Komatsu Wheel Loader WA700-3L Avance service & repair manual

Description Komatsu Wheel Loader WA700-3L Avance service & repair manual

Komatsu Wheel Loader WA700-3L Avance pdf workshop service repair manual + operation & maintenance manual

Serial number A50001 and up

MANUAL CONTENT:
GENERAL
GENERAL ASSEMBLY DRAWING
SPECIFICATIONS
WEIGHT TABLE
LIST OF LUBRICANT AND WATER
REMARKS

STRUCTURE AND FUNCTION
POWER TRAIN SYSTEM
DAMPER
OPERATION
TORQUE CONVERTER AND TRANSMISSION
TRANSMISSION HYDRAULIC SYSTEM DIAGRAM
TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM
TORQUE CONVERTER AND TRANSMISSION PIPING
TORQUE CONVERTER AND PTO
TRANSMISSION
OPERATION OF CLUTCH
FORWARD 1ST
FORWARD 2ND
FORWARD 3RD
FORWARD 4TH
REVERSE 1ST
TRANSMISSION CONTROL VALVE
TRANSMISSION SOLENOID VALVE
UPPER VALVE
MAIN RELIEF VALVE
LOWER VALVE
MAIN RELIEF VALVE
PILOT REDUCING VALVE
TRANSMISSION SOLENOID VALVE
PRIORITY VALVE
MODULATING VALVE AND QUICK RETURN VALVE
REDUCING VALVE
QUICK FILL VALVE (FOR 2ND CLUTCH)
TORQUE CONVERTER RELIEF VALVE
LUBRICATING RELIEF VALVE
EMERGENCY MANUAL SPOOL
LUBRICATION BYPASS VALVE
HYDRAULIC CIRCUIT SCHEMATIC
FORWARD 1ST
TRANSFER
AXLE
FRONT AXLE
REAR AXLE
DIFFERENTIAL
FRONT DIFFERENTIAL
REAR DIFFERENTIAL
FINAL DRIVE
STEERING
STEERING PIPING DIAGRAM
STEERING AND SWITCH PUMP
STEERING UNIT (ORBIT-ROLL VALVE)
STEERING DEMAND VALVE
OVERLOAD RELIEF VALVE
MAIN RELIEF VALVE
OPERATION OF DEMAND VALVE
WHEN STEERING SPOOL IS OPERATED
OPERATION OF STEERING VALVE
TWO-WAY RESTRICTOR
STOP VALVE
DIVERTER VALVE
GROUND DRIVEN STEERING RELIEF VALVE
BRAKE
BRAKE PIPING
BRAKE CIRCUIT DIAGRAM
BRAKE VALVE
BRAKE VALVE (RIGHT)
BRAKE VALVE (LEFT)
CHARGE VALVE
ACCUMULATOR (FOR BRAKE)
SLACK ADJUSTER
BRAKE
PARKING BRAKE
PARKING BRAKE CALIPER
SPRING CYLINDER
PARKING BRAKE SOLENOID VALVE
HYDRAULIC
HYDRAULIC PIPING
HYDRAULIC CIRCUIT DIAGRAM
MAIN PISTON PUMP
PISTON PUMP (HPV90 + HPF90)
CONTROL PUMP (BAR025)
CONTROL PUMP RELIEF VALVE
ES VALVE (ENGINE SENSING VALVE)
SERVO VALVE
PRESSURE DIFFERENTIAL VALVE
PPC VALVE (PROPORTIONAL PRESSURE VALVE)
PPC RELIEF VALVE
ACCUMULATOR (FOR PPC VALVE)
MAIN CONTROL VALVE
WORK EQUIPMENT
WORK EQUIPMENT LUBRICATION
WORK EQUIPMENT LINKAGE
BUCKET POSITIONER AND BOOM KICK-OUT
BUCKET POSITIONER
BOOM KICK-OUT
PROXIMITY SWITCH - OPERATION
BOOM RAISE
BUCKET TILT
AIR CONDITIONER
AIR CONDITIONER PIPING
AIR CONDITIONER CONDENSER
AIR CONDITIONER COMPRESSOR
DRY RESERVOIR
MAIN MONITOR SYSTEM
MAIN MONITOR
MAIN MONITOR DISPLAY FUNCTION TABLE
MAIN MONITOR SWITCH FUNCTION
TROUBLE DATA DISPLAY MODE
MAINTENANCE MONITOR
MAINTENANCE MONITOR DISPLAY FUNCTION TABLE
AUTOMATIC TRANSMISSION SYSTEM (ATM)
SYSTEM STRUCTURE DIAGRAM
JOYSTICK
JOYSTICK TRANSMISSION SYSTEM
TRANSMISSION AND JOYSTICK CONTROLLER
ELECTRICAL
ENGINE STARTING CIRCUIT
ENGINE STOP CIRCUIT
AUTO PRIMING SYSTEM (APS)
APS CONTROLLER
APS ASSISTER
ELECTRICAL TRANSMISSION CONTROL
COMBINATION SWITCH
KICK-DOWN, HOLD SWITCH
KICK-DOWN ELECTRICAL CIRCUIT
PARKING BRAKE SWITCH
PARKING BRAKE VALVE
PARKING SAFETY RELAY
NEUTRALIZER RELAY
EMERGENCY BRAKE SWITCH
ELECTRICAL CIRCUIT DIAGRAM FOLDOUT

