JLG 1250AJP Boom Lift Parts Manual

Name: JLG 1250AJP Boom Lift Parts Manual
Brand: MidWestTech
SKU: 3121172
Price: 69.75 USD
Availability: InStock

500 pages · Publication 3121172

$69.75

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Models: 1250AJP
Serial coverage: Prior to 0300201017
Manual type: Parts Manual
Pages: 500
Publication: 3121172
Condition: Brand new

JLG 1250AJP Boom Lift Parts Manual, publication 3121172

What's inside

From the manual's own table of contents: 51 sections, 110 entries. See sample pages (PDF, 600 KB)

Search the contents

General52 topics

SECTION 1 - FRAME
FIGURE 1-1. AXLE INSTALLATIONS
FIGURE 1-2. STEER INSTALLATION
FIGURE 1-3. TIRE AND WHEEL DRIVE INSTALLATION
FIGURE 1-4. DRIVE HUB ASSEMBLY (Prior to SN 0300079667)
FIGURE 1-5. DRIVE MOTOR ASSEMBLY (Prior to SN 0300079667)
FIGURE 1-9. DRIVE HUB ASSEMBLY - REGGIANA RIDUTTORI (SN 0300103907 through 0300201017)
FIGURE 1-11. FRAME VALVES AND COVERS INSTALLATION
FIGURE 1-12. TRACTION VALVE ASSEMBLY (Prior to SN 0300103907)
SECTION 2 - TURNTABLE
FIGURE 2-1. VALVE, BATTERY, HORN AND AUXILIARY PUMP INSTALLATIONS
FIGURE 2-2. MAIN VALVE ASSEMBLY
FIGURE 2-3. TURNTABLE SWING DRIVE AND BEARING INSTALLATION
FIGURE 2-4. SWING MOTOR/HUB ASSEMBLY
FIGURE 2-5. CATERPILLAR DIESEL ENGINE INSTALLATION
FIGURE 2-6. DEUTZ BF4M2011 TIER II AND TD2011 TIER III/IVI ENGINE INSTALLATIONS
FIGURE 2-7. DEUTZ TD2011 TIER IVI FLEX AND TIER IVI-PRE ENGINE INSTALLATION
FIGURE 2-8. DEUTZ TCD2.9L4 ENGINE INSTALLATIONS
FIGURE 2-9. PUMP ASSEMBLY (REXROTH) (CATERPILLAR ENGINE MACHINES)
FIGURE 2-10. PUMP ASSEMBLY (REXROTH) (DEUTZ ENGINE MACHINES)
FIGURE 2-11. PUMP ASSEMBLY (SAUER TANDEM)
FIGURE 2-12. PUMP ASSEMBLY (SAUER PISTON) (Prior to SN 0300200040)
FIGURE 2-14. PUMP ASSEMBLY (SAUER GEAR)
FIGURE 2-15. TANK INSTALLATION
FIGURE 2-16. ROTARY COUPLING AND COLLECTOR RING INSTALLATION
(OPTIONAL)
FIGURE 2-18. HYDRAULIC OIL COOLER INSTALLATION - DEUTZ TCD2.9L4 ENGINES (OPTIONAL)
FIGURE 2-19. GROUND CONTROLS INSTALLATION (WITHOUT UGM)
FIGURE 2-20. GROUND CONTROLS INSTALLATION (WITH UGM)
FIGURE 2-21. ACCESSORIES INSTALLATION
FIGURE 2-22. ENGINE TRAY JACK INSTALLATION
FIGURE 2-23. HOODS INSTALLATION
FIGURE 2-24. 2500W GENERATOR INSTALLATION - CATERPILLAR MACHINES (OPTIONAL)
FIGURE 2-25. 2500W GENERATOR INSTALLATION - DEUTZ MACHINES (OPTIONAL)
FIGURE 2-26. 4000W GENERATOR INSTALLATION - DEUTZ MACHINES
FIGURE 2-27. 7500W SKYPOWER GENERATOR INSTALLATION - CATERPILLAR MACHINES (OPTIONAL)
FIGURE 2-28. 7500W SKYPOWER GENERATOR INSTALLATION - DEUTZ MACHINES (OPTIONAL)
FIGURE 2-29. CLEARSKY TELEMATICS INSTALLATION (WITHOUT UGM) (OPTIONAL)
FIGURE 2-30. CLEARSKY TELEMATICS INSTALLATION (WITH UGM) (OPTIONAL)
SECTION 3 - BOOM
FIGURE 3-1. BOOM INSTALLATION
FIGURE 3-2. TOWER BOOM ASSEMBLY
FIGURE 3-3. MAIN BOOM ASSEMBLY
FIGURE 3-4. ACTUATOR ASSEMBLIES
FIGURE 3-5. POWER TRACK AND BOOM CLAMPS INSTALLATION (TOWER BOOM)
FIGURE 3-6. POWER TRACK AND BOOM CLAMPS INSTALLATION (MAIN BOOM AND JIB)
FIGURE 3-7. BOOM SENSORS AND SWITCHES INSTALLATION
FIGURE 3-8. PLATFORM SUPPORT AND CONTROL VALVES INSTALLATIONS
SECTION 4 - PLATFORM
FIGURE 4-1. PLATFORM COMPONENTS INSTALLATION
FIGURE 4-2. PLATFORM COMPONENTS INSTALLATION (FALL ARREST PLATFORM)
FIGURE 4-3. PLATFORM CONSOLE ASSEMBLY

