Hyundai R55-9 Crawler Excavator Service Manual – PDF DOWNLOAD

Hyundai R55-9 Crawler Excavator Service Manual – PDF DOWNLOAD

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

FILE DETAILS:

Hyundai R55-9 Crawler Excavator Service Manual – PDF DOWNLOAD

Language : English
Pages : 476
Downloadable : Yes
File Type : PDF

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

Hyundai R55-9 Crawler Excavator Service Manual – PDF DOWNLOAD

CONTENTS 1
FOREWORD 3
GENERAL 11
1 SAFETY HINTS 12
2 SPECIFICATIONS 20
STRUCTURE AND FUNCTION 32
1 PUMP DEVICE 33
2 MAIN CONTROL VALVE 41
3 SWING DEVICE 63
4 TRAVEL DEVICE 73
5 RCV LEVER 97
HYDRAULIC SYSTEM 104
1 HYDRAULIC CIRCUIT 105
2 MAIN CIRCUIT 108
3 PILOT CIRCUIT 111
4 SINGLE OPERATION 116
5 COMBINED OPERATION 131
ELECTRICAL SYSTEM 140
1 COMPONENT LOCATION 141
2 MONITORING SYSTEM 143
3 ELECTRICAL CIRCUIT 156
4 ELECTRICAL COMPONENT SPECIFICATION 172
5 CONNECTORS 179
TROUBLESHOOTING 196
1 BEFORE TROUBLESHOOTING 197
2 HYDRAULIC AND MECHANICAL SYSTEM 200
3 ELECTRICAL SYSTEM 220
MAINTENANCE STANDARD 235
1 OPERATIONAL PERFORMANCE TEST 236
2 MAJOR COMPONENT 256
3 TRACK AND WORK EQUIPMENT 266
DISASSEMBLY AND ASSEMBLY 274
1 PRECAUTIONS 275
2 TIGHTENING TORQUE 278
3 PUMP DEVICE 281
4 MAIN CONTROL VALVE 312
5 SWING DEVICE 325
6 TRAVEL DEVICE 346
7 RCV LEVER 412
8 TURNING JOINT 426
9 BOOM, ARM AND BUCKET CYLINDERS 431
10 UNDERCARRIAGE 450
11 WORK EQUIPMENT 462
COMPONENT MOUNTING TORQUE 466
1 INTRODUCTION GUIDE 467
2 ENGINE SYSTEM 468
3 ELECTRIC SYSTEM 470
4 HYDRAULIC SYSTEM 471
5 UNDERCARRIAGE 473
6 STRUCTURE 474
7 WORK EQUIPMENT 476

DESCRIPTION:

Hyundai R55-9 Crawler 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.