Technical Manual Hitachi ZW310 Wheel Loader | TO4HA-E-00

Technical Manual Hitachi ZW310 Wheel Loader TO4HA-E-00 (Preview)

ZW310 TECHNICAL MANUEL Operational Principle.pdf
Operational Principle
INTRODUCTION
SECTION AND GROUP
CONTENTS
SECTION 1
GENERAL
Group 1 Specifications
Specifications
Group 2 Component Layout
Main Component Layout
Electrical Component Layout (Overview)
Electrical System (Cab)
Electrical System
(Controller and Relays)
Electrical System (Right Console)
Electrical System (Monitor and Switchs)
Monitor Panel
Engine and Fan Pump
Pump Device and Drive Unit
Control Valve
Ride Control Valve,Charging Block and Fan Motor
Steering Valve and Emergency Steering Pump (Optional)
Group 3 Component Specifications
Engine
Engine Accessories
Hydraulic Component
Electrical Component
SECTION 2
SYSTEM
Group 1 Control System
Outline
Engine Control
Pump Control
Transmission Control
Other Controls
Control by Electric and Hydraulic Combined Circuit
Group 2 ECM System
Outline
Fuel Injection Control
Group 3 Hydraulic System
Outline
Main Circuit
Pilot Circuit
Steering Circuit
Hydraulic Drive Fan Circuit
Group 4 Electrical System
Outline
Main Circuit
Electric Power Circuit
Indicator Light Check Circuit
Accessory Circuit
Preheat Circuit
Starting Circuit
Charging Circuit
Serge Voltage Prevention Circuit
Engine Stop Circuit
Lamplight Circait
Head Light Circuit
Turn Signal Circuit
Brake Light Circuit
Hazard Light Circuit
Horn Circuit
Reverse Light/Buzzer Circuit
Parking Brake Circuit
Emergency Steering Check Circuit (Optional)
SECTION 3
COMPONENT OPERATION
Group 1 Pump Device
Outline
Main Pump
Regulator
Priority Valve
Pilot Pump,Pump Delivery Pressure Switch
Steering Main Relief Valve
Group 2 Control Valve
Outline
Hydraulic Circuit
Main Relief Valve
Overload Relief Valve
Restriction Valve
Negative Control Valve
Flow Rate Control Valve
Group 3 Hydraulic Fan Motor
Outline
Operation
Flow Control Valve
Reverse Control Valve
Fun Pump
Group 4 Pilot Valve
Outline
Construction
Operation
Group 5 Steering Valve
Outline
Operation
Steering Overload Relief Valve
Group 6 Pilot Valve
Outline (Two Lever Type Pilot Valve for Front Attachment)
Operation
Electromagnetic Detent
Outline (Joystick Type Pilot Valve for Front Attachment)
Operation
Electromagnetic Detent
Outline (Lever Type Pilot Valve for Additional Circuit) (Optional)
Operation
Outline (Joystick Type Pilot Valve for Additional Circuit) (Optional)
Operation
Group 7 Charging Block
Outline
Priority Valve
Pilot Relief Valve
Pump Torque Control Proportional Solenoid Valve
Service Brake Accumulator, Pilot Accumulator
Parking Brake Solenoid Valve
Service Brake Pressure Sensor
Parking Brake Pressure Sensor
Group 8 Ride Control Valve
Outline
Operation
Charge Cut Spool
Over Load Relief Valve
Ride Control Accumlator
Drain Plug
Group 9 Drive Unit
Outline
Torque Converter
Transmission
Transmisson Regulator Valve
Transmission Control Valve
Manual Spool (Emergency Travel Spool
Proportional Solenoid Valve
Group 10 Axle
Outline
Differential
Torque Proportioning Differential (TPD)..
Limited Slip Differential (LSD)
Service Brake
Final Drivel Axle Shaft
Group 11 Brake Valve
Outline
Operation
Group 12 Others
Pilot Shutoff Valve
Propeller Shaft
Emergency Steering Check Block
Emergency Steering Pump (Optional)
ZW310 TECHNICAL MANUEL Operational Principle Update.pdf
ALL CONTENTS
SECTION 1-1
T1-1-1
T1-2-4
T1-2-7
T1-2-9
T1-2-11
T1-2-13
T1-2-14
T1-3-6
T1-3-11
SECTION 2-1
T2-1-4
T2-1-7
T2-1-12
T2-1-13
T2-1-15
T2-1-18
T2-1-19
T2-1-51
T2-1-52
T2-3-13
T2-3-15
T2-3-17
T2-3-19
T2-3-21
T2-3-23
T2-3-24
T2-3-28
T2-4-29
T2-4-30
SECTION 3-2
T3-1-1
T3-1-9
T3-1-11
T3-1-15
T3-1-17
T3-1-19
T3-2-9
T3-3-8
T3-4-3
T3-6-3
T3-6-5
T3-9-7
T3-9-20
T3-10-9