This Hyundai Crawler Excavator R320LC-3 Factory Service/Repair/Workshop Manual provides maintenance and repair procedures for the R320LC-3 model. It offers step-by-step instructions, detailed exploded pictures, and diagrams to assist in completing jobs correctly and efficiently. The manual covers all repair procedures and is suitable for both professional mechanics and DIY enthusiasts.
Service Repair Manual Covers:
SECTION 1
GENERAL
Group 1 Safety Hints
Group 2 Specifications
SECTION 2
STRUCTURE AND FUNCTION
Group 1 Pump Device
Group 2 Main Control Valve-1
Main Control Valve-2
Group 3 Swing Device
Group 4 Travel Device
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 Monitoring System
Group 4 Electrical Component Specification
Group 5 Connectors
SECTION 5
MECHATRONICS SYSTEM
Group 1 Outline
Group 2 Mode selection System
Group 3 Automatic Deceleration System
Group 4 Engine Speed Up/Down Function
Group 5 Power Boost System
Group 6 Engine Speed Sensing Function
Group 7 Battery Charge Warning Function
Group 8 Travel Control System
Group 9 Hydraulic Oil Temp Warning Function
Group 10 Automatic Warming Up Function
Group 11 Engine Overheat Prevention Function
Group 12 Self Diagnostic Display System
Group 13 Engine Control System
Group 14 EPPR Valve
Group 15 Prolix Switch
Group 16 Hyper Dat(Option)
SECTION 6
TROUBLESHOOTING
Group 1 Before Troubleshooting
Group 2 Hydraulic and Mechanical System
Group 3 Electrical System
Group 4 Mechatronics System
Group 5 Electrical System By HYPERDAT
Group 6 Mechatronics System By HYPERDAT
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
Group 7 RCV Lever
Group 8 Turning Joint
Group 9 Boom, Arm and Bucket Cylinder
Group 10 Undercarriage
Group 11 Work Equipment
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