Hitachi Hydraulic Excavator UH143 service Manual – PDF DOWNLOAD

Hitachi Hydraulic Excavator UH143 service Manual – PDF DOWNLOAD

FILE DETAILS:

Hitachi Hydraulic Excavator UH143 service Manual – PDF DOWNLOAD

Language : English
Pages :447
Downloadable : Yes
File Type : PDF
Size:25.5 MB

DESCRIPTION

Hitachi Hydraulic Excavator UH143 service Manual – PDF DOWNLOAD

FOREWORD

• This service Manual explains the correct maintenance and repair procedures to ensure optimal performance and maximum service life ,for Hitachi construction machinery
• The serviceman is requested to read the manual thoroughly and consult it whenever he is not sure of correct servicing. Use the manual not only as a reference guide to maintenance but also a text book to train new servicemen who are unfamiliar with Hitachi construction machinery.
• The manual is divided into four sections such as SPECIFICATIONS, OPERATIONAL PRINCIPLE, DISASSEMBLY and ASSEMBLY and MAINTENANCE STANDARD. A thorough knowledge of these will help to:

1.  Diagnose the cause of the failure.
2. Determine reuse or replacement of parts.
3. Install the units and assemble the parts correctly. We hope that this manual ¼’ill aid in quick, easy and lower cost serv1c1ng of the machines.

TABLE OF CONTENTS:

Hitachi Hydraulic Excavator UH143 service Manual – PDF DOWNLOAD

1 ENGINE 1 <v 4
2 MAIN PUMP S
3 GEAR PUMP 6
4 CONTROL VALVE (LEFT) 6
S CONTROL VALVE (RIGHT) 6
6 SWING MOTOR 6, 7
7 SWING REDUCTION DEVICE 7
8 TRAVEL MOTOR 7
9 TRAVEL REDUCTION DEVICE 7
10 SLOW RETURN VALVE (FOR ARM CYL) 7
11 MAKE-UP VALVE (for BOOM, ARM, BUCKET CYL BOTTOM SIDE)
ARM CYLINDER
BUCKET CYLINDER
BOOM CYLINDER
CENTER JOINT
PILOT VALVE
SWITCH VALVE
PILOT RELIEF VALVE
FULL-FLOW FILTER
SUCTION FILTER
OJL COOLER
HYDRAULIC TANK
SAFETY VALVE (ON HYDRAULIC TANK)
AIR GOVERNOR
AIR TANK
SAFETY VALVE (ON AIR TANK)
27 AIR REGULATOR
SOLENOID VALVE
AIR CHECK VALVE
AIR HORN
ASSIST VALVE
AIR FILTER
COOLER RELIEF VALVE
RELIEF VALVE (in FULL FLOW FILTER)
REFERENCE

IMAGES PREVIEW OF THE MANUAL: