ZX870-5G • 870LC-5G • 870H-5G • 870LCH-5G • 870LCR-5G HYDRAULIC EXCAVATOR TECHNICAL MANUAL TROUBLESHOOTING
HITACHI ZAXIS ZX
870-5G
870LC-5G
870H-5G
870LCH-5G
870LCR-5G
Hydraulic Excavator
Service Manual consists of the following separate Part No.
Technical Manual (Operational Principle) : Vol. No.TOJBE-EN
Technical Manual (Troubleshooting) : Vol. No.TTJBE-EN
Workshop Manual : Vol. No.WJBE-EN
The Attached Diagram List
The following diagrams are attached to this manual.
1. ZX870-5G • 870LC-5G • 870H-5G • 870LCH-5G • 870LCR-5G ELECTRICAL CIRCUIT DIAGRAM
ZX870-5G • 870LC-5G • 870H-5G • 870LCH-5G • 870LCR-5G CONNECTORS
2. ZX870-5G • 870LC-5G • 870H-5G • 870LCH-5G • 870LCR-5G CAB HARNESS
ZX870-5G • 870LC-5G • 870H-5G • 870LCH-5G • 870LCR-5G MAIN HARNESS
3. ZX870-5G • 870LC-5G • 870H-5G • 870LCH-5G • 870LCR-5G ENGINE HARNESS
ZX870-5G • 870LC-5G • 870H-5G • 870LCH-5G • 870LCR-5G OIL COOLER SUB HARNESS
4. ZX870-5G • 870LC-5G • 870H-5G • 870LCH-5G • 870LCR-5G CONTROL VALVE HARNESS
ZX870-5G • 870LC-5G • 870H-5G • 870LCH-5G • 870LCR-5G PUMP HARNESS
5. ZX870-5G • 870LC-5G • 870H-5G • 870LCH-5G • 870LCR-5G CAMERA HARNESS
ZX870-5G • 870LC-5G • 870H-5G • 870LCH-5G • 870LCR-5G FUSE BOX HARNESS
6. ZX870-5G • 870LC-5G • 870H-5G • 870LCH-5G • 870LCR-5G HYDRAULIC CIRCUIT DIAGRAM
7. AIR CONDITIONER CIRCUIT DIAGRAM
SECTION AND GROUP CONTENTS
SECTION 4 OPERATIONAL PERFORMANCE TEST
Group 1 Introduction
Group 2 Standard
Group 3 Engine Test
Group 4 Excavator Test
Group 5 Component Test
Group 6 Adjustment
SECTION 5 TROUBLESHOOTING
Group 1 Diagnosing Procedure
Group 2 Monitor
Group 3 e-Service
Group 4 Component Layout
Group 5 Troubleshooting A
Group 6 Troubleshooting B
Group 7 Air Conditioner
