Hyundai Robex 145CR-9A Service Manual
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Hyundai Robex 145CR-9A Service Manual

Crawler excavator
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Robex 145CR-9A
CRAWLER EXCAVATOR
SERVICE MANUAL

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Summary of Contents for Hyundai Robex 145CR-9A

  • Page 1 Robex 145CR-9A CRAWLER EXCAVATOR SERVICE MANUAL...

  • Page 2: Table Of Contents

    TABLE OF CONTENT FOREWORD 1. Structure 2. How To Read The Service Manual 3. Conversion Table SECTION 1 GENERAL Group 1 Safety Group 2 Specifications 1. Major Component 2. Specifications 3. Working Range 4. Weight 5. Lifting Capacities 6. Bucket Selection Guide 7.
  • Page 3 3. Drain Circuit Group 3 Pilot Circuit 1. Suction, Delivery And Return Circuit 2. Safety Solenoid Valve (safety Lever) 3. Boom Priority System 4. Travel Speed Control System 5. Main Relief Pressure Change System 6. Arm Regeneration Cut System 7. Swing Parking Brake Release Group 4 Single Operation 1.
  • Page 4 2. Connection Table For Connectors SECTION 5 MECHATRONICS SYSTEM Group 1 Outline Group 2 Mode Selection System 1. Power Mode Selection System 2. Work Mode Selection System 3. User Mode Selection System Group 3 Automatic Deceleration System 1. When Auto Idle Pilot Lamp On 2. When Auto Idle Pilot Lamp Off Group 4 Power Boost System Group 5 Travel Speed Control System Group 6 Automatic Warming Up System...
  • Page 5 4. Swing System 5. Travel System 6. Attachment System Group 3 Electrical System 1. When Starting Switch Is Turned On, Monitor Panel Display Does Not Appear 3. Battery Charging Warning Lamp Lights Up(starting Switch : On) 4. When Coolant Overheat Warning Lamp Lights Up (engine Is Started) 5.
  • Page 6 3. Operation For Performance Tests Group 2 Major Component 1. Main Pump 2. Main Control Valve 3. Swing Device 4. Travel Motor 5. Rcv Lever 6. Rcv Pedal 7. Turning Joint 8. Cylinder Group 3 Track And Work Equipment 1. Track 2.
  • Page 7 2. Disassembly And Assembly Group 8 Turning Joint 1. Removal And Install 2. Disassembly And Assembly Group 9 Boom, Arm And Bucket Cylinders 1. Removal And Install 2. Disassembly And Assembly Group 10 Undercarriage 1. Track Link 2. Carrier Roller 3.

  • Page 8: Foreword

    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. Find manuals at https://best-manuals.com...

  • Page 9: How To Read The Service Manual

    Revised edition mark(①②③…) Any additions, amendments or other changes will When a manual is revised, an edition mark is be sent to HYUNDAI distributors. recorded on the bottom outside corner of the Get the most up-to-date information before you pages.

  • Page 10: Conversion Table

    3. CONVERSION TABLE 3. CONVERSION TABLE Method of using the Conversion Table The Conversion Table in this section is provided to enable simple conversion of figures. For details of the method of using the Conversion Table, see the example given below. Example Example 1.
  • Page 11 Millimeters to inches Millimeters to inches 1mm = 0.03937in 0.039 0.079 0.118 0.157 0.197 0.236 0.276 0.315 0.354 0.394 0.433 0.472 0.512 0.551 0.591 0.630 0.669 0.709 0.748 0.787 0.827 0.866 0.906 0.945 0.984 1.024 1.063 1.102 1.142 1.181 1.220 1.260 1.299 1.339...
  • Page 12 Liter to U.S. Gallon Liter to U.S. Gallon 1ℓ = 0.2642 U.S.Gal 0.264 0.528 0.793 1.057 1.321 1.585 1.849 2.113 2.378 2.642 2.906 3.170 3.434 3.698 3.963 4.227 4.491 4.755 5.019 5.283 5.548 5.812 6.6076 6.340 6.604 6.869 7.133 7.397 7.661 7.925 8.189...
  • Page 13 kgf·m to to lbf lbf·ft ft 1kgf·m = 7.233lbf·ft 14.5 21.7 28.9 36.2 43.4 50.6 57.9 65.1 72.3 79.6 86.8 94.0 101.3 108.5 115.7 123.0 130.2 137.4 144.7 151.9 159.1 166.4 173.6 180.8 188.1 195.3 202.5 209.8 217.0 224.2 231.5 238.7 245.9 253.2...
  • Page 14 kgf/cm kgf/cm to to lbf/in lbf/in 1kgf / cm = 14.2233lbf / in 14.2 28.4 42.7 56.9 71.1 85.3 99.6 113.8 128.0 142.2 156.5 170.7 184.9 199.1 213.4 227.6 241.8 256.0 270.2 284.5 298.7 312.9 327.1 341.4 355.6 369.8 384.0 398.3 412.5 426.7...
  • Page 15 TEMPERATURE TEMPERATURE Fahrenheit-Centigrade Conversion. A simple way to convert a fahrenheit temperature reading into a centigrade temperature reading or vice verse is to enter the accompanying table in the center or boldface column of figures. These figures refer to the temperature in either Fahrenheit or Centigrade degrees. If it is desired to convert from Fahrenheit to Centigrade degrees, consider the center column as a table of Fahrenheit temperatures and read the corresponding Centigrade temperature in the column at the left.

