Hyundai HX430 L Service Manual
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Hyundai HX430 L Service Manual

Crawler excavator
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HX430 L
CRAWLER EXCAVATOR
SERVICE MANUAL

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Summary of Contents for Hyundai HX430 L

  • Page 1 HX430 L 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 Group 5 Rcv Lever Group 6 Rcv Pedal...
  • Page 3 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 Group 3 Electrical System Group 4 Mechatronics System SECTION 7 MAINTENANCE STANDARD...

  • Page 4: 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 5: How To Read The Service Manual

    Revised edition mark( 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 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 7 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 8 Liter to U.S. Gallon = 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 9.510...
  • Page 9 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...
  • Page 10 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 11 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 Group 1 Safety Hints -------------------------------------------------------------------------------------------------------- 1-1 Group 2 Specifications ----------------------------------------------------------------------------------------------------- 1-10...

  • Page 13: Group 1 Safety

    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 14 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 15 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 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 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 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 19 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 20 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 21 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 1. MAJOR COMPONENT DEF/AdBlue tank Tool box Fuel tank Hydraulic tank Main pump After treatment device Engine Charge air cooler Radiator Oil cooler Main control valve Tooth Bucket Turning joint Swing motor Arm cylinder Boom Boom cylinder Handrail Counterweight Swing...
  • Page 23 2. SPECIFICATIONS HX430 L 6.5 m (21' 4") BOOM and 3.2 m (10' 6") ARM I(I') B(L) 430F2SP02 Description Unit Specification Operating weight kg (lb) 44120 (97270) Bucket capacity (SAE heaped), standard 1.90 (2.49) Overall length 11400 (37' 5") Overall width, with 600 mm shoe 3340 (10'11")
  • Page 24 3. WORKING RANGE HX430 L 6.5 m (21' 4") BOOM] 430F2SP03 Description 2.6 m (8' 6") Arm 3.2 m (10' 6") Arm Max digging reach 10750 mm (35' 3") 11160 mm (36' 7") Max digging reach on ground 10520 mm (34' 6") 10930 mm (35' 10")
  • Page 25 4. WEIGHT HX430 L Item Upperstructure assembly 15610 34410 Main frame weld assembly 3045 6710 Engine assembly 1565 Main pump assembly Main control valve assembly Swing motor assembly Hydraulic oil tank assembly Fuel tank assembly Counterweight 7500 16535 Cab assembly...
  • Page 26 Lifting capacities will vary with different work tools, ground conditions and attachments. 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 27 6.5 m (21' 4") boom, 3.2 m (10' 6") arm equipped with 1.90 m (SAE heaped) bucket and 600 mm (24") triple grouser shoe and 6200 kg (13670 lb) counterweight. Load radius At max. reach Load 1.5 m (5.0 ft) 3.0 m (10.0 ft) 4.5 m (15.0 ft) 6.0 m (20.0 ft) 7.5 m (25.0 ft) 9.0 m (30.0 ft) Capacity Reach point...
  • Page 28 Work tools and ground conditions have effects on machine performance. Select an optimum combination according to the working conditions and the type of work that is being done. Consult your Hyundai dealer for information on selecting the correct boom arm bucket combination. 1-16...
  • Page 29 600 (24) 700 (28) 750 (30) 800 (32) 900 (36) Operating weight kg (lb) 44120 (97270) 44640 (98410) 44900 (98990) 45170 (99580) 45680 (100710) HX430 L Ground pressure kgf/cm 0.76 (10.81) 0.66 (9.39) 0.62 (8.82) 0.59 (8.39) 0.53 (7.54) (psi)
  • Page 30 SELECTION OF TRACK SHOE Suitable track shoes should be selected according to operating conditions. Method of selecting shoes Confirm the category from the list of applications in table 2, then use table 1 to select the shoe. Wide shoes (categories B and C) have limitations on applications. Before using wide shoes, check the precautions, then investigate and study the operating conditions to confirm if these shoes are suitable.
  • Page 31 8. SPECIFICATIONS FOR MAJOR COMPONENTS ENGINE Item Specification Model Cummins QSL9 Type 4-cycle turbocharged charger air cooled diesel engine Cooling method Water cooling Number of cylinders and arrangement 6 cylinders, in-line Firing order 1-5-3-6-2-4 Combustion chamber type Direct injection type Cylinder bore stroke 114 145 mm (4.49"...
  • Page 32 GEAR PUMP Item Specification Type Fixed displacement gear pump single stage Capacity 15cc/rev Maximum pressure 40 kgf/cm (570 psi) Rated oil flow 27.00 /min (7.1 U.S. gpm/5.9 U.K. gpm) MAIN CONTROL VALVE Item Specification Type 9 spools Operating method Hydraulic pilot system Main relief valve pressure 330 kgf/cm (4690 psi) [360 kgf/cm...
  • Page 33 3340 mm (10' 11") 0.76 kgf/cm (10.81 psi) 700 mm (28") 3440 mm (11' 3") 0.66 kgf/cm (9.39 psi) HX430 L 750 mm (30") 3490 mm (11' 5") 0.62 kgf/cm (8.82 psi) Option 800 mm (32") 3540 mm (11' 7") 0.59 kgf/cm...
  • Page 34 Using any lubricating oils other than HYUNDAI genuine products may lead to a deterioration of performance and cause damage to major components. Do not mix HYUNDAI genuine oil with any other lubricating oil as it may result in damage to the systems of major components.

