Hitachi ZW310 Wheel Loader Operational Principle Technical Manual (TO4HA-E-00) – PDF Download

Description

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

FILE DETAILS:

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

• Manual Language:English
• Downloadable:Yes
• Pages: 360
• Size: 15.4 MB
• Format:PDF

HITACHI ZW310 WHEEL LOADER OPERATIONAL PRINCIPLE TECHNICAL MANUAL (TO4HA-E-00) – PDF DOWNLOAD:

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DESCRIPTION:

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

TO THE READER
• This manual is written for an experienced technician to provide technical information needed to maintain and repair this machine.
• Be sure to thoroughly read this manual for correct product information and service procedures.
• If you have any questions or comments, at if you found any errors regarding the contents of this manual, please contact using “Service Manual Revision Request Form” at the end of this manual.
ADDITIONAL REFERENCES
• Please refer to the materials listed below in addition to this manual.
• The Operator’s Manual
• The Parts Catalog
• The Engine Manual
• Parts Catalog of the Engine
• Hitachi Training Material
MANUAL COMPOSITION
• This manual consists of three portions: the Technical Manual (Operational Principle), the Technical Manual (Troubleshooting) and the Workshop Manual.
• Information included in the Technical Manual (Operational Principle): technical information needed for redelivery and delivery, operation and activation of all devices and systems.
• Information included in the Technical Manual (Troubleshooting): technical information needed for operational performance tests, and troubleshooting procedures.
• Information included in the Workshop Manual: technical information needed for maintenance and repair of the machine, tools and devices needed for maintenance and repair, maintenance standards, and removal/installation and assemble/ disassemble procedures.

TABLE OF CONTENTS:

