JLG H340AJ Boom Lift Parts Manual

Name: JLG H340AJ Boom Lift Parts Manual
Brand: MidWestTech
SKU: 3121635
Price: 69.69 USD
Availability: InStock

428 pages · Publication 3121635

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Models: H340AJ
Serial coverage: Prior to 0300272289
Manual type: Parts Manual
Pages: 428
Publication: 3121635
Condition: Brand new

JLG H340AJ Boom Lift Parts Manual, publication 3121635

What's inside

From the manual's own table of contents: 57 sections, 166 entries. See sample pages (PDF, 644 KB)

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General53 topics

SECTION 1 - FRAME
FIGURE 1-1. STEERING INSTALLATION
FIGURE 1-2. OSCILLATING AXLE INSTALLATION
FIGURE 1-3. CONTROL VALVES INSTALLATION - FRAME
FIGURE 1-4. OSCILLATING AXLE VALVE ASSEMBLY
FIGURE 1-5. DRIVE INSTALLATION
FIGURE 1-6. DRIVE MOTOR ASSEMBLY
FIGURE 1-7. DRIVE HUB ASSEMBLY (Prior to SN 0300256756)
FIGURE 1-9. TIRE AND WHEEL INSTALLATION - 7X18 SOLID
FIGURE 1-10. TIRE AND WHEEL INSTALLATION - 7X18 SOLID NON-MARKING
FIGURE 1-11. TIRE AND WHEEL INSTALLATION - 9X20 FOAM-FILLED
FIGURE 1-12. TIRE AND WHEEL INSTALLATION - 9X20 FOAM-FILLED NON-MARKING
FIGURE 1-13. TIRE AND WHEEL INSTALLATION - 9X20 PNEUMATIC
FIGURE 1-14. TIRE AND WHEEL INSTALLATION - 9X20 PNEUMATIC WITH TIRE SEALANT
FIGURE 1-15. TIRE AND WHEEL INSTALLATION - 9X20 PNEUMATIC NON-MARKING
FIGURE 1-16. TIRE AND WHEELS INSTALLATION - 9X20 PNEUMATIC NON-MARKING WITH TIRE SEALANT
FIGURE 1-17. BATTERIES INSTALLATION
FIGURE 1-18. ELECTRICAL PLATE ASSEMBLY
FIGURE 1-19. FRAME SHIELDS INSTALLATION
SECTION 2 - TURNTABLE
FIGURE 2-1. CONTROL VALVE INSTALLATION - TURNTABLE
FIGURE 2-2. MAIN CONTROL VALVE ASSEMBLY
FIGURE 2-3. SWING DRIVE INSTALLATION
FIGURE 2-4. SWING MOTOR ASSEMBLY
FIGURE 2-5. SWING BEARING ASSEMBLY
FIGURE 2-6. TANKS AND PUMP ASSEMBLY
FIGURE 2-7. HYDRAULIC PUMP MOTOR ASSEMBLY
FIGURE 2-8. GROUND CONTROLS INSTALLATION - ALL SPECS EXCEPT CE SPECS
FIGURE 2-9. GROUND CONTROLS ASSEMBLY - ALL SPECS EXCEPT CE SPECS
FIGURE 2-10. GROUND CONTROL INSTALLATION - CE SPEC
FIGURE 2-11. GROUND CONTROL ASSEMBLY - CE SPEC
FIGURE 2-12. BATTERY CHARGER INSTALLATION - 110V PLUG
FIGURE 2-13. BATTERY CHARGER INSTALLATION - LOCALLY SUPPLIED PLUG
FIGURE 2-14. BATTERY CHARGER ASSEMBLY (Prior to SN 0300209405)
FIGURE 2-16. ELECTRICAL COMPONENTS INSTALLATION
FIGURE 2-17. BEACON LIGHT INSTALLATION - AMBER (OPTIONAL)
FIGURE 2-18. BEACON LIGHT INSTALLATION - BLUE (Prior to SN 0300257126)
FIGURE 2-20. BEACON LIGHT INSTALLATION - RED (Prior to SN 0300257126)
FIGURE 2-22. WHITE NOISE ALARM INSTALLATION
FIGURE 2-23. HOODS INSTALLATION
FIGURE 2-24. HOOD ASSEMBLY - TANK SIDE
FIGURE 2-25. HOOD ASSEMBLY - ENGINE SIDE
SECTION 3 - ENGINE
FIGURE 3-1. KUBOTA ENGINE INSTALLATION
FIGURE 3-2. KUBOTA ENGINE AND GENERATOR SUB-ASSEMBLY (Prior to SN 0300255947)
FIGURE 3-3. KUBOTA ENGINE AND GENERATOR SUB-ASSEMBLY (SN 0300255947 through 0300272288)
FIGURE 3-4. KUBOTA ENGINE ASSEMBLY (Prior to SN 0300255947)
FIGURE 3-6. KUBOTA ENGINE COMPONENTS (Prior to SN 0300255947)
FIGURE 3-8. ENGINE COUPLING ASSEMBLY
FIGURE 3-9. GENERATOR ASSEMBLY
FIGURE 3-10. CATALYTIC MUFFLER INSTALLATION - OPTIONAL
SECTION 4 - BOOM
FIGURE 4-1. BOOM AND CYLINDERS INSTALLATION - WITHOUT ARCTIC PACKAGE (Prior to SN 0300209405)