  • Page 35: Section 2 Structure And Function

    SECTION 2 STRUCTURE AND FUNCTION Group 1 Pump Device ---------------------------------------------------------------------------------------------------- 2-1 Group 2 Main Control Valve ------------------------------------------------------------------------------------------ 2-20 Group 3 Swing Device --------------------------------------------------------------------------------------------------- 2-46 Group 4 Travel Device --------------------------------------------------------------------------------------------------- 2-58 Group 5 RCV Lever -------------------------------------------------------------------------------------------------------- 2-72 Group 6 RCV Pedal -------------------------------------------------------------------------------------------------------- 2-79...

  • Page 36: Group 1 Pump Device

    SECTION 2 STRUCTURE AND FUNCTION GROUP 1 PUMP DEVICE 1. STRUCTURE The pump device consists of main pump, regulator and gear pump. Psv2 (a1) (a2) Psv1 Qmin adjusting screw Qmax adjusting screw Qmin adjusting screw Regulator Regulator Psv1 (a1) (a2) Front pump Port block Rear pump...
  • Page 37 MAIN PUMP (1/2) The main pump consists of two piston pumps (front & rear) and valve block. 380F2MP02 04 Gear pump 271 Pump casing 710 O-ring 111 Drive shaft (F) 311 Valve cove r(F) 717 O-ring 113 Drive shaft (R) 312 Valve cover (R) 719 O-ring 114 Spline coupling...
  • Page 38 FRONT REGULATOR (1/2) Psv1 FRONT Hydraulic circuit 644 645 SECTION B-B 755 541 545 543 722 497 438 Port Port name Port size Pilot port PF 1/4-15 Psv1 Servo assist port PF 1/4-15 Power shift port VIEW C Companion delivery port 38092RG01...
  • Page 39 REAR REGULATOR (1/2) REAR Psv2 Hydraulic circuit 644 645 SECTION B-B Port Port name Port size Pilot port PF 1/4-15 Psv1 Servo assist port PF 1/4-15 Power shift port Companion delivery port 430F2RG02...
  • Page 40 REGULATOR (2/2) SECTION A-A 38092RG03 407 Hexagon socket bolt 625 Outer spring 725 O-ring 408 Hexagon socket bolt 626 Inner spring 728 O-ring 412 Hexagon socket bolt 627 Adjust stem (C) 730 O-ring 413 Hexagon socket bolt 628 Adjust screw (C) 732 O-ring 436 Hexagon socket bolt 629 Cover (C)
  • Page 41 This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...

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