Komatsu Backhoe-Loader WB97R-E0 Repair Service Manual
Complete service repair manual with Electrical Wiring Diagrams for Komatsu Backhoe-Loader WB97R-5E0, with all the technical information to maintain, diagnose, repair, and rebuild like professional mechanics.
Komatsu Backhoe-Loader WB97R-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.
WEAM011509 - Backhoe-Loader WB97R-5E0 Operation & Maintenance Manual.pdf
WEAM015402 - Backhoe-Loader WB97R-5E0 Operation & Maintenance Manual.pdf
WEAM015403 - Backhoe-Loader WB97R-5E0 Operation & Maintenance Manual.pdf
WENAM00080 - Backhoe-Loader WB97R-5E0 Operation & Maintenance Manual.pdf
WENAM00081 - Backhoe-Loader WB97R-5E0 Operation & Maintenance Manual.pdf
WENBM00090 - Backhoe-Loader WB97R-5E0 Operation & Maintenance Manual.pdf
WETT001308 - Backhoe-Loader WB91R-5EO, WB93R-5EO, WB97R-5EO, WB93S-5EO, WB97S-5EO Basic Technical Training.pdf
WEBM008200 - Backhoe-Loader WB97R-5E0 Shop Manual.pdf
WEBM008202 - Backhoe-Loader WB97R-5E0 Shop Manual.pdf
PRODUCT DETAILS:
Total Pages: 3,702 pages
File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)
Language: English
TABLE OF CONTENTS
WEAM011509 - Backhoe-Loader WB97R-5E0 Operation & Maintenance Manual...1
1.1 FOREWORD...3
1.2 INFORMATION ON SAFETY...4
1.2.1 POSITION OF THE NOISE PLATES ON MACHINES WITH CAB...7
1.2.2 VIBRATIONS TO WHICH THE OPERATOR IS SUBJECTED...8
1.2.3 GUIDE WHEN WORKING IN AREAS WHERE AIR POLLUTION...9
1.3 INTRODUCTION...10
1.3.1 INTENDED USES...10
1.3.2 DEMOLITION WORK...10
1.3.3 IMPROPER OR UNAUTHORIZED USE...11
1.3.4 MAIN CHARACTERISTICS...11
1.3.5 RUNNING-IN...11
1.3.6 POSITIONS AND DIRECTIONS OF THE MACHINE...13
1.3.6.1 WHEN OPERATING THE LOADER OR TRAVELLING...13
1.3.6.2 WHEN OPERATING THE BACKHOE...14
1.4 PRODUCT IDENTIFICATION...15
1.4.1 MACHINE IDENTIFICATION NUMBER (PIN)...15
1.4.2 MACHINE IDENTIFICATION PLATE AND PRODUCT IDENTIFICATION NUMBER (PIN) (alternatively for some markets)...15
1.4.2.1 MACHINE SERIAL NUMBER PLATE (according directive 2006/42/EC)...16
1.4.3 ENGINE SERIAL NUMBER AND EXHAUST GAS EMISSION PLATE...17
1.4.4 FRONT AXLE SERIAL NUMBER...17
1.4.5 REAR AXLE SERIAL NUMBER...18
1.4.6 TRANSMISSION SERIAL NUMBER...18
1.4.7 CAB SERIAL NUMBER...18
1.4.8 TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR...19
1.4.9 DECLARATION OF CONFORMITY (for machines placed on the market as from 29 December 2009)...19
1.5 KOMTRAX SYSTEM...20
1.5.1 GENERAL PRECAUTIONS...20
TABLE OF CONTENTS...21
2.1 SAFETY PLATES...32
2.1.1 POSITION OF THE SAFETY PLATES...32
2.1.2 PICTOGRAMS AND RELEVANT MEANINGS...34
2.2 GENERAL PRECAUTIONS...49
2.2.1 GENERAL SAFETY RULES...49
2.2.2 SAFETY DEVICES AND GUARDS...49
2.2.3 CLOTHING AND PERSONAL PROTECTION ITEMS...49
2.2.4 UNAUTHORIZED MODIFICATIONS...50
2.2.5 LEAVING THE OPERATOR’S SEAT...50
2.2.6 GETTING ON AND OFF THE MACHINE...51
2.2.7 CHECKING THE REAR-VIEW MIRRORS...51
2.2.8 PREVENTING FIRES DUE TO FUEL AND OIL...52
2.2.9 LIFTING OF PERSONNEL PROHIBITED...52
2.2.10 PREVENTING BURNS...52
2.2.11 ASBESTOS DUST HAZARD PREVENTION...53
2.2.12 PREVENTING DAMAGE CAUSED BY THE WORK EQUIPMENT...53
2.2.13 DETERGENT FOR THE WINDOWS...53
2.2.14 FIRE EXTINGUISHERS AND FIRST AID KIT...54
2.2.15 FALLING OBJECTS, FLYING OBJECTS AND INTRUDING OBJECTS PREVENTION...54
2.2.16 CAUTIONS RELATED TO ROPS...55
2.2.17 PRECAUTIONS CONCERNING THE EQUIPMENT...55
2.3 PRECAUTIONS TO BE TAKEN BEFORE STARTING THE ENGINE...56
2.3.1 SAFETY ON THE WORK SITE...56
2.3.2 FIRE PREVENTION...56
2.3.3 PRECAUTIONS TO BE TAKEN FOR THE OPERATOR'S CAB...56
2.3.4 ROOM VENTILATION...57
2.3.5 CLEANING WINDOWS, MIRRORS AND LIGHTS - CHECKING THE WINDSHIELD WIPER BLADES AND THE BULBS...57
2.4 PRECAUTIONS TO BE TAKEN DURING WORK...58
2.4.1 WHEN STARTING THE ENGINE...58
2.4.2 RULES FOR TRAVELLING ON ROADS...58
2.4.3 REGULATIONS FOR ROAD TRANSFER (TUV approval)...59
2.4.4 HAND SIGNALS...61
2.4.5 CHECKS FOR TRAVELLING IN REVERSE...66
2.4.6 MOVING THE MACHINE...66
2.4.7 WORKING ON SLOPES...67
2.4.8 PROHIBITED OPERATIONS...67
2.4.9 PREVENTING ELECTROCUTION...68
2.4.10 VISIBILITY...69
2.4.11 WORKING ON ICY OR SNOW-COVERED SURFACES...69
2.4.12 PREVENTING DAMAGE CAUSED BY THE WORK EQUIPMENT...69
2.4.13 WORKING ON LOOSE GROUND...69
2.4.14 PARKING THE MACHINE...70
2.5 TRANSPORTING THE MACHINE ON OTHER VEHICLES...71
2.5.1 LOADING AND UNLOADING THE MACHINE...71
2.5.2 TRANSPORT...71
2.6 BATTERY...72
2.6.1 PREVENTING RISKS THAT MAY BE DUE TO THE BATTERY...72
2.6.2 STARTING WITH BOOSTER CABLES...73
2.7 PRECAUTIONS FOR EMERGENCY RECOVERY...74
2.8 LIFTING OBJECTS WITH LIFTING DEVICE (OPTIONAL EQUIPMENT)...75
2.8.1 SAFETY RULES FOR LIFTING OBJECTS...75
2.9 PRECAUTIONS TO BE TAKEN DURING MAINTENANCE...78
2.9.1 WARNING PLATES...78
2.9.2 TOOLS...78
2.9.3 PERSONNEL...79
2.9.4 EQUIPMENT...79
2.9.5 WORKING UNDER THE MACHINE...79
2.9.6 STABILITY...79
2.9.7 REPAIR WELDS...79
2.9.8 KEEPING THE MACHINE CLEAN...80
2.9.9 USE OF THE ENGINE DURING MAINTENANCE...80
2.9.10 PERIODICAL CHANGE OF THE SAFETY RELATED PARTS...80
2.9.11 STOP THE ENGINE BEFORE CARRYING OUT ANY MAINTENANCE OPERATION OR INSPECTION...81
2.9.12 BATTERY MAIN SWITCH PRECAUTIONS...82
2.9.13 RULES TO BE FOLLOWED DURING FUEL OR OIL TOPPING UP...82
2.9.14 CHECKING THE COOLANT LEVEL IN THE RADIATOR...82
2.9.15 USING LAMPS...83
2.9.16 PRECAUTIONS TO BE TAKEN WHEN HANDLING THE BATTERY AND THE ALTERNATOR...83
2.9.17 PRECAUTIONS CONCERNING THE STARTER...83
2.9.18 HANDLING HIGH-PRESSURE PIPES...84
2.9.19 PRECAUTIONS TO BE TAKEN WHEN WORKING ON HIGH- PRESSURE SYSTEMS...84
2.9.20 PRECAUTIONS FOR MAINTENANCE WORK INVOLVING HIGH TEMPERATURES AND PRESSURES...84
2.9.21 HYDRAULIC ACCUMULATOR...85
2.9.22 COOLING FAN AND FAN BELT...85
2.9.23 CHEMICAL HAZARD...85
2.9.24 WASTE MATERIALS...86
2.9.25 SERVICING THE AIR CONDITIONER...86
2.9.26 PRECAUTIONS CONCERNING TECHNOPOLYMERS AND ELASTOMERS...86
2.9.27 PRECAUTIONS TO BE TAKEN WHEN INFLATING THE TYRES...87
2.9.28 PRECAUTIONS FOR THE INSTALLATION OF THE EXHAUST SYSTEM TAILPIPE...87
2.9.29 PRECAUTIONS TO BE TAKEN WHEN USING SYNTHETIC BIODEGRADABLE OIL TYPE «HEES»...87
2.9.30 FINAL DISPOSAL OF THE MACHINE...87
3.1 SAFETY LOCKS...90
3.1.1 FRONT LOADER LOCKS...90
3.1.2 BACKHOE LOCKS...92
3.2 GENERAL VIEWS...94
3.2.1 FRONT GENERAL VIEW...94
3.2.2 BACKHOE GENERAL VIEW...95
3.2.3 CAB INSIDE GENERAL VIEW...96
3.3 INSTRUMENTS AND CONTROLS...98
3.3.1 FRONT INSTRUMENTS...98
3.3.2 SIDE INSTRUMENTS...103
3.3.3 PUSH BUTTONS ON THE FRONT LOADER CONTROL LEVER...114
3.3.4 CAB SWITCHES AND ELECTRIC ACCESSORIES...116
3.3.5 MACHINE CONTROLS...120
3.3.6 ADJUSTING THE CONTROLS...141
3.4 FUSES AND RELAYS...144
3.4.1 CENTRAL UNIT FUSES – RELAYS AND ENGINE LINE...144
3.4.1.1 FUSES...145
3.4.1.2 RELAYS...147
3.4.2 VENTILATION, HEATING AND AIR CONDITIONING FUSES AND RELAYS...149
3.4.2.1 FUSES...149
3.4.2.2 RELAYS...149
3.5 GUARDS, CAB AND DRIVER’S SEAT...150
3.5.1 ENGINE HOOD...150
3.5.2 CAB...151
3.5.3 VENTILATION AND HEATING...154
3.5.4 AIR CONDITIONER (if installed)...155
3.5.5 SEAT...157
3.5.5.1 SEAT (Standard mod. CAB SEATING)...157
3.5.5.2 SEAT (Optional mod. CAB SEATING)...159
3.5.5.3 PNEUMATIC SUSPENSION SEAT (optional mod. CAB SEATING)...160
3.5.5.4 SEAT (Standard mod. SEARS SEATING)...161
3.5.5.5 PNEUMATIC SUSPENSION SEAT (optional mod. SEARS SEATING)...162
3.5.6 SAFETY BELT...163
3.5.6.1 STANDARD SAFETY BELTS...163
3.5.6.2 SAFETY BELTS WITH WINDER...163
3.5.7 FIRE EXTINGUISHER...163
3.5.8 FIRST AID KIT...163
3.5.9 TECHNICAL DOCUMENTATION...164
3.5.10 STORAGE COMPARTMENT...164
3.5.11 REFUELLING PUMP (If installed)...165
3.6 USE OF THE MACHINE...167
3.6.1 CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE...167
3.6.1.1 VISUAL CHECKS...167
3.6.1.2 DAILY CHECKS...167
3.6.1.3 OPERATIONAL CHECKS...168
3.6.2 STARTING THE ENGINE...169
3.6.2.1 STARTING WITH WARM ENGINE OR IN TEMPERATE CLIMATES...169
3.6.2.2 STARTING WITH COLD ENGINE OR IN COLD CLIMATES...170
3.6.3 WARMING THE ENGINE...171
3.6.4 HEATING THE HYDRAULIC OIL...171
3.6.5 HOW TO MOVE THE MACHINE...172
3.6.5.1 DIFFERENTIAL LOCKING...173
3.6.5.2 ENGAGING THE FOUR-WHEEL DRIVE...173
3.6.5.3 WORKING ON SLOPES...174
3.6.5.4 MAXIMUM IMMERSION DEPTH...175
3.7 PARKING THE MACHINE...176
3.7.1 PARKING ON LEVEL GROUND...176
3.7.2 PARKING ON SLOPES...177
3.8 STOPPING THE ENGINE...178
3.9 TRANSPORTATION...179
3.9.1 PRECAUTIONS FOR TRANSPORTING MACHINE...179
3.9.2 SELECT TRANSPORTATION METHOD...179
3.9.3 PRECAUTIONS FOR LOADING AND UNLOADING WITH TRAILER...179
3.9.4 PROCEDURES FOR LOADING AND SECURING MACHINE ON THE TRAILER...180
3.9.4.1 LOADING MACHINE ON THE TRAILER...180
3.9.4.2 SECURING THE MACHINE...181
3.9.5 LIFTING THE MACHINE...182
3.10 PRECAUTIONS TO BE TAKEN IN THE COLD SEASON...183
3.10.1 FUEL, LUBRICANTS...183
3.10.2 COOLANT...183
3.10.3 BATTERY...184
3.10.4 OTHER PRECAUTIONS...184
3.10.5 PRECAUTIONS TO BE TAKEN AT THE END OF WORK...184
3.11 PRECAUTIONS TO BE TAKEN AT THE END OF THE WINTER...185
3.12 USING THE MACHINE AS A LOADER...186
3.12.1 BUCKET POSITION INDICATOR...186
3.12.2 ORGANIZING THE WORK AREA...186
3.12.2.1 LOADING HEAPED AND LEVEL MATERIAL...187
3.12.2.2 LOADING OPERATIONS ON SLOPES...188
3.12.3 CHANGING THE STANDARD FRONT BUCKET...188
3.13 USING THE MACHINE AS AN EXCAVATOR...189
3.13.1 POSITIONING THE BUCKET ACCORDING TO THE WORK THAT MUST BE CARRIED OUT...189
3.13.2 POSITIONING THE MACHINE FOR DIGGING OPERATIONS...190
3.13.3 SLIDING THE BACKHOE UNIT SIDEWARDS...191
3.13.4 DIGGING METHOD...192
3.13.5 LIFTING LOADS WITH EQUIPMENT...193
3.13.5.1 LIFTING CAPACITIES...194
3.13.5.2 LIFTING CAPACITIES...195
3.13.6 CHANGING THE BACKHOE BUCKET...196
3.14 LONG PERIODS OF INACTIVITY...197
3.14.1 PREPARING THE MACHINE FOR A LONG PERIOD OF INACTIVITY...197
3.14.2 PREPARING THE ENGINE FOR A LONG PERIOD OF INACTIVITY...199
3.14.3 MAINTENANCE DURING A PERIOD OF INACTIVITY...199
3.14.4 RESTARTING THE ENGINE...200
3.14.5 AFTER THE PERIOD OF INACTIVITY...200
3.14.6 AMBIENT TEMPERATURE RANGE FOR OPERATION AND LONG TERM STORAGE...200
3.15 TROUBLESHOOTING...201
3.15.1 HOW TO REMOVE THE MACHINE...201
3.15.2 AFTER THE FUEL HAS RUN OUT...201
3.15.3 IF THE BATTERY IS DOWN...202
3.15.3.1 STARTING WITH BOOSTER CABLES...203
3.15.4 OTHER TROUBLES...205
3.15.4.1 ELECTRICAL CIRCUIT...205
3.15.4.2 HYDRAULIC SYSTEM...205
3.15.4.3 BRAKING SYSTEM...206
3.15.4.4 CONVERTER...206
3.15.4.5 ENGINE...206
4.1 GUIDE TO MAINTENANCE...210
4.2 MAINTENANCE NOTES...212
4.2.1 NOTES REGARDING THE ENGINE...212
4.2.1.1 ENGINE OIL...212
4.2.1.2 COOLANT...212
4.2.1.3 FUEL...213
4.2.2 NOTES REGARDING THE HYDRAULIC SYSTEM...213
4.2.3 NOTES REGARDING THE ELECTRIC SYSTEM...214
4.2.4 NOTES REGARDING LUBRICATION...214
4.2.5 PARTS SUBJECT TO WEAR THAT PERIODICALLY NEED CHANGING...215
4.3 FUEL AND LUBRICANTS...216
4.3.1 HOMOLOGATED SYNTHETIC BIODEGRADABLE LUBRICANTS “HEES”...218
4.4 DRIVING TORQUES...219
4.4.1 STANDARD DRIVING TORQUES FOR SCREWS AND NUTS...219
4.4.2 SPECIFIC DRIVING TORQUES FOR SCREWS AND NUTS...220
4.4.3 STANDARD DRIVING TORQUES FOR HOSES WITH ORFS...220
4.5 LUBRICATION...221
4.5.1 LUBRICATION DIAGRAM...221
4.5.2 LUBRICATION DIAGRAM (4in1 bucket and pallet forks)...222
4.5.3 LUBRICATION DIAGRAM (front bucket quick couplings)...223
4.5.4 LUBRICATION DIAGRAM (offset device)...224
4.5.5 LUBRICATION CHART (For hydraulically-controlled sliding plate)...225
4.5.6 LUBRICATION DIAGRAM (for telescopic boom)...226
4.6 PERIODICAL CHANGE OF THE SAFETY RELATED COMPONENTS...227
4.6.1 SAFETY RELATED PARTS...228
4.6.1.1 FUEL SYSTEM...228
4.6.1.2 DELIVERY HYDRAULIC SYSTEM...229
4.6.1.3 FRONT LOADER HYDRAULIC SYSTEM...230
4.6.1.4 BACKHOE HYDRALIC SYSTEM...231
4.6.1.5 OPERATOR’S SAFETY...232
4.7 MAINTENANCE PLAN...233
4.8 MAINTENANCE PROCEDURES...235
4.8.1 WHEN REQUIRED...235
4.8.1.a CHECKING, CLEANING OR CHANGING THE ENGINE AIR FILTERS...235
4.8.1.b CHECKING AND CLEANING THE CAB AIR FILTER...236
4.8.1.c CHECKING AND CLEANING THE AIR RECIRCULATION FILTER (only for machines with air conditioner)...237
4.8.1.d CHECKING THE DETERGENT LEVEL IN THE WINDSHIELD WASHER RESERVOIR AND TOPPING UP...237
4.8.1.e CHECKING THE WINDSHIELD WIPER BLADES...238
4.8.1.f LUBRICATING THE CAB DOOR HINGES...238
