HITACHI WIN DR. Service TECHNICAL Manual

INTRODUCTION IN-01 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 cor- rect 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. (Note: Do not tear off the form. Copy it for us- age.): Publications Marketing & Product Support Hitachi Construction Machinery Co. Ltd. TEL: 81-29-832-7084 FAX: 81-29-831-1162 ADDITIONAL REFERENCES • Please refer to the materials listed below in addition to this manual. MANUAL COMPOSITION • This manual consists of Technical Manual Check technical manual T/M for the corresponding machine when using this book. PAGE NUMBER • Each page has a number, located on the center lower part of the page, and each number contains the following information: Example : T 1 -3 -5 Consecutive Page Number for Each Group Group Number Section Number T: Technical Manual W: Workshop Manual

INTRODUCTION IN-02 SAFETY ALERT SYMBOL AND HEADLINE NOTATIONS In this manual, the following safety alert symbol and signal words are used to alert the reader to the potential for personal injury of machine damage. This is the safety alert symbol. When you see this symbol, be alert to the potential for personal injury. Never fail to follow the safety instructions prescribed along with the safety alert symbol. The safety alert symbol is also used to draw attention to component/part weights. To avoid injury and damage, be sure to use appropri- ate lifting techniques and equipment when lifting heavy parts. • CAUTION: Indicated potentially hazardous situation which could, if not avoided, result in personal injury or death. • IMPORTANT: Indicates a situation which, if not conformed to the instructions, could result in damage to the machine. • NOTE: Indicates supplementary technical information or know-how. UNITS USED • SI Units (International System of Units) are used in this manual. MKSA system units and English units are also indicated in parenthheses just behind SI units. Example : 24.5 MPa (250 kgf/cm 2 , 3560 psi) A table for conversion from SI units to other system units is shown below for reference purposees. Quantity To Convert From Into Multiply By MPa kgf/cm 2 10.197 Pressure MPa psi 145.0 kW PS 1.360 Power kW HP 1.341 Temperature °C °F °C×1.8+32 km/h mph 0.6214 Velocity min -1 rpm 1.0 Flow rate L/min US gpm 0.2642 mL/rev cc/rev 1.0 Quantity To Convert From Into Multiply By mm in 0.03937 Length mm ft 0.003281 L US gal 0.2642 L US qt 1.057 Volume m 3 yd 3 1.308 Weight kg lb 2.205 N kgf 0.10197 Force N lbf 0.2248 N⋅m kgf⋅m 1.0197 Torque N⋅m lbf⋅ft 0.7375

SECTION AND GROUP CONTENTS TECHNICAL MANUAL All information, illustrations and speci- fications in this manual are based on the latest product information available at the time of publication. The right is reserved to make changes at any time without notice. COPYRIGHT(C)2009 Hitachi Construction Machinery Co., Ltd. Tokyo, Japan All rights reserved SECTION 1 GENERAL Group 1 Outline Group 2 Object Model SECTION 2 OPERATION Group 1 Start of Win Dr. Group 2 Data Download Group 3 Troubleshooting Group 4 Monitoring Group 5 Machine Setting Group 6 Information Setting Group 7 Kind Setting Group 8 Option Group 9 Help SECTION 3 MONITOR ITEM Group 1 Middle / Minimum-Sized Hydraulic Excavators Group 2 Wheel Excavator Group 3 Wheel Loader Group 4 Large-Sized Hydraulic Excavator SECTION 4 BODY ADJUSTMENT DATA Group 1 Middle / Minimum-Sized Hydraulic Excavators Group 2 Large-Sized Hydraulic Excavator SECTION 5 ATTACHMENT ADJUSTMENT DATA Group 1 Middle / Minimum-Sized Hydraulic Excavators Group 2 Large-Sized Hydraulic Excavator SECTION 6 FAULT CODE Group 1 Middle / Minimum-Sized Hydraulic Excavators Group 2 Wheel Excavator Group 3 Wheel Loader Group 4 Large-Sized Hydraulic Excavator

WDRT-1-1 SECTION 1 GENERAL CONTENTS Group 1 Outline Outline ...................................................... T1-1-1 Operational Performance Tests. ............... T1-1-2 Preparation for Performance Tests ........... T1-1-3 Group 2 Object Model Object Model ............................................ T1-2-1

WDRT-1-2 (Blank)

GENERAL / Outline T1-1-1 OUTLINE WinDr. (a PC version Dr.ZX) is used for diagnosis of electrical control system including MC, ECM, ICF, and the monitor unit or for each controller setting. 1. WinDr. displays a failure of each controller, each sensor, and the solenoid valve as a fault code. 2. WinDr. can set the engine speed, the pump delivery flow rate, the solenoid valve output pressure, and the special function. 3. WinDr. displays the input status of sensors and switches connected to each controller and the output status to the actuator including the solenoid valve from the controller with the machine operated in real time. IMPORTANT: The item that the section that uses WinDr. can download is limited.

HITACHI WIN DR. Service TECHNICAL Manual

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