Hitachi Zaxis ZW370 4WD Wheel Loaders set of Service Manuals download

Illustrated factory set of Service Manuals for Hitachi Zaxis 4WD Loaders Models ZW370.

This manuals will assist you in diagnosing, repairing, troubleshooting, and operating for your 4wd loader or 4wd loader.
You can use a Windows, Mac, or Android device to view this manuals. You only need to have a PDF reader installed.

Covered Models:
   Zaxis ZW370

The manual comprises 4 documents, including the Workshop Manual, two Troubleshooting Manuals, and Operational Principle Manual

1. Workshop Manual (W97C5-E-02)
Format: PDF, 349 pages
Language: English
Table of Contents:
   Foreword
   Safety precautions
   Safety Symbols
      Symbols 00-2
      Weight of Main Components 00-3
      Bolt Tightening Torque 00-4
      Hose Band Tightening Torque 00-8
      Liquid Gasket and Screw Lock Agent 00-9
      Cautions Regarding Welding Repair Service 00-11
      Cautions Regarding Handling of Bearing 00-13
      Applying and Storing Articulation Stopper 00-15
      Deck 14-2
      Fuel Tank 14-4
      Hydraulic Tank 14-5
      Engine Room 14-8
      Cab 14-11
      Floor Board 14-13
      Boom 14-16
      Center Pin 14-19
      Partition Plate 14-25
      Linkage 15-2
      Linkage Pin Standard Clearance Values 15-3
      Center Pin 15-4
      Attachment Leveler 15-6
      Power Line 24-2
      Radiator 24-3
      Torque Converter Oil Cooler 24-8
      Engine 24-10
      Propeller Shaft 24-13
      Air Cleaner 24-15
      Muffler 24-17
      Fan 24-18
      Front Axle Assembly 24-20
      Floating Seal 24-34
      Internal Gear Hub 24-36
      Spider Assembly 24-41
      Special Tool 24-43
      Rear Axle Assembly 24-48
      Axle Support 24-53
      Differential Assembly 24-57
      Propeller Shaft Service Standard 25-2
      Axle and Differential Service Standard 25-3
      Torque Converter and Transmission Assembly 34-2
      Torque Converter Assembly 34-9
      Transmission Assembly 34-17
      Clutch Assembly 34-25
      Clutch Spider Assembly 34-37
      Reverse Clutch Spider 34-40
      1st Clutch Assembly 34-42
      High Clutch Assembly 34-46
      Control Valve Assembly 34-51
      Transmission Assembly 35-2
      Torque Converter Gear Pump 35-4
      Gear Train and Number of Teeth 35-6
      Clutch Oil Pressure 35-7
      Hydraulic Parts Removal and Installation Warning 44-2
      Hydraulic Parts Disassembly and Assembly Cautions 44-3
      Hydraulic Pump Assembly 44-4
      Hydraulic Cylinder 44-13
      Pilot Valve 44-26
      Multiple Control Valve 44-47
      Orbitrol® 44-54
      Steering Valve 44-64
      Stop Valve 44-69
      Fan Motor 44-73
      Hydraulic Cylinder 45-2
      Pilot Valve 45-4
      Steering Valve 45-6
      Unloader Valve 54-2
      Manifold Valve Assembly 54-8
      Accumulator 54-11
      Brake Valve 54-16
      Service Brake 54-24
      Parking Brake 54-26
      Parking Brake Piston 54-32
      Brake Valve 55-2
      Service Brake 55-4
      Air Conditioner 74-2
      Air Conditioner 75-2
   ZW370 General Information
      Symbols
      Weight of Main Components
      Bolt Tightening Torque
      Hose Band Tightening Torque
      Liquid Gasket and Screw Lock Agent
      Cautions Regarding Welding Repair Service
      Cautions Regarding Handling of Bearing
      Applying and Storing Articulation Stopper
   ZW370 Disassembly & Reassembly Chassis Group
      Deck
      Fuel Tank
      Hydraulic Tank
      Engine Room
      Cab
      Floor Board
      Boom
      Center Pin
      Partition Plate
   ZW370 Service Standard Chassis Group
      Linkage
      Linkage Pin Standard Clearance Values
      Center Pin
      Attachment Leveler
   ZW370 Disassembly & Reassembly Power Group
      Power Line
      Radiator
      Torque Converter Oil Cooler
      Engine
      Propeller Shaft
      Air Cleaner
      Muffler
      Fan
      Front Axle Assembly
      Floating Seal
      Internal Gear Hub
      Spider Assembly
      Special Tool
      Rear Axle Assembly
      Axle Support
      Differential Assembly
   ZW370 Service Standard Power Group
      Propeller Shaft Service Standard
      Axle and Differential Service Standard
   ZW370 Disassembly & Reassembly Torque Converter and Transmission Group
      Torque Converter and Transmission Assembly
      Torque Converter Assembly
      Transmission Assembly
      Clutch Assembly
      Clutch Spider Assembly
      Reverse Clutch Spider
      1st Clutch Assembly
      High Clutch Assembly
      Control Valve Assembly
   ZW370 Service Standard Torque Converter and Transmission Group
      Transmission Assembly
      Torque Converter Gear Pump
      Gear Train and Number of Teeth
      Clutch Oil Pressure
   ZW370 Disassembly & Reassembly Hydraulic Group
      Hydraulic Parts Removal and Installation Warning
      Hydraulic Parts Disassembly and Assembly Cautions
      Hydraulic Pump Assembly
      Hydraulic Cylinder
      Pilot Valve
      Multiple Control Valve
      Orbitrol®
      Steering Valve
      Stop Valve
      Fan Motor
   ZW370 Service Standard Hydraulic Group
      Hydraulic Cylinder
      Pilot Valve
      Steering Valve
   ZW370 Disassembly & Reassembly Brake Group
      Unloader Valve
      Manifold Valve Assembly
      Accumulator
      Brake Valve
      Service Brake
      Parking Brake
      Parking Brake Piston
   ZW370 Service Standard Brake Group
      Brake Valve
      Service Brake
   ZW370 Disassembly & Reassembly Operator Station Group
      Air Conditioner
   ZW370 Service Standard Operator Station Group
      Air Conditioner
   INDEX
      A
      B
      C
      D
      E
      F
      G
      H
      I
      L
      M
      N
      O
      P
      R
      S
      T
      U
      V
      W
   Maintenance Log
   Notes

