Hitachi EX55UR-3 Excavator W-555E-00 (Preview)
EX55UR-3 (W)
SAFETY
RECOGNIZE SAFETY INFORMATION
UNDERSTAND SIGNAL WORDS
FOLLOW SAFETY INSTRUCTIONS
FOLLOW SAFETY INSTRUCTIONS
WEAR PROTECTIVE CLOTHING
PROTECT AGAINST NOISE
USE HANDHOLDS AND STEPS
ADJUST THE OPERATOR’S SEAT
FASTEN YOUR SEAT BELT(IF EQUIPPED)
MOVE AND OPERATE MACHINE SAFELY
OPERATE ONLY FROM OPERATOR’S SEAT
JUMP STARTING
KEEP RIDERS OFF MACHINE
PROVIDE SIGNALS FOR FOBS INVOLVING MULTIPLE NUMBERS OF MACHINES
CONFIRM DIRECTION OF MACHINE TO BE DRIVEN
DRIVE MACHINE SAFELY
AVOID INJURY FROM ROLLAWAY ACCIDENTS
AVOID INJURY FROM BACK-OVER AND SWING ACCIDENTS
AVOID TIPPING
AVOID POWER LINES
OBJECT HANDLING
PROTECT AGAINST FLYING DEBRIS
PARK MACHINE SAFELY
HANDLE FLUIDS SAFELY －－－－AVOID FIRES
SAFETY TRANSPORTING
PRACTICE SAFE MAINTENANCE
WARN OTHERS OF SERVICE WORK
SUPPORT MACHINE PROPERLY
STAY CLEAR OF MOVING PARTS
PREVENT PARTS FROM FLYING
STORE ATTACHMENTS SAFELY
USE TOOLS PROPERLY
PREVENT BURNS
REPLACE RUBBER HOSES PERIODICALLY
AVOID HIGH-PRESSURE FLUIDS
PREVENT FIRES
EVACUATING IN CASE OF FIRE
BEWARE OF EXHAUST FUMES
AVOID HEATING NEAR PRESSURIZED FLUID LINES
AVOID APPLYING HEAT TO LINES CONTAINING FLAMMABLE FLUIDS
REMOVE PAINT BEFORE WELDING OR HEATING
PREVENT BATTERY EXPLOSIONS
SERVICE AIR CONDITIONING SYSTEM SAFELY
AVOID HARMFUL ASBESTOS DUST
HANDLE CHEMICAL PRODUCTS SAFELY
DISPOSE OF WASTE PROPERLY
BEFORE RETURNING THE MACHINE TO THE CUSTOMER
WORKSHOP MANUAL CONTENTS
SECTION 1 GENERAL INFORMATION
GROUP 1 PPRECAUTIONS FOR DISASSEMBLING AND ASSEMBLING
PRECAUTIONS FOR DISASSEMBLING AND ASSEMBLING
GROUP 2 TIGHTENING
TIGHTENING TORQUE SPECIFICATIONS
TORQUE CHART
PIPING JOINT
SECTION 2 UPPERSTRUCTURE
GROUP 1 CANOPY
REMOVE AND INSTALL CANOPY
GROUP 2 COUNTERWEIGHT
REMOVE AND INSTALL COUNTERWEIGHT
GROUP 3 PUMP DEVIVE
REMOVE AND INSTALL PUMP DEVICE
DISASSEMBLE PUMP DEVICE
ASSEMBLE PUMP DEVICE
MAINTENANCE STANDARDS
GROUP 4 CONTROL VALVE
REMOVE AND INSTALL CONTROL VALVE
DISASSEMBLE AND ASSEMBLE CONTROL VALVE
Control Valve (1)
Control Valve (2)-1
Control Valve (2)-2
Control Valve (3)-1
Control Valve (3)-2
Remove and Install Relief Valve and Make-Up Valve
Disassemble and Assemble Direct Acting Spool
Disassemble and Assemble Pilot Operated Spool
Disassemble Flow Combining Change Valve and Flow Combiner Valve
Assemble Flow Combining Change Valve and Flow Combiner Valve
Disassemble and Assemble Boom Anti-Drift Valve
Disassemble and Assemble Housing
GROUP 5 SWING DEVICE
REMOVE AND INSTALL SWING DEVICE
DISASSEMBLE SWING REDUCTION GEAR
ASSEMBLE SWING REDUCTION GEAR
DISASSEMBLE SWING MOTOR
ASSEMBLE SWING MOTOR
MAINTENANCE STANDARDS
GROUP 6 PILOT VALVE
REMOVE AND INSTALL PILOT VALVE
DISASSEMBLE FRONT PILOT VALVE
ASSEMBLE FRONT PILOT VALVE
DISASSEMBLE OFFSET PILOT VALVE
ASSEMBLE OFFSET PILOT VALVE
GROUP 7 2-SPOOL SOLENOID VALVE
REMOVE AND INSTALL 2-SPOOL SOLENOID VALVE
DISASSEMBLE 2-SPOOL SOLENOID VALVE
ASSEMBLE 2-SPOOL SOLENOID VALVE
GROUP 8 SOLENOID VALVE
REMOVE AND INSTALL SOLENOID VALVE UNIT
DISASSEMBLE AND ASSEMBLE SOLENOID VALVE UNIT
DISASSEMBLE AND ASSEMBLE PRO-PORTIONAL SOLENOID VALVE
SECTION 3 UNDERCARRIAGE
GROUP 1 SWING BEARING
REMOVE AND INSTALL SWING BEARING
GROUP 2 TRAVEL DEVICE
REMOVE AND INSTALL TRAVEL DEVICE
DISASSEMBLE TRAVEL DEVICE
ASSEMBLE TRAVEL DEVICE
MAINTENANCESTANDARDS
GROUP 3 CENTER JOINT
