Hyundai Robex 220LC-9A Service Manual
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Hyundai Robex 220LC-9A Service Manual

Crawler excavator
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Robex 220LC-9A
CRAWLER EXCAVATOR
SERVICE MANUAL

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Summary of Contents for Hyundai Robex 220LC-9A

  • Page 1 Robex 220LC-9A CRAWLER EXCAVATOR SERVICE MANUAL...
  • Page 2 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 1. Structure 2. Function SECTION 3 HYDRAULIC SYSTEM Group 1 Hydraulic Circuit Group 2 Main Circuit 1. Suction And Delivery Circuit 2. Return Circuit 3. Drain Circuit Group 3 Pilot Circuit 1. Suction, Delivery And Return Circuit 2. Safety Valve (safety Lever) 3.
  • Page 4 3. Charging Circuit 4. Head And Work Light Circuit 5. Beacon Lamp And Cab Light Circuit 6. Wiper And Washer Circuit Group 3 Electrical Component Specification Group 4 Connectors 1. Connector Destination 2. Connection Table For Connectors SECTION 5 MECHATRONICS SYSTEM Group 1 Outline Group 2 Mode Selection System 1.
  • Page 5 SECTION 6 TROUBLESHOOTING Group 1 Before Troubleshooting 1. Introduction 2. Diagnosing Procedure Group 2 Hydraulic And Mechanical System 1. Introduction 2. Drive System 3. Hydraulic System 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 2.
  • Page 6 12. Malfunction Of Arm In/out & Bucket In Pressure Sensor 13. Malfunction Of Boom Up Pressure Sensor 14. Malfunction Of Power Max 15. Malfunction Of Boom Priority Eppr Valve 16. Malfunction Of Arm Regeneration Solenoid SECTION 7 MAINTENANCE STANDARD Group 1 Operational Performance Test 1.
  • Page 7 4. Disassembly And Assembly Of Reduction Gear Group 5 Swing Device (type 2) 1. Removal And Install Of Motor 2. Disassembly And Assembly Of Swing Motor 3. Disassembly And Assembly Of Reduction Gear 4. Assembly Reduction Unit Group 6 Travel Device (type 1) 1.
  • Page 8 Group 6 Structure Group 7 Work Equipment Find manuals at https://best-manuals.com...
  • Page 9 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 10 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 11 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 Method of using the Conversion Table to convert from millimeters to inches Convert 55mm into inches.
  • Page 12 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 1.378 1.417 1.457...
  • Page 13 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 8.454 8.718 8.982 9.246...
  • Page 14 kgf·m to lbf·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 94.0 101.3 108.5 115.7 123.0 130.2 137.4 144.7 151.9 159.1 166.4 173.6 180.8 188.1 195.3 202.5 209.8 217.0 224.2 231.5 238.7 245.9 253.2 260.4 267.6 274.9...
  • Page 15 kgf/cm to lbf/in 1kgf / cm = 14.2233lbf / in 14.2 28.4 42.7 56.9 71.1 85.3 99.6 113.8 128.0 142.2 156.5 170.7 184.9 199.1 213.4 227.6 241.8 256.0 270.2 284.5 298.7 312.9 327.1 341.4 355.6 369.8 384.0 398.3 412.5 426.7 440.9 455.1 469.4...
  • Page 16 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 17 SECTION 1 GENERAL Group 1 Safety Hints -------------------------------------------------------------------------------------------------------- 1-1 Group 2 Specifications ----------------------------------------------------------------------------------------------------- 1-10...
  • Page 18 SECTION 1 GENERAL GROUP 1 SAFETY FOLLOW SAFE PROCEDURE Unsafe wor k practices are dangerous. Understand service procedure before doing work; Do not attempt shortcuts. WEAR PROTECTIVE CLOTHING Wear close fitting clothing and safety equipment appropriate to the job. 13031GE01 WARN OTHERS OF SERVICE WORK Unexpected machine movement can cause serious injury.
  • Page 19 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 Guard against injury from flying pieces of metal or debris;...
  • Page 20 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 21 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 continuous load.
  • Page 22 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 23 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. Remove rings and other jewelry to prevent electrical shorts and entanglement in moving parts.
  • Page 24 AVOID HEATING NEAR PRESSURIZED 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 25 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. Wearing eye protection and rubber gloves. 3.
  • Page 26 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 27 SECTION 1 GENERAL Group 1 Safety Hints -------------------------------------------------------------------------------------------------------- 1-1 Group 2 Specifications ----------------------------------------------------------------------------------------------------- 1-10...
  • Page 28 SECTION 1 GENERAL GROUP 1 SAFETY FOLLOW SAFE PROCEDURE Unsafe wor k practices are dangerous. Understand service procedure before doing work; Do not attempt shortcuts. WEAR PROTECTIVE CLOTHING Wear close fitting clothing and safety equipment appropriate to the job. 13031GE01 WARN OTHERS OF SERVICE WORK Unexpected machine movement can cause serious injury.
  • Page 29 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 Guard against injury from flying pieces of metal or debris;...
  • Page 30 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 31 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 continuous load.
  • Page 32 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 33 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. Remove rings and other jewelry to prevent electrical shorts and entanglement in moving parts.
  • Page 34 AVOID HEATING NEAR PRESSURIZED 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 35 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. Wearing eye protection and rubber gloves. 3.
  • Page 36 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 37 GROUP 2 SPECIFICATIONS 1. MAJOR COMPONENT Battery box Fuel tank Hydraulic tank Main pump After treatment device Engine Radiator Tooth Bucket Turning joint Swing motor Main control valve Oil cooler Arm cylinder Boom Boom cylinder Counterweight Swing bearing Bucket cylinder Connecting link Idler Carrier roller...
  • Page 38 2. SPECIFICATIONS R220LC-9A ·5.68 m (18' 8") BOOM and 2.92 m (9' 7") ARM I(I') B(L) 21092SP02 Description Unit Specification Operating weight kg (lb) 21900 (48280) Bucket capacity (SAE heaped), standard 0.92 (1.20) Overall length 9530 (31' 3") Overall width, with 600mm shoe 2990 ( 9' 10") Overall height 3030 ( 9' 11")
  • Page 39 R220LC-9A LONG REACH ·8.2 m (26' 11") BOOM and 6.3 m (20' 8") ARM I(I') B(L) 21092SP06 Description Unit Specification 24360 (53700) Operating weight kg (lb) 0.52 (0.68) Bucket capacity (SAE heaped), standard 12030 (39' 6") Overall length 3190 (10' 6") Overall width, with 800 mm shoe 3280 (10' 9") Overall height...
  • Page 40 3) 3) R220LC-9A HIGH WALKER R220LC-9A HIGH WALKER ·5.68 m (18' 8") BOOM and 2.92 m (9' 7") ARM I(I') B(L) 21092SP07 Description Unit Specification Operating weight 23360 (51500) kg (lb) Bucket capacity (SAE heaped), standard 0.92 (1.20) Overall length 9470 ( 31' 1") Overall width, with 600 mm shoe 3395 ( 11' 2")
  • Page 41 This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...

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