4.8.1.g FUSES AND RELAYS – CHECK AND CHANGE...238
4.8.1.h BLEEDING THE BRAKING CIRCUIT...239
4.8.1.i CHECKING AND ADJUSTING THE FRONT WHEEL TOE-IN...240
4.8.1.j CHECKING THE BRAKING EFFICIENCY...240
4.8.1.k CHECKING AND ADJUSTING THE PARKING BRAKE...241
4.8.1.l CHECKING AND ADJUSTING THE BRAKE PEDAL STROKE...242
4.8.1.m ADJUSTING THE AUTOMATIC RETURN- TO-DIG DEVICE OF THE FRONT BUCKET (if installed)...242
4.8.1.n CHECKING AND ADJUSTING THE STABILIZER SLACK...243
4.8.1.o 1st STAGE DECANTER DRAINAGE...244
4.8.2 MAINTENANCE INTERVALS IN CASE OF USE OF THE HYDRAULIC BREAKER...245
4.8.2.a CHANGING THE HYDRAULIC OIL FILTER...245
4.8.2.b CHANGING THE HYDRAULIC OIL...245
4.8.3 CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE...246
4.8.3.a VARIOUS CHECKS...246
4.8.3.b CHECKING THE COOLANT LEVEL...246
4.8.3.c CHECKING THE FUEL LEVEL...247
4.8.3.d CHECKING THE ENGINE OIL LEVEL...247
4.8.4 MAINTENANCE EVERY 10 HOURS OF OPERATION...248
4.8.4.a LUBRICATING THE JOINTS...248
4.8.5 MAINTENANCE AFTER THE FIRST 50 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil type HEES is used)...250
4.8.6 MAINTENANCE EVERY 50 HOURS OF OPERATION...250
4.8.6.a CHECKING THE HYDRAULIC OIL LEVEL...250
4.8.6.b CHECKING THE FLUID LEVEL IN THE RADIATOR...251
4.8.6.c CHECKING THE BRAKING SYSTEM OIL LEVEL...251
4.8.6.d LUBRICATING THE PROPELLER SHAFTS...252
4.8.6.e LUBRICATING THE FRONT AXLE JOINTS AND CENTRAL COUPLING...253
4.8.6.f CHECKING THE TYRE PRESSURE...253
4.8.6.g 2nd STAGE DECANTER DRAINAGE...254
4.8.7 MAINTENANCE AFTER THE FIRST 250 HOURS OF OPERATION...255
4.8.8 MAINTENANCE EVERY 250 HOURS OF OPERATION...255
4.8.8.a CHECKING THE ALTERNATOR-FAN BELT...255
4.8.8.b CHECKING AND ADJUSTING THE A/C COMPRESSOR BELT TENSION (only for machines with air conditioner)...256
4.8.8.c CHECKING THE BATTERY ELECTROLYTE LEVELAND TOPPING UP...257
4.8.8.d CHECKING THE FRONT AXLE OIL LEVELS...258
4.8.8.e CHECKING THE REAR AXLE OIL LEVEL...258
4.8.8.f CHECKING THE HYDRAULIC TRANSMISSION OIL LEVEL...259
4.8.8.g CHECKING THE WHEEL NUT DRIVING TORQUE...259
4.8.9 MAINTENANCE AFTER THE FIRST 500 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil type HEES is used)...260
4.8.10 MAINTENANCE EVERY 500 HOURS OF OPERATION...260
4.8.10.a CHANGING THE ENGINE OIL...260
4.8.10.b CHANGING THE ENGINE OIL FILTER...261
4.8.10.c CHANGING THE HYDRAULIC SYSTEM OIL FILTER...261
4.8.10.d CHANGING THE FUEL FILTERS...264
4.8.10.e DRAINING THE FUEL TANK...266
4.8.10.f DRAINING THE HYDRAULIC OIL TANK (only for machines in which synthetic biodegradable oil type HEES is used )...267
4.8.10.g CLEANING THE OUTSIDE OF THE RADIATOR...268
4.8.10.h CLEANING THE OUTSIDE OF THE A/C CONDENSER (only for machines with air conditioner)...269
4.8.11 MAINTENANCE EVERY 1000 HOURS OF OPERATION...270
4.8.11.a CHANGING THE FRONT AXLE OIL...270
4.8.11.b CHANGING THE REAR AXLE OIL...271
4.8.11.c CHANGING THE HYDRAULIC TRANSMISSION OIL...272
4.8.11.d CHANGING THE HYDRAULIC TRANSMISSION OIL FILTER...273
4.8.12 MAINTENANCE EVERY 2000 HOURS OF OPERATION...274
4.8.12.a CHANGING THE HYDRAULIC OIL AND CLEANING THE INTAKE FILTER...274
4.8.12.b CLEANING OF THE COOLING SYSTEM AND CHANGING THE COOLANT...276
4.8.12.c CHANGING THE BRAKING SYSTEM OIL...278
4.8.12.d CHECKING THE ALTERNATOR AND THE STARTER...279
4.8.12.e CHANGING THE ALTERNATOR BELT...279
4.8.12.f CHECKING THE A/C COOLING GAS QUANTITY (only for machines with air conditioner)...279
4.8.13 MAINTENANCE EVERY 3000 HOURS OF OPERATION...280
4.8.13.a CHECKING THE ENGINE RETAINING SCREWS AND DAMPING ELEMENTS...280
4.8.13.b CHECKING AND ADJUSTING THE ENGINE VALVE CLEARANCE AND THE INJECTION TIMING ADVANCE...280
4.8.14 MAINTENANCE EVERY 4000 HOURS OF OPERATION...281
4.8.14.a CHANGING THE A/C DEWATERING FILTER (Only for machines with air conditioner)...281
4.8.14.b CHECKING THE OPERATING CONDITIONS OF THE A/C COMPRESSOR (Only for machines with air conditioner)...281
4.8.14.c CHANGING THE ENGINE THERMOSTATIC VALVE...281
4.9 END OF SERVICE LIFE...282
5.1 TECHNICAL SPECIFICATIONS...284
5.1.1 STANDARD OVERALL DIMENSIONS...284
5.1.1.1 OVERALL DIMENSIONS WITH STANDARD ARM...284
5.1.1.2 OVERALL DIMENSIONS WITH TELESCOPIC ARM...285
5.1.2 TECHNICAL CHARACTERISTICS...286
5.1.3 WORKING RANGES...287
5.1.3.1 WORKING RANGE LOADER AND BACKHOE...287
5.1.4 LIFTING CAPACITIES...289
5.1.4.1 LIFTING CAPACITIES (STANDARD BOOM)...290
5.1.4.2 LIFTING CAPACITIES (BOOM WITH OFFSET DEVICE)...290
6.1 AUTHORIZED OPTIONAL EQUIPMENT...292
6.1.1 PRECAUTIONS REGARDING SAFETY...292
6.1.2 PRECAUTIONS REGARDING THE INSTALLATION OF EQUIPMENT...293
6.2 SPECIFICATIONS...294
6.2.1 ARM-PIN INFORMATION...294
6.3 ATTACHMENT GUIDE...295
6.3.1 COMBINATIONS OF WORK EQUIPMENT...295
6.3.2 ATTACHMENT CONFIGURATION...295
6.4 FRONT EQUIPMENT QUICK COUPLING DEVICES...298
6.4.1 MANUAL QUICK COUPLING...298
6.4.2 HYDRAULIC QUICK COUPLING FOR STANDARD BUCKET...300
6.4.2.1 COUPLING...300
6.4.2.2 RELEASE...301
6.4.3 HYDRAULIC QUICK COUPLING FOR 4in1 BUCKET AND OPTIONAL EQUIPMENT...302
6.5 PALLET FORKS...303
6.5.1 LIFTING CAPACITIES (PALLET FORKS)...303
6.5.2 DESCRIPTION...304
6.5.3 USING THE FORKS...304
6.5.4 MAINTENANCE...304
6.6 4in1 BUCKET...305
6.6.1 DESCRIPTION AND CONTROLS...305
6.6.2 SAFETY DEVICES...305
6.6.3 INSTALLING THE 4in1 BUCKET...306
6.6.4 USING THE 4in1 BUCKET...307
6.6.5 MAINTENANCE...307
6.7 FORKS FOR PALLET ON BUCKET 4 IN 1...308
6.7.1 DESCRIPTION...308
6.7.2 LIFTING CAPACITY (FORKS FOR ON BUCKET 4 IN 1)...309
6.7.3 USING THE FORKS...309
6.7.3.1 PREPARING THE PALLET FORKS FOR USE...310
6.7.3.2 OVERTURNING THE FORKS...310
6.7.4 REMOVING THE FORKS...312
6.7.5 INSTALLING THE FORKS...312
6.7.6 MAINTENANCE...312
6.8 BACKHOE TELESCOPIC ARM...313
6.8.1 DESCRIPTION AND CONTROL...313
6.8.2 SAFETY DEVICES...314
6.8.3 USING THE TELESCOPIC ARM...314
6.8.4 MAINTENANCE...315
6.8.4.1 ADJUSTING THE GUIDE SLACK...315
6.9 CONFIGURATION FOR THE INSTALLATION OF THE HYDRAULIC BREAKER...317
6.9.1 DESCRIPTION AND CONTROL...317
6.9.2 USE OF THE HYDRAULIC BREAKER AND RULES TO BE OBSERVED...318
6.9.2.1 HYDRAULIC BREAKER...318
6.9.3 INSTALLING AND REMOVING THE HYDRAULIC BREAKER...323
6.9.3.1 INSTALLING THE BREAKER...323
6.9.3.2 REMOVING THE HAMMER...325
6.9.4 USING THE HAMMER...325
6.9.5 MAINTENANCE...325
6.10 APPLICATION OF THE OFFSET DEVICE...326
6.10.1 DESCRIPTION AND CONTROL...326
6.10.2 MAINTENANCE...327
6.11 CONFIGURATION FOR THE USE OF OPTIONAL EQUIPMENT WITH UNIDIRECTIONAL OIL FLOW...328
6.11.1 DESCRIPTION AND CONTROL...328
6.11.2 INSTALLING AND CONNECTING THE EQUIPMENT...329
6.11.3 MAINTENANCE...329
6.12 CONFIGURATION FOR THE USE OF THE CLAMSHELL BUCKET...330
6.12.1 DESCRIPTION AND CONTROL...330
6.12.2 INSTALLING THE CLAMSHELL BUCKET...331
6.12.3 USING THE CLAMSHELL BUCKET...332
6.12.4 MAINTENANCE...332
6.13 TELESCOPIC BOOM WITH PRE-INSTALLATION FOR HYDRAULIC BREAKER AND OPTIONAL TOOLS...333
6.14 CONFIGURATION FOR THE USE OF THE HAND HYDRAULIC HAMMER...340
6.14.1 DESCRIPTION AND CONTROL...340
6.14.2 INSTALLING AND REMOVING THE HAND HAMMER...341
6.14.2.1 CONNECTING THE HAND HAMMER...341
6.14.2.2 REMOVING THE CONNECTIONS...341
6.14.3 USING THE HAMMER...342
6.14.4 MAINTENANCE...342
6.15 LOAD STABILIZER SYSTEM (LSS) (Optional)...343
6.15.1 LOAD STABILIZER SYSTEM (LSS) ACCUMULATOR...343
6.16 REAR EQUIPMENT MECHANICAL QUICK COUPLING DEVICE...344
6.16.1 EQUIPMENT COUPLING AND RELEASE PROCEDURE...345
6.16.1.1 COUPLING PROCEDURE...345
6.16.1.2 RELEASE PROCEDURE...347
6.16.2 MAINTENANCE...348
6.16.3 MAINTENANCE PLAN...348
6.16.3.1 DAILY...348
6.16.3.2 WEEKLY (AT LEAST ONCE PER WEEK)...348
6.16.3.3 TROUBLESHOOTING...348
6.17 HYDRAULIC QUICK COUPLER OF THE REAR EQUIPMENT...349
6.17.1 SAFETY DEVICES...349
6.17.2 QUICK COUPLER TO BACKHOE LOADER CONNECTION...349
6.17.3 CONTROL...350
6.17.4 ADJUSTING THE QUICK COUPLER OPERATING PRESSURE...351
6.17.5 QUICK RELEASE COUPLING HYDRAULIC CONNECTIONS...352
6.17.6 EQUIPMENT COUPLING AND RELEASE PROCEDURE...353
6.17.6.1 COUPLING...353
6.17.6.2 RELEASE...353
6.17.7 MAINTENANCE...353
6.18 HYDRAULICALLY-CONTROLLED SLIDING PLATE FOR BACKHOE...354
WEAM015402 - Backhoe-Loader WB97R-5E0 Operation & Maintenance Manual...357
1.1 FOREWORD...359
1.2 INFORMATION ON SAFETY...360
1.2.1 POSITION OF THE NOISE PLATES ON MACHINES WITH CAB...363
1.2.2 VIBRATIONS TO WHICH THE OPERATOR IS SUBJECTED...364
1.2.3 GUIDE WHEN WORKING IN AREAS WHERE AIR POLLUTION...365
1.3 INTRODUCTION...366
1.3.1 INTENDED USES...366
1.3.2 DEMOLITION WORK...366
1.3.3 IMPROPER OR UNAUTHORIZED USE...367
1.3.4 MAIN CHARACTERISTICS...367
1.3.5 RUNNING-IN...368
1.3.6 POSITIONS AND DIRECTIONS OF THE MACHINE...369
1.3.6.1 WHEN OPERATING THE LOADER OR TRAVELLING...369
1.3.6.2 WHEN OPERATING THE BACKHOE...370
1.4 PRODUCT IDENTIFICATION...371
1.4.1 MACHINE IDENTIFICATION NUMBER (PIN)...371
1.4.2 MACHINE IDENTIFICATION PLATE AND PRODUCT IDENTIFICATION NUMBER (PIN) (alternatively for some markets)...371
1.4.2.1 MACHINE SERIAL NUMBER PLATE (according directive 2006/42/EC)...372
1.4.3 ENGINE SERIAL NUMBER AND EXHAUST GAS EMISSION PLATE...373
1.4.4 FRONT AXLE SERIAL NUMBER...373
1.4.5 REAR AXLE SERIAL NUMBER...374
1.4.6 TRANSMISSION SERIAL NUMBER...374
1.4.7 CAB SERIAL NUMBER...374
1.4.8 TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR...375
1.4.9 DECLARATION OF CONFORMITY (for machines placed on the market as from 29 December 2009)...375
1.5 KOMTRAX SYSTEM...376
1.5.1 GENERAL PRECAUTIONS...376
TABLE OF CONTENTS...377
2.1 SAFETY PLATES...388
2.1.1 POSITION OF THE SAFETY PLATES...388
2.1.2 PICTOGRAMS AND RELEVANT MEANINGS...390
2.2 GENERAL PRECAUTIONS...405
2.2.1 GENERAL SAFETY RULES...405
2.2.2 SAFETY DEVICES AND GUARDS...405
2.2.3 CLOTHING AND PERSONAL PROTECTION ITEMS...405
2.2.4 UNAUTHORIZED MODIFICATIONS...406
2.2.5 LEAVING THE OPERATOR’S SEAT...406
2.2.6 GETTING ON AND OFF THE MACHINE...407
2.2.7 CHECKING THE REAR-VIEW MIRRORS...407
2.2.8 PREVENTING FIRES DUE TO FUEL AND OIL...408
2.2.9 LIFTING OF PERSONNEL PROHIBITED...408
2.2.10 PREVENTING BURNS...408
2.2.11 ASBESTOS DUST HAZARD PREVENTION...409
2.2.12 PREVENTING DAMAGE CAUSED BY THE WORK EQUIPMENT...409
2.2.13 DETERGENT FOR THE WINDOWS...409
2.2.14 FIRE EXTINGUISHERS AND FIRST AID KIT...410
2.2.15 FALLING OBJECTS, FLYING OBJECTS AND INTRUDING OBJECTS PREVENTION...410
2.2.16 CAUTIONS RELATED TO ROPS...411
2.2.17 PRECAUTIONS CONCERNING THE EQUIPMENT...411
2.3 PRECAUTIONS TO BE TAKEN BEFORE STARTING THE ENGINE...412
2.3.1 SAFETY ON THE WORK SITE...412
2.3.2 FIRE PREVENTION...412
2.3.3 PRECAUTIONS TO BE TAKEN FOR THE OPERATOR'S CAB...412
2.3.4 ROOM VENTILATION...413
2.3.5 CLEANING WINDOWS, MIRRORS AND LIGHTS - CHECKING THE WINDSHIELD WIPER BLADES AND THE BULBS...413
2.4 PRECAUTIONS TO BE TAKEN DURING WORK...414
2.4.1 WHEN STARTING THE ENGINE...414
2.4.2 RULES FOR TRAVELLING ON ROADS...414
2.4.3 REGULATIONS FOR ROAD TRANSFER (TUV approval)...415
2.4.4 HAND SIGNALS...417
2.4.5 CHECKS FOR TRAVELLING IN REVERSE...422
2.4.6 MOVING THE MACHINE...422
2.4.7 WORKING ON SLOPES...423
2.4.8 PROHIBITED OPERATIONS...423
2.4.9 PREVENTING ELECTROCUTION...424
2.4.10 VISIBILITY...425
2.4.11 WORKING ON ICY OR SNOW-COVERED SURFACES...425
2.4.12 PREVENTING DAMAGE CAUSED BY THE WORK EQUIPMENT...425
2.4.13 WORKING ON LOOSE GROUND...425
2.4.14 PARKING THE MACHINE...426
2.5 TRANSPORTING THE MACHINE ON OTHER VEHICLES...427
2.5.1 LOADING AND UNLOADING THE MACHINE...427
2.5.2 TRANSPORT...427
2.6 BATTERY...428
2.6.1 PREVENTING RISKS THAT MAY BE DUE TO THE BATTERY...428
2.6.2 STARTING WITH BOOSTER CABLES...429
2.7 PRECAUTIONS FOR EMERGENCY RECOVERY...430
2.8 LIFTING OBJECTS WITH LIFTING DEVICE (OPTIONAL EQUIPMENT)...431
2.8.1 SAFETY RULES FOR LIFTING OBJECTS...431
2.9 PRECAUTIONS TO BE TAKEN DURING MAINTENANCE...434
2.9.1 WARNING PLATES...434
2.9.2 TOOLS...434
2.9.3 PERSONNEL...435
2.9.4 EQUIPMENT...435
2.9.5 WORKING UNDER THE MACHINE...435
2.9.6 STABILITY...435
2.9.7 REPAIR WELDS...435
2.9.8 KEEPING THE MACHINE CLEAN...436
2.9.9 USE OF THE ENGINE DURING MAINTENANCE...436
2.9.10 PERIODICAL CHANGE OF THE SAFETY RELATED PARTS...436
2.9.11 STOP THE ENGINE BEFORE CARRYING OUT ANY MAINTENANCE OPERATION OR INSPECTION...437
