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 FOREWORD

 

 GENERAL

   1. Safety hints

   2. Specifications

 

 STRUCTURE AND FUNCTION

   1. Pump device

   2. Main control valve

   3. Swing device

   4. Travel device

   5. RCV Lever

   6. RCV Pedal

 

 HYDRAULIC SYSTEM

   1. Hydraulic circuit

   2. Main circuit

   3. Pilot circuit

   4. Single operation

   5. Combined operation

 

 ELECTRICAL SYSTEM

   1. Component location

   2. Electrical circuit

   3. Electrical component specification

   4. Connectors

 

 MECHATRONICS SYSTEM

   1. Outline

   2. Mode selection system

   3. Power boost system

   4. Travel speed control system

   5. Automatic warming up function

   6. Engine overheat prevention function

   7. Anti-Restart system

   8. Self-diagnostic system

   9. Engine control system

 

 

  10. EPPR valve

  11. Pump prolix

  12. Monitoring system

 

 TROUBLESHOOTING

   1. Before troubleshootin

   2. Hydraulic and mechanical system

   3. Electrical system

   4. Mechatronics system

  

 MAINTENANCE STANDARD

   1. Operational performance test

   2. Major components

   3. Track and work equipment

 

 DISASSEMBLY AND ASSEMBLY

   1. Precaution

   2. Tightening torque

   3. Pump device

   4. Main control valve

   5. Swing device

   6. Travel device

   7. RCV lever

   8. Turning joint

   9. Boom, arm and bucket cylinder

  10. Undercarriage

  11. Work equipment

 

 COMPONENT MOUNTING TORQUE

   1. Introduction guide

   2. Engine system

   3. Electric system

   4. Hydraulic system

   5. Undercarriage

   6. Structure

   7. Work equipment