2. Troubleshooting Manual (TT97C5-E-02)
Format: PDF, 113 pages
Language: English
Table of Contents:
   Troubleshooting
   01
      Error code (for chassis) 01-35
      Error code (for engine) 01-38
      Air conditioner 01-44
      Cautions Regarding Troubleshooting
      How to Use Quick Troubleshooting Table
      Safety Precautions
      Torque Converter and Transmission Group
      Hydraulic Group
      Brake Group
      Electrical Group
      Operator Station Group
      MEMO
   Measurement for Performance Check
   03
      Cautions on Safety 03-2
      Standard Measurement Values for Performance Check 03-3
      Preparation for Performance Check 03-6
      Engine 03-8
      Clutch Oil Pressure and Time Lag 03-12
      Hydraulic Cylinder 03-15
      Boom Cycle Time 03-17
      Full Steering Time 03-19
      Loading/Steering Circuit Relief Valve 03-21
      Stop Valve 03-32
      Fan Revolution 03-33
      Service Brake 03-34
      Parking Brake 03-35
      Brake Circuit Oil Pressure 03-36
      Accumulator Circuit Charging Time 03-41
      Number of Brake Pedal Applications 03-43
      Declutch Engagement 03-44
      Cautions on Safety
      Standard Measurement Values for Performance Check
      Preparation for Performance Check
      Engine
      Clutch Oil Pressure and Time Lag
      Hydraulic Cylinder
      Boom Cycle Time
      Full Steering Time
      Loading/Steering Circuit Relief Valve
      Stop Valve
      Fan Revolution
      Service Brake
      Parking Brake
      Brake Circuit Oil Pressure
      Accumulator Circuit Charging Time
      Number of Brake Pedal Applications
      Declutch Engagement
      MEMO

