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Jungheinrich DFG 435s - User Manual

Jungheinrich DFG 435s
229 pages
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DFG/TFG 425s / 435s
G
10.07-
Operating Instructions
51077936 ► 51209061
01.09 ► 03.13

Table of Contents

Questions and Answers

  • N
    Nicole DavisAug 18, 2025
    Why Jungheinrich Forklifts engine oil indicator lit during operation?
    • M
      myoungAug 18, 2025
      The engine oil indicator might light up during operation because the engine oil level is too low. Check the engine oil level and top it up if needed.
  • M
    Mary FisherAug 21, 2025
    What to do if my Jungheinrich Forklifts starter does not turn?
    • T
      tjohnsonAug 21, 2025
      If the starter doesn't turn, here are some things to check: * The battery charge might be too low. Check the battery charge and charge the battery if necessary. * The battery terminal cable might be loose or the terminals oxidized. Clean and grease the terminals, then tighten the battery terminal cable. * The starter cable might be loose or broken. Check the starter cable and tighten or replace it as required. * The starter solenoid might be jammed. Check if the magnetic switch audibly engages.
  • C
    christopherlloydAug 25, 2025
    Why Jungheinrich Forklifts overtemperature indicator lit?
    • D
      Diana MiddletonAug 25, 2025
      If the overtemperature indicator is lit, it could be due to several reasons: * The engine oil level might be too low. Check the engine oil level and top it up if necessary. * The radiator might be contaminated. Clean the radiator. * The coolant level might be too low. Check the engine radiator system for leaks and add coolant if necessary. * The fan V belt might be slipping. Check the V belt tension and tighten or replace it as required.
  • T
    Tiffany GilbertAug 27, 2025
    Why Jungheinrich DFG 435s truck does not reach max. speed?
    • N
      nancy21Aug 28, 2025
      If the truck isn't reaching its maximum speed, it could be because the hydraulic reservoir oil level is too low. Check the hydraulic oil and top it up if necessary.
  • L
    Lauren LawrenceAug 30, 2025
    What to do if Jungheinrich Forklifts steering is sluggish?
    • K
      Kristina SmithAug 30, 2025
      If the steering feels sluggish, check the steering axle tire pressure and increase it to the correct pressure if necessary.
  • X
    xsnyderSep 2, 2025
    Why Jungheinrich DFG 435s lift speed too low?
    • M
      morrisonstevenSep 3, 2025
      If the lift speed is too low, consider these possible causes: * The hydraulic reservoir oil level might be too low. Check the hydraulic oil and top it up if necessary. * The hydraulic reservoir discharge system might be contaminated or blocked. Replace the hydraulic reservoir discharge system.
  • H
    hdeckerSep 5, 2025
    Why Jungheinrich DFG 435s Forklifts engine running but truck does not travel?
    • M
      Mary WaltonSep 6, 2025
      If the engine is running but the truck won't move, it could be due to: * The travel direction switch being in neutral. Set the travel direction switch to the desired direction. * The parking brake being applied. Release the parking brake.
  • M
    melindawilliamsSep 8, 2025
    What causes excessive steering play in Jungheinrich DFG 435s Forklifts?
    • M
      Megan Mueller MDSep 8, 2025
      Excessive steering play can be caused by air in the steering system. Check the hydraulic oil level, top up if necessary, and then turn the steering wheel several times from one end to the other.
  • S
    Sydney MccoySep 12, 2025
    Why Jungheinrich DFG 435s load cannot be raised to max. height?
    • A
      Ashley WoodSep 12, 2025
      If the load cannot be raised to the maximum height, the hydraulic reservoir oil level might be too low. Check the hydraulic oil and top it up if necessary.
  • K
    Karen BerryNov 14, 2025
    What to do if my Jungheinrich DFG 435s Forklifts engine does not start?
    • N
      Nicholas CarpenterNov 15, 2025
      If the engine doesn't start, consider these potential causes: * The air filter might be contaminated. In this case, clean or replace the air filter. * The fuel tank could be empty, or the injection system might have suctioned in air. Refill with diesel and bleed the injection system. * There might be water in the fuel system. If so, discharge the fuel system and refill the truck. * The fuel filter could be contaminated. Check the fuel flow and replace the fuel filter if necessary. * Paraffin separation from the diesel might have occurred (flakes forming). Park the truck in a warm room until the separation returns to its original state, and replace the fuel filter if needed, filling with winter diesel. * The LPG bottle shutoff valve might be closed. Open the shutoff valve. * ...

Summary

A Correct Use and Application

General Operation and Safety Guidelines

Covers proper truck usage, approved conditions, and general safety rules for operation.

Responsibilities and Modifications

Details proprietor duties and guidelines for adding attachments or optional equipment to the truck.

B Truck Description

Truck Overview and Technical Specifications

Provides a comprehensive description of truck models, functionality, and technical specifications like dimensions.

Identification Points and Data Plates

Explains identification points and data plates on the truck for reference and part ordering.

D Fuelling the Truck

Fueling Procedures and Safety Precautions

Outlines safety rules and procedures for refueling with diesel fuel and LPG, including container handling.

E Operation

Operational Safety and Driving Conduct

Details essential safety rules, driving best practices, and procedures for safe truck operation.

Operator Interface and Adjustments

Explains the truck's control panel, operating controls, and how to adjust the operator's position for comfort.

Optional Equipment Operation

Describes the functionality and operation of optional equipment such as the keypad and assistance systems.

F Industrial Truck Maintenance

Maintenance Safety and Regulations

Outlines crucial safety measures and regulations for performing maintenance and repair work on the truck.

Routine Maintenance Procedures

Details step-by-step procedures for routine maintenance tasks on various truck systems.

Servicing and Inspection Schedule

Provides a schedule for safety tests, inspections, and maintenance intervals to ensure ongoing safe operation.

Jungheinrich DFG 435s Specifications

General IconGeneral
BrandJungheinrich
ModelDFG 435s
CategoryForklifts
LanguageEnglish

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