRECCIONAL..4590
6.11.1 DESCRIÇÃO E COMANDO..4590
6.11.1.1 COMANDO (versão com retroescavadora de comando mecânico)..4590
6.11.1.2 COMANDO (versão com comandos da retroescavadora assistidos)..4590
6.11.2 MONTAGEM E LIGAÇÃO DOS EQUIPAMENTOS..4591
6.11.3 MANUTENÇÃO..4591
6.12 PREDISPOSIÇÃO PARA A CONEXÃO DO BALDE MORDENTE E ROTATIVO..4592
6.12.1 DESCRIÇÃO E COMANDO..4592
6.12.1.1 COMANDO (versão com retroescavadora de comando mecânico)..4592
6.12.1.2 COMANDO (versão com comandos da retroescavadora assistidos)..4593
6.12.2 MONTAGEM DO BALDEMORDENTE E ROTATIVO..4594
6.12.3 EMPREGO DO BALDE MORDENTE E ROTATIVO..4595
6.12.4 MANUTENÇÃO..4595
6.13 BRAÇO TELESCÓPICO COM PREDISPOSIÇÃO PARA MARTELO DEMOLIDOR E FERRAMENTA OPCIONAL..4596
6.14 PREDISPOSIÇÃO DO MARTELO HIDRÁULICO MANUAL..4603
6.14.1 DESCRIÇÃO E COMANDO..4603
6.14.2 MONTAGEM E DESMONTAGEM DO MARTELO MANUAL..4604
6.14.2.1 CONEXÃO DO MARTELO MANUAL..4604
6.14.2.2 REMOÇÃO DAS CONEXÕES..4605
6.14.3 EMPREGO DO MARTELO..4605
6.14.4 MANUTENÇÃO..4605
6.15 SISTEMA DE CONTROLO DA CARGA (LSS) (Opcional)..4606
6.15.1 ACUMULADOR DO SISTEMA DE CONTROLO DA CARGA (LSS)..4606
6.16 DISPOSITIVO DE ENGATE RÁPIDO MECÂNICO DO EQUIPAMENTO POSTERIOR..4607
6.16.1 PROCEDIMENTO DE ENGATE E DESENGATE DOS EQUIPAMENTOS..4608
6.16.1.1 DISPOSITIVO DE ENGATE..4608
6.16.1.2 PROCEDIMENTO DE DESENGATE..4610
6.16.2 MANUTENÇÃO..4611
6.16.3 PROGRAMA DE MANUTENÇÃO..4611
6.16.3.1 A CADA DIA..4611
6.16.3.2 A CADA SEMANA (PELO MENOS UMA VEZ POR SEMANA)..4611
6.16.3.3 DETECÇÃO DE AVARIAS..4611
6.17 PLACA DESLIZANTE DE COM COMANDO HIDRÁULICO PARA RETROESCAVADORA..4612
Komatsu Backhoe-Loader WB93R-E0 Repair Service Manual