Komatsu Wheel Loader WA250-3MC Avance Plus service & repair manual

Description Komatsu Wheel Loader WA250-3MC Avance Plus service & repair manual

Komatsu Wheel Loader WA250-3MC Avance Plus pdf workshop service repair manual + operation & maintenance manual

Serial number A71001 and up

MANUAL CONTENT:
GENERAL
DIMENSIONAL DRAWING
GENERAL SPECIFICATIONS
WEIGHT TABLE
FUEL, COOLANT AND LUBRICANTS
PROPER SELECTION OF FUEL, COOLANT AND LUBRICANTS
ENGINE OIL SPECIFICATIONS
NORMAL OPERATION
ARCTIC OPERATION
DIESEL FUEL SPECIFICATIONS
COOLANT SPECIFICATIONS
GENERAL
WATER
ANTIFREEZE
INHIBITORS/CONDITIONERS

STRUCTURE AND FUNCTION
POWER TRAIN
PATH OF POWER TRANSMISSION
TORQUE CONVERTER, TRANSMISSION PIPING
HYDRAULIC SYSTEM DIAGRAM
HYDRAULIC CIRCUIT DIAGRAM
TORQUE CONVERTER
TORQUE CONVERTER OIL FILTER
TRANSMISSION
CLUTCH
FORWARD, REVERSE CLUTCH
1ST, 3RD CLUTCH
2ND, 4TH CLUTCH
FORWARD 1ST
FORWARD 2ND
FORWARD 3RD
FORWARD 4TH
REVERSE 1ST
TRANSMISSION CONTROL VALVE
UPPER VALVE
LOWER VALVE
TRANSMISSION SOLENOID VALVE
TORQUE CONVERTER OUTLET PORT VALVE
PILOT REDUCING VALVE
TRANSMISSION SOLENOID VALVE
PRIORITY VALVE
MAIN REGULATOR VALVE
QUICK RETURN VALVE
MODULATION FILL VALVE
DIRECTIONAL SELECTOR SPOOL
EMERGENCY MANUAL SPOOL
OPERATION OF FORWARD 1ST
ACCUMULATOR VALVE
DRIVE SHAFT
AXLE
FRONT AXLE
REAR AXLE
AXLE MOUNT
DIFFERENTIAL
FRONT DIFFERENTIAL
REAR DIFFERENTIAL

TESTING, ADJUSTING AND TROUBLESHOOTING
STANDARD VALUE TABLE
ENGINE TABLE - IN CHASSIS
CHASSIS TABLE
SERVICE TOOLS TABLE
ENGINE
ADJUSTING ENGINE STOP MOTOR CABLE
ADJUSTING ENGINE STOP SOLENOID
MEASURING AND ADJUSTING VALVE CLEARANCE
MEASURING BLOW-BY PRESSURE
MEASURING COMPRESSION PRESSURE
MEASURING COOLANT TEMPERATURE
MEASURING ENGINE LUBRICATING OIL PRESSURE
MEASURING ENGINE SPEEDS
MEASURING EXHAUST COLOR
MEASURING EXHAUST GAS TEMPERATURE
MEASURING FUEL FILTER INLET RESTRICTION
TEST AND ADJUSTING FAN BELT TENSION
TEST AND ADJUSTING FUEL INJECTION TIMING
ACCELERATOR PEDAL
OPERATING FORCE
OPERATING ANGLE
SHIFT LEVER
OPERATING FORCE
TRAVEL
STALL SPEEDS
TORQUE CONVERTER STALL SPEED
HYDRAULIC STALL SPEED
FULL STALL SPEED
TORQUE CONVERTER
TRANSMISSION OIL PRESSURE
EMERGENCY MANUAL SPOOL
OPERATION
STEERING WHEEL
PLAY
OPERATING FORCE
OPERATING TIME
STEERING OIL PRESSURE
METHOD OF MEASURING MAIN RELIEF PRESSURE
METHOD OF ADJUSTING MAIN RELIEF PRESSURE
BRAKE
BRAKE PEDAL
OPERATING EFFORT
TRAVEL
BRAKE PEDAL LINKAGE
TESTING
ADJUSTING
BRAKE PERFORMANCE
BRAKE OIL PRESSURE
BRAKE DISC WEAR
BLEEDING AIR
PARKING BRAKE
PARKING BRAKE PERFORMANCE
PARKING BRAKE LINKAGE
PARKING BRAKE PISTON STROKE
PARKING BRAKE DISC WEAR
WORK EQUIPMENT
WORK EQUIPMENT CONTROL LEVER
PPC VALVE
MEASURING PRESSURE
WORK EQUIPMENT HYDRAULIC PRESSURE
WORK EQUIPMENT MEASUREMENT
WORK EQUIPMENT - HYDRAULIC DRIFT
BUCKET POSITIONER
BOOM KICK-OUT
MAIN MONITOR
FUEL LEVEL SENSOR
CHECKING FOR ABNORMALITY
TROUBLESHOOTING GENERAL
ELECTRICAL CONNECTORS
TROUBLESHOOTING SYSTEMS OF
A MODE - TRANSMISSION CONTROLLER SYSTEM
D MODE - ECSS (ELECTRONICALLY CONTROLLED SUSPENSION SYSTEM)
E MODE - ELECTRICAL SYSTEM
K MODE - MAINTENANCE MONITOR
M MODE - MAIN MONITOR
S MODE - ENGINE
T MODE - HYDRAULIC AND MECHANICAL
AIR CONDITIONER