FIGURE 4-4. CONTROLLER ASSEMBLY (LIFT AND SWING)

FIGURE 4-6. CONTROLLER ASSEMBLY (DRIVE AND STEER)

FIGURE 4-8. SOFT TOUCH SYSTEM INSTALLATION (OPTIONAL)

FIGURE 4-9. SKYGLAZIER INSTALLATION

FIGURE 4-10. SKYWELDER/SKYCUTTER COMBO INSTALLATION (60HZ)

FIGURE 4-11. SKYWELDER INSTALLATION (50HZ)

FIGURE 4-12. SKYWELDER INSTALLATION (60HZ)

FIGURE 4-13. WELDER ASSEMBLY

FIGURE 4-14. SKYCUTTER INSTALLATION

FIGURE 4-15. PLASMA CUTTER ASSEMBLY

FIGURE 4-16. PIPE RACK INSTALLATION (ANSI SPEC)

FIGURE 4-17. PIPE RACK INSTALLATION (AUSTRALIAN AND CE SPEC)

SECTION 5 - CYLINDER

FIGURE 5-1. AXLE EXTENSION CYLINDER ASSEMBLY (ORIGINAL EQUIPMENT)

FIGURE 5-2. AXLE EXTENSION CYLINDER ASSEMBLY (SERVICE REPLACEMENT)

FIGURE 5-3. AXLE LOCKOUT CYLINDER ASSEMBLY (ORIGINAL EQUIPMENT)

FIGURE 5-4. AXLE LOCKOUT CYLINDER ASSEMBLY (SERVICE REPLACEMENT)

FIGURE 5-7. PLATFORM LEVEL CYLINDER ASSEMBLY (WITH ARCTIC PACKAGE) (ORIGINAL EQUIPMENT)

FIGURE 5-8. PLATFORM LEVEL CYLINDER ASSEMBLY (SERVICE REPLACEMENT)

FIGURE 5-9. LIFT CYLINDER ASSEMBLY - MAIN BOOM (ORIGINAL EQUIPMENT)

FIGURE 5-10. LIFT CYLINDER ASSEMBLY - MAIN BOOM (SERVICE REPLACEMENT)

FIGURE 5-11. LIFT CYLINDER ASSEMBLY - MAIN BOOM (SERVICE REPLACEMENT)

FIGURE 5-12. LIFT CYLINDER ASSEMBLY - TOWER BOOM (ORIGINAL EQUIPMENT)

Show all 52 sections

FIGURE 5-13. LIFT CYLINDER ASSEMBLY - TOWER BOOM (SERVICE REPLACEMENT)