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

Operational Principle.............................................................  1
INTRODUCTION......................................................................  3
SECTION AND GROUP
CONTENTS.......................................................  5
SECTION 1
GENERAL................................................................  7
	Group 1 Specifications........................................................  9
		Specifications............................................................  9
	Group 2 Component Layout...................................................... 11
		Main Component Layout..................................................... 11
		Electrical Component Layout
(Overview).................................... 14
		Electrical System (Cab)................................................... 15
		Electrical System
(Controller and Relays)................................ 16
		Electrical System (Right Console)......................................... 17
		Electrical System (Monitor and Switchs)................................... 18
		Monitor Panel............................................................. 19
		Engine and Fan Pump....................................................... 20
		Pump Device and Drive Unit................................................ 21
		Control Valve............................................................. 22
		Ride Control Valve,Charging Block 
and Fan Motor.......................... 23
		Steering Valve and Emergency Steering 
Pump (Optional).................... 24
	Group 3 Component Specifications.............................................. 25
		Engine.................................................................... 25
		Engine Accessories........................................................ 29
		Hydraulic Component....................................................... 30
		Electrical Component...................................................... 34
SECTION 2
SYSTEM................................................................. 39
	Group 1 Control System........................................................ 41
		Outline................................................................... 41
		Engine Control............................................................ 46
		Pump Control.............................................................. 55
		Transmission Control...................................................... 60
		Other Controls............................................................ 81
		Control by Electric and Hydraulic 
Combined Circuit....................... 91
	Group 2 ECM System............................................................105
		Outline...................................................................105
		Fuel Injection Control....................................................106
	Group 3 Hydraulic System......................................................111
		Outline...................................................................111
		Main Circuit..............................................................112
		Pilot Circuit.............................................................123
		Steering Circuit..........................................................136
		Hydraulic Drive Fan Circuit...............................................142
	Group 4 Electrical System.....................................................145
		Outline...................................................................145
		Main Circuit..............................................................146
		Electric Power Circuit....................................................147
		Indicator Light Check Circuit.............................................148
		Accessory Circuit.........................................................149
		Preheat Circuit...........................................................150
		Starting Circuit..........................................................152
		Charging Circuit..........................................................156
		Serge Voltage Prevention Circuit..........................................158
		Engine Stop Circuit.......................................................160
		Lamplight Circait.........................................................161
		Head Light Circuit........................................................162
		Turn Signal Circuit.......................................................166
		Brake Light Circuit.......................................................167
		Hazard Light Circuit......................................................168
		Horn Circuit..............................................................169
		Reverse Light/Buzzer Circuit..............................................170
		Parking Brake Circuit.....................................................172
		Emergency Steering Check 
Circuit (Optional)..............................174
SECTION 3
COMPONENT OPERATION....................................................179
	Group 1 Pump Device...........................................................181
		Outline...................................................................181
		Main Pump.................................................................182
		Regulator.................................................................184
		Priority Valve............................................................198
		Pilot Pump,Pump Delivery 
Pressure Switch.................................199
		Steering Main Relief Valve................................................200
	Group 2 Control Valve.........................................................201
		Outline...................................................................201
		Hydraulic Circuit.........................................................208
		Main Relief Valve.........................................................212
		Overload Relief Valve.....................................................214
		Restriction Valve.........................................................217
		Negative Control Valve....................................................218
		Flow Rate Control Valve...................................................220
	Group 3 Hydraulic Fan Motor...................................................223
		Outline...................................................................223
		Operation.................................................................226
		Flow Control Valve........................................................228
		Reverse Control Valve.....................................................230
		Fun Pump..................................................................232
	Group 4 Pilot Valve...........................................................233
		Outline...................................................................233
		Construction..............................................................234
		Operation.................................................................235
	Group 5 Steering Valve........................................................239
		Outline...................................................................239
		Operation.................................................................242
		Steering Overload Relief Valve............................................246
	Group 6 Pilot Valve...........................................................249
		Outline (Two Lever Type Pilot Valve for 
Front Attachment)................249
		Operation.................................................................250
		Electromagnetic Detent....................................................254
		Outline (Joystick Type Pilot Valve for 
Front Attachment).................255
		Operation.................................................................256
		Electromagnetic Detent....................................................260
		Outline (Lever Type Pilot Valve for 
Additional Circuit) (Optional).......261
		Operation.................................................................262
		Outline (Joystick Type Pilot Valve for 
Additional Circuit) (Optional)....265
		Operation.................................................................266
	Group 7 Charging Block........................................................273
		Outline...................................................................273
		Priority Valve............................................................278
		Pilot Relief Valve........................................................279
		Pump Torque Control Proportional 
Solenoid Valve..........................280
		Service Brake Accumulator, 
Pilot Accumulator.............................281
		Parking Brake Solenoid Valve..............................................282
		Service Brake Pressure Sensor.............................................284
		Parking Brake Pressure Sensor.............................................284
	Group 8 Ride Control Valve....................................................285
		Outline...................................................................285
		Operation.................................................................288
		Charge Cut Spool..........................................................290
		Over Load Relief Valve....................................................292
		Ride Control Accumlator...................................................294
		Drain Plug................................................................295
	Group 9 Drive Unit............................................................297
		Outline...................................................................297
		Torque Converter..........................................................298
		Transmission..............................................................300
		Transmisson Regulator Valve...............................................322
		Transmission Control Valve................................................324
		Manual Spool (Emergency Travel 
Spool.....................................332
		Proportional Solenoid Valve...............................................334
	Group 10 Axle.................................................................335
		Outline...................................................................335
		Differential..............................................................336
		Torque Proportioning Differential (TPD)...................................340
		Limited Slip Differential (LSD)...........................................342
		Service Brake.............................................................344
		Final Drivel Axle Shaft...................................................346
	Group 11 Brake Valve..........................................................347
		Outline...................................................................347
		Operation.................................................................350
	Group 12 Others...............................................................353
		Pilot Shutoff Valve.......................................................353
		Propeller Shaft...........................................................354
		Emergency Steering Check Block............................................355
		Emergency Steering Pump (Optional)........................................356

PLEASE NOTE:

⦁ This is the SAME exact manual used by your dealers to fix your vehicle.
⦁ The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
⦁ Any queries / doubts regarding your purchase, please feel free to contact [email protected]