JLG 34HA Boom Lift Parts Manual

Name: JLG 34HA Boom Lift Parts Manual
Brand: MidWestTech
SKU: 3120676
Price: 69.57 USD
Availability: InStock

277 pages · Publication 3120676

$69.57

Fast free USA shippingShips in 1 business daySave 10% on 2 manuals, 15% on 3 or morePay by credit or debit card or with PayPal. No PayPal account needed.

Models: 34HA
Manual type: Parts Manual
Pages: 277
Publication: 3120676
Condition: Brand new

JLG 34HA Boom Lift Parts Manual, publication 3120676

What's inside

From the manual's own table of contents: 41 sections, 96 entries. See sample pages (PDF, 512 KB)

Search the contents

General55 topics

SECTION 1 - FRAME
OSCILLATING AXLES (STANDARD 2WD - DOUBLE ACTING STEER CYLINDER)
OSCILLATING AXLES (OPTIONAL 2WD - SINGLE ACTING STEER CYLINDER)
OSCILLATING AXLES (4WD)
FIGURE 1-4. DRIVE HUB ASSEMBLY
FIGURE 1-5. DRIVE HUB/BRAKE ASSEMBLY (4WD FRONT) (PRIOR TO DECEMBER 1991)
FIGURE 1-6. DRIVE HUB/BRAKE ASSEMBLY (4WD FRONT) (DECEMBER 1991 TO PRESENT)
FIGURE 1-7. DRIVE BRAKE ASSEMBLY (PRIOR TO DECEMBER 1991)
FIGURE 1-8. DRIVE BRAKE ASSEMBLY (DECEMBER 1991 TO SN 33475)
FIGURE 1-9. DRIVE BRAKE ASSEMBLY (SN 33476 through 56992)
FIGURE 1-10. DRIVE MOTOR ASSEMBLY (GAS AND DIESEL)
FIGURE 1-11. DRIVE MOTOR ASSEMBLY (ELECTRIC)
FIGURE 1-12. VALVE INSTALLATION (FRAME MOUNTED)
FIGURE 1-13. VALVE LOCKOUT ASSEMBLY
FIGURE 1-14. TOW PACKAGE INSTALLATION
SECTION 2 - TURNTABLE
FIGURE 2-1. CONTROL VALVES INSTALLATIONS
FIGURE 2-2. CONTROL VALVE ASSEMBLY - 3 & 4 SECTION RACINE BANG-BANG
FIGURE 2-3. CONTROL VALVE ASSEMBLY - 3 SECTION RACINE BANG-BANG
FIGURE 2-4. CONTROL VALVE ASSEMBLY - PROPORTIONAL
FIGURE 2-5. VALVE ASSEMBLY - SINGLE STACK RACINE
FIGURE 2-6. MODULAR CONTROL VALVE ASSEMBLY
FIGURE 2-7. SWING DRIVE AND BEARING INSTALLATION
FIGURE 2-8. SWING BRAKE ASSEMBLY (MACHINES BUILT THROUGH 1992)
FIGURE 2-9. SWING MOTOR ASSEMBLY (MACHINES BUILT PRIOR TO 1993)
FIGURE 2-10. SWING MOTOR ASSEMBLY (MACHINES BUILT 1993 TO PRESENT)
FIGURE 2-11. ROTARY OIL COUPLING INSTALLATION
FIGURE 2-12. FORD VSG-411 GAS ENGINE INSTALLATION (PRIOR TO JUNE 1995)
FIGURE 2-13. FORD VSG-413 GAS ENGINE INSTALLATION (JUNE 1995 TO PRESENT)
FIGURE 2-14. DUAL FUEL INSTALLATION - FORD
FIGURE 2-15. GENERATOR INSTALLATION - 110V (FORD)
FIGURE 2-16. DEUTZ F2L-1011 DIESEL ENGINE INSTALLATION
FIGURE 2-17. GENERATOR INSTALLATION - 110V (DEUTZ)
FIGURE 2-18. ELECTRIC MOTOR, BATTERIES AND CHARGER INSTALLATIONS
FIGURE 2-19. BATTERY CHARGER ASSEMBLY
FIGURE 2-20. CONTACTOR BOX ASSEMBLY
FIGURE 2-21. PUMP ASSEMBLY - SUNSTRAND (GAS AND DIESEL MACHINES)
FIGURE 2-22. PUMP ASSEMBLY - SINGLE SECTION (GAS AND DIESEL MACHINES) (PRIOR TO AUGUST 1992)
FIGURE 2-23. PUMP ASSEMBLY - SINGLE SECTION (GAS AND DIESEL MACHINES) (AUGUST 1992 TO PRESENT)
FIGURE 2-24. PUMP ASSEMBLY - 3 SECTION (ELECTRIC MACHINES)
FIGURE 2-25. TANK INSTALLATION
FIGURE 2-26. GROUND CONTROL BOX ASSEMBLY
FIGURE 2-27. HOODS, LIGHTS AND ALARMS INSTALLATION
SECTION 3 - BOOM
FIGURE 3-1. TURNTABLE, BOOM AND HORIZONTAL LIMIT SWITCH INSTALLATIONS
FIGURE 3-2. BOOM ASSEMBLIES
SECTION 4 - PLATFORM
FIGURE 4-1. STANDARD PLATFORM, CONTROLS AND SUPPORT INSTALLATIONS
FIGURE 4-2. LOW MOUNT PLATFORM, CONTROLS AND SUPPORT INSTALLATIONS
FIGURE 4-3. ROTATOR MOTOR ASSEMBLY (WORM GEAR DRIVE)
FIGURE 4-4. ROTATOR MOTOR ASSEMBLY (HYDRAULIC PISTON)
FIGURE 4-5. PLATFORM CONSOLE BOX ASSEMBLY
FIGURE 4-6. PLATFORM CONSOLE BOX ASSEMBLY (PROPORTIONAL CONTROLS)
FIGURE 4-7. OPTIONAL COMMON PLATFORM MOUNTED COMPONENTS
SECTION 5 - CYLINDER