FIGURE 4-3. BOOM AND CYLINDERS INSTALLATION - WITH ARCTIC PACKAGE

FIGURE 4-4. TOWER BOOM ASSEMBLY

FIGURE 4-5. MAIN BOOM ASSEMBLY

FIGURE 4-6. MAIN BOOM ASSEMBLY

FIGURE 4-7. JIB ASSEMBLY - WITHOUT ARCTIC PACKAGE (Prior to SN 0300209405)

FIGURE 4-9. JIB ASSEMBLY - WITH ARCTIC PACKAGE

FIGURE 4-10. PLATFORM ROTATOR ASSEMBLY - WITHOUT ARCTIC PACKAGE

FIGURE 4-11. PLATFORM ROTATOR ASSEMBLY - WITH ARCTIC PACKAGE

FIGURE 4-12. PLATFORM SUPPORT INSTALLATION - WITHOUT LSS

FIGURE 4-13. PLATFORM SUPPORT INSTALLATION - WITH 4 CELL LSS

FIGURE 4-14. PLATFORM SUPPORT INSTALLATION - WITH 1 CELL LSS

FIGURE 4-15. POWER TRACK INSTALLATION

FIGURE 4-16. CONTROL VALVES INSTALLATION - BOOM

FIGURE 4-17. FLY BOOM VALVE ASSEMBLY

FIGURE 4-18. BOOM UPRIGHT VALVE ASSEMBLY

SECTION 5 - PLATFORM

FIGURE 5-1. PLATFORM ASSEMBLY - 30IN X 4FT (76CM X 1.22M) - GATE ENTRY

FIGURE 5-2. PLATFORM ASSEMBLY - 30IN X 5FT (76CM X 1.52M) - GATE ENTRY

FIGURE 5-3. PLATFORM ASSEMBLY - 30IN X 4FT (76CM X 1.22M) - DROP BAR ENTRY

FIGURE 5-4. PLATFORM ASSEMBLY - 30IN X 5FT (76CM X 1.52M) - DROP BAR ENTRY

FIGURE 5-5. PLATFORM ASSEMBLY - 30IN X 3FT (76CM X 91.5CM) - WITH DROP BAR

FIGURE 5-6. TRAY INSTALLATION

FIGURE 5-8. CONSOLE AND FOOTSWITCH INSTALLATION WITHOUT LSS OR WITH 4 CELL LSS - WITH SKYGUARD

Show all 58 sections

FIGURE 5-17. DRIVE/STEER CONTROLLER ASSEMBLY

FIGURE 5-18. LIFT/SWING CONTROLLER ASSEMBLY

FIGURE 5-19. SKYGUARD SYSTEM INSTALLATION (Prior to SN 0300257126)

FIGURE 5-21. CROSS RAIL INSTALLATION

FIGURE 5-22. SKYEYE INSTALLATION

FIGURE 5-23. SKYLINE INSTALLATION

FIGURE 5-24. SKYLINE HARNESS

FIGURE 5-25. SKYEYE INTERMEDIATE HARNESS

FIGURE 5-26. SKYEYE RECEIVER HARNESS

FIGURE 5-27. SKYEYE EMITTER HARNESS

SECTION 6 - CYLINDER

FIGURE 6-1. AXLE LOCKOUT CYLINDER ASSEMBLY

FIGURE 6-2. LEVEL (PLATFORM SLAVE) CYLINDER ASSEMBLY (Prior to SN 0300240098)