2.9.12 BATTERY MAIN SWITCH PRECAUTIONS...438
2.9.13 RULES TO BE FOLLOWED DURING FUEL OR OIL TOPPING UP...438
2.9.14 CHECKING THE COOLANT LEVEL IN THE RADIATOR...438
2.9.15 USING LAMPS...439
2.9.16 PRECAUTIONS TO BE TAKEN WHEN HANDLING THE BATTERY AND THE ALTERNATOR...439
2.9.17 PRECAUTIONS CONCERNING THE STARTER...439
2.9.18 HANDLING HIGH-PRESSURE PIPES...440
2.9.19 PRECAUTIONS TO BE TAKEN WHEN WORKING ON HIGH- PRESSURE SYSTEMS...440
2.9.20 PRECAUTIONS FOR MAINTENANCE WORK INVOLVING HIGH TEMPERATURES AND PRESSURES...440
2.9.21 HYDRAULIC ACCUMULATOR...441
2.9.22 COOLING FAN AND FAN BELT...441
2.9.23 CHEMICAL HAZARD...441
2.9.24 WASTE MATERIALS...442
2.9.25 SERVICING THE AIR CONDITIONER...442
2.9.26 PRECAUTIONS CONCERNING TECHNOPOLYMERS AND ELASTOMERS...442
2.9.27 PRECAUTIONS TO BE TAKEN WHEN INFLATING THE TYRES...443
2.9.28 PRECAUTIONS FOR THE INSTALLATION OF THE EXHAUST SYSTEM TAILPIPE...443
2.9.29 PRECAUTIONS TO BE TAKEN WHEN USING SYNTHETIC BIODEGRADABLE OIL TYPE «HEES»...443
2.9.30 FINAL DISPOSAL OF THE MACHINE...444
3.1 SAFETY LOCKS...446
3.1.1 FRONT LOADER LOCKS...446
3.1.2 BACKHOE LOCKS...448
3.2 GENERAL VIEWS...450
3.2.1 FRONT GENERAL VIEW...450
3.2.2 BACKHOE GENERAL VIEW...451
3.2.3 CAB INSIDE GENERAL VIEW...452
3.3 INSTRUMENTS AND CONTROLS...454
3.3.1 FRONT INSTRUMENTS...454
3.3.2 SIDE INSTRUMENTS...459
3.3.3 PUSH BUTTONS ON THE FRONT LOADER CONTROL LEVER...470
3.3.4 CAB SWITCHES AND ELECTRIC ACCESSORIES...472
3.3.5 MACHINE CONTROLS...476
3.3.6 ADJUSTING THE CONTROLS...497
3.4 FUSES AND RELAYS...500
3.4.1 CENTRAL UNIT FUSES – RELAYS AND ENGINE LINE...500
3.4.1.1 FUSES...501
3.4.1.2 RELAYS...503
3.4.2 VENTILATION, HEATING AND AIR CONDITIONING FUSES AND RELAYS...505
3.4.2.1 FUSES...505
3.4.2.2 RELAYS...505
3.5 GUARDS, CAB AND DRIVER’S SEAT...506
3.5.1 ENGINE HOOD...506
3.5.2 CAB...507
3.5.3 VENTILATION AND HEATING...510
3.5.4 AIR CONDITIONER (if installed)...511
3.5.5 SEAT...513
3.5.5.1 SEAT (Standard mod. CAB SEATING)...513
3.5.5.2 SEAT (Optional mod. CAB SEATING)...515
3.5.5.3 PNEUMATIC SUSPENSION SEAT (optional mod. CAB SEATING)...516
3.5.5.4 SEAT (Standard mod. SEARS SEATING)...517
3.5.5.5 PNEUMATIC SUSPENSION SEAT (optional mod. SEARS SEATING)...518
3.5.6 SAFETY BELT...519
3.5.6.1 STANDARD SAFETY BELTS...519
3.5.6.2 SAFETY BELTS WITH WINDER...519
3.5.7 FIRE EXTINGUISHER...519
3.5.8 FIRST AID KIT...519
3.5.9 TECHNICAL DOCUMENTATION...520
3.5.10 STORAGE COMPARTMENT...520
3.5.11 REFUELLING PUMP (If installed)...521
3.6 USE OF THE MACHINE...523
3.6.1 CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE...523
3.6.1.1 VISUAL CHECKS...523
3.6.1.2 DAILY CHECKS...523
3.6.1.3 OPERATIONAL CHECKS...524
3.6.2 STARTING THE ENGINE...525
3.6.2.1 STARTING WITH WARM ENGINE OR IN TEMPERATE CLIMATES...525
3.6.2.2 STARTING WITH COLD ENGINE OR IN COLD CLIMATES...526
3.6.3 WARMING THE ENGINE...527
3.6.4 HEATING THE HYDRAULIC OIL...527
3.6.5 HOW TO MOVE THE MACHINE...528
3.6.5.1 DIFFERENTIAL LOCKING...529
3.6.5.2 ENGAGING THE FOUR-WHEEL DRIVE...529
3.6.5.3 WORKING ON SLOPES...530
3.6.5.4 MAXIMUM IMMERSION DEPTH...531
3.7 PARKING THE MACHINE...532
3.7.1 PARKING ON LEVEL GROUND...532
3.7.2 PARKING ON SLOPES...533
3.8 STOPPING THE ENGINE...534
3.9 TRANSPORTING THE MACHINE ON OTHER VEHICLES...535
3.9.1 LOADING AND UNLOADING THE MACHINE...535
3.9.2 TRANSPORT...536
3.9.3 LIFTING THE MACHINE...537
3.10 PRECAUTIONS TO BE TAKEN IN THE COLD SEASON...538
3.10.1 FUEL, LUBRICANTS...538
3.10.2 COOLANT...538
3.10.3 BATTERY...539
3.10.4 OTHER PRECAUTIONS...539
3.10.5 PRECAUTIONS TO BE TAKEN AT THE END OF WORK...539
3.11 PRECAUTIONS TO BE TAKEN AT THE END OF THE WINTER...540
3.12 USING THE MACHINE AS A LOADER...541
3.12.1 BUCKET POSITION INDICATOR...541
3.12.2 ORGANIZING THE WORK AREA...541
3.12.2.1 LOADING HEAPED AND LEVEL MATERIAL...542
3.12.2.2 LOADING OPERATIONS ON SLOPES...543
3.12.3 CHANGING THE STANDARD FRONT BUCKET...543
3.13 USING THE MACHINE AS AN EXCAVATOR...544
3.13.1 POSITIONING THE BUCKET ACCORDING TO THE WORK THAT MUST BE CARRIED OUT...544
3.13.2 POSITIONING THE MACHINE FOR DIGGING OPERATIONS...545
3.13.3 SLIDING THE BACKHOE UNIT SIDEWARDS...546
3.13.4 DIGGING METHOD...547
3.13.5 LIFTING LOADS WITH EQUIPMENT...548
3.13.5.1 LIFTING CAPACITIES...549
3.13.5.2 LIFTING CAPACITIES...550
3.13.6 CHANGING THE BACKHOE BUCKET...551
3.14 LONG PERIODS OF INACTIVITY...552
3.14.1 PREPARING THE MACHINE FOR A LONG PERIOD OF INACTIVITY...552
3.14.2 PREPARING THE ENGINE FOR A LONG PERIOD OF INACTIVITY...554
3.14.3 MAINTENANCE DURING A PERIOD OF INACTIVITY...554
3.14.4 RESTARTING THE ENGINE...555
3.14.5 AFTER THE PERIOD OF INACTIVITY...555
3.14.6 AMBIENT TEMPERATURE RANGE FOR OPERATION AND LONG TERM STORAGE...555
3.15 TROUBLESHOOTING...556
3.15.1 HOW TO REMOVE THE MACHINE...556
3.15.2 AFTER THE FUEL HAS RUN OUT...556
3.15.3 IF THE BATTERY IS DOWN...557
3.15.3.1 STARTING WITH BOOSTER CABLES...558
3.15.4 OTHER TROUBLES...560
3.15.4.1 ELECTRICAL CIRCUIT...560
3.15.4.2 HYDRAULIC SYSTEM...560
3.15.4.3 BRAKING SYSTEM...561
3.15.4.4 CONVERTER...561
3.15.4.5 ENGINE...561
4.1 GUIDE TO MAINTENANCE...564
4.2 MAINTENANCE NOTES...566
4.2.1 NOTES REGARDING THE ENGINE...566
4.2.1.1 ENGINE OIL...566
4.2.1.2 COOLANT...566
4.2.1.3 FUEL...567
4.2.2 NOTES REGARDING THE HYDRAULIC SYSTEM...567
4.2.3 NOTES REGARDING THE ELECTRIC SYSTEM...568
4.2.4 NOTES REGARDING LUBRICATION...568
4.2.5 PARTS SUBJECT TO WEAR THAT PERIODICALLY NEED CHANGING...569
4.3 FUEL AND LUBRICANTS...570
4.3.1 HOMOLOGATED SYNTHETIC BIODEGRADABLE LUBRICANTS “HEES”...572
4.4 DRIVING TORQUES...573
4.4.1 STANDARD DRIVING TORQUES FOR SCREWS AND NUTS...573
4.4.2 SPECIFIC DRIVING TORQUES FOR SCREWS AND NUTS...574
4.4.3 STANDARD DRIVING TORQUES FOR HOSES WITH ORFS...574
4.5 LUBRICATION...575
4.5.1 LUBRICATION DIAGRAM...575
4.5.2 LUBRICATION DIAGRAM (4in1 bucket and pallet forks)...576
4.5.3 LUBRICATION DIAGRAM (front bucket quick couplings)...577
4.5.4 LUBRICATION DIAGRAM (offset device)...578
4.5.5 LUBRICATION CHART (For hydraulically-controlled sliding plate)...579
4.5.6 LUBRICATION DIAGRAM (for telescopic boom)...580
4.6 PERIODICAL CHANGE OF THE SAFETY RELATED COMPONENTS...581
4.6.1 SAFETY RELATED PARTS...582
4.6.1.1 FUEL SYSTEM...582
4.6.1.2 DELIVERY HYDRAULIC SYSTEM...583
4.6.1.3 FRONT LOADER HYDRAULIC SYSTEM...584
4.6.1.4 BACKHOE HYDRALIC SYSTEM...585
4.6.1.5 OPERATOR’S SAFETY...586
4.7 MAINTENANCE PLAN...587
4.8 MAINTENANCE PROCEDURES...589
4.8.1 WHEN REQUIRED...589
4.8.1.a CHECKING, CLEANING OR CHANGING THE ENGINE AIR FILTERS...589
4.8.1.b CHECKING AND CLEANING THE CAB AIR FILTER...590
4.8.1.c CHECKING AND CLEANING THE AIR RECIRCULATION FILTER (only for machines with air conditioner)...591
4.8.1.d CHECKING THE DETERGENT LEVEL IN THE WINDSHIELD WASHER RESERVOIR AND TOPPING UP...591
4.8.1.e CHECKING THE WINDSHIELD WIPER BLADES...592
4.8.1.f LUBRICATING THE CAB DOOR HINGES...592
4.8.1.g FUSES AND RELAYS – CHECK AND CHANGE...592
4.8.1.h BLEEDING THE BRAKING CIRCUIT...593
4.8.1.i CHECKING AND ADJUSTING THE FRONT WHEEL TOE-IN...594
4.8.1.j CHECKING THE BRAKING EFFICIENCY...594
4.8.1.k CHECKING AND ADJUSTING THE PARKING BRAKE...595
4.8.1.l CHECKING AND ADJUSTING THE BRAKE PEDAL STROKE...596
4.8.1.m ADJUSTING THE AUTOMATIC RETURN- TO-DIG DEVICE OF THE FRONT BUCKET (if installed)...596
4.8.1.n CHECKING AND ADJUSTING THE STABILIZER SLACK...597
4.8.1.o 1st STAGE DECANTER DRAINAGE...598
4.8.2 MAINTENANCE INTERVALS IN CASE OF USE OF THE DEMOLITION HAMMER...599
4.8.2.a CHANGING THE HYDRAULIC OIL FILTER...599
4.8.2.b CHANGING THE HYDRAULIC OIL...599
4.8.3 CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE...600
4.8.3.a VARIOUS CHECKS...600
4.8.3.b CHECKING THE COOLANT LEVEL...600
4.8.3.c CHECKING THE FUEL LEVEL...601
4.8.3.d CHECKING THE ENGINE OIL LEVEL...601
4.8.4 MAINTENANCE EVERY 10 HOURS OF OPERATION...602
4.8.4.a LUBRICATING THE JOINTS...602
4.8.5 MAINTENANCE AFTER THE FIRST 50 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil type HEES is used)...604
4.8.6 MAINTENANCE EVERY 50 HOURS OF OPERATION...604
4.8.6.a CHECKING THE HYDRAULIC OIL LEVEL...604
4.8.6.b CHECKING THE FLUID LEVEL IN THE RADIATOR...605
4.8.6.c CHECKING THE BRAKING SYSTEM OIL LEVEL...605
4.8.6.d LUBRICATING THE PROPELLER SHAFTS...606
4.8.6.e LUBRICATING THE FRONT AXLE JOINTS AND CENTRAL COUPLING...607
4.8.6.f CHECKING THE TYRE PRESSURE...607
4.8.6.g 2nd STAGE DECANTER DRAINAGE...608
4.8.7 MAINTENANCE AFTER THE FIRST 250 HOURS OF OPERATION...609
4.8.8 MAINTENANCE EVERY 250 HOURS OF OPERATION...609
4.8.8.a CHECKING THE ALTERNATOR-FAN BELT...609
4.8.8.b CHECKING AND ADJUSTING THE A/C COMPRESSOR BELT TENSION (only for machines with air conditioner)...610
4.8.8.c CHECKING THE BATTERY ELECTROLYTE LEVELAND TOPPING UP...611
4.8.8.d CHECKING THE FRONT AXLE OIL LEVELS...612
4.8.8.e CHECKING THE REAR AXLE OIL LEVEL...612
4.8.8.f CHECKING THE HYDRAULIC TRANSMISSION OIL LEVEL...613
4.8.8.g CHECKING THE WHEEL NUT DRIVING TORQUE...613
4.8.9 MAINTENANCE AFTER THE FIRST 500 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil type HEES is used)...614
4.8.10 MAINTENANCE EVERY 500 HOURS OF OPERATION...614
4.8.10.a CHANGING THE ENGINE OIL...614
4.8.10.b CHANGING THE ENGINE OIL FILTER...615
4.8.10.c CHANGING THE HYDRAULIC SYSTEM OIL FILTER...615
4.8.10.d CHANGING THE FUEL FILTERS...618
4.8.10.e DRAINING THE FUEL TANK...620
4.8.10.f DRAINING THE HYDRAULIC OIL TANK (only for machines in which synthetic biodegradable oil type HEES is used )...621
4.8.10.g CLEANING THE OUTSIDE OF THE RADIATOR...622
4.8.10.h CLEANING THE OUTSIDE OF THE A/C CONDENSER (only for machines with air conditioner)...623
4.8.11 MAINTENANCE EVERY 1000 HOURS OF OPERATION...624
4.8.11.a CHANGING THE FRONT AXLE OIL...624
4.8.11.b CHANGING THE REAR AXLE OIL...625
4.8.11.c CHANGING THE HYDRAULIC TRANSMISSION OIL...626
4.8.11.d CHANGING THE HYDRAULIC TRANSMISSION OIL FILTER...627
4.8.12 MAINTENANCE EVERY 2000 HOURS OF OPERATION...628
4.8.12.a CHANGING THE HYDRAULIC OIL AND CLEANING THE INTAKE FILTER...628
4.8.12.b CLEANING OF THE COOLING SYSTEM AND CHANGING THE COOLANT...630
4.8.12.c CHANGING THE BRAKING SYSTEM OIL...632
4.8.12.d CHECKING THE ALTERNATOR AND THE STARTER...633
4.8.12.e CHANGING THE ALTERNATOR BELT...633
4.8.12.f CHECKING THE A/C COOLING GAS QUANTITY (only for machines with air conditioner)...633
4.8.13 MAINTENANCE EVERY 3000 HOURS OF OPERATION...634
4.8.13.a CHECKING THE ENGINE RETAINING SCREWS AND DAMPING ELEMENTS...634
4.8.13.b CHECKING AND ADJUSTING THE ENGINE VALVE CLEARANCE AND THE INJECTION TIMING ADVANCE...634
4.8.14 MAINTENANCE EVERY 4000 HOURS OF OPERATION...635
4.8.14.a CHANGING THE A/C DEWATERING FILTER (Only for machines with air conditioner)...635
4.8.14.b CHECKING THE OPERATING CONDITIONS OF THE A/C COMPRESSOR (Only for machines with air conditioner)...635
4.8.14.c CHANGING THE ENGINE THERMOSTATIC VALVE...635
4.9 END OF SERVICE LIFE...636
5.1 TECHNICAL SPECIFICATIONS...638
5.1.1 STANDARD OVERALL DIMENSIONS...638
5.1.1.1 OVERALL DIMENSIONS WITH STANDARD ARM...638
5.1.1.2 OVERALL DIMENSIONS WITH TELESCOPIC ARM...639
5.1.2 TECHNICAL CHARACTERISTICS...640
5.1.3 WORKING RANGES...641
5.1.3.1 WORKING RANGE LOADER AND BACKHOE...641
5.1.4 LIFTING CAPACITIES...643
5.1.4.1 LIFTING CAPACITIES (STANDARD BOOM)...644
5.1.4.2 LIFTING CAPACITIES (BOOM WITH OFFSET DEVICE)...644
6.1 AUTHORIZED OPTIONAL EQUIPMENT...646
6.1.1 PRECAUTIONS REGARDING SAFETY...646
6.1.2 PRECAUTIONS REGARDING THE INSTALLATION OF EQUIPMENT...647
6.2 SPECIFICATIONS...648
6.2.1 ARM-PIN INFORMATION...648
6.3 ATTACHMENT GUIDE...649
6.3.1 COMBINATIONS OF WORK EQUIPMENT...649
6.3.2 ATTACHMENT CONFIGURATION...649
6.4 FRONT EQUIPMENT QUICK COUPLING DEVICES...652
6.4.1 MANUAL QUICK COUPLING...652
6.4.2 HYDRAULIC QUICK COUPLING FOR STANDARD BUCKET...654
6.4.2.1 COUPLING...654
6.4.2.2 RELEASE...655
6.4.3 HYDRAULIC QUICK COUPLING FOR 4in1 BUCKET AND OPTIONAL EQUIPMENT...656
6.5 PALLET FORKS...657
6.5.1 LIFTING CAPACITIES (PALLET FORKS)...657
6.5.2 DESCRIPTION...658
6.5.3 USING THE FORKS...658
6.5.4 MAINTENANCE...658
6.6 4in1 BUCKET...659
6.6.1 DESCRIPTION AND CONTROLS...659
6.6.2 SAFETY DEVICES...659
6.6.3 INSTALLING THE 4in1 BUCKET...660
6.6.4 USING THE 4in1 BUCKET...661
6.6.5 MAINTENANCE...661
6.7 FORKS FOR PALLET ON BUCKET 4 IN 1...662
6.7.1 DESCRIPTION...662
6.7.2 LIFTING CAPACITY (FORKS FOR ON BUCKET 4 IN 1)...663
6.7.3 USING THE FORKS...663
6.7.3.1 PREPARING THE PALLET FORKS FOR USE...664
6.7.3.2 OVERTURNING THE FORKS...664
6.7.4 REMOVING THE FORKS...666
6.7.5 INSTALLING THE FORKS...666
6.7.6 MAINTENANCE...666
6.8 HOOK ON BUCKET 4 IN 1...667
6.8.1 USING THE HOOK...667
6.8.2 MAINTENANCE...668
6.9 BACKHOE TELESCOPIC ARM...669
6.9.1 DESCRIPTION AND CONTROL...669
6.9.2 SAFETY DEVICES...670
6.9.3 USING THE TELESCOPIC ARM...670
6.9.4 MAINTENANCE...671
6.9.4.1 ADJUSTING THE GUIDE SLACK...671
6.10 CONFIGURATION FOR THE INSTALLATION OF THE DEMOLITION HAMMER...673
6.10.1 DESCRIPTION AND CONTROL...673
6.10.2 USE OF THE HYDRAULIC BREAKER AND RULES TO BE OBSERVED...674
6.10.2.1 HYDRAULIC BREAKER...674
6.10.3 INSTALLING AND REMOVING THE DEMOLITION HAMMER...679
6.10.3.1 INSTALLING THE HAMMER...679
6.10.3.2 REMOVING THE HAMMER...681
6.10.4 USING THE HAMMER...681
6.10.5 MAINTENANCE...681
6.11 APPLICATION OF THE OFFSET DEVICE...682
6.11.1 DESCRIPTION AND CONTROL...682
6.11.2 MAINTENANCE...683
6.12 CONFIGURATION FOR THE USE OF OPTIONAL EQUIPMENT WITH UNIDIRECTIONAL OIL FLOW...684
6.12.1 DESCRIPTION AND CONTROL...684
6.12.2 INSTALLING AND CONNECTING THE EQUIPMENT...685
6.12.3 MAINTENANCE...685
6.13 CONFIGURATION FOR THE USE OF THE CLAMSHELL BUCKET...686
6.13.1 DESCRIPTION AND CONTROL...686
6.13.2 INSTALLING THE CLAMSHELL BUCKET...687
6.13.3 USING THE CLAMSHELL BUCKET...688
6.13.4 MAINTENANCE...688
6.14 TELESCOPIC BOOM WITH PRE-INSTALLATION FOR DEMOLITION HAMMER AND OPTIONAL TOOLS...689
6.15 CONFIGURATION FOR THE USE OF THE HAND HYDRAULIC HAMMER...696
6.15.1 DESCRIPTION AND CONTROL...696
6.15.2 INSTALLING AND REMOVING THE HAND HAMMER...697
6.15.2.1 CONNECTING THE HAND HAMMER...697
6.15.2.2 REMOVING THE CONNECTIONS...697
6.15.3 USING THE HAMMER...698
6.15.4 MAINTENANCE...698
6.16 LOAD STABILIZER SYSTEM (LSS) (Optional)...699
6.16.1 LOAD STABILIZER SYSTEM (LSS) ACCUMULATOR...699
6.17 REAR EQUIPMENT MECHANICAL QUICK COUPLING DEVICE...700
6.17.1 EQUIPMENT COUPLING AND RELEASE PROCEDURE...701
6.17.1.1 COUPLING PROCEDURE...701
6.17.1.2 RELEASE PROCEDURE...703
6.17.2 MAINTENANCE...704
6.17.3 MAINTENANCE PLAN...704
6.17.3.1 DAILY...704
6.17.3.2 WEEKLY (AT LEAST ONCE PER WEEK)...704
6.17.3.3 TROUBLESHOOTING...704
6.18 HYDRAULIC QUICK COUPLER OF THE REAR EQUIPMENT...705
6.18.1 SAFETY DEVICES...705
6.18.2 QUICK COUPLER TO BACKHOE LOADER CONNECTION...705
6.18.3 CONTROL...706
6.18.4 ADJUSTING THE QUICK COUPLER OPERATING PRESSURE...707
6.18.5 QUICK RELEASE COUPLING HYDRAULIC CONNECTIONS...708
6.18.6 EQUIPMENT COUPLING AND RELEASE PROCEDURE...709
6.18.6.1 COUPLING...709
6.18.6.2 RELEASE...709
6.18.7 MAINTENANCE...709
6.19 HYDRAULICALLY-CONTROLLED SLIDING PLATE FOR BACKHOE...710
WEAM015403 - Backhoe-Loader WB97R-5E0 Operation & Maintenance Manual...713
1.1 FOREWORD...715
1.2 INFORMATION ON SAFETY...716
1.2.1 POSITION OF THE NOISE PLATES ON MACHINES WITH CAB...719
1.2.2 VIBRATIONS TO WHICH THE OPERATOR IS SUBJECTED...720
1.2.3 GUIDE WHEN WORKING IN AREAS WHERE AIR POLLUTION...721
1.3 INTRODUCTION...722
1.3.1 INTENDED USES...722
1.3.2 DEMOLITION WORK...722
1.3.3 IMPROPER OR UNAUTHORIZED USE...723
1.3.4 MAIN CHARACTERISTICS...723
1.3.5 RUNNING-IN...724
1.3.6 POSITIONS AND DIRECTIONS OF THE MACHINE...725
1.3.6.1 WHEN OPERATING THE LOADER OR TRAVELLING...725
1.3.6.2 WHEN OPERATING THE BACKHOE...726
1.4 PRODUCT IDENTIFICATION...727
1.4.1 MACHINE IDENTIFICATION NUMBER (PIN)...727
1.4.2 MACHINE IDENTIFICATION PLATE AND PRODUCT IDENTIFICATION NUMBER (PIN) (alternatively for some markets)...727
1.4.2.1 MACHINE SERIAL NUMBER PLATE (according directive 2006/42/EC)...728
1.4.3 ENGINE SERIAL NUMBER AND EXHAUST GAS EMISSION PLATE...729
1.4.4 FRONT AXLE SERIAL NUMBER...729
1.4.5 REAR AXLE SERIAL NUMBER...730
1.4.6 TRANSMISSION SERIAL NUMBER...730
1.4.7 CAB SERIAL NUMBER...730
1.4.8 TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR...731
1.4.9 DECLARATION OF CONFORMITY (for machines placed on the market as from 29 December 2009)...731
1.5 KOMTRAX SYSTEM...732
1.5.1 GENERAL PRECAUTIONS...732
TABLE OF CONTENTS...733
2.1 SAFETY PLATES...744
2.1.1 POSITION OF THE SAFETY PLATES...744
2.1.2 PICTOGRAMS AND RELEVANT MEANINGS...746
2.2 GENERAL PRECAUTIONS...761
2.2.1 GENERAL SAFETY RULES...761
2.2.2 SAFETY DEVICES AND GUARDS...761
2.2.3 CLOTHING AND PERSONAL PROTECTION ITEMS...761
2.2.4 UNAUTHORIZED MODIFICATIONS...762
2.2.5 LEAVING THE OPERATOR’S SEAT...762
2.2.6 GETTING ON AND OFF THE MACHINE...763
2.2.7 CHECKING THE REAR-VIEW MIRRORS...763
2.2.8 PREVENTING FIRES DUE TO FUEL AND OIL...764
2.2.9 LIFTING OF PERSONNEL PROHIBITED...764
2.2.10 PREVENTING BURNS...764
2.2.11 ASBESTOS DUST HAZARD PREVENTION...765
2.2.12 PREVENTING DAMAGE CAUSED BY THE WORK EQUIPMENT...765
2.2.13 DETERGENT FOR THE WINDOWS...765
2.2.14 FIRE EXTINGUISHERS AND FIRST AID KIT...766
2.2.15 FALLING OBJECTS, FLYING OBJECTS AND INTRUDING OBJECTS PREVENTION...766
2.2.16 CAUTIONS RELATED TO ROPS...767
2.2.17 PRECAUTIONS CONCERNING THE EQUIPMENT...767
2.3 PRECAUTIONS TO BE TAKEN BEFORE STARTING THE ENGINE...768
2.3.1 SAFETY ON THE WORK SITE...768
2.3.2 FIRE PREVENTION...768
2.3.3 PRECAUTIONS TO BE TAKEN FOR THE OPERATOR'S CAB...768
2.3.4 ROOM VENTILATION...769
2.3.5 CLEANING WINDOWS, MIRRORS AND LIGHTS - CHECKING THE WINDSHIELD WIPER BLADES AND THE BULBS...769
2.4 PRECAUTIONS TO BE TAKEN DURING WORK...770
2.4.1 WHEN STARTING THE ENGINE...770
2.4.2 RULES FOR TRAVELLING ON ROADS...770
2.4.3 REGULATIONS FOR ROAD TRANSFER (TUV approval)...771
2.4.4 HAND SIGNALS...773
2.4.5 CHECKS FOR TRAVELLING IN REVERSE...778
2.4.6 MOVING THE MACHINE...778
2.4.7 WORKING ON SLOPES...779
2.4.8 PROHIBITED OPERATIONS...779
2.4.9 PREVENTING ELECTROCUTION...780
2.4.10 VISIBILITY...781
2.4.11 WORKING ON ICY OR SNOW-COVERED SURFACES...781
2.4.12 PREVENTING DAMAGE CAUSED BY THE WORK EQUIPMENT...781
2.4.13 WORKING ON LOOSE GROUND...781
2.4.14 PARKING THE MACHINE...782
2.5 TRANSPORTING THE MACHINE ON OTHER VEHICLES...783
2.5.1 LOADING AND UNLOADING THE MACHINE...783
2.5.2 TRANSPORT...783
2.6 BATTERY...784
2.6.1 PREVENTING RISKS THAT MAY BE DUE TO THE BATTERY...784
2.6.2 STARTING WITH BOOSTER CABLES...785
2.7 PRECAUTIONS FOR EMERGENCY RECOVERY...786
2.8 LIFTING OBJECTS WITH LIFTING DEVICE (OPTIONAL EQUIPMENT)...787
2.8.1 SAFETY RULES FOR LIFTING OBJECTS...787
2.9 PRECAUTIONS TO BE TAKEN DURING MAINTENANCE...790
2.9.1 WARNING PLATES...790
2.9.2 TOOLS...790
2.9.3 PERSONNEL...791
2.9.4 EQUIPMENT...791
2.9.5 WORKING UNDER THE MACHINE...791
2.9.6 STABILITY...791
2.9.7 REPAIR WELDS...791
2.9.8 KEEPING THE MACHINE CLEAN...792
2.9.9 USE OF THE ENGINE DURING MAINTENANCE...792
2.9.10 PERIODICAL CHANGE OF THE SAFETY RELATED PARTS...792
2.9.11 STOP THE ENGINE BEFORE CARRYING OUT ANY MAINTENANCE OPERATION OR INSPECTION...793
2.9.12 BATTERY MAIN SWITCH PRECAUTIONS...794
2.9.13 RULES TO BE FOLLOWED DURING FUEL OR OIL TOPPING UP...794
2.9.14 CHECKING THE COOLANT LEVEL IN THE RADIATOR...794
2.9.15 USING LAMPS...795
2.9.16 PRECAUTIONS TO BE TAKEN WHEN HANDLING THE BATTERY AND THE ALTERNATOR...795
2.9.17 PRECAUTIONS CONCERNING THE STARTER...795
2.9.18 HANDLING HIGH-PRESSURE PIPES...796
2.9.19 PRECAUTIONS TO BE TAKEN WHEN WORKING ON HIGH- PRESSURE SYSTEMS...796
2.9.20 PRECAUTIONS FOR MAINTENANCE WORK INVOLVING HIGH TEMPERATURES AND PRESSURES...796
2.9.21 HYDRAULIC ACCUMULATOR...797
2.9.22 COOLING FAN AND FAN BELT...797
2.9.23 CHEMICAL HAZARD...797
2.9.24 WASTE MATERIALS...798
2.9.25 SERVICING THE AIR CONDITIONER...798
2.9.26 PRECAUTIONS CONCERNING TECHNOPOLYMERS AND ELASTOMERS...798
2.9.27 PRECAUTIONS TO BE TAKEN WHEN INFLATING THE TYRES...799
2.9.28 PRECAUTIONS FOR THE INSTALLATION OF THE EXHAUST SYSTEM TAILPIPE...799
2.9.29 PRECAUTIONS TO BE TAKEN WHEN USING SYNTHETIC BIODEGRADABLE OIL TYPE «HEES»...799
2.9.30 FINAL DISPOSAL OF THE MACHINE...800
3.1 SAFETY LOCKS...802
3.1.1 FRONT LOADER LOCKS...802
3.1.2 BACKHOE LOCKS...804
3.2 GENERAL VIEWS...806
3.2.1 FRONT GENERAL VIEW...806
3.2.2 BACKHOE GENERAL VIEW...807
3.2.3 CAB INSIDE GENERAL VIEW...808
3.3 INSTRUMENTS AND CONTROLS...810
3.3.1 FRONT INSTRUMENTS...810
3.3.2 SIDE INSTRUMENTS...815
3.3.3 PUSH BUTTONS ON THE FRONT LOADER CONTROL LEVER...826
3.3.4 CAB SWITCHES AND ELECTRIC ACCESSORIES...828
3.3.5 MACHINE CONTROLS...832
3.3.6 ADJUSTING THE CONTROLS...853
3.4 FUSES AND RELAYS...856
3.4.1 CENTRAL UNIT FUSES – RELAYS AND ENGINE LINE...856
3.4.1.1 FUSES...857
3.4.1.2 RELAYS...859
3.4.2 VENTILATION, HEATING AND AIR CONDITIONING FUSES AND RELAYS...861
3.4.2.1 FUSES...861
3.4.2.2 RELAYS...861
3.5 GUARDS, CAB AND DRIVER’S SEAT...862
3.5.1 ENGINE HOOD...862
3.5.2 CAB...863
3.5.3 VENTILATION AND HEATING...866
3.5.4 AIR CONDITIONER (if installed)...867
3.5.5 SEAT...869
3.5.5.1 SEAT (Standard mod. CAB SEATING)...869
3.5.5.2 SEAT (Optional mod. CAB SEATING)...871
3.5.5.3 PNEUMATIC SUSPENSION SEAT (optional mod. CAB SEATING)...872
3.5.5.4 SEAT (Standard mod. SEARS SEATING)...873
3.5.5.5 PNEUMATIC SUSPENSION SEAT (optional mod. SEARS SEATING)...874
3.5.6 SAFETY BELT...875
3.5.6.1 STANDARD SAFETY BELTS...875
3.5.6.2 SAFETY BELTS WITH WINDER...875
3.5.7 FIRE EXTINGUISHER...875
3.5.8 FIRST AID KIT...875
3.5.9 TECHNICAL DOCUMENTATION...876
3.5.10 STORAGE COMPARTMENT...876
3.5.11 REFUELLING PUMP (If installed)...877
3.6 USE OF THE MACHINE...879
3.6.1 CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE...879
3.6.1.1 VISUAL CHECKS...879
3.6.1.2 DAILY CHECKS...879
3.6.1.3 OPERATIONAL CHECKS...880
3.6.2 STARTING THE ENGINE...881
3.6.2.1 STARTING WITH WARM ENGINE OR IN TEMPERATE CLIMATES...881
3.6.2.2 STARTING WITH COLD ENGINE OR IN COLD CLIMATES...882
3.6.3 WARMING THE ENGINE...883
3.6.4 HEATING THE HYDRAULIC OIL...883
3.6.5 HOW TO MOVE THE MACHINE...884
3.6.5.1 DIFFERENTIAL LOCKING...885
3.6.5.2 ENGAGING THE FOUR-WHEEL DRIVE...885
3.6.5.3 WORKING ON SLOPES...886
3.6.5.4 MAXIMUM IMMERSION DEPTH...887
3.7 PARKING THE MACHINE...888
3.7.1 PARKING ON LEVEL GROUND...888
3.7.2 PARKING ON SLOPES...889
3.8 STOPPING THE ENGINE...890
3.9 TRANSPORTATION...891
3.9.1 PRECAUTIONS FOR TRANSPORTING MACHINE...891
3.9.2 SELECT TRANSPORTATION METHOD...891
3.9.3 PRECAUTIONS FOR LOADING AND UNLOADING WITH TRAILER...891
3.9.4 PROCEDURES FOR LOADING AND SECURING MACHINE ON THE TRAILER...892
3.9.4.1 LOADING MACHINE ON THE TRAILER...892
3.9.4.2 SECURING THE MACHINE...893
3.9.5 LIFTING THE MACHINE...894
3.10 PRECAUTIONS TO BE TAKEN IN THE COLD SEASON...895
3.10.1 FUEL, LUBRICANTS...895
3.10.2 COOLANT...895
3.10.3 BATTERY...896
3.10.4 OTHER PRECAUTIONS...896
3.10.5 PRECAUTIONS TO BE TAKEN AT THE END OF WORK...896
3.11 PRECAUTIONS TO BE TAKEN AT THE END OF THE WINTER...897
3.12 USING THE MACHINE AS A LOADER...898
3.12.1 BUCKET POSITION INDICATOR...898
3.12.2 ORGANIZING THE WORK AREA...898
3.12.2.1 LOADING HEAPED AND LEVEL MATERIAL...899
3.12.2.2 LOADING OPERATIONS ON SLOPES...900
3.12.3 CHANGING THE STANDARD FRONT BUCKET...900
3.13 USING THE MACHINE AS AN EXCAVATOR...901
3.13.1 POSITIONING THE BUCKET ACCORDING TO THE WORK THAT MUST BE CARRIED OUT...901
3.13.2 POSITIONING THE MACHINE FOR DIGGING OPERATIONS...902
3.13.3 SLIDING THE BACKHOE UNIT SIDEWARDS...903
3.13.4 DIGGING METHOD...904
3.13.5 LIFTING LOADS WITH EQUIPMENT...905
3.13.5.1 LIFTING CAPACITIES...906
3.13.5.2 LIFTING CAPACITIES...907
3.13.6 CHANGING THE BACKHOE BUCKET...908
3.14 LONG PERIODS OF INACTIVITY...909
3.14.1 PREPARING THE MACHINE FOR A LONG PERIOD OF INACTIVITY...909
3.14.2 PREPARING THE ENGINE FOR A LONG PERIOD OF INACTIVITY...911
3.14.3 MAINTENANCE DURING A PERIOD OF INACTIVITY...911
3.14.4 RESTARTING THE ENGINE...912
3.14.5 AFTER THE PERIOD OF INACTIVITY...912
3.14.6 AMBIENT TEMPERATURE RANGE FOR OPERATION AND LONG TERM STORAGE...912
3.15 TROUBLESHOOTING...913
3.15.1 HOW TO REMOVE THE MACHINE...913
3.15.2 AFTER THE FUEL HAS RUN OUT...913
3.15.3 IF THE BATTERY IS DOWN...914
3.15.3.1 STARTING WITH BOOSTER CABLES...915
3.15.4 OTHER TROUBLES...917
3.15.4.1 ELECTRICAL CIRCUIT...917
3.15.4.2 HYDRAULIC SYSTEM...917
3.15.4.3 BRAKING SYSTEM...918
