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JLG E450AJ - Service Manual

JLG E450AJ
480 pages
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Service and Maintenance Manual
Models
E450A
E450AJ
M450A
M450AJ
SN 0300208529
to Present
PN - 3121714
November 30, 2018 - Rev D
AS/NZS

Table of Contents

Other manuals for JLG E450AJ

Questions and Answers

  • R
    Roger DeanAug 13, 2025
    What to do if my JLG Lifting Systems unit is off and the engine won't crank?
    • M
      Miranda HendersonAug 13, 2025
      If the JLG Lifting Systems unit is off or disabled, and the engine won't crank, begin by checking the position of the selector switch and ensure the inhibit run is released. Inspect the warning LED and address any faults before restarting the RBS. Verify the start battery voltage, check the control fuse, and look for any loose wiring or connections.
  • O
    olivia77Aug 17, 2025
    Why is my JLG Lifting Systems engine temperature high?
    • J
      jasoncruzAug 17, 2025
      If your JLG Lifting Systems engine temperature is high, check for any obstructions blocking the cooling airflow to the engine. Ensure the ambient temperature is within the engine's design limits. Also, verify the correct operation of the engine temperature sensor.
  • S
    Sarah JohnsonAug 20, 2025
    What to do if my JLG Lifting Systems engine is overcranking?
    • C
      cathycoleAug 21, 2025
      If the JLG Lifting Systems engine is experiencing an overcrank, first check the fuel level and connections. Then, verify the operation of the fuel solenoid and fuel pump. Check the start battery voltage. If the engine exhaust contains white smoke, it indicates fuel is entering the engine but the engine is not firing. If the ambient temperature is low, verify that the heater and/or glow plug are operating.
  • J
    jacksonchristopherAug 25, 2025
    Why is my JLG Lifting Systems engine running with underspeed?
    • J
      Joseph PattersonAug 26, 2025
      If the JLG Lifting Systems engine is running with underspeed, make sure there's enough fuel and combustion air going to the engine. Check the air cleaner. Also, check the governor lever setting and readjust it if needed.
  • S
    Sean MacdonaldAug 28, 2025
    What to do if my JLG Lifting Systems shows low oil pressure?
    • E
      Edward WarrenAug 28, 2025
      If the JLG Lifting Systems reports low oil pressure, check the oil level and the oil supply lines. Also, verify the correct operation of the oil pressure switch with a test gauge.
  • L
    lopezdanielleSep 1, 2025
    What causes overspeed in JLG Lifting Systems?
    • S
      sbatesSep 1, 2025
      If the JLG Lifting Systems indicates an overspeed condition, verify the setting of the governor lever and readjust it if required.
  • S
    Sharon BrownSep 4, 2025
    What to do if my JLG Lifting Systems shows overvoltage?
    • S
      Steven ContrerasSep 5, 2025
      If the JLG Lifting Systems shows an overvoltage, check the alternator output voltage.
  • T
    Terry JohnsonSep 9, 2025
    What to do if my JLG Lifting Systems has no speed signal?
    • J
      Jeffery JenkinsSep 9, 2025
      If the JLG Lifting Systems has no speed signal, check the wiring connections.

JLG E450AJ Specifications

General IconGeneral
Platform Height45 ft
Weight13, 400 lb
Power SourceElectric
Platform Capacity500 lbs
Platform Capacity - Unrestricted500 lbs
Tire TypeSolid

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