DISASSEMBLY AND ASSEMBLY
PRECAUTIONS DURING OPERATION
PRECAUTIONS WHEN CARRYING OUT REMOVAL WORK
PRECAUTIONS WHEN CARRYING OUT INSTALLATION WORK
PRECAUTIONS WHEN COMPLETING THE OPERATIONS
OTHER PRECAUTIONS
SPECIAL TOOL LIST
ENGINE
ALTERNATOR
CYLINDER HEAD
ENGINE OIL COOLER
FUEL INJECTION PUMP
NOZZLE HOLDER
STARTING MOTOR
THERMOSTAT
TURBOCHARGER
WATER PUMP
COVERS, LADDER AND ENGINE HOOD
RADIATOR, HYDRAULIC COOLER
MUFFER AND AIR CLEANER
ENGINE
TORQUE CONVERTER CHARGING PUMP
TORQUE CONVERTER, TRANSMISSION
TORQUE CONVERTER
TRANSMISSION
CLUTCH PACK
PARKING BRAKE
TRANSMISSION CONTROL VALVE
TRANSMISSION SOLENOID VALVE
ACCUMULATOR VALVE
DRIVE SHAFT
FRONT AXLE
REAR AXLE
DIFFERENTIAL
AXLE HOUSING
CENTER HINGE PIN
STEERING VALVE
DISASSEMBLY OF ROTOR
ASSEMBLY OF CONTROL SIDE
ASSEMBLY OF ROTOR
PRIORITY VALVE
STEERING CYLINDER
POWER MASTER CYLINDER
PARKING BRAKE DISC
HYDRAULIC TANK
HYDRAULIC FILTER
WORK EQUIPMENT, STEERING PUMP
MAIN CONTROL VALVE
HYDRAULIC LINES
PPC VALVE TO MAIN CONTROL VALVE
PPC VALVE
CYLINDER
BUCKET CYLINDER
BOOM CYLINDER
HYDRAULIC CYLINDER
WORK EQUIPMENT
ECSS SYSTEM
ECSS CIRCUIT - REMAINING PRESSURE REMOVAL
ECSS SOLENOID VALVE
ECSS CONTROL VALVE
COUNTERWEIGHT
FUEL TANK
CAB (ROPS)
MONITOR
MAIN MONITOR
MAINTENANCE MONITOR
AIR CONDITIONER
AIR CONDITIONER UNIT
CONDENSER
DRY RECIEVER
COMPRESSOR

MAINTENANCE STANDARD
TRANSMISSION, ENGINE MOUNT
TORQUE CONVERTER CHARGING PUMP
TORQUE CONVERTER
TRANSMISSION
FORWARD, REVERSE CLUTCH
1ST, 3RD CLUTCH
2nd, 4th CLUTCH
TRANSMISSION CONTROL VALVE
UPPER VALVE
LOWER VALVE
SOLENOID VALVE
ACCUMULATOR VALVE
DRIVE SHAFTS
DIFFERENTIAL
FINAL DRIVE
AXLE MOUNT
CENTER HINGE PIN
STEERING COLUMN
PRIORITY VALVE
MASTER CYLINDER
BRAKE
PARKING BRAKE
HYDRAULIC PUMP
MAIN CONTROL VALVE
2-SPOOL VALVE
3-SPOOL VALVE
PPC VALVE
HYDRAULIC CYLINDER
STEERING CYLINDER MOUNT
WORK EQUIPMENT LINKAGE
BUCKET
BUCKET POSITIONER AND KICK-OUT

OTHERS
ELECTRICAL WIRING DIAGRAM
TRANSMISSION CONTROL, PARKING BRAKE SYSTEM
MACHINE MONITOR SYSTEM

Engine 6D102E-1 series workshop service repair manual