Hyundai R55W-9A Wheeled Excavator Service Manual – PDF DOWNLOAD

Hyundai R55W-9A Wheeled Excavator Service Manual – PDF DOWNLOAD

The Hyundai R55-9A Crawler Excavator Service Manual is a detailed PDF guide for maintenance and repairs. Downloadable for easy access, ensuring efficient servicing of the R55-9A model.

FILE DETAILS:

Hyundai R55W-9A Wheeled Excavator Service Manual – PDF DOWNLOAD

Language : English
Pages : 669
Downloadable : Yes
File Type : PDF

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

Hyundai R55W-9A Wheeled Excavator Service Manual – PDF DOWNLOAD

CONTENTS 0
FOREWORD 3
GENERAL 11
1 SAFETY HINTS 12
2 SPECIFICATIONS 20
STRUCTURE AND FUNCTION 30
1 PUMP DEVICE 31
2 MAIN CONTROL VALVE 36
3 SWING DEVICE 57
4 TRAVEL MOTOR 67
5 RCV LEVER 73
6 ACCELERATOR PEDAL 80
7 BRAKE PEDAL (VALVE) 81
8 GEAR BOX 83
9 STEERING VALVE 86
10 AXLE 88
HYDRAULIC SYSTEM 94
1 HYDRAULIC CIRCUIT 0
2 MAIN CIRCUIT 97
3 PILOT CIRCUIT 100
4 SINGLE OPERATION 105
5 COMBINED OPERATION 120
ELECTRICAL SYSTEM 125
1 COMPONENT LOCATION 126
2 MONITORING SYSTEM 128
3 ELECTRICAL CIRCUIT 188
4 ELECTRICAL COMPONENT SPECIFICATION 212
5 CONNECTORS 221
6 FAULT CODES 240
TROUBLESHOOTING 247
1 BEFORE TROUBLESHOOTING 248
2 HYDRAULIC AND MECHANICAL SYSTEM 251
3 ELECTRICAL SYSTEM 270
4 AXLE 284
MAINTENANCE STANDARD 287
1 OPERATIONAL PERFORMANCE TEST 288
2 MAJOR COMPONENT 306
DISASSEMBLY AND ASSEMBLY 317
1 PRECAUTIONS 318
2 TIGHTENING TORQUE 321
3 PUMP DEVICE 324
4 MAIN CONTROL VALVE 355
5 SWING DEVICE 370
6 TRAVEL MOTOR 391
7 GEAR BOX 415
8 STEERING VALVE 669
9 AXLE 471
10 RCV LEVER 616
11 TURNING JOINT 630
12 BOOM, ARM AND BUCKET CYLINDER 635
13 WORK EQUIPMENT 654
COMPONENT MOUNTING TORQUE 658
1 INTRODUCTION GUIDE 659
2 ENGINE SYSTEM 660
3 ELECTRIC SYSTEM 662
4 HYDRAULIC SYSTEM 663
5 POWER TRAIN 665
6 STRUCTURE 666
7 WORK EQUIPMENT 669

DESCRIPTION:

Hyundai R55W-9A Wheeled Excavator Service Manual – PDF DOWNLOAD

FOREWORD:
1. STRUCTURE:
This service manual has been prepared as an aid to improve the quality of repairs by giving the
serviceman an accurate understanding of the product and by showing him the correct way to
perform repairs and make judgements. Make sure you understand the contents of this manual and
use it to full effect at every opportunity.
This service manual mainly contains the necessary technical information for operations performed in
a service workshop.
For ease of understanding, the manual is divided into the following sections.
SECTION 1 GENERAL
This section explains the safety hints and gives the specification of the machine and major
components.
SECTION 2 STRUCTURE AND FUNCTION
This section explains the structure and function of each component. It serves not only to give an
understanding of the structure, but also serves as reference material for troubleshooting.
SECTION 3 HYDRAULIC SYSTEM
This section explains the hydraulic circuit, single and combined operation.
SECTION 4 ELECTRICAL SYSTEM
This section explains the electrical circuit, monitoring system and each component. It serves not
only to give an understanding electrical system, but also serves as reference material for trouble
shooting.
SECTION 5 MECHATRONICS SYSTEM
This section explains the computer aided power optimization system and each component.
SECTION 6 TROUBLESHOOTING
This section explains the troubleshooting charts correlating problems to causes.
SECTION 7 MAINTENANCE STANDARD
This section gives the judgement standards when inspecting disassembled parts.
SECTION 8 DISASSEMBLY AND ASSEMBLY
This section explains the order to be followed when removing, installing, disassembling or
assembling each component, as well as precautions to be taken for these operations.
SECTION 9 COMPONENT MOUNTING TORQUE
This section shows bolt specifications and standard torque values needed when mounting
components to the machine.
The specifications contained in this shop manual are subject to change at any time and without any
advance notice. Contact your HYUNDAI distributor for the latest information.