3.15.4.4 CONVERTER...918
3.15.4.5 ENGINE...918
4.1 GUIDE TO MAINTENANCE...922
4.2 MAINTENANCE NOTES...924
4.2.1 NOTES REGARDING THE ENGINE...924
4.2.1.1 ENGINE OIL...924
4.2.1.2 COOLANT...924
4.2.1.3 FUEL...925
4.2.2 NOTES REGARDING THE HYDRAULIC SYSTEM...925
4.2.3 NOTES REGARDING THE ELECTRIC SYSTEM...926
4.2.4 NOTES REGARDING LUBRICATION...926
4.2.5 PARTS SUBJECT TO WEAR THAT PERIODICALLY NEED CHANGING...927
4.3 FUEL AND LUBRICANTS...928
4.3.1 HOMOLOGATED SYNTHETIC BIODEGRADABLE LUBRICANTS “HEES”...930
4.4 DRIVING TORQUES...931
4.4.1 STANDARD DRIVING TORQUES FOR SCREWS AND NUTS...931
4.4.2 SPECIFIC DRIVING TORQUES FOR SCREWS AND NUTS...932
4.4.3 STANDARD DRIVING TORQUES FOR HOSES WITH ORFS...932
4.5 LUBRICATION...933
4.5.1 LUBRICATION DIAGRAM...933
4.5.2 LUBRICATION DIAGRAM (4in1 bucket and pallet forks)...934
4.5.3 LUBRICATION DIAGRAM (front bucket quick couplings)...935
4.5.4 LUBRICATION DIAGRAM (offset device)...936
4.5.5 LUBRICATION CHART (For hydraulically-controlled sliding plate)...937
4.5.6 LUBRICATION DIAGRAM (for telescopic boom)...938
4.6 PERIODICAL CHANGE OF THE SAFETY RELATED COMPONENTS...939
4.6.1 SAFETY RELATED PARTS...940
4.6.1.1 FUEL SYSTEM...940
4.6.1.2 DELIVERY HYDRAULIC SYSTEM...941
4.6.1.3 FRONT LOADER HYDRAULIC SYSTEM...942
4.6.1.4 BACKHOE HYDRALIC SYSTEM...943
4.6.1.5 OPERATOR’S SAFETY...944
4.7 MAINTENANCE PLAN...945
4.8 MAINTENANCE PROCEDURES...947
4.8.1 WHEN REQUIRED...947
4.8.1.a CHECKING, CLEANING OR CHANGING THE ENGINE AIR FILTERS...947
4.8.1.b CHECKING AND CLEANING THE CAB AIR FILTER...948
4.8.1.c CHECKING AND CLEANING THE AIR RECIRCULATION FILTER (only for machines with air conditioner)...949
4.8.1.d CHECKING THE DETERGENT LEVEL IN THE WINDSHIELD WASHER RESERVOIR AND TOPPING UP...949
4.8.1.e CHECKING THE WINDSHIELD WIPER BLADES...950
4.8.1.f LUBRICATING THE CAB DOOR HINGES...950
4.8.1.g FUSES AND RELAYS – CHECK AND CHANGE...950
4.8.1.h BLEEDING THE BRAKING CIRCUIT...951
4.8.1.i CHECKING AND ADJUSTING THE FRONT WHEEL TOE-IN...952
4.8.1.j CHECKING THE BRAKING EFFICIENCY...952
4.8.1.k CHECKING AND ADJUSTING THE PARKING BRAKE...953
4.8.1.l CHECKING AND ADJUSTING THE BRAKE PEDAL STROKE...954
4.8.1.m ADJUSTING THE AUTOMATIC RETURN- TO-DIG DEVICE OF THE FRONT BUCKET (if installed)...954
4.8.1.n CHECKING AND ADJUSTING THE STABILIZER SLACK...955
4.8.1.o 1st STAGE DECANTER DRAINAGE...956
4.8.2 MAINTENANCE INTERVALS IN CASE OF USE OF THE DEMOLITION HAMMER...957
4.8.2.a CHANGING THE HYDRAULIC OIL FILTER...957
4.8.2.b CHANGING THE HYDRAULIC OIL...957
4.8.3 CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE...958
4.8.3.a VARIOUS CHECKS...958
4.8.3.b CHECKING THE COOLANT LEVEL...958
4.8.3.c CHECKING THE FUEL LEVEL...959
4.8.3.d CHECKING THE ENGINE OIL LEVEL...959
4.8.4 MAINTENANCE EVERY 10 HOURS OF OPERATION...960
4.8.4.a LUBRICATING THE JOINTS...960
4.8.5 MAINTENANCE AFTER THE FIRST 50 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil type HEES is used)...962
4.8.6 MAINTENANCE EVERY 50 HOURS OF OPERATION...962
4.8.6.a CHECKING THE HYDRAULIC OIL LEVEL...962
4.8.6.b CHECKING THE FLUID LEVEL IN THE RADIATOR...963
4.8.6.c CHECKING THE BRAKING SYSTEM OIL LEVEL...963
4.8.6.d LUBRICATING THE PROPELLER SHAFTS...964
4.8.6.e LUBRICATING THE FRONT AXLE JOINTS AND CENTRAL COUPLING...965
4.8.6.f CHECKING THE TYRE PRESSURE...965
4.8.6.g 2nd STAGE DECANTER DRAINAGE...966
4.8.7 MAINTENANCE AFTER THE FIRST 250 HOURS OF OPERATION...967
4.8.8 MAINTENANCE EVERY 250 HOURS OF OPERATION...967
4.8.8.a CHECKING THE ALTERNATOR-FAN BELT...967
4.8.8.b CHECKING AND ADJUSTING THE A/C COMPRESSOR BELT TENSION (only for machines with air conditioner)...968
4.8.8.c CHECKING THE BATTERY ELECTROLYTE LEVELAND TOPPING UP...969
4.8.8.d CHECKING THE FRONT AXLE OIL LEVELS...970
4.8.8.e CHECKING THE REAR AXLE OIL LEVEL...970
4.8.8.f CHECKING THE HYDRAULIC TRANSMISSION OIL LEVEL...971
4.8.8.g CHECKING THE WHEEL NUT DRIVING TORQUE...971
4.8.9 MAINTENANCE AFTER THE FIRST 500 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil type HEES is used)...972
4.8.10 MAINTENANCE EVERY 500 HOURS OF OPERATION...972
4.8.10.a CHANGING THE ENGINE OIL...972
4.8.10.b CHANGING THE ENGINE OIL FILTER...973
4.8.10.c CHANGING THE HYDRAULIC SYSTEM OIL FILTER...973
4.8.10.d CHANGING THE FUEL FILTERS...976
4.8.10.e DRAINING THE FUEL TANK...978
4.8.10.f DRAINING THE HYDRAULIC OIL TANK (only for machines in which synthetic biodegradable oil type HEES is used )...979
4.8.10.g CLEANING THE OUTSIDE OF THE RADIATOR...980
4.8.10.h CLEANING THE OUTSIDE OF THE A/C CONDENSER (only for machines with air conditioner)...981
4.8.11 MAINTENANCE EVERY 1000 HOURS OF OPERATION...982
4.8.11.a CHANGING THE FRONT AXLE OIL...982
4.8.11.b CHANGING THE REAR AXLE OIL...983
4.8.11.c CHANGING THE HYDRAULIC TRANSMISSION OIL...984
4.8.11.d CHANGING THE HYDRAULIC TRANSMISSION OIL FILTER...985
4.8.12 MAINTENANCE EVERY 2000 HOURS OF OPERATION...986
4.8.12.a CHANGING THE HYDRAULIC OIL AND CLEANING THE INTAKE FILTER...986
4.8.12.b CLEANING OF THE COOLING SYSTEM AND CHANGING THE COOLANT...988
4.8.12.c CHANGING THE BRAKING SYSTEM OIL...990
4.8.12.d CHECKING THE ALTERNATOR AND THE STARTER...991
4.8.12.e CHANGING THE ALTERNATOR BELT...991
4.8.12.f CHECKING THE A/C COOLING GAS QUANTITY (only for machines with air conditioner)...991
4.8.13 MAINTENANCE EVERY 3000 HOURS OF OPERATION...992
4.8.13.a CHECKING THE ENGINE RETAINING SCREWS AND DAMPING ELEMENTS...992
4.8.13.b CHECKING AND ADJUSTING THE ENGINE VALVE CLEARANCE AND THE INJECTION TIMING ADVANCE...992
4.8.14 MAINTENANCE EVERY 4000 HOURS OF OPERATION...993
4.8.14.a CHANGING THE A/C DEWATERING FILTER (Only for machines with air conditioner)...993
4.8.14.b CHECKING THE OPERATING CONDITIONS OF THE A/C COMPRESSOR (Only for machines with air conditioner)...993
4.8.14.c CHANGING THE ENGINE THERMOSTATIC VALVE...993
4.9 END OF SERVICE LIFE...994
5.1 TECHNICAL SPECIFICATIONS...996
5.1.1 STANDARD OVERALL DIMENSIONS...996
5.1.1.1 OVERALL DIMENSIONS WITH STANDARD ARM...996
5.1.1.2 OVERALL DIMENSIONS WITH TELESCOPIC ARM...997
5.1.2 TECHNICAL CHARACTERISTICS...998
5.1.3 WORKING RANGES...999
5.1.3.1 WORKING RANGE LOADER AND BACKHOE...999
5.1.4 LIFTING CAPACITIES...1001
5.1.4.1 LIFTING CAPACITIES (STANDARD BOOM)...1002
5.1.4.2 LIFTING CAPACITIES (BOOM WITH OFFSET DEVICE)...1002
6.1 AUTHORIZED OPTIONAL EQUIPMENT...1004
6.1.1 PRECAUTIONS REGARDING SAFETY...1004
6.1.2 PRECAUTIONS REGARDING THE INSTALLATION OF EQUIPMENT...1005
6.2 SPECIFICATIONS...1006
6.2.1 ARM-PIN INFORMATION...1006
6.3 ATTACHMENT GUIDE...1007
6.3.1 COMBINATIONS OF WORK EQUIPMENT...1007
6.3.2 ATTACHMENT CONFIGURATION...1007
6.4 FRONT EQUIPMENT QUICK COUPLING DEVICES...1010
6.4.1 MANUAL QUICK COUPLING...1010
6.4.2 HYDRAULIC QUICK COUPLING FOR STANDARD BUCKET...1012
6.4.2.1 COUPLING...1012
6.4.2.2 RELEASE...1013
6.4.3 HYDRAULIC QUICK COUPLING FOR 4in1 BUCKET AND OPTIONAL EQUIPMENT...1014
6.5 PALLET FORKS...1015
6.5.1 LIFTING CAPACITIES (PALLET FORKS)...1015
6.5.2 DESCRIPTION...1016
6.5.3 USING THE FORKS...1016
6.5.4 MAINTENANCE...1016
6.6 4in1 BUCKET...1017
6.6.1 DESCRIPTION AND CONTROLS...1017
6.6.2 SAFETY DEVICES...1017
6.6.3 INSTALLING THE 4in1 BUCKET...1018
6.6.4 USING THE 4in1 BUCKET...1019
6.6.5 MAINTENANCE...1019
6.7 FORKS FOR PALLET ON BUCKET 4 IN 1...1020
6.7.1 DESCRIPTION...1020
6.7.2 LIFTING CAPACITY (FORKS FOR ON BUCKET 4 IN 1)...1021
6.7.3 USING THE FORKS...1021
6.7.3.1 PREPARING THE PALLET FORKS FOR USE...1022
6.7.3.2 OVERTURNING THE FORKS...1022
6.7.4 REMOVING THE FORKS...1024
6.7.5 INSTALLING THE FORKS...1024
6.7.6 MAINTENANCE...1024
6.8 HOOK ON BUCKET 4 IN 1...1025
6.8.1 USING THE HOOK...1025
6.8.2 MAINTENANCE...1026
6.9 BACKHOE TELESCOPIC ARM...1027
6.9.1 DESCRIPTION AND CONTROL...1027
6.9.2 SAFETY DEVICES...1028
6.9.3 USING THE TELESCOPIC ARM...1028
6.9.4 MAINTENANCE...1029
6.9.4.1 ADJUSTING THE GUIDE SLACK...1029
6.10 CONFIGURATION FOR THE INSTALLATION OF THE DEMOLITION HAMMER...1031
6.10.1 DESCRIPTION AND CONTROL...1031
6.10.2 USE OF THE HYDRAULIC BREAKER AND RULES TO BE OBSERVED...1032
6.10.2.1 HYDRAULIC BREAKER...1032
6.10.3 INSTALLING AND REMOVING THE DEMOLITION HAMMER...1037
6.10.3.1 INSTALLING THE HAMMER...1037
6.10.3.2 REMOVING THE HAMMER...1039
6.10.4 USING THE HAMMER...1039
6.10.5 MAINTENANCE...1039
6.11 APPLICATION OF THE OFFSET DEVICE...1040
6.11.1 DESCRIPTION AND CONTROL...1040
6.11.2 MAINTENANCE...1041
6.12 CONFIGURATION FOR THE USE OF OPTIONAL EQUIPMENT WITH UNIDIRECTIONAL OIL FLOW...1042
6.12.1 DESCRIPTION AND CONTROL...1042
6.12.2 INSTALLING AND CONNECTING THE EQUIPMENT...1043
6.12.3 MAINTENANCE...1043
6.13 CONFIGURATION FOR THE USE OF THE CLAMSHELL BUCKET...1044
6.13.1 DESCRIPTION AND CONTROL...1044
6.13.2 INSTALLING THE CLAMSHELL BUCKET...1045
6.13.3 USING THE CLAMSHELL BUCKET...1046
6.13.4 MAINTENANCE...1046
6.14 TELESCOPIC BOOM WITH PRE-INSTALLATION FOR DEMOLITION HAMMER AND OPTIONAL TOOLS...1047
6.15 CONFIGURATION FOR THE USE OF THE HAND HYDRAULIC HAMMER...1054
6.15.1 DESCRIPTION AND CONTROL...1054
6.15.2 INSTALLING AND REMOVING THE HAND HAMMER...1055
6.15.2.1 CONNECTING THE HAND HAMMER...1055
6.15.2.2 REMOVING THE CONNECTIONS...1055
6.15.3 USING THE HAMMER...1056
6.15.4 MAINTENANCE...1056
6.16 LOAD STABILIZER SYSTEM (LSS) (Optional)...1057
6.16.1 LOAD STABILIZER SYSTEM (LSS) ACCUMULATOR...1057
6.17 REAR EQUIPMENT MECHANICAL QUICK COUPLING DEVICE...1058
6.17.1 EQUIPMENT COUPLING AND RELEASE PROCEDURE...1059
6.17.1.1 COUPLING PROCEDURE...1059
6.17.1.2 RELEASE PROCEDURE...1061
6.17.2 MAINTENANCE...1062
6.17.3 MAINTENANCE PLAN...1062
6.17.3.1 DAILY...1062
6.17.3.2 WEEKLY (AT LEAST ONCE PER WEEK)...1062
6.17.3.3 TROUBLESHOOTING...1062
6.18 HYDRAULIC QUICK COUPLER OF THE REAR EQUIPMENT...1063
6.18.1 SAFETY DEVICES...1063
6.18.2 QUICK COUPLER TO BACKHOE LOADER CONNECTION...1063
6.18.3 CONTROL...1064
6.18.4 ADJUSTING THE QUICK COUPLER OPERATING PRESSURE...1065
6.18.5 QUICK RELEASE COUPLING HYDRAULIC CONNECTIONS...1066
6.18.6 EQUIPMENT COUPLING AND RELEASE PROCEDURE...1067
6.18.6.1 COUPLING...1067
6.18.6.2 RELEASE...1067
6.18.7 MAINTENANCE...1067
6.19 HYDRAULICALLY-CONTROLLED SLIDING PLATE FOR BACKHOE...1068
WEBM008200 - Backhoe-Loader WB97R-5E0 Shop Manual...1071
CONTENTS...1073
REVISED PAGES...1075
k SAFETY...1077
FOREWORD...1079
HOW TO READ THE SHOP MANUAL...1080
HOISTING INSTRUCTIONS...1081
STANDARD TIGHTENING TORQUE...1082
COATING MATERIALS...1084
ELECTRIC...1085
WEIGHT TABLE...1086
TABLE OF OIL AND COOLANT QUANTITIES...1087
CONVERSION TABLE...1089
10 STRUCTURE AND FUNCTION...1097
POWER TRAIN...1098
TRANSMISSION (4WD)...1100
TRANSMISSION...1102
CONTROL VALVE BLOCK...1104
DRIVE SHAFTS...1105
FRONT AXLE...1107
REAR AXLE...1110
HYDRAULIC CIRCUIT...1115
HYDRAULIC PUMP...1117
1. MAIN PUMP...1118
2. DELIVERY CONTROL VALVE...1123
8-SPOOL CONTROL VALVE...1132
10-SPOOL CONTROL VALVE...1138
CLSS...1145
1. DESCRIPTION...1145
2. OPERATING PRINCIPLES...1146
3. OPERATION FOR EACH CIRCUIT AND VALVE...1148
STEERING UNIT...1164
PPC VALVES...1165
SHOVEL PPC VALVE (STANDARD)...1165
SHOVEL PPC VALVE (FLOAT + RETURN TO DIG)...1169
OUTRIGGERS PPC VALVE...1175
BACKHOE LH PPC VALVE...1180
BACKHOE RH PPC VALVE...1181
SOLENOID VALVE GROUP (EV1)...1182
BACKHOE VERSION WITHOUT 4 IN 1 BUCKET...1182
BACKHOE VERSION WITH 4 IN 1 BUCKET...1183
SAFETY VALVES...1184
SHOVEL RAISE...1184
SHOVEL DUMP...1185
BOOM...1186
ARM...1187
SHOVEL CYLINDERS...1188
RAISING CYLINDER...1188
DUMPING CYLINDER...1188
4 IN 1 BUCKET...1189
BACKHOE CYLINDERS...1190
BOOM CYLINDER...1190
ARM...1190
BUCKET CYLINDER...1191
OUTRIGGER CYLINDER...1191
BOOM SWING CYLINDER...1192
JIG ARM CYLINDER...1192
AIR-CONDITIONING UNIT...1194
OPERATION OF THE AIR CONDITIONING UNIT...1195
FUSE AND RELAY CENTRE...1197
DRIVER SEAT WIRING...1198
SWITCH PANEL WIRING...1199
FRONT DASH WIRING...1200
LATERAL DASH WIRING...1201
ROOF WIRING...1202
ENGINE WIRING...1203
SPEED SELECTOR WIRING...1204
BACKHOE WIRING...1205
JIG ARM WIRING...1206
WIRING DIAGRAM (STANDARD VERSION) (see also Group 90)...1207
20 TESTING AND ADJUSTMENTS...1209
NORMAL OR STANDARD TECHNICAL DATA...1211
SPECIAL TOOLS...1226
VALVE CLEARANCE ADJUSTING...1227
ENGINE SPEED TESTS...1228
