Hyundai Crawler Excavator Robex 140lc-9 Service Repair Manual – PDF Download

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Hyundai Crawler Excavator Robex 140lc-9 Service Repair Manual

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Hyundai Crawler Excavator Robex 140lc-9 Service Repair Manual

LANGUAGE:ENGLISH
PAGES:650+
DOWNLOADABLE:YES
FILE TYPE:PDF

HYUNDAI CRAWLER EXCAVATOR ROBEX 140LC-9 SERVICE REPAIR MANUAL – PDF DOWNLOAD:

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Hyundai Crawler Excavator Robex 140lc-9 Service Repair Manual
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.

TABLE OF CONTENTS:

Hyundai Crawler Excavator Robex 140lc-9 Service Repair Manual

SECTION 1 GENERAL
Group 1 Safety Hints 1-1
Group 2 Specifications 1-10
SECTION 2 STRUCTURE AND FUNCTION
Group 1 Pump Device 2-1
Group 2 Main Control Valve 2-19
Group 3 Swing Device 2-46
Group 4 Travel Device 2-58
Group 5 RCV Lever 2-68
Group 6 RCV Pedal 2-75
SECTION 3 HYDRAULIC SYSTEM
Group 1 Hydraulic Circuit 3-1
Group 2 Main Circuit 3-2
Group 3 Pilot Circuit 3-5
Group 4 Single Operation 3-13
Group 5 Combined Operation 3-25
SECTION 4 ELECTRICAL SYSTEM
Group 1 Component Location 4-1
Group 2 Electrical Circuit 4-3
Group 3 Electrical Component Specification 4-21
Group 4 Connectors 4-29
SECTION 5 MECHATRONICS SYSTEM
Group 1 Outline 5-1
Group 2 Mode selection System 5-3
Group 3 Automatic Deceleration System 5-6
Group 4 Power Boost System 5-7
Group 5 Travel Speed Control System 5-8
Group 6 Automatic Warming Up Function 5-9
Group 7 Engine Overheat Prevention Function 5-10
Group 8 Variable Power Control System 5-11
Group 9 Attachment Flow Control System 5-12
Group 10 Anti-Restart System 5-13
Group 11 Self-Diagnostic System 5-14
Group 12 Engine Control System 5-20
Group 13 EPPR Valve 5-21
Group 14 Monitoring System 5-26
Group 15 Fuel Warmer System 5-56
SECTION 6 TROUBLESHOOTING
Group 1 Before trobleshooting 6-1
Group 2 Hydraulic and Mechanical System 6-4
Group 3 Electrical System 6-24
Group 4 Mechatronics System 6-40
SECTION 7 MAINTENANCE STANDARD
Group 1 Operational Performance Test 7-1
Group 2 Major Components 7-21
Group 3 Track and Work Equipment 7-29
SECTION 8 DISASSEMBLY AND ASSEMBLY
Group 1 Precaution 8-1
Group 2 Tightening Torque 8-4
Group 3 Pump Device 8-7
Group 4 Main Control Valve 8-29
Group 5 Swing Device 8-43
Group 6 Travel Device 8-64
Group 7 RCV Lever 8-92
Group 8 Turning Joint 8-106
Group 9 Boom, Arm and Bucket Cylinder 8-111
Group 10 Undercarriage 8-129
Group 11 Work Equipment 8-141
SECTION 9 COMPONENT MOUNTING TORQUE
Group 1 Introduction guide 9-1
Group 2 Engine system 9-2
Group 3 Electric system 9-4
Group 4 Hydraulic system 9-6
Group 5 Undercarriage 9-9
Group 6 Structure 9-10
Group 7 Work equipment 9-14

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⦁ This is the same manual used by the dealers to diagnose and troubleshoot your vehicle
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