This complete service repair workshop manual PDF download for the Komatsu WB97R-2 Backhoe Loader (SN: 97F20001 and up) has easy to read text sections with top quality diagrams, pictures and illustrations. The step by step instructions show you how to fault find or complete any repair or overhaul, correctly and efficiently, saving time and avoiding costly mistakes. All specifications and tolerances are listed. Functions of components and systems are also explained.
APPLICABLE MODELS :
Machine Model : WB97R-2
Serial Numbers : 97F20001 and up
TABLE OF CONTENTS :
10 STRUCTURE AND FUNCTION
20 TESTING AND ADJUSTING
30 DISASSEMBLY AND ASSEMBLY
40 MAINTENANCE STANDARD
MANUAL SPECIFICATION :
File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
Product Code : WEBM001000
Total Pages : 434
This service repair workshop manual PDF download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having completly searcheble PDF files instead of a hard-printed manual is that you can use the Search feature in your PDF reader software (Adobe Acrobat) to find just what your looking for and just print out the exact pages you need or all manual easily. This is the same Repair Service manual your local dealer will use when doing a repair.
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COVER
CONTENTS
LIST OF REVISED PAGES
FOREWORD
SAFETY
HOW TO READ THE SHOP MANUAL
HOISTING INSTRUCTIONS
STANDAR TIGHTENING TORQUE
ELECTRIC WIRE CODE
COATING MATERIALS
WEIGHT TABLE
TABLE OF OIL AND COOLANT QUANTITIES
CONTENTS
10 STRUCTURE AND FUNCTION
POWER TRAIN
TRANSMISSION
DRIVE SHAFTS
CONTROL VALVE BLOCK
FRONT AXLE
REAR AXLE
HYDRAULIC PUMP
HYDRAULIC STEERING SYSTEM
HYDRAULIC CIRCUIT
SHOVEL CONTROL VALVE
BACKHOE CONTROL VALVE
CLSS
SOLENOID VALVE
SAFETY VALVE
BRAKE PUMP
SHOVEL CYLINDERS
BACKHOE CYLINDERS
AIR-CONDITIONING UNIT
HOW THE ARI-CONDITIONING UNIT FUNCITONS
ELECTRICAL DIAGRAM (1/7)
ELECTRICAL DIAGRAM (2/7)
ELECTRICAL DIAGRAM (3/7)
ELECTRICAL DIAGRAM (4/7)
ELECTRICAL DIAGRAM (5/7)
ELECTRICAL DIAGRAM (6/7)
ELECTRICAL DIAGRAM (7/7)
20 TESTING AND ADJUSTMENTS
NORMAL OR STANDAR TECHNICAL DATA
SPECIAL TOOLS
MEASURING ENGINE SPEED
ADJUSTING VALVE CLEARANCE
MEASURING COMPRESSION PRESSURE
TESTING AND ADJUSTING FUEL INJECTION TIMING
CHECKING AND TIGHTENING THE FAN-BELT
CHECKING AND TIGHTENING THE COMPRESSOR FAN-BELT
MEASURING ACCELLERATOR PEDAL OPERATING TRAVEL AND ACCELETATOR LEVER
ADJUSTING BRAKE PEDAL TRAVEL, BRAKE ALIGNMENT,MICROSWITCHES
AIR BLEEDING - RELEASING RESIDUAL PRESSURE
CHECKING AND SETTING PRESSURE IN THE ATTACHMENTS HYDRAULIC CIRCUIT
TESTING AND ADJUSTING OF LOAD SENSIGN SIGNAL (LS VALVE)
CHECKING UNLOADING VALVE FUNCTIONALITY
TESTING PUMP DELIVERY
TESTING PRIORITY VALVE OPERATION
TESTING AND SETTING STEERING CONTROL SYSTEM PRESSURE
TESTING BRAKE SYSTEM
CONTROL OF THE ENGINE SPEED UNDER LOAD
TESTING PRESSURE IN THE POWER TRAIN GROUP
TESTING THE CORRECT FUNCTIONING OF THE POWER TRAIN CLUTCHES
ADJUSTING THE SENSOR FOR RETURN TO DIG DEVICE
ANALYSIS THE CAUSES HYDRAULIC DRIFT
TESTING THA ARI-CONDITIONING UNIT
30 REMOVAL AND INSTALLATION
HOW TO READ THE MANUAL
PRECAUTIONS TO BE TAKEN WHILE WORKING
SPECIAL TOOLS
STARTING MOTOR
ALTERNATOR
AIR.CONDITIONING UNIT COMPRESSOR
INJECTION PUMP
INJECTION NOZZLES
THERMOSTAT
COOLING LIQUID PUMP
TURBOCOMPRESSOR
CYLINDER HEAD
FRONT COUNTTERWEIGHT
RADIATOR-OIL COOLER UNIT
CONDENSER
HYDRAULIC OIL COOLER
TRANSMISSION OIL COOLER
MUFFLER - EXHAUST PIPE
ENGINE HOOD
CAB
CAB HEATING GROUP
HEAT AND AIR-CONDITIONING GROUP
FUEL TANK
HYDRAULIC OIL TANK
ENGINE-GEARBOX-PUMP GROUP
PISTON PUMP
TRANSMISSION
CONVERTOR
TRANSMISSION-REVERSE, DIRECTION INDICATOR AND HEADLIGHT DIPPER BEAM CONTROL GROUP
STEERING UNIT
WORKING BRAKE PUMP GROUP
FRONT WORKING EQUIPMENT CONTROL WAVE
FRONT AXLE
REAR AXLE
FRONT BUCKET BOOM-RAISING CYLINDER
FRONT BUCKET TILT CYLINDER
FRONT BUCKET
FRONT WORKING EQUIPMENT
BACKHOE CONTROL VALVE
BACKHOE BOOM CYLINDER
BACKHOE ARM CYLINDER
JIG ARM CYLINDER
BACKHOE BUCKET CYLINDER
OUTRIGGER CYLINDERS
BACKHOE SWING CYLINDERS
BACKHOE BACKFRAME LOCK CYLINDER
CYLINDERS
BOOM SWING CYLINDER
BACKHOE BACKFRAME LOCK CYLINDER
BOOM SAFETY CYLINDER
BACKHOE WORKING EQUIPMENT
BACKHOE BUCKET
ARM
JIG ARM
SECOND ARM
SECOND ARM GUIDES
BACKHOE BOOM
BACKHOE SWING BRACKET
BACKHOE BACKFRAME
40 STANDARD MAINTENANCE
TRANSMISSION
FRONT AXLE
REAR AXLE
HYDRAULIC PUMP
2-SPOOL CONTROL VALVE
3-SPOOL CONTROL VALVE
3-SPOOL CONTROL VALVE-with return to dig
6-SPOOL CONTROL VALVE
7-SPOOL CONTROL VALVE
8-SPOOL CONTROL VALVE
BRAKE PUMP
SHOVEL CYLINDER
BACKHOE CYLINDER
FRONT WORIKING EQUIPMENT
SWING BRACKET
BACKHOE WORKING EQUIPMENT
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