FIGURE 5-1. AXLE LOCKOUT CYLINDER ASSEMBLY

FIGURE 5-2. PLATFORM LEVEL CYLINDER ASSEMBLY

FIGURE 5-3. LIFT (BOOM) CYLINDER ASSEMBLY

FIGURE 5-4. ARTICULATE CYLINDER ASSEMBLY

FIGURE 5-5. STEER CYLINDER ASSEMBLY - 2WD - DOUBLE ROD

FIGURE 5-6. STEER CYLINDER ASSEMBLY - 2WD - SINGLE ROD

FIGURE 5-7. STEER CYLINDER ASSEMBLY - 4WD

FIGURE 5-8. TELESCOPE CYLINDER ASSEMBLY

FIGURE 5-9. CYLINDER BELLOWS INSTALLATIONS

SECTION 6 - HYDRAULIC

FIGURE 6-1. HYDRAULIC DIAGRAM - AXLE LOCKOUT

FIGURE 6-2. HYDRAULIC DIAGRAM - DRIVE (2WD)

FIGURE 6-3. HYDRAULIC DIAGRAM - DRIVE (4WD)

FIGURE 6-4. HYDRAULIC DIAGRAM - DRIVE (ELECTRIC)

FIGURE 6-5. HYDRAULIC DIAGRAM - ROTATOR (HYDRAULIC PISTON)

FIGURE 6-6. HYDRAULIC DIAGRAM - ROTATOR (WORM GEAR)

FIGURE 6-7. HYDRAULIC DIAGRAM - STANDARD (FORD - DEUTZ)

FIGURE 6-8. HYDRAULIC DIAGRAM - STANDARD (ELECTRIC)

FIGURE 6-9. HYDRAULIC DIAGRAM - PROPORTIONAL CONTROLS

FIGURE 6-10. HYDRAULIC DIAGRAM - STEER

FIGURE 6-11. HYDRAULIC DIAGRAM - TOW

FIGURE 6-12. HYDRAULIC DIAGRAM - LIFT UP RELIEF (FORD AND DEUTZ)

FIGURE 6-13. HYDRAULIC DIAGRAM LIST

Show all 42 sections

SECTION 7 - ELECTRICAL

FIGURE 7-1. ELECTRICAL DIAGRAM LIST

FIGURE 7-2. ELECTRICAL DIAGRAM - PLATFORM (ELECTRIC)

FIGURE 7-3. ELECTRICAL DIAGRAM - PLATFORM (FORD AND DEUTZ)

FIGURE 7-4. ELECTRICAL DIAGRAM - PLATFORM (PROPORTIONAL CONTROLS)

FIGURE 7-5. ELECTRICAL DIAGRAM - GROUND CONTROL (ELECTRIC)

FIGURE 7-6. ELECTRICAL DIAGRAM - GROUND CONTROL (FORD)

FIGURE 7-7. ELECTRICAL DIAGRAM - GROUND CONTROL (FORD WITH PROPORTIONAL CONTROLS)

FIGURE 7-8. ELECTRICAL DIAGRAM - GROUND CONTROL (DEUTZ)

FIGURE 7-9. ELECTRICAL DIAGRAM - GROUND CONTROL (DEUTZ WITH PROPORTIONAL CONTROLS)

SECTION 8 - DECALS

FIGURE 8-1. DECALS INSTALLATION - STANDARD

SECTION 9 - RECOMMENDED SERVICE PARTS STOCK

FIGURE 9-1. MODEL 34HA STANDARD PARTS

FIGURE 9-2. MODEL 34HA VARIABLE PARTS

SECTION 10 - SPECIAL OPTIONS

FIGURE 10-1. SPECIAL OPTIONS

PART NUMBER INDEX

Inside this manual

Real pages from this parts manual (277 pages). Open the sample pages (PDF, 511 KB)

Sample pages from the JLG 34HA Boom Lift Parts Manual: Parts illustration, Parts illustration, Parts illustration

Parts illustration, page 14: SECTION 1 - FRAME
Parts illustration, page 30: SECTION 1 - FRAME
Parts illustration, page 54: Valve, Flow Control Options: (Not Required on Machines With

Other manuals for this machine

Save 10% on 2 manuals, 15% on 3 or more. Other manuals for the 34HA 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 3120676$69.57

Service manuals

Service Manual 3120675 · 102 pagesCovers 34HA$69.83Details

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, 277 pages

Quantity one is the manual described above.

Fast free USA shipping

Ships in 1 business day.

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

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).