Hyundai R140LC-9S Crawler Excavator Service Manual – PDF DOWNLOAD

Description

Hyundai R140LC-9S Crawler Excavator Service Manual – PDF DOWNLOAD

The Hyundai R140LC-9S Crawler Excavator Repair Manual is a comprehensive PDF guide for maintenance and repairs. Downloadable for easy access, ensuring efficient servicing of the R140LC-9S model.

FILE DETAILS:

Hyundai R140LC-9S Crawler Excavator Service Manual – PDF DOWNLOAD

Language : English
Pages : 635
Downloadable : Yes
File Type : PDF

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

Hyundai R140LC-9S Crawler Excavator Service Manual – PDF DOWNLOAD

CONTENTS 1
FOREWORD 4
GENERAL 12
1 SAFETY 13
2 SPECIFICATIONS 22
STRUCTURE AND FUNCTION 49
1 PUMP DEVIC 50
2 MAIN CONTROL VALVE 68
3 SWING DEVICE 95
4 TRAVEL DEVICE 107
5 RCV LEVER 117
6 RCV PEDAL 124
HYDRAULIC SYSTEM 130
1 HYDRAULIC CIRCUIT 131
2 MAIN CIRCUIT 132
3 PILOT CIRCUIT 135
4 SINGLE OPERATION 143
5 COMBINED OPERATION 155
ELECTRICAL SYSTEM 163
1 COMPONENT LOCATION 164
2 ELECTRICAL CIRCUIT 166
3 ELECTRICAL COMPONENT SPECIFICATION 201
4 CONNECTORS 209
MECHATRONICS SYSTEM 232
1 OUTLINE 233
2 MODE SELECTION SYSTEM 236
3 AUTOMATIC DECELERATION SYSTEM 242
4 POWER BOOST SYSTEM 244
5 TRAVEL SPEED CONTROL SYSTEM 246
6 AUTOMATIC WARMING UP SYSTEM 248
7 ENGINE OVERHEAT PREVENTION SYSTEM 250
8 VARIABLE POWER CONTROL SYSTEM 252
9 ATTACHMENT FLOW CONTROL SYSTEM 253
10 ANTI-RESTART SYSTEM 254
11 SELF-DIAGNOSTIC SYSTEM 255
12 ENGINE CONTROL SYSTEM 262
13 EPPR VALVE 264
14 MONITORING SYSTEM 270
15 FUEL WARMER SYSTEM 306
TROUBLESHOOTIN 307
1 BEFORE TROUBLESHOOTING 308
2 HYDRAULIC AND MECHANICAL SYSTEM 311
3 ELECTRICAL SYSTEM 331
4 MECHATRONICS SYSTEGROUP SYSTEM 363
MAINTENANCE STANDARD 406
1 OPERATIONAL PERFORMANCE TEST 407
2 MAJOR COMPONENT 429
3 TRACK AND WORK EQUIPMENT 437
DISASSEMBLY AND ASSEMBLY 443
1 PRECAUTIONS 444
2 TIGHTENING TORQUE 447
3 PUMP DEVICE 450
4 MAIN CONTROL VALVE 472
5 SWING DEVICE (TYPE1) 486
5 SWING DEVICE (TYPE2) 507
6 TRAVEL DEVICE 540
7 RCV LEVER 568
8 TURNING JOINT 582
9 BOOM, ARM AND BUCKET CYLINDER 587
10 UNDERCARRIAGE 605
11 WORK EQUIPMENT 617
COMPONENT MOUNTING TORQUE 621
1 INTRODUCTION GUIDE 622
2 ENGINE SYSTEM 623
3 ELECTRIC SYSTEM 625
4 HYDRAULIC SYSTEM 627
5 UNDERCARRIAGE 630
6 STRUCTURE 631
7 WORK EQUIPMENT 635

DESCRIPTION:

Hyundai R140LC-9S 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.

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S.V 02/24