JLG 680S Boom Lift Parts Manual

Name: JLG 680S Boom Lift Parts Manual
Brand: MidWestTech
SKU: 3121235
Price: 69.57 USD
Availability: InStock

274 pages · Publication 3121235

$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: 680S
Manual type: Parts Manual
Pages: 274
Publication: 3121235
Condition: Brand new

JLG 680S Boom Lift Parts Manual, publication 3121235

What's inside

From the manual's own table of contents: 18 sections, 72 entries. See sample pages (PDF, 486 KB)

Search the contents

General54 topics

SECTION 1 - FRAME
FIGURE 1-1. AXLE AND STEERING INSTALLATION WITHOUT TOW PACKAGE
FIGURE 1-2. AXLE AND STEERING INSTALLATION WITH TOW PACKAGE
FIGURE 1-3. TIRE AND WHEEL DRIVE INSTALLATIONS
FIGURE 1-4. DRIVE HUB/BRAKE ASSEMBLY
FIGURE 1-5. DRIVE MOTOR ASSEMBLY (4 BOLT ASSEMBLY)
FIGURE 1-6. DRIVE MOTOR ASSEMBLY (5 BOLT ASSEMBLY)
FIGURE 1-7. FRAME VALVES AND SHIELDS INSTALLATIONS
FIGURE 1-8. TOW PACKAGE INSTALLATION
SECTION 2 - TURNTABLE
FIGURE 2-1. CONTROL VALVES INSTALLATIONS
FIGURE 2-2. MAIN CONTROL VALVE ASSEMBLY
FIGURE 2-3. TURNTABLE AND SWING DRIVE INSTALLATION
FIGURE 2-4. SWING MOTOR/BRAKE/HUB ASSEMBLY (Prior to SN 0300134352)
FIGURE 2-6. CATERPILLAR ENGINE INSTALLATION
FIGURE 2-7. DEUTZ ENGINE INSTALLATION
FIGURE 2-8. GM ENGINE INSTALLATION
FIGURE 2-9. PUMP ASSEMBLY (SAUER-DANFOSS)
FIGURE 2-10. PUMP ASSEMBLY (EATON)
FIGURE 2-11. LOAD SENSING PUMP ASSEMBLY
FIGURE 2-12. TANK INSTALLATIONS
FIGURE 2-13. LP TANK INSTALLATIONS (GM ENGINE MACHINES ONLY)
FIGURE 2-14. ROTARY COUPLING INSTALLATION
FIGURE 2-15. GROUND CONTROL BOX ASSEMBLY (WITHOUT UGM)
FIGURE 2-16. GROUND CONTROL BOX ASSEMBLY (WITH UGM)
FIGURE 2-17. LIMIT SWITCHES, LIGHTS AND ALARM INSTALLATIONS
FIGURE 2-18. HOODS INSTALLATION (ABS)
FIGURE 2-19. HOODS INSTALLATION (STEEL)
FIGURE 2-20. 2500W GENERATOR INSTALLATION - CATERPILLAR MACHINES (OPTIONAL)
FIGURE 2-21. 2500W GENERATOR INSTALLATION - DEUTZ MACHINES (OPTIONAL)
FIGURE 2-22. 2500W GENERATOR INSTALLATION - GM MACHINES (OPTIONAL)
FIGURE 2-23. ENGINE TRAY JACK INSTALLATION (OPTIONAL)
SECTION 3 - BOOM
FIGURE 3-1. TOWER BOOM, UPRIGHT AND CYLINDERS INSTALLATION
FIGURE 3-2. MAIN BOOM INSTALLATION
FIGURE 3-3. MAIN BOOM ASSEMBLY
FIGURE 3-4. ROTATOR ASSEMBLIES
FIGURE 3-5. PLATFORM SUPPORT AND CONTROL VALVES INSTALLATIONS
FIGURE 3-6. BOOM CABLE CLAMPS INSTALLATIONS
SECTION 4 - PLATFORM
FIGURE 4-1. PLATFORM ASSEMBLY
FIGURE 4-2. PLATFORM CONSOLE ASSEMBLY
FIGURE 4-3. CONTROLLER ASSEMBLY (LIFT AND SWING)
FIGURE 4-4. CONTROLLER ASSEMBLY (DRIVE AND STEER)
SECTION 5 - CYLINDER
FIGURE 5-1. AXLE LOCKOUT CYLINDER ASSEMBLY
FIGURE 5-2. LIFT CYLINDER ASSEMBLY - MAIN BOOM (ORIGINAL EQUIPMENT)
FIGURE 5-3. LIFT CYLINDER ASSEMBLY - MAIN BOOM (SERVICE REPLACEMENT)
FIGURE 5-4. PLATFORM LEVEL CYLINDER ASSEMBLY (ORIGINAL EQUIPMENT)
FIGURE 5-5. PLATFORM LEVEL CYLINDER ASSEMBLY (SERVICE REPLACEMENT)
FIGURE 5-6. STEER CYLINDER ASSEMBLY (Prior to SN 0300142666)
FIGURE 5-8. TELESCOPE CYLINDER ASSEMBLY (ORIGINAL EQUIPMENT)
FIGURE 5-9. TELESCOPE CYLINDER ASSEMBLY (SERVICE REPLACEMENT)
SECTION 6 - HYDRAULIC

FIGURE 6-1. AXLE LOCKOUT HYDRAULIC DIAGRAM

FIGURE 6-2. DRIVE HYDRAULIC DIAGRAM - 2WD

FIGURE 6-3. DRIVE HYDRAULIC DIAGRAM - 4WD

FIGURE 6-4. MANUAL DESCENT HYDRAULIC DIAGRAM (OPTIONAL)

FIGURE 6-5. STANDARD HYDRAULIC DIAGRAM

FIGURE 6-6. HYDRAULIC DIAGRAM LIST

SECTION 7 - ELECTRICAL

FIGURE 7-1. ELECTRICAL DIAGRAM LIST

FIGURE 7-2. HARNESS COMPONENTS INSTALLATION (WITHOUT UGM)

FIGURE 7-3. HARNESS COMPONENTS INSTALLATION (WITH UGM)

SECTION 8 - DECALS

FIGURE 8-1. DECAL INSTALLATION (AUSTRALIAN AND CE SPEC)

SECTION 9 - RECOMMENDED SERVICE PARTS STOCK

FIGURE 9-1. MODEL 680S STANDARD PARTS

FIGURE 9-2. MODEL 680S VARIABLE PARTS

SECTION 10 - SPECIAL OPTIONS

FIGURE 10-1. SPECIAL OPTIONS

PART NUMBER INDEX

Inside this manual

Real pages from this parts manual (274 pages). Open the sample pages (PDF, 485 KB)

Sample pages from the JLG 680S Boom Lift Parts Manual: Parts illustration, Parts illustration, Parts illustration

Parts illustration, page 17: SECTION 1 - FRAME
Parts illustration, page 153: SECTION 3 - BOOM
Parts illustration, page 261: SECTION 10 - SPECIAL OPTIONS

Other manuals for this machine

Save 10% on 2 manuals, 15% on 3 or more. Other manuals for the 680S 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 3121235$69.57

Service manuals

Service Manual 3121234 · 530 pagesCovers 680SSerial: Prior to 0300189341$69.55Details

Service Manual 3121679 · 424 pagesCovers 680S$69.51Details

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, 274 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).