Hitachi Wheeled Excavator Type Zaxis 170, 190: 170W-3, 190W-3 Workshop Service Manual
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These factory manuals for Hitachi Wheeled Excavator Type Zaxis 170 and 190 are essential resources for both professional mechanics and DIY enthusiasts. The manuals contain high-quality images, circuit diagrams, and detailed instructions to assist with the operation and repair of your truck. They are available in English and are designed to be printable and searchable for easy access.
The manuals cover the following models:
170W-3
190W-3
The set of manuals includes the following:
Performance Test Troubleshooting (148 Pages) - Contents:
Introduction
Diagnosing Procedure
Monitor Unit
Dr.ZX
ICF (Information Controller)
Component Layout
Operational Principle (483 Pages) - Component Layout, TO2 System, Group 1 Controller, Outline, Can: Controller Area Network (Network Provided for Machine), MC: Main Controller, ECM: Engine Control Module, ICF: Information Controller, Monitor Unit, Option Controller, Steering Column Monitor, Group 2 Control System, Outline, Engine Control, Pump Control, Valve Control, Other Controls, Option Controller Control, Electric and Hydraulic, Composite Circuit Control, Group 3 ECM System, Outline, Fuel Injection Control, Fuel Injection Amount Correction Control, Preheating Control, EGR (Exhaust Gas Recirculation) Control, Engine Stop Control, Group 4 Hydraulic System, Outline, Pilot Circuit, Service Brake Circuit, Steering Circuit, Main Circuit, Group 5 Electrical System, Outline, Main Circuit, Electric Power Circuit (Key Switch: OFF), Accessory Circuit, Starting Circuit (Key Switch: START), Charging Circuit (Key Switch: ON), Serge Voltage Prevention Circuit, Pilot Shut-Off Circuit (Key Switch: ON), Security Lock Circuit, Engine Stop Circuit (Key Switch: OFF), Security Horn Circuit, Wiper/Washer Circuit, Light Circuit, SECTION 3. COMPONENT OPERATION, Group 1 Pump Device, Outline, Main Pump, Regulator, Solenoid Valve, Pilot Pump, Steering Pump, Pump Delivery Pressure Sensor, Pump Control Pressure Sensor, Group 2 Swing Device, Outline, Swing Reduction Gear, Swing Motor, Swing Parking Brake, Valve Unit, Combination Valve, Group 3 Control Valve, Outline, Hydraulic Circuit, Main Relief Valve, Overload Relief Valve, Anti-Drift Valve, Regenerative Valve, Flow Rate Control Valve, Bypass Shut-Out Valve, Auxiliary Flow Combiner Valve, Group 4 Pilot Valve, Outline, Operation, Group 5 Electric Lever, Outline, Operation, Group 6 Transmission, Outline, Transmission, Shift Interlock Control, Shock Reducing Function, Disconnect Device, Group 7 Axle, Front Axle, Differential Gear, Reduction Gear, Steering Cylinder, Rear Axle, Group 8 Travel Motor, Outline, Rotor Section, Regulator, Overload Relief Valve, Travel Brake Valve, Group 9 Signal Control Valve, Outline, Pilot Port, Shuttle Valve, Shockless Valve, Pump 1 and Pump 2 Flow Rate Control Valves, Bucket Flow Rate Control Valve, Control Spool, Swing Parking Brake Release Spool, Group 10 Steering Valve, Outline, Steering Valve, Operation, Overload Relief Valve, Make-Up Valve, Priority Valve, Operation, Relief Valve, Group 11 Brake Valve, Outline, Operation, Group 12 Others (Upperstructure, Pilot Shut-Off Solenoid Valve, Transmission Changeover Solenoid Valve, Solenoid Valve, Travel Shockless Valve, Accumulator Charging Valve, Hose Rupture Valve, Accumulator, Pilot Relief Valve, Group 13 Others (Undercarriage), Swing Bearing, Center Joint, Slip Ring, Cylinder
These manuals provide comprehensive coverage of the operational principles, control systems, hydraulic systems, electrical systems, component operations, and other essential aspects of Hitachi Wheeled Excavator Type Zaxis 170 and 190. They are indispensable resources for anyone involved in the maintenance and repair of these machines.
