Hitachi EX300-3C - Service Manual / Repair Manual - Wiring Diagrams

HITACHI EX300-3C - WORKSHOP, SERVICE, REPAIR MANUAL - WIRING DIAGRAMS

- English Service Manual and Wiring Diagrams, for Hitachi EX300-3C.
 

CONTENTS:

- INTRODUCTION
- SAFETY
- CONTENTS
- SECTION 01 GENERAL INFORMATION
- CONTENTS
- Group 01 PRECAUTIONS FOR DISASSEMBLING AND ASSEMBLING
- Precautions For Disassembling And Assembling
- Group 02 TIGHTENING
- Specified Torque Specifications
- Torque Chart
- Piping Joint
- SECTION 02 UPPERSTRUCTURE
- CONTENTS
- Group 01 CAB
- Remove And Install Cab
- Dimensions Of The Cab Glass
- Group 02 COUNTERWEIGHT
- Remove And Install Counterweight
- Group 03 MAIN FRAME
- Remove And Install Main Frame
- Group 04 PUMP DEVICE
- Remove And Install Pump Device
- Disassemble And Assemble Pump Device
- Disassemble And Assemble Main Pump
- Disassemble And Assemble Regulator
- Disassemble And Assemble Pilot Pump
- Maintenance Standard
- Group 05 CONTROL VALVE
- Remove And Install Control Valve
- Construction Of Control Valve
- Disassemble Control Valve
- Assemble Control Valve
- Group 06 SWING DEIVCE
- Remove And Install Swing Device
- Disassemble Swing Reduction Gears
- Assemble Swing Reduction Gears
- Remove And Install Swing Motor
- Disassemble Swing Motor
- Assemble Swing Motor
- Disassemble Parking Brake Release Valve
- Assemble Parking Brake Release Valve
- Maintenance Standard
- Group 07 PILOT VALVE
- Remove And Install Left Pilot Valve
- Remove And Install Right Pilot Valve
- Disassemble Right And Left Pilot Valve
- Disassemble Right And Left Pilot Valve
- Remove And Install Travel Pilot Valve
- Disassemble Travel Pilot Valve
- Assemble Travel Pilot Valve
- Group 08 PILOT SHUT-OFF VALVE
- Remove And Install Pilot Shut-Off Valve
- Disassemble Pilot Shut-Off Valve
- Assemble Pilot Shut-Off Valve
- Group 09 SHOCKLESS VALVE
- Remove And Install Shockless Valve
- Disassemble And Assemble Shockless Valve
- Group 10 ACCUMULATOR
- Remove And Install Accumulator
- Group 11 SOLENOID VALVE
- Remove And Install Solenoid Valve
- Solenoid Valve 1
- Disassemble Proportional Solenoid Valve
- Assemble Proportional Solenoid Valve
- Disassemble Relief Valve
- Assemble Relief Valve
- Disassemble And Assemble Solenoid Valve 3
- SECTION 03 UNDERCARRIAGE
- CONTENTS
- Group 01 SWING BEARING
- Remove And Install Swing Bearing
- Disassemble Swing Bearing
- Assemble Swing Bearing
- Group 02 TRAVEL DEVICE
- Remove And Install Travel Device
- Disassemble Travel Device
- Assemble Travel Device
- Disassemble Travel Motor
- Assemble Travel Motor
- Disassemble Brake Valve
- Assemble Brake Valve
- Maintenance Standard
- Group 03 CENTER JOINT
- Remove And Install Center Joint
- Disassemble Center Joint
- Assemble Center Joint
- Maintenance Standard
- Group 04 TRACK ADJUSTER
- Remove And Install Track Adjuster
- Disassemble Track Adjuster
- Assemble Track Adjuster
- Group 05 FRONT IDLER
- Remove And Install Front Idler
- Disassemble Front Idler
- Assemble Front Idler
- Maintenance Standard
- Group 06 UPPER AND LOWER ROLLER
