Description

Hyundai R80CR-9A Crawler Excavator Service Repair Manual

Crawler Excavator Model: R80CR-9A
Language: English
Format: PDF

• Hyundai R80CR-9A Crawler Excavator Service Repair Manual – 468 Pages
• Hyundai R80CR-9A Crawler Excavator Operators Manual – 270 Pages

Table of Content

FOREWORD
GENERAL
1. Safety hints
2. Specifications
STRUCTURE AND FUNCTION
1. Pump device
2. Main control valve
3. Swing device
4. Travel motor
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. Monitoring system
3. Electric circuit
4. Electrical component specification
5. Connectors
6. Fault codes
TROUBLESHOOTING
1. Before troubleshooting
2. Hydraulic and mechanical system
3. Electrical system
MAINTENANCE STANDARD
1. Operational performance test
2. Major component
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 cylinders
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
This Hyundai R80CR-9A manual has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to full effect at every opportunity.
This service manual mainly contains the necessary technical information for operations performed in a service workshop.