CRAWLER EXCAVATOR R290LC-9


  FOREWORD

CONTENTS

  SECTION 1
GENERAL
Group 1 Safety Hints
Group 2 Specifications
  SECTION 2
STRUCTUREND FUNCTION
Group 1 Pump Device
Group 2 Main Control Valve(up to #0162)
Group 2 Main Control Valve(#0163 and up)
Group 3 Swing Device
Group 4 Travel Device(up to #0306)
Group 4 Travel Device(#0307 and up)
Group 5 RCV Lever
Group 6 RCV Pedal
  SECTION 3
HYDRAULIC SYSTEM
Group 1 Hydraulic Circuit
Group 2 Main Circuit
Group 3 Pilot Circuit
Group 4 Single Operation
Group 5 Combined Operation
  SECTION 4
ELECTRICAL SYSTEM
Group 1 Component Location
Group 2 Electrical Circuit
Group 3 Electrical Component Specification
Group 4 Connectors
  SECTION 5
MECHATRONICS SYSTEM
Group 1 Outline
Group 2 Mode selection System
Group 3 Automatic Deceleration System
Group 4 Power Boost System
Group 5 Travel Speed Control System
Group 6 Automatic Warming Up System
Group 7 Engine Overheat Prevention System
Group 8 Variable Power Control System
Group 9 Attachment Flow Control System
Group 10 Anti-Restart System
Group 11 Self-Diagnostic System
Group 12 Engine Control System
Group 13 EPPR Valve
Group 14 Monitoring System
Group 15 Fuel warmer System
  SECTION 6
  TROUBLESHOOTING
Group 1 Before troubleshooting
Group 2 Hydraulic and Mechanical System
Group 3 Electrical System
Group 4 Mechatronics System
  SECTION 7
  MAINTENANCE STANDARD
Group 1 Operational Performance Test
Group 2 Major Components
Group 3 Track and Work Equipment
  SECTION 8
  DISASSEMBLY AND ASSEMBLY
Group 1 Precaution
Group 2 Tightening Torque
Group 3 Pump Device
Group 4 Main Control Valve
Group 5 Swing Device
Group 6 Travel Device(up to #0306)
Group 6 Travel Device(#0307 and up)
Group 7 RCV Lever
Group 8 Turning Joint
Group 9 Boom, Arm and Bucket Cylinder
Group 10 Undercarriage
Group 11 Work Equipment
  SECTION 9
  COMPONENT MOUNTING TORQUE
Group 1 Introduction guide
Group 2 Engine system
Group 3 Electric system
Group 4 Hydraulic system
Group 5 Undercarriage
Group 6 Structure
Group 7

 

Work equipment