3. Troubleshooting Manual (TT97C5-E-00)
Format: PDF, 160 pages
Language: English
Table of Contents:
   Troubleshooting
      Cautions Regarding Troubleshooting
      How to Use Quick Troubleshooting Table
      Safety Precautions
      Torque Converter and Transmission Group
      Hydraulic Group
      Brake Group
      Electrical Group
      Operator Station Group
   Measurement for Performance Check
      Cautions on Safety
      Standard Measurement Values for Performance Check
      Preparation for Performance Check
      Engine
      Clutch Oil Pressure and Time Lag
      Hydraulic Cylinder
      Boom Cycle Time
      Full Steering Time
      Loading/Steering Circuit Relief Valve
      Stop Valve
      Fan Revolution
      Service Brake
      Parking Brake
      Brake Circuit Oil Pressure
      Accumulator Circuit Charging Time
      Number of Brake Pedal Applications
      Declutch Engagement
   Drawing and Diagrams
      Axle Assembly
      Torque Converter and Transmission
      Hydraulic and Brake Circuit
      Brake Circuit
      Electrical Wiring Diagram (S/N 9001~9048)
      Electrical Wiring Diagram (S/N 9049~9250)
      Electrical Wiring Diagram (S/N 9251~)
      Electrical Wiring Diagram
      Electrical wiring diagram abbreviation chart
      Electrical Connection Diagram (S/N 9001~9250)
      Electrical Connection Diagram (S/N 9251~)
      Electrical Wiring Diagram (CAB)
      Electrical Wiring Diagram (Cabin Air Conditioner)
      Electrical Circuit Diagram (Cabin Air Conditioner)
      Equipment Operation Table (Cabin Air Conditioner)
      Electrical Equipment Layout
      Electrical Equipment Layout (K-Lever)
      Outline of MODM (Machine Operation Diagnostic Module) Operation
      MODM: Input/Output Monitor - Input/Output Signal Correspondence Table
   Maintenance Log
   Notes

