Pages from W1J7E00 – Hitachi ZAXIS 650LC-3, 670LCH-3 Hydraulic Excavator Workshop Manual
Complete workshop & service manual with electrical wiring diagrams for Hitachi ZAXIS 600, 650LC-3, 670LCH-3 Hydraulic Excavator. It’s the same service manual used by dealers that guaranteed to be fully functional and intact without any missing page.
This Hitachi ZAXIS 600, 650LC-3, 670LCH-3 Hydraulic Excavator service & repair manual (including maintenance, overhaul, disassembling & assembling, adjustment, tune-up, operation, inspecting, diagnostic & troubleshooting…) is divided into different sections. Each section covers a specific component or system with detailed illustrations. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. The printer-ready PDF documents work like a charm on all kinds of devices.
FILELIST:
TO1J7E00 – Hitachi ZAXIS 650LC-3, 670LCH-3 Hydraulic Excavator Technical Manual (Operational Principle).pdf
TT1J7E00 – Hitachi ZAXIS 650LC-3, 670LCH-3 Hydraulic Excavator Technical Manual (Troubleshooting).pdf
W1J7E00 – Hitachi ZAXIS 650LC-3, 670LCH-3 Hydraulic Excavator Workshop Manual.pdf
Hitachi ZAXIS 600 Service Manual
EM1J711 – Hitachi ZAXIS 650LC-3, 670LCH-3 Hydraulic Excavator Operator’s Manual.pdf
EM1J712 – Hitachi ZAXIS 650LC-3, 670LCH-3 Hydraulic Excavator Operator’s Manual.pdf
PI7P12 – Hitachi ZAXIS 600, 600LC, 650H, 650LCH Excavator Parts Catalog.pdf
EXCERPT:
SECTION 1 GENERAL INFORMATION
Group 1 Precautions for disassembling and Assembling
Group 2 Tightening Torque
Group 3 Painting
Group 4 Bleeding Air from Hydraulic Oil Tank
SECTION 2 UPPERSTRUCTURE
Group 1 Cab
Group 2 Counterweight
Group 3 Main Frame
Group 4 Pump Device
Group 5 Control Valve
Group 6 Swing Device
Group 7 Pilot Valve
Group 8 Pilot Shut-Off Solenoid Valve
Group 9 Solenoid Valve
Group 10 Signal Control Valve
Group 11 Shockless Valve
Group 12 Fan Valve
Group 13 Fan Motor
Group 14 Engine
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 FRONT ATTACHMENT
Group 1 Front Attachment
Group 2 Cylinder
TECHNICAL MANUAL (Operational Principle)
SECTION 1 GENERAL
Group 1 Specification
Group 2 Component Layout
Group 3 Component Specifications
SECTION 2 SYSTEM
Group 1 Controller
Group 2 Control System
Group 3 ECM System
Group 4 Hydraulic System
Group 5 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 Signal Control Valve
Group 7 Others (Upperstructure)
Group 8 Others (Undercarriage)
TECHNICAL MANUAL (Troubleshooting)
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 Unit
Group 3 Dr. ZX
Group 4 ICF
Group 5 Component Layout
Group 6 Troubleshooting A
Group 7 Troubleshooting B
Group 8 Electrical System Inspection
…
UPPERSTRUCTURE / Engine
REMOVE AND INSTALL ENGINE
CAUTION: Release any pressure in the hydraulic oil tank before doing any work.
(Refer to BLEED AIR FROM HYDRAULIC OIL TANK on W1-4.) Remove the grounding wire from the battery.
Removal
1. Drain off coolant (60 L, 16 US gal.) from the radiator.
IMPORTANT: Insert the protection seat between muffler cover (1) and engine cover (2).
2. Open and lock engine cover (2). Remove lock pins (6) (3 used) and washers (5) (3 used) from stay (4) and cylinders (3) (2 used). Lay down engine cover (2) to the muffler cover (1) side.
CAUTION: Engine cover (2) weight: 59 kg (130 lb)
3. Remove bolts (8) (8 used) from hinges (9) (4 used). Attach a nylon sling to engine cover (2).
Hoist and remove engine cover (2). : 17 mm
CAUTION: Muffler cover (1) weight: 35 kg (77 lb)
4. Remove bolts (10) (9 used) from muffler cover (1).
Attach a nylon sling to muffler cover (1). Hoist and remove muffler cover (1). : 19 mm
…