  • Page 16: Section 1 General

    SECTION 1 GENERAL SECTION 1 GENERAL Group 1 Safety Hints -------------------------------------------------------------------------------------------------------- 1-1 Group 2 Specifications ----------------------------------------------------------------------------------------------------- 1-10...

  • Page 17: Group 1 Safety

    SECTION 1 GENERAL SECTION 1 GENERAL GROUP 1 SAFETY GROUP 1 SAFETY FOLLOW SAFE PROCEDURE FOLLOW SAFE PROCEDURE Unsafe wor k practices are dangerous. Understand service procedure before doing work; Do not attempt shortcuts. WEAR PROTECTIVE CLOTHING WEAR PROTECTIVE CLOTHING Wear close fitting clothing and safety equipment appropriate to the job.
  • Page 18 PREPARE FOR EMERGENCIES PREPARE FOR EMERGENCIES Be prepared if a fire starts. Keep a first aid kit and fire extinguisher handy. Keep emergency numbers for doctors, ambulance ser vice, hospital, and fire department near your telephone. 13031GE04 PROTECT AGAINST FLYING DEBRIS PROTECT AGAINST FLYING DEBRIS Guard against injury from flying pieces of metal or debris;...
  • Page 19 KEEP RIDERS OFF EXCAVATOR KEEP RIDERS OFF EXCAVATOR Only allow the operator on the excavator. Keep riders off. Riders on excavator are subject to injury such as being struck by foreign objects and being thrown off the excavator. Riders also obstruct the operator's view resulting in the excavator being operated in an unsafe manner.
  • Page 20 SUPPORT MACHINE PROPERLY SUPPORT MACHINE PROPERLY Always lower the attachment or implement to the ground before you work on the machine. If you must wor k on a lifted machine or attachment, securely support the machine or attachment. Do not support the machine on cinder blocks, hollow tiles, or props that may crumble under 13031GE10 continuous load.
  • Page 21 BEWARE OF EXHAUST FUMES BEWARE OF EXHAUST FUMES Prevent asphyxiation. Engine exhaust fumes can cause sickness or death. If you must operate in a building, be positive there is adequate ventilation. Either use an exhaust pipe extension to remove the exhaust fumes or open doors and windows to bring enough outside air into the area.
  • Page 22 SERVICE MACHINE SAFELY SERVICE MACHINE SAFELY Tie long hair behind your head. Do not wear a necktie, scarf, loose clothing or necklace when you work near machine tools or moving parts. If these items were to get caught, severe injury could result.
  • Page 23 AVOID HEATING NEAR PRESSURIZED AVOID HEATING NEAR PRESSURIZED FLUID LINES FLUID LINES Flammable spray can be generated by heating near pressurized fluid lines, resulting in severe burns to yourself and bystanders. Do not heat by welding, soldering, or using a torch near pressurized fluid lines or other flammable materials.
  • Page 24 PREVENT ACID BURNS PREVENT ACID BURNS Sulfuric acid in battery electrolyte is poisonous. It is strong enough to burn skin, eat holes in clothing, and cause blindness if splashed into eyes. Avoid the hazard by: 1. Filling batteries in a well-ventilated area. 2.
  • Page 25 DISPOSE OF FLUIDS PROPERLY DISPOSE OF FLUIDS PROPERLY Improperly disposing of fluids can harm the environment and ecology. Before draining any fluids, find out the proper way to dispose of waste from your local environmental agency. Use proper containers when draining fluids. Do not use food or beverage containers that may mislead someone into drinking from them.

  • Page 26: Group 2 Specifications

    GROUP 2 SPECIFICATIONS GROUP 2 SPECIFICATIONS 1. MAJOR COMPONENT 1. MAJOR COMPONENT Main control valve Fuel tank Hydraulic tank Main pump After treatment device Engine Radiator Oil cooler Tooth Turning joint Swing motor Battery Bucket Arm cylinder Boom Boom cylinder Muffler Counterweight Bucket cylinder...

  • Page 27: Specifications

    2. SPECIFICATIONS 2. SPECIFICATIONS 1) 1) R145CR-9A R145CR-9A · 4.60 m (15' 1") BOOM and 2.50 m (8' 2") ARM 4.60 m (15' 1") BOOM and 2.50 m (8' 2") ARM I(I') B(L) 145Z9A2SP02 Description Unit Specification Operating weight kg (lb) 14600 (32190) Bucket capacity (SAE heaped), standard 0.52 (0.68)
  • Page 28 2) 2) R145CRD-9A R145CRD-9A I(I') B(L) 145Z9A2SP03 Description Unit Specification Operating weight kg (lb) 15400 (33950) Bucket capacity (SAE heaped), standard 0.52 (0.68) Overall length 7820 (25' 8") Overall width, with 500 mm shoe 2500 (8' 2") Overall height 2860 (9' 5") Superstructure width 2500 (8' 2") Overall height of cab...
  • Page 29 3) 3) R145LCR-9A R145LCR-9A · 4.60 m (15' 1") BOOM and 2.50 m (8' 2") ARM 4.60 m (15' 1") BOOM and 2.50 m (8' 2") ARM I(I') B(L) 145Z9A2SP02 Description Unit Specification Operating weight kg (lb) 14980 (33030) Bucket capacity (SAE heaped), standard 0.52 (0.68) Overall length 7360 (24' 2")