TESTING, ADJUSTING AND TROUBLESHOOTING
STANDARD VALUE TABLE
ENGINE TABLE - IN CHASSIS
CHASSIS TABLE
STANDARD VALUE TABLE FOR ELECTRICAL PARTS
SERVICE TOOLS
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
ADJUSTING PEDAL TRAVEL, POTENTIOMETER
ADJUSTING PEDAL MICRO SWITCH
TORQUE CONVERTER & TRANSMISSION PRESSURE
EMERGENCY MANUAL SPOOL
OPERATION
STEERING
STEERING OIL PRESSURE
MEASURING
STEERING STOPPER BOLT
JOYSTICK STEERING
JOYSTICK LEVER NEUTRAL DETECTION SWITCH
BRAKE
BRAKE OIL PRESSURE
TESTING
BRAKE DISC
MEASURING WEAR
BRAKE PERFORMANCE
MEASURING
PARKING BRAKE
TESTING
MEASURING PAD
MEASURING CLEARANCE
ACCUMULATOR CHARGE PRESSURE
TESTING
WORK EQUIPMENT
PPC RELIEF VALVE
MEASURING HYDRUALIC PRESSURE
ADJUSTING HYDRAULIC PRESSURE
HYDRAULIC PRESSURE
PISTON PUMP
BLEEDING AIR
LEVER LINKAGE
ADJUSTING
BUCKET POSITIONER
BOOM KICK-OUT
PROXIMITY SWITCH ACTUATION PILOT LAMP
LAMP (RED)
MAIN MONITOR (SPEEDOMETER MODULE)
ADJUSTMENT PROCEDURE
BLEEDING AIR
BLEEDING AIR FROM BRAKE SYSTEM
BLEEDING AIR FROM HYDRAULIC CYLINDERS
RELEASING REMAINING PRESSURE IN HYDRAULIC CIRCUIT
BLEEDING AIR FROM THE HYDRAULIC TANK
BLEEDING AIR FROM THE PISTON PUMP
BLEEDING AIR FROM THE HYDRAULIC CIRCUIT
TROUBLESHOOTING - GENERAL
ELECTRICAL CONNECTORS
TROUBLESHOOTING SYSTEMS OF
E MODE - ELECTRICAL SYSTEM
G MODE - ENGINE (ELECTRONIC GOVERNOR) CONTROLLER
AND APS CONTROLLER SYSTEM
H MODE - HYDRAULIC AND MECHANICAL SYSTEM
J MODE - JOYSTICK STEERING CONTROLLER SYSTEM
K MODE - MAINTENANCE MONITOR SYSTEM
M MODE - MAIN MONITOR SYSTEM
S MODE - ENGINE SYSTEM
T MODE - TRANSMISSION CONTROLLER SYSTEM
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
SKETCHES OF SPECIAL TOOLS
ENGINE
ALTERNATOR
CYLINDER HEAD
ENGINE FRONT SEAL
ENGINE OIL COOLER
ENGINE REAR SEAL
FUEL INJECTION PUMP
NOZZLE HOLDER
STARTING MOTOR
THERMOSTAT
TURBOCHARGER
WATER PUMP
HYDRAULIC OIL COOLER, RADIATOR, AFTERCOOLER
ENGINE, DAMPER
DAMPER
PTO
TORQUE CONVERTER, TRANSMISSION
TORQUE CONVERTER
TRANSMISSION
TRANSMISSION VALVE
TRANSMISSION CONTROL VALVE
LOWER VALVE
UPPER VALVE
MAIN RELIEF VALVE
TRANSFER
CENTER SUPPORT
DRIVE SHAFT
FRONT AXLE
FRONT DIFFERENTIAL
REAR AXLE
REAR DIFFERENTIAL
DIFFERENTIAL
FINAL DRIVE
ORBITROL STEERING VALVE
STEERING CYLINDER
STEERING DEMAND VALVE
BRAKE VALVE
BRAKE VALVE (RIGHT)
BRAKE VALVE (LEFT)
SLACK ADJUSTER
BRAKE
HYDRAULIC PUMP
PISTON PUMP
HYDRAULIC TANK
PPC VALVE
WORK EQUIPMENT CONTROL VALVE
DUMP CYLINDER
LIFT CYLINDER
STEERING, LIFT, DUMP CYLINDER
CENTER HINGE PIN
WORK EQUIPMENT
BULKHEAD
FLOOR FRAME
COUNTERWEIGHT
FUEL TANK
CAB
STOP VALVE
REMOVAL
INSTALLATION
ACCUMULATOR CHARGE VALVE
PARKING BRAKE SOLENOID VALVE AND PRESSURE SWITCH
DIVERTER VALVE
EMERGENCY STEERING PUMP
PARKING BRAKE
PARKING BRAKE CALIPERS
PARKING BRAKE PAD
REAR TIRE
AIR CONDITIONER COMPRESSOR
AIR CONDITIONER CONDENSER
AIR CONDITIONER RECEIVER TANK
AIR CONDITIONER UNIT
MAIN MONITOR
MAINTENANCE MONITOR
ENGINE, APS CONTROLLER