FIGURE 6-3. LEVEL (PLATFORM SLAVE) CYLINDER ASSEMBLY (SN 0300238046 through 0300272288)

FIGURE 6-4. LIFT (JIB) CYLINDER ASSEMBLY

FIGURE 6-5. LIFT (MAIN BOOM) CYLINDER ASSEMBLY

FIGURE 6-6. LIFT (TOWER BOOM) CYLINDER ASSEMBLY

FIGURE 6-7. MASTER CYLINDER ASSEMBLY

FIGURE 6-8. STEER CYLINDER ASSEMBLY56 topics

FIGURE 6-9. TELESCOPE CYLINDER ASSEMBLY
SECTION 7 - HYDRAULIC
FIGURE 7-1. HYDRAULIC SYSTEM INSTALLATION - WITHOUT ARCTIC PACKAGE
FIGURE 7-2. HYDRAULIC DIAGRAM LIST
SECTION 8 - ELECTRICAL
FIGURE 8-1. ELECTRICAL DIAGRAM LIST
AUSTRALIAN SPECS)
FIGURE 8-3. AC BOX AT PLATFORM INSTALLATION - LOCALLY SUPPLIED (CE SPEC)
FIGURE 8-4. AC BOX AT PLATFORM INSTALLATION - 110V (ANSI, ANSI EXPORT, CSA AND JAPANESE SPECS)
FIGURE 8-5. AC BOX AT PLATFORM INSTALLATION - 110V IEC YELLOW (CE SPEC)
FIGURE 8-6. AC BOX AT PLATFORM INSTALLATION - 220V (CSA SPEC)
FIGURE 8-7. AC BOX AT PLATFORM INSTALLATION - 220V IEC BLUE (CE SPEC)
FIGURE 8-10. AC BOX AT PLATFORM INSTALLATION - 220V CEE7 POST GROUND WITH 2IN X 4IN BOX (CE SPEC)
FIGURE 8-11. AC BOX AT PLATFORM INSTALLATION - 220V CEE7 SIDE GROUND WITH 2IN X 4IN BOX (CE SPEC)
SPEC)
FIGURE 8-13. AC POWER TO PLATFORM CABLE - MAIN BOOM (WITHOUT ARTIC PACKAGE)
FIGURE 8-14. AC POWER TO PLATFORM CABLE - MAIN BOOM (WITH ARCTIC PACKAGE)
FIGURE 8-15. AC POWER TO PLATFORM CABLE - TOWER BOOM (WITHOUT ARTIC PACKAGE)
FIGURE 8-16. AC POWER TO PLATFORM CABLE - TOWER BOOM (WITH ARTIC PACKAGE)
FIGURE 8-17. BOOM CABLES, HARNESSES AND CLAMPS INSTALLATION - WITHOUT ARCTIC PACKAGE
FIGURE 8-18. BOOM CABLES, HARNESSES AND CLAMPS INSTALLATION - WITH ARCTIC PACKAGE
FIGURE 8-19. BOOM HARNESS - MAIN
FIGURE 8-20. BOOM HARNESS - TOWER
FIGURE 8-21. BREAKER BOX KIT (CE SPEC)
FIGURE 8-22. CHARGER HARNESS
FIGURE 8-23. DRIVE CABLES INSTALLATION
FIGURE 8-24. DRIVE HARNESS - REAR RIGHT
FIGURE 8-25. DRIVE HARNESS - REAR LEFT
FIGURE 8-26. DRIVE HARNESS - FRONT WITH STEER
FIGURE 8-27. DRIVE HARNESS - FRONT WITHOUT STEER
FIGURE 8-28. ENGINE CABLES INSTALLATION
FIGURE 8-29. ENGINE HARNESS
FIGURE 8-30. GENERATOR HARNESS
FIGURE 8-31. GROUND CONTROL HARNESS
FIGURE 8-32. GROUND TO PLATFORM CABLE - MAIN BOOM (WITHOUT ARCTIC PACKAGE)
FIGURE 8-33. GROUND TO PLATFORM CABLE - MAIN BOOM (WITH ARCTIC PACKAGE)
FIGURE 8-34. GROUND TO PLATFORM CABLE - TOWER BOOM (WITHOUT ARCTIC PACKAGE)
FIGURE 8-35. GROUND TO PLATFORM CABLE - TOWER BOOM (WITH ARCTIC PACKAGE)
FIGURE 8-36. LSS HARNESS
FIGURE 8-37. PLATFORM CONSOLE HARNESS - WITHOUT SKYGUARD
FIGURE 8-38. PLATFORM CONSOLE HARNESS - WITH SKYGUARD
FIGURE 8-39. GENERATOR TO PLATFORM HARNESS - WITH SKYGUARD
FIGURE 8-40. PLATFORM TO BOOM VALVE HARNESS
FIGURE 8-41. RECEPTACLE BOX KIT - 110V IEC YELLOW (CE SPEC)
FIGURE 8-42. RECEPTACLE BOX KIT - 220V IEC BLUE (CE SPEC)
FIGURE 8-43. RECEPTACLE BOX KIT - 220V CEE7 POST GROUND 70MMX70MM BOX (CE SPEC)
FIGURE 8-44. RECEPTACLE BOX KIT - 220V CEE7 SIDE GROUND 70MMX70MM BOX (CE SPEC)
FIGURE 8-45. RECEPTACLE BOX KIT - 220V CEE7 POST GROUND 2IN X 4IN BOX (CE SPEC)
FIGURE 8-46. RECEPTACLE BOX KIT - 220V CEE7 SIDE GROUND 2IN X 4IN BOX (CE SPEC)
FIGURE 8-47. RECEPTACLE BOX KIT - 220V AFSINT 107 (CE SPEC)
FIGURE 8-48. STROBE LIGHT HARNESS (BLUE AND RED LIGHTS)
FIGURE 8-49. STROBE EXTENSION HARNESS (BLUE AND RED LIGHTS)
FIGURE 8-50. TRACTION HARNESS
FIGURE 8-51. TURNTABLE HARNESS
FIGURE 8-52. VALVE HARNESS
SECTION 9 - DECALS