TENSIONING THE AIR-CONDITIONING COMPRESSOR BELT...1230
BLEEDING AIR FROM CIRCUITS - ELIMINATING RESIDUAL PRESSURE...1231
ADJUSTING ACCELERATOR PEDAL TRAVEL AND ACCELERATOR LEVER...1233
ADJUSTING BRAKE PEDAL SLACK/ALIGNMENT...1235
BRAKING SYSTEM CHECKS...1236
PARKING BRAKE ADJUSTMENT...1239
CHECKING AND SETTING PRESSURE IN THE ATTACHMENTS HYDRAULIC CIRCUIT...1240
CHECKING THE SETTING OF MAIN RELIEF AND SECONDARY VALVES...1242
SETTING THE MAIN RELIEF VALVES AND THE REDUCING VALVES...1246
CHECKING AND ADJUSTING THE LS DIFFERENTIAL PRESSURE. ADJUSTING THE LS VALVE...1248
CHECKING AND ADJUSTING SERVOCONTROLS SUPPLY PRESSURE...1250
ADJUSTING THE PC VALVE...1251
TESTING AND SETTING STEERING CONTROL SYSTEM PRESSURE...1252
CHECKING FOR LEAKS IN THE STEERING CYLINDERS...1253
TESTING PRESSURES IN THE POWER TRAIN GROUP...1254
TESTING THE CORRECT FUNCTIONING OF THE POWER TRAINCLUTCHES...1256
ANALYSIS OF CAUSES HYDRAULIC DRIFT...1257
FRONT EQUIPMENT...1257
BACKHOE...1259
TESTING THE AIR-CONDITIONING UNIT...1262
EMPTYING THE AIR-CONDITIONING UNIT...1264
TROUBLESHOOTING...1265
FRONT AXLE TROUBLESHOOTING...1265
FRONT AXLE CHECKING AND TROUBLESHOOTING...1268
REAR AXLE TROUBLESHOOTING...1270
REAR AXLE CHECKING AND TROUBLESHOOTING...1273
TRANSMISSION TROUBLESHOOTING...1275
30 REMOVAL AND INSTALLATION...1279
HOW TO READ THE MANUAL...1281
PRECAUTIONS TO BE TAKEN WHILE WORKING...1282
SPECIAL TOOLS...1283
ENGINE HOOD...1287
Removal...1287
Installation...1288
FRONT GUARD...1289
Removal...1289
Installation...1289
RADIATOR GROUP - INTERCOOLER...1290
Removal...1290
Installation...1294
INTERCOOLER...1295
Removal...1295
Installation...1296
CONDENSER (For machines equipped with an air-conditioning unit)...1297
Removal...1297
Installation...1297
EXHAUST PIPE...1298
Removal...1298
Installation...1298
MUFFLER...1299
Removal...1299
Installation...1299
AIR FILTER...1300
Removal...1300
Installation...1300
ENGINE BELT...1301
Replacement...1301
TURBOCHARGER...1302
Removal...1302
Installation...1303
AIR-CONDITIONING UNIT COMPRESSOR...1304
Removal...1304
Installation...1305
AIR-CONDITIONING UNIT COMPRESSOR BELT...1306
Removal...1306
Installation...1307
FAN AND HEATING GROUP...1308
Removal...1308
Installation...1313
BATTERY...1314
Removal...1314
Installation...1315
FUEL TANK...1316
Removal...1316
Installation...1317
STEERING WHEEL AND TRANSMISSION-REVERSE, DIRECTION INDICATOR AND HEADLIGHT DIPPER BEAM CONTROL GROUP...1318
Removal...1318
Installation...1319
WORKING BRAKE PUMP GROUP...1320
Removal...1320
Installation...1322
STEERING UNIT...1323
Removal...1323
Installation...1324
CAB...1325
Removal...1325
Installation...1331
HYDRAULIC OIL TANK...1333
Removal...1333
Installation...1339
PISTON PUMP...1340
Removal...1340
Installation...1341
TRANSMISSION...1342
Removal...1342
Installation...1346
TRANSMISSION...1347
Disassembly and assembly...1347
CONVERTOR...1455
Removal...1455
Installation...1455
ENGINE...1456
Removal...1456
Installation...1460
CONTROL VALVE...1461
Removal...1461
Installation...1463
FRONT AXLE...1464
Removal...1464
Installation...1466
FRONT AXLE...1467
Disassembly and assembly...1467
REAR AXLE...1500
Removal...1500
Installation...1502
Disassembly and assembly...1503
SHOVEL PPC VALVE...1553
Removal...1553
Installation...1554
SHOVEL LIFT CYLINDERS...1555
Removal...1555
Installation...1556
SHOVEL DUMP CYLINDERS...1557
Removal...1557
Installation...1558
SHOVEL...1559
Removal...1559
Installation...1559
FRONT WORKING EQUIPMENT...1560
Removal...1560
Installation...1561
BACKHOE PPC VALVES...1562
Removal...1562
Installation...1563
PPC VALVE SUPPORT RELEASE CABLES...1564
Removal...1564
Installation...1565
PPC VALVE SUPPORT RETURN GAS SPRING...1566
Removal...1566
Installation...1567
SOLENOID VALVE GROUP (servocontrol and optional attachment)...1568
Removal...1568
Installation...1569
BACKHOE BOOM CYLINDER...1570
Removal...1570
Installation...1572
ARM CYLINDER...1573
Removal...1573
Installation...1574
JIG ARM CYLINDER...1575
Removal...1575
Installation...1575
OUTRIGGER CYLINDER...1576
Removal...1576
Installation...1577
BACKHOE SWING CYLINDERS...1578
Removal...1578
Installation...1580
BACKHOE BUCKET CYLINDER...1581
Removal...1581
Installation...1582
BACKHOE BOOM SAFETY CYLINDER...1583
Removal...1583
Installation...1584
CYLINDER...1585
SHOVEL ARM, SHOVEL, BOOM, ARM, BUCKET, OUTRIGGERS...1585
Disassembly...1585
Assembly...1587
BACKHOE SWING CYLINDERS...1590
Disassembly...1590
Assembly...1593
BACKHOE WORKING EQUIPMENT...1596
Removal...1596
Installation...1597
BACKHOE BUCKET...1598
Removal...1598
Installation...1598
BACKHOE BOOM CYLINDER...1599
Removal...1599
Installation...1599
ARM...1600
Removal...1600
Installation...1600
JIG ARM...1601
Removal...1601
Installation...1601
2nd ARM...1602
Removal...1602
Installation...1602
2nd ARM GUIDES...1603
Removal...1603
Installation...1603
BACKHOE SWING BRACKET...1604
Removal...1604
Installation...1604
COMPLETE BACKHOE BACKFRAME...1605
Removal...1605
Installation...1606
BACKFRAME LOCK PISTONS...1607
Removal...1607
Installation...1608
40 STANDARD MAINTENANCE...1609
TRANSMISSION...1610
FRONT AXLE...1613
REAR AXLE...1617
HYDRAULIC PUMP...1621
CONTROL VALVE...1624
8-SPOOL VERSION...1624
10-SPOOL VERSION...1632
PPC VALVES...1640
SHOVEL CONTROL...1640
SHOVEL CYLINDERS...1642
DUMP CYLINDER...1642
RAISE CYLINDER...1642
4 IN 1 BUCKET...1643
BACKHOE CYLINDERS...1644
BOOM...1644
ARM...1644
BUCKET...1644
BOOM SWING...1645
OUTRIGGERS...1646
JIG ARM...1646
FRONT WORKING EQUIPMENT...1648
SWING BRACKET...1650
BACKHOE WORKING EQUIPMENT...1652
90 OTHER...1655
ELECTRICAL DIAGRAM (STANDARD VERSION)...1657
WEBM008202 - Backhoe-Loader WB97R-5E0 Shop Manual...1661
CONTENTS...1663
SAFETY...1665
FOREWORD...1667
HOW TO READ THE SHOP MANUAL...1668
HOISTING INSTRUCTIONS...1669
STANDARD TIGHTENING TORQUE...1670
COATING MATERIALS...1672
ELECTRIC...1673
WEIGHT TABLE...1674
TABLE OF OIL AND COOLANT QUANTITIES...1675
CONVERSION TABLE...1677
10 STRUCTURE AND FUNCTION...1685
POWER TRAIN...1686
TRANSMISSION (4WD)...1688
TRANSMISSION...1690
CONTROL VALVE BLOCK...1692
DRIVE SHAFTS...1693
FRONT AXLE...1695
REAR AXLE...1698
HYDRAULIC PUMP...1702
8-SPOOL CONTROL VALVE...1716
10-SPOOL CONTROL VALVE...1724
CLSS...1733
STEERING UNIT...1754
PPC VALVES...1755
PPC VALVE (BACKHOE CONTROLS)...1770
SOLENOID VALVE GROUP (EV1)...1776
HAMMER AND JIG ARM SOLENOID VALVE...1777
HAMMER SOLENOID VALVE...1778
JIG ARM SOLENOID VALVE...1779
JIG ARM AND SIDE DIGGING BOOM SOLENOID VALVE...1780
JIG ARM AND 2-WAY ATTACHMENT SOLENOID VALVE...1781
SIDE DIGGING BOOM SOLENOID VALVE...1782
2-WAY ATTACHMENT SOLENOID VALVE...1783
SAFETY VALVES...1784
SHOVEL CYLINDERS...1788
BACKHOE CYLINDERS...1790
AIR-CONDITIONING UNIT...1794
OPERATION OF THE AIR CONDITIONING UNIT...1795
20 TESTING AND ADJUSTMENTS...1797
NORMAL OR STANDARD TECHNICAL DATA...1798
SPECIAL TOOLS...1813
VALVE CLEARANCE ADJUSTING...1814
ENGINE SPEED TESTS...1815
TENSIONING THE AIR- CONDITIONING COMPRESSOR BELT...1816
BLEEDING AIR FROM CIRCUITS - ELIMINATING RESIDUAL PRESSURE...1817
ADJUSTING ACCELERATOR PEDAL TRAVEL AND ACCELERATOR LEVER...1819
ADJUSTING BRAKE PEDAL SLACK/ALIGNMENT...1821
BRAKING SYSTEM CHECKS...1822
PARKING BRAKE ADJUSTMENT...1824
CHECKING AND SETTING PRESSURE IN THE ATTACHMENTS HYDRAULIC CIRCUIT...1825
CHECKING THE SETTING OF MAIN RELIEF AND SECONDARY VALVES...1827
SETTING THE MAIN RELIEF VALVES AND THE REDUCING VALVES...1830
CHECKING AND ADJUSTING THE LS DIFFERENTIAL PRESSURE. ADJUSTING THE LS VALVE...1832
CHECKING AND ADJUSTING SERVOCONTROLS SUPPLY PRESSURE...1833
ADJUSTING THE PC VALVE...1834
TESTING AND SETTING STEERING CONTROL SYSTEM PRESSURE...1835
CHECKING FOR LEAKS IN THE STEERING CYLINDERS...1836
TESTING PRESSURES IN THE POWER TRAIN GROUP...1837
TESTING THE CORRECT FUNCTIONING OF THE POWER TRAINCLUTCHES...1839
JIG ARM CLEARANCE ADJUSTMENT...1840
ANALYSIS OF CAUSES HYDRAULIC DRIFT...1842
TESTING THE AIR-CONDITIONING UNIT...1847
EMPTYING THE AIR-CONDITIONING UNIT...1849
TROUBLESHOOTING...1850
30 REMOVAL AND INSTALLATION...1863
HOW TO READ THE MANUAL...1864
PRECAUTIONS TO BE TAKEN WHILE WORKING...1865
SPECIAL TOOLS...1866
ENGINE HOOD...1870
FRONT GUARD...1871
RADIATOR GROUP - INTERCOOLER...1872
INTERCOOLER...1875
CONDENSER (For machines equipped with an air-conditioning unit)...1877
EXHAUST PIPE...1878
MUFFLER...1879
AIR FILTER...1880
ENGINE BELT...1881
TURBOCHARGER...1882
AIR-CONDITIONING UNIT COMPRESSOR...1883
AIR-CONDITIONING UNIT COMPRESSOR BELT...1885
FAN AND HEATING GROUP...1886
BATTERY...1891
FUEL TANK...1892
STEERING WHEEL AND TRANSMISSION-REVERSE, DIRECTION INDICATOR AND HEADLIGHT DIPPER BEAM CONTROL GROUP...1893
WORKING BRAKE PUMP GROUP...1895
STEERING UNIT...1897
CAB...1899
HYDRAULIC OIL TANK...1904
PISTON PUMP...1909
TRANSMISSION...1911
CONVERTOR...1990
ENGINE...1991
CONTROL VALVE...1994
FRONT AXLE...1997
REAR AXLE...2029
SHOVEL PPC VALVE...2070
SHOVEL LIFT CYLINDERS...2071
SHOVEL DUMP CYLINDERS...2073
SHOVEL...2075
FRONT WORKING EQUIPMENT...2076
BACKHOE PPC VALVES...2078
PPC VALVE SUPPORT RELEASE CABLES...2079
PPC VALVE SUPPORT RETURN GAS SPRING...2081
SOLENOID VALVE GROUP (servocontrol and optional attachment)...2083
BACKHOE BOOM CYLINDER...2084
ARM CYLINDER...2086
JIG ARM CYLINDER...2088
OUTRIGGER CYLINDER...2089
BACKHOE SWING CYLINDERS...2091
BACKHOE BUCKET CYLINDER...2093
BACKHOE BOOM SAFETY CYLINDER...2095
CYLINDER...2096
BACKHOE WORKING EQUIPMENT...2104
BACKHOE BUCKET...2106
BACKHOE BOOM CYLINDER...2107
ARM...2108
JIG ARM...2109
2nd ARM...2110
2nd ARM GUIDES...2111
BACKHOE SWING BRACKET...2112
COMPLETE BACKHOE BACKFRAME...2113
BACKFRAME LOCK PISTONS...2115
40 STANDARD MAINTENANCE...2117
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD...2118
TRANSMISSION...2120
FRONT AXLE...2123
REAR AXLE...2127
HYDRAULIC PUMP...2131
CONTROL VALVE...2133
PPC VALVES...2149
SHOVEL CYLINDERS...2151
BACKHOE CYLINDERS...2153
FRONT WORKING EQUIPMENT...2156
SWING BRACKET...2158
BACKHOE WORKING EQUIPMENT...2160
90 DIAGRAMS AND DRAWINGS...2163
HYDRAULIC CIRCUIT DIAGRAM FROM S/N F80211 TO S/N F80359 AND FROM S/N F80362 TO S/N F80399...2165
HYDRAULIC CIRCUIT DIAGRAM FROM S/N F80360 TO S/N F80361 AND FROM S/N F80400 AND UP...2167
HYDRAULIC CIRCUIT DIAGRAM - OPTIONAL...2169
ELECTRICAL CIRCUIT DIAGRAM (1/3)...2171
ELECTRICAL CIRCUIT DIAGRAM (2/3)...2173
ELECTRICAL CIRCUIT DIAGRAM (3/3)...2175
WENAM00080 - Backhoe-Loader WB97R-5E0 Operation & Maintenance Manual...2179
FOREWORD...2182
SAFETY INFORMATION...2183
SAFETY LABELS...2184
SAFETY LABELS USING PICTOGRAM...2184
NOISE...2185
NOISE OUTSIDE THE CAB...2185
NOISE INSIDE THE CAB...2185
VIBRATIONS TO WHICH THE OPERATOR IS SUBJECTED...2186
GUIDE WHEN WORKING IN AREAS WHERE AIR POLLUTION...2187
INTRODUCTION...2188
INTENDED USES...2188
DEMOLITION WORK...2188
IMPROPER OR UNAUTHORIZED USE...2189
MAIN CHARACTERISTICS...2189
POSITIONS AND DIRECTIONS OF THE MACHINE...2190
PRODUCT IDENTIFICATION...2192
MACHINE IDENTIFICATION NUMBER (PIN)...2192
MACHINE IDENTIFICATION PLATE AND PRODUCT IDENTIFICATION NUMBER (PIN)...2192
MACHINE SERIAL NUMBER PLATE...2193
ENGINE SERIAL NUMBER AND EXHAUST GAS EMISSION PLATE...2194
FRONT AXLE SERIAL NUMBER...2194
REAR AXLE SERIAL NUMBER...2195
TRANSMISSION SERIAL NUMBER...2195
CAB SERIAL NUMBER...2195
TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR...2196
SAFETY PLATES...2206
POSITION OF THE SAFETY PLATES...2206
PICTOGRAMS AND RELEVANT MEANINGS...2208
GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE...2217
PRECAUTIONS BEFORE STARTING OPERATION...2217
PREPARATIONS FOR SAFE OPERATION...2218
FIRE PREVENTION...2220
PRECAUTIONS WHEN GETTING ON OR OFF MACHINE...2222
DO NOT GET CAUGHT IN WORK EQUIPMENT...2224
FALLING OBJECTS, FLYING OBJECTS AND INTRUDING OBJECTS PREVENTION...2224
CAUTIONS RELATED TO ROPS...2225
UNAUTHORIZED MODIFICATIONS...2225
PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS...2225
PRECAUTIONS RELATED TO CAB GLASS...2225
PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING...2226
PRECAUTIONS FOR OPERATION...2227
PRECAUTIONS FOR JOBSITE...2227
STARTING THE ENGINE...2230
USE WARNING TAGS...2230
CHECKS AND ADJUSTMENT BEFORE STARTING ENGINE...2230