- Remove And Install Upper Roller
- Remove And Install Lower Roller
- Disassemble Upper Roller
- Assemble Upper Roller
- Disassemble Lower Roller
- Assemble Lower Roller
- Maintenance Standard
- Group 07 TRACK LINK
- Remove And Install Track Link
- Maintenance Standard
- SECTION 04 FRONT ATTACHMENT
- CONTENTS
- Group 01 FRONT ATTACHMENT
- Remove And Install Front Attachment
- Maintenance Standard
- Group 02 CYLINDER
- Remove And Install Cylinder
- Disassemble Cylinder
- Assemble Cylinder
- Maintenance Standard
- SECTION 05 ENGINE AND ACCESSORIES
- CONTENTS
- GENERAL INFORMATION
- Contents
- General Servicing Precautions
- Notes On The Format Of This Manual
- About Angular Tightening
- Main Data And Specifications
- Performance Curves
- External View
- Tightening Torque Specifications
- Tightening Torque For Main Parts
- Model And Identification Serial Numbers
- MAINTENANCE
- Contents
- Lubricating System
- Fuel System
- Cooling System
- Valve Clearance Adjustment
- Fuel Injection Timing
- Recommended Lubricating Oil
- Cylinder Compression Pressure
- Engine Repair Kit
- ENGINE I (DISASSEMLY)
- Contents
- External View
- Disassembly 1
- Disassembly 2
- Disassembly 3
- Cylinder Head Asm Disassembly
- Rocker Arm Shaft Asm Disassembly
- Piston And Connecting Rod Disassembly
- ENGINE II (INSPECTION AND REPAIR)
- Cylinder Head
- Valve Guides
- Valve Seat Insert
- Valve Springs
- Rocker Arm Shaft, Rocker Arm
- Camshaft
- Cylinder Block, Cylinder Liner
- Pistons
- Piston Ring
- Piston Pins
- Connecting Rods
- Crankshaft
- Crankshaft Bearings
- Front Cover Oil Seal
- Crankshaft Rear Oil Seal
- ENGINE III (ASSEMLY)
- Contents
- Rocker Arm Shaft Assembly
- Cylinder Head Assembly
- Piston An Connecting Rod Assembly
- Assembly 1
- Assembly 2
- Assembly 3
- Timing Gear Train Diagram
- LUBRICATION SYSTEM
- Contents
- Introduction
- Oil Pump
- Oil Filter
- Oil Cooler
- COOLING SYSTEM
- Contents
- Introduction
- Water Pump
- Thermostat
- FUEL SYSTEM
- Contents
- Introduction
- Nozzle Holder Assembly
- TURBOCHARGER
- Contents
- Inspection And Repair
- ENGINE ELECTRICAL
- Contents
- (Starter)
- MAIN DATA AND SPECIFICATIONS
- SECTIONAL DIAGRAM
- OUTPUT CHARACTERISTICS
- DISASSEMBLY
- INSPECTION AND REPAIR
- ASSEMBLY
- (Alternator)
- MAIN DATA AND SPECIFICATIONS
- SECTIONAL DIAGRAM
- PERFORMANCE CHARACTERISTICS
- CIRCUIT DIAGRAM
- DISASSEMBLY
- INSPECTION AND REPAIR
- ASSEMBLY
- TROUBLESHOOTING
- Contents
- Starting Difficulties
- 1. Starter doesn't Turn
- 2. Starter turns, but Engine doesn't Turn Over
- 3. The Engine Turns and Fuel Reaches the Injection Pump, but it doesn't Start
- 4. The Engine Turns, but doesn't Turn
- 5. Fuel isn't Supplies to the Injection pump
- Unstable Idling Rpm
- Lack Of Power
- Excessive Fuel Consumption
- Excessive Oil Consumption
- Overheating
- White Smoke In Exhaust
- Black Smoke In Exhaust
- Low Oil Pressure
- Engine Sounds
- 1. KNOCKING
- 2. GAS LEAK SOUNDS
- 3. CONTINUING SOUNDS
- 4. CLANKING SOUNDS
- SPECIAL TOOLS
- Contents
- Special Tools List
- REPAIR STANDARDS
- General Rules
- Repair Stabndart