Komatsu Backhoe Loader WB97R-2 service & repair manual

Description Komatsu Backhoe Loader WB97R-2 service & repair manual

Komatsu Backhoe Loader WB97R-2 pdf workshop service repair manual + operation & maintenance manual

Serial numbers:
97F20001 and up
97F20743 and up
97F20887 and up
97F21409 and up

Technical data, specifications, testing, troubleshooting, maintenance, electrical diagrams, hydraulic schematics, adjusting, assembly, disassembly, removal, installation instructions and other information

MANUAL CONTENT:
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
Electrical diagram

TESTING AND ADJUSTMENTS
Normal or standard technical data
Special tools
Measuring engine speed
Adjusting valve clearance
Measuring compression pressure
Testing and adjusting fuel injection timing
Checking and tightening the fan
Checking and tightening the compressor fan - belt
Measuring accelerator pedal operating travel and accelerator lever
Adjusting brake pedal travel, brake alignment, microswitches
Air bleeding - releasing pressure
Checking and setting pressure in the attachments hydraulic circuit
Testing and adjusting of Load Sensing 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 pressures in the power train group
Testing the correct functioning of the power train clutches
Adjusting RETURN TO DIG device
Analysis of causes hydraulic drift
Testing the air-conditioning unit

REMOVAL AND INSTALLATION
PRECAUTIONS TO BE TAKEN WHILE WORKING
SPECIAL TOOLS
STARTING MOTOR
Removal and installation
ALTERNATOR
AIR-CONDITIONING UNIT COMPRESSOR
INJECTION PUMP
INJECTION NOZZLES
THERMOSTAT
COOLING PUMP
TURBOCOMPRESSOR
CYLINDER HEAD
FRONT COUNTERWEIGHT
RADIATOR-OIL COOLER UNIT
CONDENSER
HYDRAULIC OIL COOLER
TRANSMISSION OIL COOLER
MUFFLER
EXHAUST PIPE
ENGINE HOOD
CAB
CAB HEATING GROUP
HEATING 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 VALVE
FRONT AXLE
REAR AXLE

STANDARD MAINTENANCE
Transmission
Front axle
Rear axle
Hydraulic pump
Spool control valve
Brake pump
Shovel cylinder
Backhoe cylinder
Front working equipment
Swing Bracket
Backhoe working equipment

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