WHEN STARTING ENGINE...2231
IN COLD AREAS...2231
START ENGINE WITH BOOSTER CABLES...2231
OPERATION...2233
TRANSPORT...2238
LIFTING OBJECTS WITH LIFTING DEVICE (OPTIONAL EQUIPMENT)...2239
PRECAUTIONS FOR MAINTENANCE...2241
PRECAUTIONS BEFORE STARTING INSPECTION AND MAINTENANCE...2241
PRECAUTIONS FOR INSPECTION AND MAINTENANCE...2245
FINAL DISPOSAL OF THE MACHINE...2252
GENERAL VIEW OF MACHINE...2254
FRONT GENERAL VIEW...2254
BACKHOE GENERAL VIEW...2255
CAB INSIDE GENERAL VIEW...2256
EXPLANATION OF COMPONENTS...2258
INSTRUMENTS AND CONTROLS...2258
PUSH BUTTONS ON THE FRONT LOADER CONTROL LEVER...2271
CAB SWITCHES AND ELECTRIC ACCESSORIES...2273
MACHINE CONTROLS...2277
ADJUSTING THE CONTROLS...2293
FUSES AND RELAYS...2296
CENTRAL UNIT FUSES - RELAYS AND ENGINE LINE...2296
VENTILATION, HEATING AND AIR CONDITIONING FUSES AND RELAYS...2299
FUSES AND RELAYS...2300
GUARDS, CAB AND DRIVER’S SEAT...2301
ENGINE HOOD...2301
CAB...2301
VENTILATION AND HEATING...2305
AIR CONDITIONER...2307
SEAT...2310
SAFETY BELT...2311
FIRE EXTINGUISHER...2311
FIRST AID KIT...2312
TECHNICAL DOCUMENTATION...2312
STORAGE COMPARTMENT...2312
SAFETY LOCKS...2313
FRONT LOADER LOCKS...2313
BACKHOE LOCKS...2315
REFUELLING PUMP...2316
KOMTRAX SYSTEM...2318
GENERAL PRECAUTIONS...2318
USE OF THE MACHINE...2319
CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE...2319
STARTING THE ENGINE...2321
WARMING THE ENGINE...2323
HEATING THE HYDRAULIC OIL...2323
RUNNING-IN...2323
HOW TO MOVE THE MACHINE...2324
PARKING THE MACHINE...2328
PARKING ON LEVEL GROUND...2328
PARKING ON SLOPES...2329
STOPPING THE ENGINE...2331
TRANSPORTING THE MACHINE ON OTHER VEHICLES...2332
LOADING AND UNLOADING THE MACHINE...2332
TRANSPORT...2333
USING THE MACHINE IN COLD WEATHER...2334
PRECAUTIONS TO BE TAKEN IN THE COLD SEASON...2334
OTHER PRECAUTIONS...2335
PRECAUTIONS TO BE TAKEN AT THE END OF WORK...2335
PRECAUTIONS TO BE TAKEN AT THE END OF THE WINTER...2336
USING THE MACHINE AS A LOADER...2337
BUCKET POSITION INDICATOR...2337
ORGANIZING THE WORK AREA...2337
CHANGING THE STANDARD FRONT BUCKET...2339
USING THE MACHINE AS AN EXCAVATOR...2340
POSITIONING THE BUCKET ACCORDING TO THE WORK THAT MUST BE CARRIED OUT...2340
POSITIONING THE MACHINE FOR DIGGING OPERATIONS...2341
DIGGING METHOD...2342
LIFTING LOADS WITH EQUIPMENT...2344
CHANGING THE BACKHOE BUCKET...2345
LONG PERIODS OF INACTIVITY...2346
PREPARING THE MACHINE...2346
PREPARING THE ENGINE...2347
MAINTENANCE DURING A PERIOD OF INACTIVITY...2347
RESTARTING THE ENGINE...2348
AFTER THE PERIOD OF INACTIVITY...2348
AMBIENT TEMPERATURE RANGE FOR OPERATION AND LONG TERM STORAGE...2348
TROUBLESHOOTING...2349
HOW TO REMOVE THE MACHINE...2349
AFTER THE FUEL HAS RUN OUT...2349
IF THE BATTERY IS DOWN...2350
OTHER TROUBLES...2353
ELECTRICAL CIRCUIT...2353
HYDRAULIC SYSTEM...2353
ARTICULATION GREASING...2354
CONVERTER...2354
ENGINE...2354
RULES FOR MAINTENANCE...2358
SERVICE METER READING...2358
KOMATSU GENUINE REPLACEMENT PARTS...2358
KOMATSU GENUINE LUBRICANTS...2358
ALWAYS USE CLEAN WASHER FLUID...2358
FRESH AND CLEAN LUBRICANTS...2358
CHECK DRAINED OIL AND USED FILTER...2358
CAUTION FOR REFILLING OIL OR FUEL...2358
WELDING INSTRUCTIONS...2358
DO NOT DROP THINGS INSIDE MACHINE...2359
DUSTY JOBSITES...2359
AVOID MIXING OIL...2359
LOCKING INSPECTION COVERS...2359
BLEED AIR FROM HYDRAULIC CIRCUIT...2359
PRECAUTIONS WHEN INSTALLING HYDRAULIC HOSES...2359
CHECKS AFTER INSPECTION AND MAINTENANCE...2359
FUEL AND LUBRICANTS TO MATCH THE AMBIENT TEMPERATURE...2360
CLOSE ENGINE HOOD SECURELY...2360
OUTLINE OF MAINTENANCE...2361
HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC...2361
HANDLING ELECTRICAL COMPONENTS...2365
DRIVING TORQUES...2366
STANDARD DRIVING TORQUES FOR SCREWS AND NUTS...2366
SPECIFIC DRIVING TORQUES FOR SCREWS AND NUTS...2367
STANDARD DRIVING TORQUES FOR HOSES WITH ORFS...2367
MAINTENANCE PLAN...2368
MAINTENANCE PLAN...2368
MAINTENANCE PROCEDURES...2370
WHEN REQUIRED...2370
MAINTENANCE INTERVALS IN CASE OF USE OF THE HYDRAULIC BREAKER...2382
MAINTENANCE INTERVAL ACCORDING TO FUEL USED...2382
CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE...2383
MAINTENANCE EVERY 10 HOURS OF OPERATION...2385
MAINTENANCE AFTER THE FIRST 50 HOURS OF OPERATION...2387
MAINTENANCE EVERY 50 HOURS OF OPERATION...2387
MAINTENANCE EVERY 125 HOURS OF OPERATION...2392
MAINTENANCE AFTER THE FIRST 250 HOURS OF OPERATION...2393
MAINTENANCE EVERY 250 HOURS OF OPERATION...2393
MAINTENANCE AFTER THE FIRST 500 HOURS OF OPERATION...2397
MAINTENANCE EVERY 500 HOURS OF OPERATION...2398
MAINTENANCE EVERY 1000 HOURS OF OPERATION...2409
MAINTENANCE EVERY 2000 HOURS OF OPERATION...2414
MAINTENANCE EVERY 3000 HOURS OF OPERATION...2421
MAINTENANCE EVERY 4000 HOURS OF OPERATION...2422
END OF SERVICE LIFE...2423
SPECIFICATIONS...2426
OVERALL DIMENSIONS...2426
TECHNICAL CHARACTERISTICS...2427
WORKING RANGES...2428
LIFTING CAPACITIES...2430
AUTHORIZED OPTIONAL EQUIPMENT...2436
PRECAUTIONS REGARDING SAFETY...2436
PRECAUTIONS REGARDING THE INSTALLATION OF EQUIPMENT...2437
SPECIFICATIONS...2438
ARM-PIN INFORMATION...2438
ATTACHMENT GUIDE...2439
FRONT EQUIPMENT QUICK COUPLING DEVICES...2442
MANUAL QUICK COUPLING...2442
HYDRAULIC QUICK COUPLING FOR STANDARD BUCKET...2444
HYDRAULIC QUICK COUPLING FOR 4in1 BUCKET AND OPTIONAL EQUIPMENT...2446
PALLET FORKS...2447
LIFTING CAPACITIES (PALLET FORKS)...2447
DESCRIPTION...2448
USING THE FORKS...2448
MAINTENANCE...2448
4 in 1 BUCKET...2449
DESCRIPTION AND CONTROLS...2449
INSTALLING THE 4in1 BUCKET...2450
USING THE 4in1 BUCKET...2451
MAINTENANCE...2452
FORKS FOR PALLET ON BUCKET 4 IN 1...2453
DESCRIPTION...2453
LIFTING CAPACITY (FORKS FOR ON BUCKET 4 IN 1)...2454
USING THE FORKS...2455
PREPARING THE PALLET FORKS FOR USE...2456
REMOVING THE FORKS...2458
INSTALLING THE FORKS...2458
MAINTENANCE...2458
BACKHOE TELESCOPIC ARM...2459
DESCRIPTION AND CONTROL...2459
SAFETY DEVICES...2460
USING THE TELESCOPIC ARM...2460
MAINTENANCE...2461
TELESCOPIC BOOM WITH PRE-INSTALLATION FOR HYDRAULIC BREAKER AND OPTIONAL TOOLS...2463
CONFIGURATION FOR THE INSTALLATION OF THE HYDRAULIC BREAKER...2470
DESCRIPTION AND CONTROL...2470
USE OF THE HYDRAULIC BREAKER AND RULES TO BE OBSERVED...2471
INSTALLING AND REMOVING THE HYDRAULIC BREAKER...2476
CONFIGURATION FOR THE USE OF OPTIONAL EQUIPMENT WITH UNIDIRECTIONAL OIL FLOW...2480
DESCRIPTION AND CONTROL...2480
INSTALLING AND CONNECTING THE EQUIPMENT...2481
MAINTENANCE...2481
CONFIGURATION FOR THE USE OF THE HAND HYDRAULIC HAMMER...2482
DESCRIPTION AND CONTROL...2482
INSTALLING AND REMOVING THE HAND HAMMER...2483
LOAD STABILIZER SYSTEM (LSS)...2485
LOAD STABILIZER SYSTEM (LSS) ACCUMULATOR...2485
REAR EQUIPMENT MECHANICAL QUICK COUPLING DEVICE...2486
EQUIPMENT COUPLING AND RELEASE PROCEDURE...2487
HYDRAULIC QUICK COUPLER OF THE REAR EQUIPMENT...2491
SAFETY DEVICES...2491
QUICK COUPLER TO BACKHOE LOADER CONNECTION...2491
CONTROL...2492
ADJUSTING THE QUICK COUPLER OPERATING PRESSURE...2492
QUICK RELEASE COUPLING HYDRAULIC CONNECTIONS...2494
EQUIPMENT COUPLING AND RELEASE PROCEDURE...2494
MAINTENANCE...2495
PERIODIC REPLACEMENT OF DEFINED LIFE PARTS...2498
DEFINED LIFE PARTS LIST...2499
SAFETY RELATED PARTS...2500
PARTS SUBJECT TO WEAR THAT PERIODICALLY NEED CHANGING...2505
RECOMMENDED FUEL, COOLANT, AND LUBRICANT...2506
LUBRICATION...2507
LUBRICATION DIAGRAM...2507
LUBRICATION DIAGRAM (4in1 bucket and pallet forks)...2508
LUBRICATION DIAGRAM (front bucket quick couplings)...2509
LUBRICATION DIAGRAM (for telescopic boom)...2510
FUEL AND LUBRICANTS...2511
HOMOLOGATED SYNTHETIC BIODEGRADABLE LUBRICANTS “HEES”...2513
WENAM00081 - Backhoe-Loader WB97R-5E0 Operation & Maintenance Manual...2517
FOREWORD...2520
SAFETY INFORMATION...2521
SAFETY LABELS...2522
SAFETY LABELS USING PICTOGRAM...2522
NOISE...2523
NOISE OUTSIDE THE CAB...2523
NOISE INSIDE THE CAB...2523
VIBRATIONS TO WHICH THE OPERATOR IS SUBJECTED...2524
GUIDE WHEN WORKING IN AREAS WHERE AIR POLLUTION...2525
INTRODUCTION...2526
INTENDED USES...2526
DEMOLITION WORK...2526
IMPROPER OR UNAUTHORIZED USE...2527
MAIN CHARACTERISTICS...2527
POSITIONS AND DIRECTIONS OF THE MACHINE...2528
PRODUCT IDENTIFICATION...2530
MACHINE IDENTIFICATION NUMBER (PIN)...2530
MACHINE IDENTIFICATION PLATE AND PRODUCT IDENTIFICATION NUMBER (PIN)...2530
MACHINE SERIAL NUMBER PLATE...2531
ENGINE SERIAL NUMBER AND EXHAUST GAS EMISSION PLATE...2532
FRONT AXLE SERIAL NUMBER...2532
REAR AXLE SERIAL NUMBER...2533
TRANSMISSION SERIAL NUMBER...2533
CAB SERIAL NUMBER...2533
TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR...2534
SAFETY PLATES...2544
POSITION OF THE SAFETY PLATES...2544
PICTOGRAMS AND RELEVANT MEANINGS...2546
GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE...2555
PRECAUTIONS BEFORE STARTING OPERATION...2555
PREPARATIONS FOR SAFE OPERATION...2556
FIRE PREVENTION...2558
PRECAUTIONS WHEN GETTING ON OR OFF MACHINE...2560
DO NOT GET CAUGHT IN WORK EQUIPMENT...2562
FALLING OBJECTS, FLYING OBJECTS AND INTRUDING OBJECTS PREVENTION...2562
CAUTIONS RELATED TO ROPS...2563
UNAUTHORIZED MODIFICATIONS...2563
PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS...2563
PRECAUTIONS RELATED TO CAB GLASS...2563
PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING...2564
PRECAUTIONS FOR OPERATION...2565
PRECAUTIONS FOR JOBSITE...2565
STARTING THE ENGINE...2568
USE WARNING TAGS...2568
CHECKS AND ADJUSTMENT BEFORE STARTING ENGINE...2568
WHEN STARTING ENGINE...2569
IN COLD AREAS...2569
START ENGINE WITH BOOSTER CABLES...2569
OPERATION...2571
TRANSPORT...2576
LIFTING OBJECTS WITH LIFTING DEVICE (OPTIONAL EQUIPMENT)...2577
PRECAUTIONS FOR MAINTENANCE...2579
PRECAUTIONS BEFORE STARTING INSPECTION AND MAINTENANCE...2579
PRECAUTIONS FOR INSPECTION AND MAINTENANCE...2583
FINAL DISPOSAL OF THE MACHINE...2590
GENERAL VIEW OF MACHINE...2592
FRONT GENERAL VIEW...2592
BACKHOE GENERAL VIEW...2593
CAB INSIDE GENERAL VIEW...2594
EXPLANATION OF COMPONENTS...2596
INSTRUMENTS AND CONTROLS...2596
PUSH BUTTONS ON THE FRONT LOADER CONTROL LEVER...2609
CAB SWITCHES AND ELECTRIC ACCESSORIES...2611
MACHINE CONTROLS...2615
ADJUSTING THE CONTROLS...2631
FUSES AND RELAYS...2634
CENTRAL UNIT FUSES - RELAYS AND ENGINE LINE...2634
VENTILATION, HEATING AND AIR CONDITIONING FUSES AND RELAYS...2637
FUSES AND RELAYS...2638
GUARDS, CAB AND DRIVER’S SEAT...2639
ENGINE HOOD...2639
CAB...2639
VENTILATION AND HEATING...2643
AIR CONDITIONER...2645
SEAT...2648
SAFETY BELT...2649
FIRE EXTINGUISHER...2649
FIRST AID KIT...2650
TECHNICAL DOCUMENTATION...2650
STORAGE COMPARTMENT...2650
SAFETY LOCKS...2651
FRONT LOADER LOCKS...2651
BACKHOE LOCKS...2653
REFUELLING PUMP...2654
KOMTRAX SYSTEM...2656
GENERAL PRECAUTIONS...2656
USE OF THE MACHINE...2657
CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE...2657
STARTING THE ENGINE...2659
WARMING THE ENGINE...2661
HEATING THE HYDRAULIC OIL...2661
RUNNING-IN...2661
HOW TO MOVE THE MACHINE...2662
PARKING THE MACHINE...2666
PARKING ON LEVEL GROUND...2666
PARKING ON SLOPES...2667
STOPPING THE ENGINE...2669
TRANSPORTATION...2670
PRECAUTIONS FOR TRANSPORTING MACHINE...2670
SELECT TRANSPORTATION METHOD...2670
PRECAUTIONS FOR LOADING AND UNLOADING WITH TRAILER...2670
PROCEDURES FOR LOADING AND SECURING MACHINE ON THE TRAILER...2671
USING THE MACHINE IN COLD WEATHER...2673
PRECAUTIONS TO BE TAKEN IN THE COLD SEASON...2673
OTHER PRECAUTIONS...2674
PRECAUTIONS TO BE TAKEN AT THE END OF WORK...2674
PRECAUTIONS TO BE TAKEN AT THE END OF THE WINTER...2675
USING THE MACHINE AS A LOADER...2676
BUCKET POSITION INDICATOR...2676
ORGANIZING THE WORK AREA...2676
CHANGING THE STANDARD FRONT BUCKET...2678
USING THE MACHINE AS AN EXCAVATOR...2679
POSITIONING THE BUCKET ACCORDING TO THE WORK THAT MUST BE CARRIED OUT...2679
POSITIONING THE MACHINE FOR DIGGING OPERATIONS...2680
DIGGING METHOD...2681
LIFTING LOADS WITH EQUIPMENT...2683
CHANGING THE BACKHOE BUCKET...2684
LONG PERIODS OF INACTIVITY...2685
PREPARING THE MACHINE...2685
PREPARING THE ENGINE...2686
MAINTENANCE DURING A PERIOD OF INACTIVITY...2686
RESTARTING THE ENGINE...2687
AFTER THE PERIOD OF INACTIVITY...2687
AMBIENT TEMPERATURE RANGE FOR OPERATION AND LONG TERM STORAGE...2687
