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JLG E400A, E400AJP, E400AJP narrow, E400A narrow, E450A, E450AJ, M400A, M400AJP and 4 more Boom Lift Parts Manual

308 pages · Publication 3121830 · E400A, E400AJP, E400AJP narrow, E400A narrow, E450A, E450AJ, M400A, M400AJP, M400AJP narrow, M400A narrow, M450A, M450AJ

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Models
E400A, E400AJP, E400AJP narrow, E400A narrow, E450A, E450AJ, M400A, M400AJP, M400AJP narrow, M400A narrow, M450A, M450AJ
Serial coverage
E400A:-0300189901, E400AJP:-0300189901, E400AJPnarrow:-0300189901, E400Anarrow:-0300189901, E450A:-0300189898, E450AJ:-0300189898, M400A:-0300189901, M400AJP:-0300189901, M400AJPnarrow:-0300189901, M450A:-0300189898, M450AJ:-0300189898, Exclude Serial Number Range: 0300185900, 0300186011, 0300189900
Manual type
Parts Manual
Pages
308
Publication
3121830
Condition
Brand new
JLG E400A, E400AJP, E400AJP narrow, E400A narrow, E450A, E450AJ, M400A, M400AJP, M400AJP narrow, M400A narrow, M450A, M450AJ Boom Lift Parts Manual, publication 3121830

What's inside

From the manual's own table of contents: 34 sections, 90 entries. See sample pages (PDF, 548 KB)

