Service Repair Manual consists of the following two separate volumes:
1. Hitachi ZX27U-3, ZX30U-3, ZX35U-3 Hydraulic Excavator Technical Manual
2. Hitachi ZX27U-3, ZX30U-3, ZX35U-3 Hydraulic Excavator Workshop Manual
Original Factory Service Repair Manual for the Hitachi ZX27U-3, ZX30U-3, ZX35U-3 Hydraulic Excavator.
This manual is very detailed and contains all the official Hitachi manufacturer specifications, troubleshooting, repair instructions step by step with illustrations and wiring diagrams. Simple to complicated repairs can be completed effortlessly with the information provided. It is 100 percent complete and intact. The manual is specifically written for the DIY as well as the experienced mechanic.
Models Covered:
Hitachi ZX27U-3 Hydraulic Excavator
Hitachi ZX30U-3 Hydraulic Excavator
Hitachi ZX35U-3 Hydraulic Excavator
CONTENTS AS FOLLOWS:
Workshop Manual Contents:
SECTION 1 GENERAL
Group 1 Precautions for disassembling and Assembling
Group 2 Tightening
Group 3 Painting
Group 4 Bleeding Air from Hydraulic Oil Tank
Group 5 Floor-Tilting Device
SECTION 2 UPPERSTRUCTURE
Group 1 Canopy and Cab
Group 2 Counterweight
Group 3 Pump Device
Group 4 Control Valve
Group 5 Swing Device
Group 6 Pilot Valve
Group 7 Solenoid Valve
SECTION 3 UNDERCARRIAGE
Group 1 Swing Bearing
Group 2 Travel Device
Group 3 Center Joint
Group 4 Track Adjuster
Group 5 Front Idler
Group 6 Upper and Lower Roller
Group 7 Track
SECTION 4 ATTACHMENT
Group 1 Front Attachment
Group 2 Cylinder
Technical Manual Contents:
SECTION 1 GENERAL
Group 1 Specification
Group 2 Component Layout
Group 3 Component Specifications
SECTION 2 SYSTEM
Group 1 Control System
Group 2 Hydraulic System
Group 3 Electrical System
SECTION 3 COMPONENT OPERATION
Group 1 Pump Device
Group 2 Swing Device
Group 3 Control Valve
Group 4 Pilot Valve
Group 5 Travel Device
Group 6 Others (Upperstructure)
Group 7 Others (Undercarriage)
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 Troubleshooting A
Group 3 Troubleshooting B
Group 4 Troubleshooting C
Group 5 Electrical System Inspection
THE ATTACHED DIAGRAM LIST:
1. ZX27U-3 CLASS HYDRAURIC CIRCUIT DIAGRAM
ZX30U-3 CLASS/35U-3 CLASS HYDRAURIC CIRCUIT DIAGRAM
2. ZX27U-3 ELECTRICAL CIRCUIT DIAGRAM (Standard)
ZX30U-3/35U-3 ELECTRICAL CIRCUIT DIAGRAM (Standard)
3. ZX27U-3F ELECTRICAL CIRCUIT DIAGRAM (Standard)
ZX30U-3F/35U-3F ELECTRICAL CIRCUIT DIAGRAM (Standard)
4. ZX27U-3 CLASS/30U-3 CLASS/35U-3 CLASS/40U-3 CLASS/50U-3 CLASS
ELECTRICAL CIRCUIT DIAGRAM (Optional)
5. ZX27U-3 MAIN HARNESS
ZX30U-3/35U-3 MAIN HARNESS
6. ZX27U-3F MAIN HARNESS
ZX30U-3F/35U-3F MAIN HARNESS
7. ZX27U-3 ENGINE HARNESS
ZX30U-3/35U-3 ENGINE HARNESS
8. ZX27U-3F ENGINE HARNESS
ZX30U-3F/35U-3F ENGINE HARNESS
9. ZX27U-3 FLOOR HARNESS
ZX30U-3/35U-3/40U-3/50U-3 FLOOR HARNESS
10. ZX27U-3F FLOOR HARNESS
ZX30U-3F/35U-3F/40U-3F/50U-3F FLOOR HARNESS
11. ZX27U-3 CLASS/30U-3 CLASS/35U-3 CLASS/40U-3 CLASS/50U-3 CLASS
KEY SWITCH HARNESS
ZX27U-3 CLASS/30U-3 CLASS/35U-3 CLASS BOOM LIGHT HARNESS
12. ZX27U-3 CLASS BATTERY HARNESS (+)
ZX27U-3 CLASS BATTERY HARNESS (-)
13. ZX30U-3 CLASS/35U-3 CLASS BATTERY HARNESS (+)
ZX30U-3 CLASS/35U-3 CLASS BATTERY HARNESS(-)
14. ZX27U-3 CLASS/30U-3 CLASS/35U-3 CLASS/40U-3 CLASS/50U-3 CLASS
AIR CONDITIONER HARNESS (FLOOR) (Cab Version Only)
15. ZX27U-3 CLASS/30U-3 CLASS/35U-3 CLASS/40U-3 CLASS/50U-3 CLASS
AIR CONDITIONER HARNESS (SOLENOID VALVE) (Cab Version Only)
ZX27U-3 CLASS/30U-3 CLASS/35U-3 CLASS/40U-3 CLASS/50U-3 CLASS
AIR CONDITIONER HARNESS (COMPRESSOR) (Cab Version Only)
16. ZX27U-3 CLASS/30U-3 CLASS/35U-3 CLASS/40U-3 CLASS/50U-3 CLASS
MULTIFUNCTION LEVER HARNESS (Optional)
17. ZX27U-3 CLASS/30U-3 CLASS/35U-3 CLASS/40U-3 CLASS/50U-3 CLASS
TRAVEL ALARM HARNESS (FLOOR) (Optional)
ZX27U-3 CLASS/30U-3 CLASS/35U-3 CLASS/40U-3 CLASS/50U-3 CLASS
TRAVEL ALARM HARNESS (ALARM) (Optional)
18. ZX30U-3 CLASS/35U-3 CLASS
AUXILIARY FLOW SELECTOR VALVE HARNESS (SWITCH) (Optional)
ZX30U-3 CLASS/35U-3 CLASS
AUXILIARY FLOW SELECTOR VALVE HARNESS (SOLENOID VALVE) (Optional)
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Model Specification: Hitachi ZX27U-3, ZX30U-3, ZX35U-3 Hydraulic Excavator
Language: English
File Format: PDF
Requirements: Adobe PDF Reader & WinZip
Zoom In/Out: yes
Notes: Bookmarked, searchable, Fully printable, instant download
Compatible: All Versions of Windows & Mac, Linux OS, Iphone, Ipad, Smartphone, Android etc…
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