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Hyundai 35DS-7 - User Manual

Hyundai 35DS-7
246 pages
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CONTENTS
CONTENTS
SECTION 1 GENERAL
SECTION 1 GENERAL
Group 1 Safety hints
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Group 2 Specifications
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Group 3 Periodic replacement
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SECTION 2 REMOVAL AND INSTALLATION OF UNIT
SECTION 2 REMOVAL AND INSTALLATION OF UNIT
Group 1 Structure
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Group 2 Removal and Installation of Unit
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SECTION 3 POWER TRAIN SYSTEM
SECTION 3 POWER TRAIN SYSTEM
Group 1 Structure and operation
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Group 2 Inspection and troubleshooting
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Group 3 Disassembly and assembly
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SECTION 4 BRAKE SYSTEM
SECTION 4 BRAKE SYSTEM
Group 1 Structure and function
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Group 2 Operational checks and troubleshooting
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Group 3 Tests and adjustments
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SECTION 5 STEERING SYSTEM
SECTION 5 STEERING SYSTEM
Group 1 Structure and function
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Group 2 Operational checks and troubleshooting
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Group 3 Disassembly and assembly
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SECTION 6 HYDRAULIC SYSTEM
SECTION 6 HYDRAULIC SYSTEM
Group 1 Structure and function
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Group 2 Operational checks and troubleshooting
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Group 3 Disassembly and assembly
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1-1
1-5
1-13
2-1
2-2
3-1
3-13
3-19
4-1
4-9
4-11
5-1
5-10
5-12
6-1
6-19
6-24

Table of Contents

Questions and Answers

  • T
    Tracy BergerAug 16, 2025
    Why is my Hyundai 35DS-7 Forklifts T/M overheating?
    • M
      markestradaAug 16, 2025
      Several factors can cause the T/M in your Hyundai Forklifts to overheat. These include a clogged cooling line, incorrect oil level (too high or too low), low pump pressure due to pump wear or defect, partial clutch wear or slip, air mixed with the oil (possibly from a leakage at the pump input port), insufficient oil flow through the T/C, machine overload, excessive inching operation, excessive stall operation of T/C, or a cooler bypass valve stuck open, leading to insufficient oil flow through the oil cooler.
  • L
    lee89Aug 22, 2025
    Why is there a reverse gear shift failure in my Hyundai 35DS-7 Forklifts?
    • J
      Jenna SnyderAug 22, 2025
      Reverse gear shift failure in Hyundai Forklifts may occur due to excessive wear of the disk and plate at the reverse clutch, oil leakage from a seal, defects in reverse clutch components such as metal sealing wear or defect, clutch piston seal wear or defect, or damage to other components. It can also be caused by malfunction of the solenoid or related electric parts.
  • P
    Priscilla StrongAug 26, 2025
    Why is there a forward gear shift failure in my Hyundai Forklifts?
    • H
      Hannah EvansAug 26, 2025
      Forward gear shift failure in Hyundai Forklifts can be due to excessive wear of the disk and plate at the forward clutch, oil leakage from a seal, defects in forward clutch components such as metal sealing wear or defect, clutch piston seal wear or defect, or damage to other components. It can also be caused by malfunction of the solenoid or related electric parts.
  • J
    Julie PriceAug 28, 2025
    What causes slow clutch meshing or failure in Hyundai 35DS-7 Forklifts?
    • T
      torresmarieAug 28, 2025
      Slow clutch meshing or failure in Hyundai Forklifts can result from low oil pressure, low converter oil pressure, or air mixed with oil, potentially entering through the pump input port or due to a low oil level. It can also be caused by abnormal adjustment of the inching valve linkage. If the issue is air mixed with oil, check if: - Air mixed through the pump input port. - Low oil level.
  • K
    katherine35Aug 31, 2025
    What causes high stall speed at all of gear stage in Hyundai 35DS-7 Forklifts?
    • B
      Billy OwensAug 31, 2025
      High stall speed at all gear stages in Hyundai Forklifts can be caused by a low oil level, air mixed with the oil, clutch slip, or T/C malfunctioning.
  • E
    ericbeckSep 3, 2025
    What causes slow clutch meshing and rough gear shift in Hyundai 35DS-7?
    • M
      Michelle MurraySep 3, 2025
      Slow clutch meshing and rough gear shift in Hyundai Forklifts can be attributed to incorrect adjustment of the inching valve, an inching valve that is not closed or has a clogged orifice, low main pressure, low pressure of the direction clutch, oil leakage, or a valve spool spring that is weakened or damaged.
  • N
    Nicholas WrightSep 6, 2025
    What causes high stall speed at partial direction or speed in Hyundai Forklifts?
    • W
      wendycameronSep 6, 2025
      High stall speed at a partial direction or speed in Hyundai Forklifts can be caused by clutch line leakage or a clutch defect.
  • K
    Kristine MartinSep 9, 2025
    Why is there abnormal movement to the specified direction at neutral in Hyundai 35DS-7?
    • D
      dicksoncourtneySep 9, 2025
      Abnormal movement in a specific direction while in neutral in Hyundai Forklifts can be caused by a clutch defect, damaged clutch disk and plate, a defective valve spool, or a stuck valve spool.
  • Z
    Zoe HarperSep 12, 2025
    What causes low stall speed in Hyundai 35DS-7 Forklifts?
    • A
      Anna SummersSep 12, 2025
      Low stall speed in Hyundai Forklifts can be caused by incorrect engine performance or torque converter stator failure.
  • D
    Donna Escobar MDNov 18, 2025
    What causes failure at the specific gear stage in Hyundai 35DS-7?
    • P
      pamela36Nov 18, 2025
      Failure at a specific gear stage in your Hyundai Forklifts can be attributed to several issues related to low or no oil pressure, such as: no oil, low oil level, or high oil viscosity; a loose, incorrectly adjusted, or damaged inching control valve connection; a stuck or open inching valve spool; a damaged or defective oil pump; breakage of the T/C pump gear side bolt or the gear not meshing with the pump; a stuck or open main regulator valve; a clogged oil circuit or contaminated strainer; T/M internal leakage or control valve gasket damage; wear or damage to the clutch shaft metal sealing; damage or wear to the clutch piston seal; or oil leakage due to control valve gasket wear. Other potential causes include an abnormal connection of the outer line of the cooler and a mechanical defect ...

Hyundai 35DS-7 Specifications

General IconGeneral
Model35DS-7
CategoryForklifts
Load Capacity3500 kg
Power SourceDiesel
Lift Height3000 mm
Mast TypeDuplex
Load Center500 mm
Engine Power50 kW
Fork Length1070 mm
Tire TypePneumatic
TransmissionAutomatic
Fuel TypeDiesel
Fuel Tank Capacity70 liters

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