General56 topics
  • SECTION 1 - FRAME
  • FIGURE 1-1. STEER INSTALLATION
  • FIGURE 1-2. TIRE AND WHEEL DRIVE INSTALLATION
  • FIGURE 1-3. DRIVE HUB ASSEMBLY (Prior to SN 0300154191)
  • FIGURE 1-4. DRIVE HUB ASSEMBLY
  • FIGURE 1-5. HYDRAULIC COMPONENTS INSTALLATION
  • FIGURE 1-6. BRAKE/STEER VALVE ASSEMBLY
  • FIGURE 1-7. BATTERIES AND CHARGER INSTALLATION
  • FIGURE 1-8. MAC BATTERY CHARGER ASSEMBLY
  • FIGURE 1-9. ELECTRICAL COMPONENTS INSTALLATION (FRAMED MOUNTED)
  • FIGURE 1-10. YANMAR MOTOR/GENERATOR INSTALLATION (M MODELS ONLY)
  • FIGURE 1-11. KUBOTA MOTOR/GENERATOR INSTALLATION (M MODELS ONLY)
  • FIGURE 1-12. FRAME COVERS INSTALLATION
  • SECTION 2 - TURNTABLE
  • FIGURE 2-1. VALVES AND HORN INSTALLATIONS
  • FIGURE 2-2. MAIN CONTROL VALVE ASSEMBLY
  • FIGURE 2-3. TURNTABLE AND SWING DRIVE INSTALLATION
  • FIGURE 2-4. SWING MOTOR ASSEMBLY (Prior to SN 0300135649)
  • FIGURE 2-5. SWING MOTOR ASSEMBLY
  • FIGURE 2-6. SWING BEARING ASSEMBLY
  • FIGURE 2-7. FUEL TANK AND MOTOR CONTROL MODULE INSTALLATION (M MODELS ONLY)
  • FIGURE 2-8. GROUND CONTROL BOX ASSEMBLY
  • FIGURE 2-9. HOODS AND BEACON LIGHT INSTALLATIONS
  • SECTION 3 - BOOM
  • FIGURE 3-1. BOOMS AND CYLINDERS INSTALLATION
  • FIGURE 3-2. E/M450A & E/M400A MAIN BOOM ASSEMBLY AND PLATFORM SUPPORT INSTALLATION
  • FIGURE 3-3. E/M450AJ MAIN BOOM ASSEMBLY
  • FIGURE 3-4. E/M450AJ JIB AND PLATFORM SUPPORT AND ROTATOR INSTALLATION
  • FIGURE 3-5. E/M400AJP MAIN BOOM ASSEMBLY
  • FIGURE 3-6. E/M400AJP JIB AND PLATFORM SUPPORT AND ROTATOR INSTALLATION
  • FIGURE 3-7. ROTATOR ASSEMBLY
  • FIGURE 3-8. PLATFORM SUPPORT INSTALLATION - WITH LSS
  • FIGURE 3-9. CABLES/CLAMPS AND LIMIT SWITCHES INSTALLATIONS
  • SECTION 4 - PLATFORM
  • FIGURE 4-1. PLATFORM COMPONENTS INSTALLATION (FRONT ENTRY PLATFORM)
  • FIGURE 4-2. PLATFORM COMPONENTS INSTALLATION (SIDE ENTRY PLATFORM)
  • FIGURE 4-3. PLATFORM PADDING INSTALLATION (FRONT ENTRY PLATFORM)
  • FIGURE 4-4. PLATFORM PADDING INSTALLATION (SIDE ENTRY PLATFORM)
  • FIGURE 4-5. PLATFORM TOP RAIL EXTENSION INSTALLATION (SIDE ENTRY PLATFORM)
  • FIGURE 4-6. PLATFORM CONSOLE ASSEMBLY
  • FIGURE 4-7. CONTROLLER ASSEMBLY (SWING AND LIFT)
  • FIGURE 4-8. CONTROLLER ASSEMBLY (DRIVE AND STEER)
  • FIGURE 4-9. PIPE RACKS INSTALLATION
  • SECTION 5 - CYLINDER
  • FIGURE 5-1. JIB CYLINDER ASSEMBLY
  • FIGURE 5-2. JIB CYLINDER ASSEMBLY
  • FIGURE 5-3. PLATFORM LEVEL CYLINDER ASSEMBLY
  • FIGURE 5-4. PLATFORM LEVEL CYLINDER ASSEMBLY
  • FIGURE 5-5. PLATFORM LEVEL CYLINDER ASSEMBLY - JIB
  • FIGURE 5-6. PLATFORM LEVEL CYLINDER ASSEMBLY - JIB
  • FIGURE 5-7. LIFT CYLINDER ASSEMBLY - LOWER
  • FIGURE 5-8. LIFT CYLINDER ASSEMBLY - LOWER - E\M400A (SERVICE REPLACEMENT)
  • FIGURE 5-9. LIFT CYLINDER ASSEMBLY - LOWER - E/M450A (SERVICE REPLACEMENT)
  • FIGURE 5-11. LIFT CYLINDER ASSEMBLY - MID
  • FIGURE 5-12. LIFT CYLINDER ASSEMBLY - MID - E/M450A (SERVICE REPLACEMENT)
  • FIGURE 5-13. MID LIFT CYLINDER ASSEMBLY (E/M450AJ & E/M400AJP (SERVICE REPLACEMENT)
FIGURE 5-14. MID LIFT CYLINDER ASSEMBLY (E/M400A) (SERVICE REPLACEMENT)
FIGURE 5-15. LIFT CYLINDER ASSEMBLY - UPPER
FIGURE 5-16. LIFT CYLINDER ASSEMBLY - UPPER - E/M450A & E/M400A (SERVICE REPLACEMENT)
FIGURE 5-18. MASTER CYLINDER ASSEMBLY
FIGURE 5-19. MASTER CYLINDER ASSEMBLY
FIGURE 5-20. MASTER CYLINDER ASSEMBLY
FIGURE 5-21. MASTER CYLINDER ASSEMBLY
FIGURE 5-22. STEER CYLINDER ASSEMBLY
FIGURE 5-23. TELESCOPE CYLINDER ASSEMBLY
FIGURE 5-24. TELESCOPE CYLINDER ASSEMBLY (ORIGINAL EQUIPMENT)
FIGURE 5-25. TELESCOPE CYLINDER ASSEMBLY - E/M400A (SERVICE REPLACEMENT)
FIGURE 5-26. TELESCOPE CYLINDER ASSEMBLY - E/M450A (SERVICE REPLACEMENT)
FIGURE 5-27. TELESCOPE CYLINDER ASSEMBLY - E450AJ/M450AJ (SERVICE REPLACEMENT)
FIGURE 5-28. TELESCOPE CYLINDER ASSEMBLY
FIGURE 5-29. TELESCOPE CYLINDER ASSEMBLY - E450AJ/M450AJ (SERVICE REPLACEMENT)
FIGURE 5-30. COUNTERBALANCE VALVE ASSEMBLY
SECTION 6 - HYDRAULIC
FIGURE 6-1. STANDARD HYDRAULIC DIAGRAM (E/M400A & E/M450A)
FIGURE 6-2. STANDARD HYDRAULIC DIAGRAM (E/M450AJ)
FIGURE 6-3. STANDARD HYDRAULIC DIAGRAM (E/M400AJP)
FIGURE 6-4. HYDRAULIC DIAGRAM LIST
SECTION 7 - ELECTRICAL
FIGURE 7-1. ELECTRICAL DIAGRAM LIST
Show all 35 sections
FIGURE 7-2. HARNESS COMPONENTS INSTALLATION (WITH MAC CHARGER)
FIGURE 7-3. HARNESS COMPONENTS INSTALLATION (WITH DELTA-Q CHARGER)
SECTION 8 - DECALS
FIGURE 8-1. DECAL INSTALLATION (Prior to SN 0300096809)
FIGURE 8-2. DECAL INSTALLATION
SECTION 9 - RECOMMENDED SERVICE PARTS STOCK
FIGURE 9-1. MODEL E/M400A/AJPNARROW & E/M450A/AJ STANDARD PARTS
FIGURE 9-2. MODEL E/M400A/AJPNARROW & E/M450A/AJ VARIABLE PARTS
SECTION 10 - SPECIAL OPTIONS
FIGURE 10-1. SPECIAL OPTIONS
PART NUMBER INDEX