MAINTENANCE STANDARD
ENGINE AND TRANSMISSION MOUNT
DAMPER
TORQUE CONVERTER AND PTO
TRANSMISSION CLUTCH
TRANSMISSION GEAR
TRANSMISSION CONTROL VALVE
UPPER VALVE
RELIEF VALVE
LOWER VALVE
SOLENOID VALVE
TRANSFER
DRIVE SHAFT
CENTER SUPPORT
DIFFERENTIAL
FINAL DRIVE
AXLE MOUNT
CENTER HINGE PIN
STEERING COLUMN
STEERING DEMAND VALVE
DIVERTER VALVE
STEERING CYLINDER MOUNT
GROUND DRIVEN STEERING PUMP
BRAKE VALVE
LEFT
RIGHT
SLACK ADJUSTER
CONTROL PUMP
BRAKE
PARKING BRAKE
MAIN CONTROL VALVE
PPC VALVE
PPC RELIEF VALVE
HYDRAULIC CYLINDER
WORK EQUIPMENT LINKAGE
BUCKET POSITIONER
BOOM KICK-OUT

OTHERS
ELECTRICAL CIRCUIT DIAGRAM
CONNECTOR PIN ARRANGEMENT
ELECTRICAL CIRCUIT DIAGRAM FOR JOYSTICK STEERING SYSTEM

Engine SAA6D170E series workshop service repair manual