REMOVE AND INSTALL CENTER JOINT
DISASSEMBLE CENTER JOINT
ASSEMBLE CENTER JOINT
GROUP 4 TRACK ADJUSTER
REMOVE AND INSTALL TRACK ADJUSTER
GROUP 5 FRONT IDLER
REMOVE AND INSTALL FRONT IDLER
MAINTENANCE STANDARDS
GROUP 6 UPPER AND LOWER ROLLER
REMOVE AND INSTALL UPPER ROLLER
REMOVE AND INSTALL LOWER ROLLER
MAINTENANCE STANDARDS
GROUP 7 TRACK
REMOVE AND INSTALL RUBBER CRAWLER
MAINTENANCE STANDARD
SECTION 4 FRONT ATTACHMENT
GROUP 1 FRONT ATTACHMENT
REMOVE AND INSTALL FRONT ATTACHMENT
MAINTENANCE STANDARDS
GROUP 2 CYLINDER
REMOVE AND INSTALL CYLINDERS
Remove Bucket Cylinder
Install Bucket Cylinder
Remove Arm Cylinder
Install Arm Cylinder
Remove Offset Cylinder
Install Offset Cylinder
Remove Boom Cylinder
Install Boom Cylinder
DISASSEMBLE CYLINDERS
Boom Cylinder
Disassemble Boom Cylinder
Arm Cylinder
Disassemble Arm Cylinder
Bucket Cylinder and Offset Cylinder
Disassemble Bucket Cylinder and Offset Cylinder
Blade Cylinder
Disassemble Blade Cylinder
ASSEMBLE CYLINDERS
Boom Cylinder
Assemble Boom Cylinder
Arm Cylinder
Assemble Arm Cylinder
Bucket Cylinder and Offset Cylinder
Assemble Bucket Cylinder and Offset Cylinder
Blade Cylinder
Assemble Blade Cylinder
MAINTENANCE STANDARDS
SECTION 5 ENGINE
SECTION 1 GENERAL INFORMATION
GENERAL REPAIR INSTRUCTIONS
NOTES ON THE FORMAT OF THIS MANUAL
APPEARANCE
MAIN DATE AND SPECIFICATIONS
TIGHTENING TORQUE SPECIFICATIONS
ANGULAR NUT AND BOLT TIGHTENING METHOD
TIGHTENING TORQUE ON MAJOR COMPONENTS
COOLING FAN AND WATER PUMP
CYLINDER HEAD AND CYLINDER HEAD COVER
CYLINDER BLOCK AND OTHER COMPONENTS (1)
CYLINDER BLOCK AND OTHER COMPONENTS (2)
CYLINDER BLOCK AND OTHER COMPONENTS (3)
TURBOCHARGER
GASKET LOCATION
LOCATIONS WHERE GASKETS ARE USED
LOCATIONS WHERE SEALANT IS APPLIED
MAINTENANCE
VALVE CLEARANCE AND ADJUSTMENT
LUBRUCATIN SYSTEM
COOLING SYSTEM
INJECTION TIMING
COMPRESSION PRESSURE MEASUREMENT
FUEL SYSTEM
RECOMMENDED LUBRICATING OIL
ENGINE OIL VISCOSITY CHART
SECTION 2 ENGINE
DISASSEMBLY
EXTERNAL PARTS (LEFT-HAND SIDE)
EXTERNAL PARTS (HIGH-HAND SIDE)
INTERNAL PARTS
INSPECTION AND REPAIR
CYLINDER BLOCK
CYLINDER HEAD
VALVE,VALVE SEAT INSERT AND VALVE SEAL
VALVE SPRING
TAPPET (CAM FOLLOWER OR VALVE LIFTER) AND PUSH ROD
CAM SHAFT
ROCKER ARM SHAFT AND ROCKER ARM
PISTON. PISTON PIN AND PISTON RING
CONNECTING ROD AND CONNECTING ROD BEARING
CRANKSHAFT AND CRANKSHAFT BEARING
REASSEMBLY
CYLINDER HEAD ASSEMBLY
PISTON AND CONNECTING ROD
INTERNAL PARTS
EXTERNAL PARTS (RIGHT-HAND SIDE)
EXTERNAL PARTS (LEFT-HAND SIDE)
SECTION 3 LUBRICATINGS SYSTEM
LUBRICATING OIL CIRCUITION DIAGRAM
OIL PUMP
SECTION 4 COOLING SYSTEM
COOLING WATER CIRCUITION SYSTEM DIAGRAM
WATER PUMP
THERMOSTAT
SECTION 5 FUEL SYSTEM
FUEL CIRCULATION SYSTEM DIAGRAM
GOVERNOR
STRUCTURAL DRAWIMG OF GOVERNOR (1)
STRUCTURAL DRAWIMG OF GOVERNOR (2)
REASSEMBLY OF CONTROL LEVER RELATED PARTS
REASSEMBLY OF SHIFTER
REASSEMBLY OF GOVERNOR COVER
REASSEMBLY OF FULL-LOAD STOPPER
REASSEMBLY OF GOVERNOR LEVER RELATED COMPONENTS
NOZZLE HOLDER ASSEMBLY
SECTION 6 TROUBLESHOOTING
ENGINE DOES NOT START
UNSTABLE ENGINE ROTATION
INSUFFICIENT OUTPUT
OVERHEAT
ABNORMAL EXHAUST GAS
OVER-DISCHARGE OF BATTERY
OIL PRESSURE TOO LOW
OIL CONSUMPTION TOO MUCH
ENGINE KNOCKING
SECTION 7 SPECIAL TOOLS
SECTION 8 CONVERSION TABLE
LENGTH
AREA
VOLUME
MASS
PRESSURE
TORQUE
TEMPERATURE
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