Hitachi Ex150 Service Repair Manual
FILE DETAILS:
LANGUAGE:ENGLISH
PAGES:938
DOWNLOADABLE:YES
FILE TYPE:PDF
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DESCRIPTION:
Hitachi Ex150 Service Repair Manual
INTRODUCTION:
This service manual is for training new personnel and for reference by experienced service techni- cian. It works to give you both the general background as a training text and technical details of shop service and field service. It is concise service guide for specific machine. It covers specifications construction, theory of operation, trouble shooting, removal and installation, disassembly and assembly, maintenance and repair. Using the service manual as a guide will reduce error and costly delay. It will also assme you the best in finished service work.
MAIN HYDRAULIC CIRCUIT :The main hydraulic circuit consists of a suction circuit, delivery circuit, return circuit and drain circuit. The main hydraulic circuit is used to supply the oil to the actuators such as cylinders and motors to move the machine for working.
SUCTION CIRCUIT : The circuit between the hydraulic tank and the main pumps is called as SUCTION CIRCUIT. The hydraulic tank is provided with a suction filter. All oil is filtered by the suction filter and supplied to the main pumps.
DELIVERY CIRCUIT :
The circuit between the main pumps and the control valve is called as DELIVERY CIRCUIT. The oil discharged from the front pump flows to the right block of control valve. The oil discharged from the rear pump flows to the left block of control valve. The spools of control valve are moved by the pilot pressure activated by the pilot valve, and the oil from the main pumps flows to the actuators through the control valve.
TABLE OF CONTENTS:
Hitachi Ex150 Service Repair Manual
- SECTION 01 HOW TO USE
- SECTION 02 SPECIFICATIONS
- Section 03 General
- SECTION 04 SUPERSTRUCTURE
- SECTION 05 UNDERCARRIAGE
- SECTION 06 FRONT-END ATTACHMENT
- SECTION 07 HYDRAULIC SYSTEM
- SECTION 09 ELECTRICAL SYSTEM
- SECTION 10 TROUBLESHOOTING
- SECTION 11 ENGINE
PLEASE NOTE:
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