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Hyundai HX145 LCR Service Manual
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Hyundai HX145 LCR Service Manual

Crawler excavator
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HX145 LCR
CRAWLER EXCAVATOR
SERVICE MANUAL

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Summary of Contents for Hyundai HX145 LCR

  • Page 1 HX145 LCR 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 SECTION 2 STRUCTURE AND FUNCTION Group 1 Pump Device Group 2 Main Control Valve Group 3 Swing Device Group 4 Travel Device (type 1) Group 4 Travel Device (type 2) Group 4 Travel Device (type 3, 4)
  • Page 3 Group 9 Attachment Flow Control System Group 10 Boom Floating Control System Group 11 Intelligent Power Control System Group 12 Anti-restart System Group 13 Self-diagnostic System Group 14 Engine Control System Group 15 Eppr Valve Group 16 Monitoring System Group 17 Fuel Warmer System SECTION 6 TROUBLESHOOTING Group 1 Before Troubleshooting Group 2 Hydraulic And Mechanical System...

  • Page 4: Foreword

    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 5: 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 6: 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 7 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 8 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 9 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 10 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 11 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 12: Section 1 General

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

  • Page 13: 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 14 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 15 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 16 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 17 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 18 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 19 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 20 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 21 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 22: Group 2 Specifications

    GROUP 2 SPECIFICATIONS GROUP 2 SPECIFICATIONS 1. MAJOR COMPONENT 1. MAJOR COMPONENT DEF/AdBlue tank Main control valve Fuel tank Hydraulic tank Main pump Engine After treatment device Radiator Oil cooler Tooth Turning joint Swing motor Battery Bucket Guardrail Counterweight Arm cylinder Boom Boom cylinder Muffler...
  • Page 23 2. SPECIFICATIONS 2. SPECIFICATIONS HX145 CR HX145 CR 1) 1) (1) (1) 4. 4.60 m (15' 1") boom and 1.9 m (6' 3"), 2.1 m (6' 11") arm 60 m (15' 1") boom and 1.9 m (6' 3"), 2.1 m (6' 11") arm I(I') B(L) 145ZF2SP02...
  • Page 24 (2) (2) 4.60 m (15' 1") boom and 2.50 m (8' 2"), 3.0 m (9' 10") arm 60 m (15' 1") boom and 2.50 m (8' 2"), 3.0 m (9' 10") arm I(I') B(L) 145ZF2SP02 Specification Description Unit 2.50 m (8' 2") arm 3.0 m (9' 10") arm Operating weight kg (lb)
  • Page 25 (3) (3) 4.60 m (15' 1") boom and 1.9 m (6' 3"), 2.1 m (6' 11") arm with dozer 4.60 m (15' 1") boom and 1.9 m (6' 3"), 2.1 m (6' 11") arm with dozer I(I') B(L) 145ZF2SP03 Specification Description Unit 1.9 m (6' 3") arm...
  • Page 26 (4) (4) 4.60 m (15' 1") boom and 2.50 m (8' 2"), 3.0 m (9' 10") arm with dozer 4.60 m (15' 1") boom and 2.50 m (8' 2"), 3.0 m (9' 10") arm with dozer I(I') B(L) 145ZF2SP03 Specification Description Unit 2.50 m (8' 2") arm...
  • Page 27 2) 2) HX145 LCR HX145 LCR 4. 4.60 m (15' 1") boom and 1.9 m (6' 3"), 2.1 m (6' 11") arm 60 m (15' 1") boom and 1.9 m (6' 3"), 2.1 m (6' 11") arm (1) (1) I(I')