FIGURE 9-1. DECALS INSTALLATION - ANSI AND ANSI EXPORT SPECS (ENGLISH)

FIGURE 9-2. DECALS INSTALLATION - AUSTRALIAN SPEC (ENGLISH)

FIGURE 9-3. DECALS INSTALLATION - BRAZIL SPEC (PORTUGUESE/SPANISH)

FIGURE 9-4. DECALS INSTALLATION - CE SPECS (ENGLISH)

FIGURE 9-5. DECALS INSTALLATION - CSA SPEC (FRENCH/ENGLISH)

FIGURE 9-6. DECALS INSTALLATION - CHINESE SPEC (CHINESE/ENGLISH)

FIGURE 9-7. DECALS INSTALLATION - JAPANESE SPEC (JAPANESE/ENGLISH)

FIGURE 9-8. DECALS INSTALLATION - KOREAN SPEC (KOREAN/ENGLISH)

FIGURE 9-9. DECALS INSTALLATION - LATIN AMERICA SPEC (SPANISH/ENGLISH)

FIGURE 9-10. OPTIONAL DECALS INSTALLATION

SECTION 10 - RECOMMENDED SERVICE PARTS STOCK

FIGURE 10-1. RECOMMENDED SERVICE PARTS STOCK

SECTION 11 - SPECIAL OPTIONS

FIGURE 11-1. SPECIAL OPTIONS

PART NUMBER INDEX

Inside this manual

Real pages from this parts manual (428 pages). Open the sample pages (PDF, 643 KB)

Sample pages from the JLG H340AJ Boom Lift Parts Manual: Parts illustration, Parts illustration, Parts illustration

Parts illustration, page 122: SECTION 3 - ENGINE
Parts illustration, page 272: SECTION 7 - HYDRAULIC
Parts illustration, page 410: SECTION 10 - RECOMMENDED SERVICE PARTS STOCK

Other manuals for this machine

Save 10% on 2 manuals, 15% on 3 or more. Other manuals for the H340AJ 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 3121635$69.69

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Service Manual 3121634 · 542 pagesCovers H340AJSerial: Prior to 0300272289$69.75Details

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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, 428 pages

Quantity one is the manual described above.

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