FIGURE 5-14. LIFT CYLINDER ASSEMBLY - TOWER BOOM (SERVICE REPLACEMENT)

FIGURE 5-15. JIB CYLINDER ASSEMBLY (ORIGINAL EQUIPMENT)

FIGURE 5-16. JIB CYLINDER ASSEMBLY (SERVICE REPLACEMENT)

FIGURE 5-17. STEER CYLINDER ASSEMBLY (ORIGINAL EQUIPMENT)

FIGURE 5-18. STEER CYLINDER ASSEMBLY (SERVICE REPLACEMENT)

FIGURE 5-19. TELESCOPE CYLINDER ASSEMBLY - MAIN BOOM (ORIGINAL EQUIPMENT)

FIGURE 5-20. TELESCOPE CYLINDER ASSEMBLY - MAIN BOOM (SERVICE REPLACEMENT)

FIGURE 5-21. TELESCOPE CYLINDER ASSEMBLY - TOWER BOOM (ORIGINAL EQUIPMENT)

FIGURE 5-22. TELESCOPE CYLINDER ASSEMBLY - TOWER BOOM (SERVICE REPLACEMENT)

SECTION 6 - HYDRAULIC

FIGURE 6-1. HYDRAULIC DIAGRAM - BOOM

FIGURE 6-2. HYDRAULIC DIAGRAM - DRIVE

FIGURE 6-3. HYDRAULIC DIAGRAM - OSCILLATING AXLE

FIGURE 6-4. HYDRAULIC DIAGRAM - STEER

FIGURE 6-5. HYDRAULIC DIAGRAM - TURNTABLE

FIGURE 6-6. HYDRAULIC DIAGRAM - AUXILIARY POWER MOTOR

FIGURE 6-7. HYDRAULIC DIAGRAM LIST

SECTION 7 - ELECTRICAL

FIGURE 7-1. ELECTRICAL DIAGRAM LIST

FIGURE 7-2. HARNESS COMPONENTS INSTALLATION (WITHOUT UGM) (Prior to SN 0300087575)

FIGURE 7-3. HARNESS COMPONENTS INSTALLATION (WITHOUT UGM) (SN 0300087575 through 0300201016)

FIGURE 7-4. HARNESS COMPONENTS INSTALLATION (WITH UGM)

FIGURE 7-5. HARNESS COMPONENTS INSTALLATION (WITH UGM)

SECTION 8 - DECALS

FIGURE 8-1. DECAL INSTALLATION - ANSI SPEC (Prior to SN 0300089066)

FIGURE 8-3. DECAL INSTALLATION - ANSI EXPORT SPEC (Prior to SN 0300089066)

FIGURE 8-5. DECAL INSTALLATION - AUSTRALIAN AND CE SPEC (Prior to SN 0300089066)7 topics

FIGURE 8-6. DECAL INSTALLATION - AUSTRALIAN AND CE SPEC (SN 0300089066 through 0300201017)
SECTION 9 - RECOMMENDED SERVICE PARTS STOCK
FIGURE 9-1. MODEL 1250AJP STANDARD PARTS
FIGURE 9-2. MODEL 1250AJP VARIABLE PARTS
SECTION 10 - SPECIAL OPTIONS
FIGURE 10-1. SPECIAL OPTIONS
PART NUMBER INDEX

Inside this manual

Real pages from this parts manual (500 pages). Open the sample pages (PDF, 599 KB)

Sample pages from the JLG 1250AJP Boom Lift Parts Manual: Parts illustration, Parts illustration, Parts illustration

Parts illustration, page 170: FIGURE 2-23. HOODS INSTALLATION
Parts illustration, page 247: SECTION 4 - PLATFORM
Parts illustration, page 429: SECTION 7 - ELECTRICAL

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Save 10% on 2 manuals, 15% on 3 or more. Other manuals for the 1250AJP are listed below. Editions cover different serial number ranges: check the serial coverage and tick only the ones that match your machine.

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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, 500 pages

Quantity one is the manual described above.

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Ships in 1 business day.

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Other editions and similar models

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).