  • Page 28 (2) (2) 4.60 m (15' 1") boom and 2.50 m (8' 2"), 3.0 m (9' 10") arm 60 m (15' 1") boom and 2.50 m (8' 2"), 3.0 m (9' 10") arm I(I') B(L) 145ZF2SP02 Specification Description Unit 2.50 m (8' 2") arm 3.0 m (9' 10") arm Operating weight kg (lb)
  • Page 29 (3) (3) 4.60 m (15' 1") boom and 1.9 m (6' 3"), 2.1 m (6' 11") arm with dozer 4.60 m (15' 1") boom and 1.9 m (6' 3"), 2.1 m (6' 11") arm with dozer I(I') B(L) 145ZF2SP03 Specification Description Unit 1.9 m (6' 3") arm...
  • Page 30 (4) (4) 4.60 m (15' 1") boom and 2.50 m (8' 2"), 3.0 m (9' 10") arm 4.60 m (15' 1") boom and 2.50 m (8' 2"), 3.0 m (9' 10") arm with dozer with dozer I(I') B(L) 145ZF2SP03 Specification Description Unit 2.50 m (8' 2") arm...
  • Page 31 3) 3) HX145 LCR 2- HX145 LCR 2-PIECE BOOM PIECE BOOM (1) (1) 4.939 m (16' 2") 2-piece boom and 1.9 m (6' 3"), 2.1 m (6' 11") arm 4.939 m (16' 2") 2-piece boom and 1.9 m (6' 3"), 2.1 m (6' 11") arm...
  • Page 32 (2) (2) 4.939 m (16' 2") 2-piece boom 4.939 m (16' 2") 2-piece boom and 2.50 m (8' 2") arm and 2.50 m (8' 2") arm I (I') B (L) 145ZF2SP06 Description Unit Specification Operating weight kg (lb) 15860 (34970) Bucket capacity (SAE heaped), standard 0.52 (0.68) Overall length...
  • Page 33 (3) (3) 4.939 m (16' 2") 2-piece boom and 1.9 m (6' 3"), 2.1m (6' 11") arm 4.939 m (16' 2") 2-piece boom and 1.9 m (6' 3"), 2.1m (6' 11") arm with dozer with dozer I (I') B (L) 145ZF2SP07 Specification Description...
  • Page 34 (4) (4) 4.939 m (16' 2") 2-piece boom and 2.50 m (8' 2") arm with dozer 4.939 m (16' 2") 2-piece boom and 2.50 m (8' 2") arm with dozer I (I') B (L) 145ZF2SP07 Description Unit Specification Operating weight kg (lb) 16680 (36770) Bucket capacity (SAE heaped), standard...
  • Page 35 3. 3. WORKING RANGE WORKING RANGE 4.60 4.60 m (15' 1") MONO (15' 1") MONO BOOM BOOM 1) 1) 145ZF2SP04 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 7730 mm (25' 4") 7900 mm (25'11")
  • Page 36 2) 2) 4.939 M (16' 2") 2-PIECE BOOM 4.939 M (16' 2") 2-PIECE BOOM 145ZF2SP08 Description 1.90 m (6' 3") Arm 2.10 m (6' 11") Arm 2.50 m ( 8' 2") Arm Max digging reach 8000 mm (26' 3") 8270 mm (27' 2") 8675 mm (28' 6") Max digging reach on ground 7850 mm (25' 9")
  • Page 37 4. WEIGHT 4. WEIGHT HX145LCR HX145 LCRD Item Upper structure assembly ·Main frame weld assembly 1300 2870 1266 2791 ·Engine assembly ← ← 1230 ·Main pump assembly ← ← ·Main control valve assembly ← ← ·Swing motor assembly ← ← ·Hydraulic oil tank assembly ←...
  • Page 38 The difference between the weight of a work tool attachment must be subtracted. Consult your Hyundai dealer regarding the lifting capacities for specific work tools and attachments. Failure to comply to the rated load can cause possible personal injury or property damage.
  • Page 39 Unit : mm Boom Boom Counterweight Shoe Dozer Outrigger Model Type Length Length Weight (kg) Width Front Rear Front Rear HX145LCR Mono 4600 2100 2800 · · : Rating over-front : Rating over-side or 360 degree Lift-point radius (B) At max. reach 1.5 m (4.9 ft) 3.0 m (9.8 ft) 4.5 m (14.8 ft)
  • Page 40 Unit : mm Boom Boom Counterweight Shoe Dozer Outrigger Model Type Length Length Weight (kg) Width Front Rear Front Rear HX145LCR Mono 4600 3000 2800 · · : Rating over-front : Rating over-side or 360 degree Lift-point radius (B) At max. reach 1.5 m (4.9 ft) 3.0 m (9.8 ft) 4.5 m (14.8 ft) 6.0 m (19.7 ft) 7.5 m (24.6 ft) Capacity Reach...
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