Linkbelt 2800Q, 2800Q2, 3400Q, 3400Q2 Quantum Excavator Service Repair Manual

Table of Contents

1. SHOP MANUAL EXPLANATION

• Contents
• Safety
• Introduction
• Symbols Used
• Precautions
• Standard Torque Specifications
• Numerical Value Conversion Table

2. SPECIFICATIONS

• Major Equipment Specifications
  • Lower Mechanism
    • General View Lower
    • Travel Equipment
    • Idler Wheel
    • Upper Roller
    • Lower Roller
    • Recoil Spring
    • Shoe
  • Upper Mechanism
    • Swing Equipment
    • Swing Equipment (LR)
  • Engine
    • Engine
    • Radiator
    • Engine Control
    • Fuel Tank
  • Hydraulic Equipment
    • Hydraulic Pump
    • Sump Tank
    • Rotating Joint
    • Solenoid Valve
  • Controls
  • Remote Control Valve
  • Control Valve
  • By-pass Oil Filter
• Back Hoe Attachment
  • Cylinder
  • Cylinder (LR)
  • Cylinder (HBCV)
• Main Body Oils and Greases
  • Use of Fuel, Lubricants, Oil and Greases According to Temperature (2800,3400)
  • Expendables (2800,3400)
  • Lubrication for 2800 and Element Replacement
  • Lubrication for 3400 and Element Replacement
  • Replacement Interval for Hydraulic Oil and Filters When Using The Hydraulic Hammer

3. Performance

• Main Body Weight
  • Assembly Weights (2800)
  • Separate Parts Weight (2800)
  • Assembly Weights (3400)
  • Serarate Parts Weight (3400)
  • Assembly Weights (2800-LR)
  • Separate Parts Weight (2800-LR)
  • Assembly Weights (3400-LR)
  • Separate Parts Weight (3400-LR)
• New Machine Performance Check List
  • Performance Judgment Check List
  • Performance Measurement Form
  • New Machine Performance Check List
• Suspension Performance
  • Caution

4. Main Body Disassembly and Servicing Procedures

• Lower Mechanism
  • Travel Equipment
  • Drive Sprocket
  • Idler Wheel
  • Upper Roller
  • Lower Roller
  • Recoil Spring
  • Grease Cylinder
  • Track Shoe
  • Rotating Joint
• Upper Mechanism
  • Swing Equipment
  • Engine and Radiator
  • Hydraulic Pump
  • Control Valve
  • Remote Control Valve
  • Cab
• Attachment
  • Bucket Cylinder Cylinder
  • Boom Cylinder Cylinder
  • Arm Cylinder Cylinder
• Maintenance Standards
  • Drive Sprocket
  • Idler Wheel
  • Upper Roller (and slide plate)
  • Lower Roller
  • Track Shoe (grouser shoe)
  • Attachments
  • 2800 Maintenance Standard Values Table
  • 3400 Maintenance Standard Values Table
  • Gauge Table

5. Major Components Disassembly and Service Procedures

• Tightening Torque for Major Parts
• Idler Wheel
• Upper Roller
• Lower Roller
• Recoil Spring
• Rotating Joint

6. Major Hydraulic Component Dissassembly and Servicing Procedures

• Hydraulic Pump
  • Pump Handling
  • Pump Maintenance
  • Regulator Handling
  • Regulator Maintenance
• Travel Mechanism
  • Motor Assembly
  • S/A; Motor
  • S/A; Reduction Gear
• Swing Mechanism
  • Motor Assembly
  • S/A; Motor
  • S/A; Reduction Gear
• Control Valve
• Hydraulic Cylinder
  • Specifications, Structure
  • Operation Principal, Servicing Procedures
• Remote Control Valve
  • Operation
  • Travel
• Valve
  • Valve (8 Spool Solenoid Valve)
  • Valve ( Shuttle Valve)
  • Valve ( Cushion Valve)
  • Valve ( Stack Valve)