  • Page 30: Working Range

    3. 3. WORKING RANGE WORKING RANGE R145CR/CRD/LCR-9A R145CR/CRD/LCR-9A 1) 1) (1) (1) 4.60 4.60 m (15' 1") MONO (15' 1") MONO BOOM BOOM 145Z9A2SP04 2.10 m (6' 11") Arm ※2.50 m ( 8' 2") Arm 3.00 m ( 9' 10") Arm Description 1.90 m (6' 3") Arm Max digging reach...

  • Page 31: Weight

    4. WEIGHT 4. WEIGHT R145CR-9A R145CRD-9A R145LCR-9A Item ← ← Upper structure assembly 6950 15320 ← ← Main frame weld assembly 1315 2900 ← ← Engine assembly 1190 ← ← Main pump assembly ← ← Main control valve assembly ← ←...

  • Page 32: Lifting Capacities

    5. LIFTING CAPACITIES 5. LIFTING CAPACITIES 1) 1) R145CR-9A R145CR-9A 4.60 m (15' 1") boom, 2.50 m (8' 2") arm equipped with 0.52 m (SAE heaped) bucket and 500 mm (20") triple grouser shoe and 2800 kg (6170 Ib) counterweight. ·...
  • Page 33 4.60 m (15' 1") boom, 3.0 m (9' 10") arm equipped with 0.52 m (SAE heaped) bucket and 700 mm (20") triple grouser shoe and 2800 kg (6170 Ib) counterweight. Load radius At max. reach 1.5 m (5 ft) 3.0 m (10 ft) 4.5 m (15 ft) 6.0 m (20 ft) 7.0 m (25 ft)
  • Page 34 2) 2) R145CRD-9A R145CRD-9A (with dozer blade) 4.60 m (15' 1") boom, 2.50 m (8' 2") arm equipped with 0.52 m (SAE heaped) bucket and 500 mm (20") triple grouser shoe and 2800 kg (6170 Ib) counterweight with dozer blade. ·...
  • Page 35 3) 3) R145LCR-9A R145LCR-9A 4.60 m (15' 1") boom, 2.50 m (8' 2") arm equipped with 0.52 m (SAE heaped) bucket and 500 mm (20") triple grouser shoe and 2800 kg (6170 Ib) counterweight. Load radius At max. reach 1.5 m (5 ft) 3.0 m (10 ft) 4.5 m (15 ft) 6.0 m (20 ft)

  • Page 36: Bucket Selection Guide

    6. BUCKET SELECTION GUIDE 6. BUCKET SELECTION GUIDE 1) 1) R145CR-9A, R145CRD-9A, R145LCR-9A R145CR-9A, R145CRD-9A, R145LCR-9A General bucket General bucket 0.23 m 0.40, 0.46 m 0.52, 0.58, 0.65, 0.71 m heaped bucket heaped bucket heaped bucket Recommendation Capacity Width 4.6 m (15' 1") boom Weight CECE Without...
  • Page 37 Special bucket Special bucket Ditch cleaning bucket Slope finishing bucket ★0.45 m ⊙0.55 m heaped bucket heaped bucket Recommendation Capacity Width 4.6 m (15' 1") boom Weight CECE Without With 1.9 m arm 2.1 m arm 2.5 m arm 3.0 m arm heaped heaped side cutter...

  • Page 38: Undercarriage

    7. UNDERCARRIAGE 7. UNDERCARRIAGE 1) 1) TRACKS TRACKS X-leg type center frame is integrally welded with reinforced box-section track frames. The design includes dry tracks, lubricated rollers, idlers, sprockets, hydraulic track adjusters with shock absorbing springs and assembled track-type tractor shoes with triple grousers. 2) 2) TYPES OF SHOES TYPES OF SHOES...
  • Page 39 4) 4) SELECTION OF TRACK SHOE SELECTION OF TRACK SHOE Suitable track shoes should be selected according to operating conditions. Method of selecting shoes Method of selecting shoes Confirm the category from the list of applications in table table 2 2, then use table table 1 1 to select the shoe.

  • Page 40: Specifications For Major Components

    8. SPECIFICATIONS FOR MAJOR COMPONENTS 8. SPECIFICATIONS FOR MAJOR COMPONENTS 1) 1) ENGINE ENGINE Item Specification Model Perkins 1204E Type 4-cycle turbocharged charge air cooled diesel engine Cooling method Water cooling Number of cylinders and arrangement 4 cylinders, in-line Firing order 1-3-4-2 Combustion chamber type Direct injection type...
  • Page 41 This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...

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