Inside this manual

Real pages from this parts manual (308 pages). Open the sample pages (PDF, 548 KB)

Sample pages from the JLG E400A, E400AJP, E400AJP narrow, E400A narrow, E450A, E450AJ and 6 more Boom Lift Parts Manual: Parts illustration, Parts illustration, Parts illustration
  • Parts illustration, page 183: SECTION 5 - CYLINDER
  • Parts illustration, page 227: SECTION 5 - CYLINDER
  • Parts illustration, page 295: SECTION 10 - SPECIAL OPTIONS

Other manuals for this machine

Save 10% on 2 manuals, 15% on 3 or more. Other manuals are listed below. Editions cover different serial number ranges: check the serial coverage and tick only the ones that match your machine.

This manual: Parts Manual 3121830$69.71
Other manuals for the E400A, M400A, M400A narrow

Service manuals

Details
Details

This is a parts manual

Here's how it compares to the other manual types.

Service manual

Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.

Operator's manual

Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.

This manual

Parts manual

Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.

What it's used for

Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.

Service shops and owner/operators who repair their own equipment

Identifying correct parts and seeing how assemblies come apart and go back together

Keeping equipment running with less downtime

Factory manual, 308 pages

Quantity one is the manual described above.

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60-day returns

Free if the mistake is ours. A manual ordered in error must come back unopened in its shrink-wrap; you pay return shipping and a 20% restocking fee applies. Return policy

Binder not included

Manuals over about 300 pages may need a standard 3-ring binder, which you can buy locally to keep the pages organized for shop use.

Other editions and similar models

JLG E400A, E400AJP, E400AJP narrow, E400A narrow, E450A, E450AJ, M400A, M4Parts Manual · 3121128 · $69.61JLG E400AJP, E400AJP narrow, E400A narrow, M400AJP, M400AJP narrowParts Manual · 3121646 · $69.95JLG E400AJP, E400AJP narrow, E400A narrow, M400AJP, M400AJP narrowParts Manual · 3121718 · $69.79JLG E450A, E450AJ, M450AJParts Manual · 3121649 · $69.63JLG E450A, E450AJ, M450AJParts Manual · 3121715 · $69.85JLG E400AJP narrow, E400A narrowParts Manual · 31215011 · $69.75JLG E400AJP narrow, E400A narrowParts Manual · 31215011_Rev_B · $69.71JLG E450AJParts Manual · 31215014 · $69.73

Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).