TROUBLESHOOTING...2688
HOW TO REMOVE THE MACHINE...2688
AFTER THE FUEL HAS RUN OUT...2688
IF THE BATTERY IS DOWN...2689
OTHER TROUBLES...2692
ELECTRICAL CIRCUIT...2692
HYDRAULIC SYSTEM...2692
ARTICULATION GREASING...2693
CONVERTER...2693
ENGINE...2693
RULES FOR MAINTENANCE...2698
SERVICE METER READING...2698
KOMATSU GENUINE REPLACEMENT PARTS...2698
KOMATSU GENUINE LUBRICANTS...2698
ALWAYS USE CLEAN WASHER FLUID...2698
FRESH AND CLEAN LUBRICANTS...2698
CHECK DRAINED OIL AND USED FILTER...2698
CAUTION FOR REFILLING OIL OR FUEL...2698
WELDING INSTRUCTIONS...2698
DO NOT DROP THINGS INSIDE MACHINE...2699
DUSTY JOBSITES...2699
AVOID MIXING OIL...2699
LOCKING INSPECTION COVERS...2699
BLEED AIR FROM HYDRAULIC CIRCUIT...2699
PRECAUTIONS WHEN INSTALLING HYDRAULIC HOSES...2699
CHECKS AFTER INSPECTION AND MAINTENANCE...2699
FUEL AND LUBRICANTS TO MATCH THE AMBIENT TEMPERATURE...2700
CLOSE ENGINE HOOD SECURELY...2700
OUTLINE OF MAINTENANCE...2701
HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC...2701
HANDLING ELECTRICAL COMPONENTS...2705
DRIVING TORQUES...2706
STANDARD DRIVING TORQUES FOR SCREWS AND NUTS...2706
SPECIFIC DRIVING TORQUES FOR SCREWS AND NUTS...2707
STANDARD DRIVING TORQUES FOR HOSES WITH ORFS...2707
MAINTENANCE PLAN...2708
MAINTENANCE PLAN...2708
MAINTENANCE PROCEDURES...2710
WHEN REQUIRED...2710
MAINTENANCE INTERVALS IN CASE OF USE OF THE HYDRAULIC BREAKER...2722
MAINTENANCE INTERVAL ACCORDING TO FUEL USED...2722
CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE...2723
MAINTENANCE EVERY 10 HOURS OF OPERATION...2725
MAINTENANCE AFTER THE FIRST 50 HOURS OF OPERATION...2727
MAINTENANCE EVERY 50 HOURS OF OPERATION...2727
MAINTENANCE EVERY 125 HOURS OF OPERATION...2732
MAINTENANCE AFTER THE FIRST 250 HOURS OF OPERATION...2733
MAINTENANCE EVERY 250 HOURS OF OPERATION...2733
MAINTENANCE AFTER THE FIRST 500 HOURS OF OPERATION...2737
MAINTENANCE EVERY 500 HOURS OF OPERATION...2738
MAINTENANCE EVERY 1000 HOURS OF OPERATION...2749
MAINTENANCE EVERY 2000 HOURS OF OPERATION...2754
MAINTENANCE EVERY 3000 HOURS OF OPERATION...2761
MAINTENANCE EVERY 4000 HOURS OF OPERATION...2762
END OF SERVICE LIFE...2763
SPECIFICATIONS...2766
OVERALL DIMENSIONS...2766
TECHNICAL CHARACTERISTICS...2767
WORKING RANGES...2768
LIFTING CAPACITIES...2770
AUTHORIZED OPTIONAL EQUIPMENT...2776
PRECAUTIONS REGARDING SAFETY...2776
PRECAUTIONS REGARDING THE INSTALLATION OF EQUIPMENT...2777
SPECIFICATIONS...2778
ARM-PIN INFORMATION...2778
ATTACHMENT GUIDE...2779
FRONT EQUIPMENT QUICK COUPLING DEVICES...2782
MANUAL QUICK COUPLING...2782
HYDRAULIC QUICK COUPLING FOR STANDARD BUCKET...2784
HYDRAULIC QUICK COUPLING FOR 4in1 BUCKET AND OPTIONAL EQUIPMENT...2786
PALLET FORKS...2787
LIFTING CAPACITIES (PALLET FORKS)...2787
DESCRIPTION...2788
USING THE FORKS...2788
MAINTENANCE...2788
4 in 1 BUCKET...2789
DESCRIPTION AND CONTROLS...2789
INSTALLING THE 4in1 BUCKET...2790
USING THE 4in1 BUCKET...2791
MAINTENANCE...2792
FORKS FOR PALLET ON BUCKET 4 IN 1...2793
DESCRIPTION...2793
LIFTING CAPACITY (FORKS FOR ON BUCKET 4 IN 1)...2794
USING THE FORKS...2795
PREPARING THE PALLET FORKS FOR USE...2796
REMOVING THE FORKS...2798
INSTALLING THE FORKS...2798
MAINTENANCE...2798
BACKHOE TELESCOPIC ARM...2799
DESCRIPTION AND CONTROL...2799
SAFETY DEVICES...2800
USING THE TELESCOPIC ARM...2800
MAINTENANCE...2801
TELESCOPIC BOOM WITH PRE-INSTALLATION FOR HYDRAULIC BREAKER AND OPTIONAL TOOLS...2803
CONFIGURATION FOR THE INSTALLATION OF THE HYDRAULIC BREAKER...2810
DESCRIPTION AND CONTROL...2810
USE OF THE HYDRAULIC BREAKER AND RULES TO BE OBSERVED...2811
INSTALLING AND REMOVING THE HYDRAULIC BREAKER...2816
CONFIGURATION FOR THE USE OF OPTIONAL EQUIPMENT WITH UNIDIRECTIONAL OIL FLOW...2820
DESCRIPTION AND CONTROL...2820
INSTALLING AND CONNECTING THE EQUIPMENT...2821
MAINTENANCE...2821
CONFIGURATION FOR THE USE OF THE HAND HYDRAULIC HAMMER...2822
DESCRIPTION AND CONTROL...2822
INSTALLING AND REMOVING THE HAND HAMMER...2823
LOAD STABILIZER SYSTEM (LSS)...2825
LOAD STABILIZER SYSTEM (LSS) ACCUMULATOR...2825
REAR EQUIPMENT MECHANICAL QUICK COUPLING DEVICE...2826
EQUIPMENT COUPLING AND RELEASE PROCEDURE...2827
HYDRAULIC QUICK COUPLER OF THE REAR EQUIPMENT...2831
SAFETY DEVICES...2831
QUICK COUPLER TO BACKHOE LOADER CONNECTION...2831
CONTROL...2832
ADJUSTING THE QUICK COUPLER OPERATING PRESSURE...2832
QUICK RELEASE COUPLING HYDRAULIC CONNECTIONS...2834
EQUIPMENT COUPLING AND RELEASE PROCEDURE...2834
MAINTENANCE...2835
PERIODIC REPLACEMENT OF DEFINED LIFE PARTS...2838
DEFINED LIFE PARTS LIST...2839
SAFETY RELATED PARTS...2840
PARTS SUBJECT TO WEAR THAT PERIODICALLY NEED CHANGING...2845
RECOMMENDED FUEL, COOLANT, AND LUBRICANT...2846
LUBRICATION...2847
LUBRICATION DIAGRAM...2847
LUBRICATION DIAGRAM (4in1 bucket and pallet forks)...2848
LUBRICATION DIAGRAM (front bucket quick couplings)...2849
LUBRICATION DIAGRAM (for telescopic boom)...2850
FUEL AND LUBRICANTS...2851
HOMOLOGATED SYNTHETIC BIODEGRADABLE LUBRICANTS “HEES”...2853
WENBM00090 - Backhoe-Loader WB97R-5E0 Operation & Maintenance Manual...2857
CONTENTS...2859
SAFETY...2861
FOREWORD...2863
HOW TO READ THE SHOP MANUAL...2864
HOISTING INSTRUCTIONS...2865
STANDARD TIGHTENING TORQUE...2866
COATING MATERIALS...2868
ELECTRIC...2869
WEIGHT TABLE...2870
TABLE OF OIL AND COOLANT QUANTITIES...2871
CONVERSION TABLE...2873
10 STRUCTURE AND FUNCTION...2881
POWER TRAIN...2882
TRANSMISSION (4WD)...2884
TRANSMISSION...2886
CONTROL VALVE BLOCK...2888
DRIVE SHAFTS...2889
FRONT AXLE...2891
REAR AXLE...2894
HYDRAULIC PUMP...2898
1. MAIN PUMP...2899
10-SPOOL CONTROL VALVE...2912
CLSS...2921
1. DESCRIPTION...2921
2. OPERATING PRINCIPLES...2922
3. OPERATION FOR EACH CIRCUIT AND VALVE...2924
STEERING UNIT...2940
PPC VALVES...2941
SHOVEL PPC VALVE (FLOAT + RETURN TO DIG)...2941
OUTRIGGERS PPC VALVE...2947
PPC VALVE (BACKHOE CONTROLS)...2952
L.H. PPC VALVE...2952
R.H. PPC VALVE...2953
R.H. PPC VALVE WITH JIG ARM...2954
SOLENOID VALVE GROUP (EV1)...2955
SOLENOID VALVES...2956
HAMMER SOLENOID VALVE...2956
JIG ARM SOLENOID VALVE...2957
SHOVEL CYLINDERS...2958
BACKHOE CYLINDERS...2960
AIR-CONDITIONING UNIT...2964
OPERATION OF THE AIR CONDITIONING UNIT...2965
20 TESTING AND ADJUSTMENTS...2967
NORMAL OR STANDARD TECHNICAL DATA...2968
SPECIAL TOOLS...2983
VALVE CLEARANCE ADJUSTING...2984
ENGINE SPEED TESTS...2985
TENSIONING THE AIR- CONDITIONING COMPRESSOR BELT...2986
BLEEDING AIR FROM CIRCUITS - ELIMINATING RESIDUAL PRESSURE...2987
ADJUSTING ACCELERATOR PEDAL TRAVEL AND ACCELERATOR LEVER...2989
ADJUSTING BRAKE PEDAL SLACK/ALIGNMENT...2991
BRAKING SYSTEM CHECKS...2992
PARKING BRAKE ADJUSTMENT...2994
CHECKING AND SETTING PRESSURE IN THE ATTACHMENTS HYDRAULIC CIRCUIT...2995
CHECKING THE SETTING OF MAIN RELIEF AND SECONDARY VALVES...2997
SETTING THE MAIN RELIEF VALVES AND THE REDUCING VALVES...3000
CHECKING AND ADJUSTING THE LS DIFFERENTIAL PRESSURE. ADJUSTING THE LS VALVE...3002
CHECKING AND ADJUSTING SERVOCONTROLS SUPPLY PRESSURE...3003
ADJUSTING THE PC VALVE...3004
TESTING AND SETTING STEERING CONTROL SYSTEM PRESSURE...3005
CHECKING FOR LEAKS IN THE STEERING CYLINDERS...3006
TESTING PRESSURES IN THE POWER TRAIN GROUP...3007
TESTING THE CORRECT FUNCTIONING OF THE POWER TRAIN CLUTCHES...3009
JIG ARM CLEARANCE ADJUSTMENT...3010
ANALYSIS OF CAUSES HYDRAULIC DRIFT...3012
FRONT EQUIPMENT...3012
BACKHOE...3013
TESTING THE AIR-CONDITIONING UNIT...3017
EMPTYING THE AIR-CONDITIONING UNIT...3019
TROUBLESHOOTING...3020
FRONT AXLE TROUBLESHOOTING...3020
FRONT AXLE CHECKING AND TROUBLESHOOTING...3023
REAR AXLE TROUBLESHOOTING...3025
REAR AXLE CHECKING AND TROUBLESHOOTING...3028
TRANSMISSION TROUBLESHOOTING...3030
30 REMOVAL AND INSTALLATION...3033
HOW TO READ THE MANUAL...3034
PRECAUTIONS TO BE TAKEN WHILE WORKING...3035
SPECIAL TOOLS...3036
ENGINE HOOD...3040
Removal...3040
Installation...3040
FRONT GUARD...3041
Removal...3041
Installation...3041
RADIATOR GROUP - INTERCOOLER...3042
Removal...3042
Installation...3044
INTERCOOLER...3045
Removal...3045
Installation...3046
CONDENSER...3047
Removal...3047
Installation...3047
EXHAUST PIPE...3048
Removal...3048
Installation...3048
MUFFLER...3049
Removal...3049
Installation...3049
AIR FILTER...3050
Removal...3050
Installation...3050
ENGINE BELT...3051
Replacement...3051
TURBOCHARGER...3052
Removal...3052
Installation...3052
AIR-CONDITIONING UNIT COMPRESSOR...3053
Removal...3053
Installation...3054
AIR-CONDITIONING UNIT COMPRESSOR BELT...3055
Removal...3055
Installation...3055
FAN AND HEATING GROUP...3056
Removal...3056
Installation...3060
BATTERY...3061
Removal...3061
Installation...3061
FUEL TANK...3062
Removal...3062
Installation...3062
STEERING WHEEL AND TRANSMISSION-REVERSE, DIRECTION INDICATOR AND HEADLIGHT DIPPER BEAM CONTROL GROUP...3063
Removal...3063
Installation...3064
WORKING BRAKE PUMP GROUP...3065
Removal...3065
Installation...3066
STEERING UNIT...3067
Removal...3067
Installation...3068
CAB...3069
Removal...3069
Installation...3073
HYDRAULIC OIL TANK...3074
Removal...3074
Installation...3078
PISTON PUMP...3079
Removal...3079
Installation...3080
TRANSMISSION...3081
Removal...3081
Installation...3083
CONVERTOR...3160
Removal...3160
Installation...3160
ENGINE...3161
Removal...3161
Installation...3163
CONTROL VALVE...3164
Removal...3164
Installation...3166
FRONT AXLE...3167
Removal...3167
Installation...3168
REAR AXLE...3199
Removal...3199
Installation...3200
SHOVEL PPC VALVE...3240
Removal...3240
Installation...3240
SHOVEL LIFT CYLINDERS...3241
Removal...3241
Installation...3242
SHOVEL DUMP CYLINDERS...3243
Removal...3243
Installation...3243
SHOVEL...3245
Removal...3245
Installation...3245
FRONT WORKING EQUIPMENT...3246
Removal...3246
Installation...3247
BACKHOE PPC VALVES...3248
Removal...3248
Installation...3248
PPC VALVE SUPPORT RELEASE CABLES...3249
Removal...3249
Installation...3250
PPC VALVE SUPPORT RETURN GAS SPRING...3251
Removal...3251
Installation...3252
SOLENOID VALVE GROUP (servocontrol and optional attachment)...3253
Removal...3253
Installation...3253
BACKHOE BOOM CYLINDER...3254
Removal...3254
Installation...3255
ARM CYLINDER...3256
Removal...3256
Installation...3257
JIG ARM CYLINDER...3258
Removal...3258
Installation...3258
OUTRIGGER CYLINDER...3259
Removal...3259
Installation...3260
OUTRIGGER ARMS...3261
Removal...3261
Installation...3261
BACKHOE SWING CYLINDERS...3262
Removal...3262
Installation...3263
BACKHOE BUCKET CYLINDER...3264
Removal...3264
Installation...3265
BACKHOE BOOM SAFETY CYLINDER...3266
Removal...3266
Installation...3266
CYLINDER...3267
SHOVEL ARM, SHOVEL, BOOM, ARM, BUCKET, OUTRIGGERS...3267
BACKHOE SWING CYLINDERS...3271
BACKHOE WORKING EQUIPMENT...3275
Removal...3275
Installation...3276
BACKHOE BUCKET...3277
Removal...3277
Installation...3277
BACKHOE BOOM...3278
Removal...3278
Installation...3278
ARM...3279
Removal...3279
Installation...3279
JIG ARM...3280
Removal...3280
Installation...3280
2nd ARM...3281
Removal...3281
Installation...3281
2nd ARM GUIDES...3282
Removal...3282
Installation...3282
BACKHOE SWING BRACKET...3283
Removal...3283
Installation...3283
40 STANDARD MAINTENANCE...3285
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD...3286
Standard size and tolerance...3286
Standard clearance and standard value...3287
Standard interference...3287
Repair limit and allowable value or allowable dimension...3287
Clearance limit...3287
Interference limit...3287
TRANSMISSION...3288
FRONT AXLE...3291
REAR AXLE...3295
HYDRAULIC PUMP...3301
CONTROL VALVE...3303
PPC VALVES...3311
SHOVEL CONTROL...3311
SHOVEL CYLINDERS...3312
DUMP CYLINDER...3312
LIFTING CYLINDER...3312
4 IN 1 BUCKET...3313
BACKHOE CYLINDERS...3314
BOOM...3314
ARM...3314
BUCKET...3314
BOOM SWING...3315
OUTRIGGERS...3316
JIG ARM...3316
FRONT WORKING EQUIPMENT...3317
SWING BRACKET...3319
90 DIAGRAMS AND DRAWINGS...3323
HYDRAULIC CIRCUIT DIAGRAM...3325
ELECTRICAL CIRCUIT DIAGRAM (1/3)...3327
ELECTRICAL CIRCUIT DIAGRAM (2/3)...3329
ELECTRICAL CIRCUIT DIAGRAM (3/3)...3331
WETT001308 - Backhoe-Loader WB91R-5EO, WB93R-5EO, WB97R-5EO, WB93S-5EO, WB97S-5EO Basic Technical Training...3335
Komatsu Backhoe-Loader WB97R-E0 Repair Service Manual
