Hyundai R450LC-3 Repair Manual [Crawler Excavator]

Factory Service Repair Manual For Hyundai R450LC-3. Step by step Instructions, illustrations, diagrams.

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Models

Hyundai R450LC-3 Crawler Excavator

Contents

FOREWORD
GENERAL
Safety Hints
Specifications
STRUCTURE AND FUNCTION
Pump Device
Mam Control Valve
Swing Device
Travel Device
RCV Lever
RCV Pedal
HYDRAULIC SYSTEM
Hydraulic Circuit
Mam Circuit
Pilot Circuit
Single Operation
Combined Operation
ELECTRICAL SYSTEM
Component Location
Electrical Circuit
Monitoring System
Electrical Component Specification
Connectors
Fuel Filter Pump
MECHATRONICS SYSTEM
Outline
Mode Selection System
Automatic Deceleration System
Cut-Off Function
Power Boost System
Heavy Lift System
Swing Control System
Group S Travel Control System
Arm Half Flow System
0 Automatic Warming Up Function
1 Engine Overheat Prevention Function
2 Self Diagnostic Display System
3 Engine Control System
4 EPPR(Electro Proportional Pressure Rejucing) Valve
TROUBLESHOOTING
Hydraulic and Mechanical System
Electrical System
Mechatronics System
Electrical System By Hyper DAT
Mechatronics System By Hyper DAT
MAINTENANCE STANDARD
Operational Performance Test
Major Components
Track and Work Equipment
DISASSEMBLY AND ASSEMBLY
Precaution
Tightening Torque
Pump Device
Mam Control Valve-1
Mam Control Valve-2
Swing Device
Travel Device
RCV Lever
Group S Turning Joint
Boom. Arm and Bucket Cylinder
0 Undercarriage
1 Work Equipment