4. Operational Principle Manual (TO97C5-E-02)
Format: PDF, 593 pages
Language: English
Table of Contents:
   General Information
      How to Use Manual
      Outline
   Measurement for Performance Check
      Cautions on Safety
      Standard Measurement Values for Performance Check
   Function and Structure Chassis Group
      Front Chassis
      Rear Chassis
      Center Pin
   Check and Adjustment Chassis Group
      Linkage Pin
      Center Pin
   Function and Structure Power Group
      Power Line
      Engine / Transmission
      Radiator (S/N 9001~9150)
      Radiator (S/N 9151~)
      Propeller Shaft
      Axle Assembly
      Axle Support
      Torque Proportioning Type Differential Gear (TPD)
      Limited Slip Differential (LSD) (option)
   Check and Adjustment Power Group
      Engine
      Propeller Shaft
      Axle
   Function and Structure Torque Converter and Transmission Group
      Torque Converter
      Torque Converter (Lock-up) (Option)
      Torque Converter Gear Pump
      Transmission
      Clutch Pack
      Power Flow Path in the Transmission
      Hydraulic System Diagram
      Hydraulic Circuit Diagram
      Oil Flow
      T/C and T/M Oil Circulation
      Modulator Valve Unit
      Control Valve Assembly
   Check and Adjustment Torque Converter and Transmission Group
      Clutch Oil Pressure and Time Lag
   Function and Structure Hydraulic Group
      Flushing Hydraulic Circuit
      Cautions on Hydraulic Parts Replacement
      Hydraulic Circuit Symbols
      Hydraulic System Operation
      Layout of Hydraulic Units
      Hydraulic Tank
      Hydraulic Pump
      Hydraulic Cylinder
      Loading System
      Reducing Valve (for Pilot Pressure)
      Pilot valve (S/N 9001~9250)
      Pilot valve (S/N 9251~9255)
      Pilot valve (S/N 9256~)
      Multiple Control Valve (KML35A/2T003B)
      Adapter (Orifice)
      Ride Control (OPT)
      Steering System
      Orbitrol
      Steering Valve (KVS32-A4.0/20)
      Stop Valve
      Reducing Valve (for Orbitrol)
      Steering Line Filter
      K-Lever (OPT)
      Efficient Loading System
      Fan Motor System
      Fan Motor Line
      Reversing Fan Motor Line (OPT)
      Secondary Steering
   Check and Adjustment Hydraulic Group
      Loading/Steering Circuit Relief Valve/Ride Control Circuit Reducing Valve (OPT)
      Hydraulic Cylinder
      Stop Valve
   Function and Structure Brake Group
      Brake System Outline
      Brake Units Layout
      Unloader Valve
      Valve Unit
      Accumulator
      Brake Valve
      Service Brake
      Parking Brake
      Parking Brake Manual Release
      Brake Circuit Check Valve
      Auto Brake
      Pressure Sensor (for stop lamp and declutch)
   Check and Adjustment Brake Group
      Brake Circuit Oil Pressure
      Service Brake
      Parking Brake
   Function and Structure Electrical Group
      How to Use Electrical Wiring Diagram
      Utilisation des schmas des cblages lectriques (FRANAIS)
      Verwendung des elektrischen Schaltplans (DEUTSCH)
      Modalit di utilizzo dello schema dei collegamenti elettrici (ITALIANO)
      Cmo utilizar un Diagrama de Alambrado Elctrico (ESPAOL)
      Como Utilizar o Diagrama de Ligaes Elctricas (PORTUGUS)
      Electrical Cable Color Codes
      Electrical Circuit Symbols
      Sensor Mount
      Fuse
      Engine Start Circuit
      Power Generating/Charging Circuit
      ECM (Engine Controller)
      Transmission Control Circuit and Monitor Circuit
      Instrument Panel and Switch
      MODM
      Electrical Detent Circuit
      Diode
   Function and Structure Operator Station Group
      Cabin
      Operator Seat
      Steering and Transmission Shift Lever
      Air Conditioner
   Check and Adjustment Operator Station Group
      Air Conditioner
   Drawing and Diagrams
      Axle Assembly
      Torque Converter and Transmission
      Hydraulic and Brake Circuit (S/N 9001~9250)
      Hydraulic and Brake Circuit (S/N 9251~)
      Brake Circuit
      Electrical Wiring Diagram (1/3) (S/N 9001~9048)
      Electrical Wiring Diagram (2/3) (S/N 9001~9048)
      Electrical Wiring Diagram (3/3) (S/N 9001~9048)
      Electrical Wiring Diagram (1/3) (S/N 9049~9250)
      Electrical Wiring Diagram (2/3) (S/N 9049~9250)
      Electrical Wiring Diagram (3/3) (S/N 9049~9250)
      Electrical Wiring Diagram (1/3) (S/N 9251~9350)
      Electrical Wiring Diagram (2/3) (S/N 9251~9350)
      Electrical Wiring Diagram (3/3) (S/N 9251~9350)
      Electrical Wiring Diagram (1/3) (S/N 9351~)
      Electrical Wiring Diagram (2/3) (S/N 9351~)
      Electrical Wiring Diagram (3/3) (S/N 9351~)
      Electrical Wiring Diagram
      Electrical wiring diagram abbreviation chart
      Electrical Wiring Diagram (CAB)
      Electrical Connection Diagram (1/2) (S/N 9001~9250)
      Electrical Connection Diagram (2/2) (S/N 9001~9250)
      Electrical Connection Diagram (1/2) (S/N 9251~9350)
      Electrical Connection Diagram (2/2) (S/N 9251~9350)
      Electrical Connection Diagram (1/2) (S/N 9351~)
      Electrical Connection Diagram (2/2) (S/N 9351~)
      Electrical Wiring Diagram (Cabin Air Conditioner)
      Electrical Circuit Diagram (Cabin Air Conditioner)
      Equipment Operation Table (Cabin Air Conditioner)
      Electrical Equipment Layout
      Electrical Equipment Layout (K-Lever)
      Outline of MODM (Machine Operation Diagnostic Module) Operation
      MODM: Input/Output Monitor - Input/Output Signal Correspondence Table