JLG 800S, 860SJ Boom Lift Parts Manual

Name: JLG 800S, 860SJ Boom Lift Parts Manual
Brand: MidWestTech
SKU: 3121270
Price: 69.57 USD
Availability: InStock

312 pages · Publication 3121270

$69.57

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Models: 800S, 860SJ
Serial coverage: Prior to B300001092, 0300140000-0300182742
Manual type: Parts Manual
Pages: 312
Publication: 3121270
Condition: Brand new

JLG 800S, 860SJ Boom Lift Parts Manual, publication 3121270

What's inside

From the manual's own table of contents: 30 sections, 87 entries. See sample pages (PDF, 529 KB)

Search the contents

General57 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 (5 BOLT ASSEMBLY)
FIGURE 1-6. FRAME VALVES AND SHIELDS INSTALLATIONS
FIGURE 1-7. 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/HUB ASSEMBLY
FIGURE 2-5. CATERPILLAR ENGINE INSTALLATION
FIGURE 2-6. DEUTZ ENGINE INSTALLATION
FIGURE 2-7. GM ENGINE INSTALLATION
FIGURE 2-8. PUMP ASSEMBLY (SAUER-DANFOSS)
FIGURE 2-9. PUMP ASSEMBLY (EATON)
FIGURE 2-10. LOAD SENSING PUMP ASSEMBLY
FIGURE 2-11. TANK INSTALLATIONS
FIGURE 2-12. LP TANK INSTALLATIONS (GM ENGINE MACHINES ONLY)
FIGURE 2-13. ROTARY COUPLING INSTALLATION
FIGURE 2-14. GROUND CONTROL BOX ASSEMBLY
FIGURE 2-15. LIMIT SWITCHES, LIGHTS AND ALARM INSTALLATIONS
FIGURE 2-16. HOODS INSTALLATION (ABS)
FIGURE 2-17. HOODS INSTALLATION (STEEL)
FIGURE 2-18. ENGINE TRAY JACK INSTALLATION (OPTIONAL)
FIGURE 2-19. 2500W GENERATOR INSTALLATION - CATERPILLAR MACHINES (OPTIONAL)
FIGURE 2-20. 2500W GENERATOR INSTALLATION - DEUTZ MACHINES (OPTIONAL)
FIGURE 2-21. 2500W GENERATOR INSTALLATION - GM MACHINES (OPTIONAL)
FIGURE 2-22. 7500W SKYPOWER GENERATOR INSTALLATION - CATERPILLAR AND DEUTZ ENGINES
FIGURE 2-23. 7500W SKYPOWER GENERATOR INSTALLATION - GM ENGINES
SECTION 3 - BOOM
FIGURE 3-1. TOWER BOOM, UPRIGHT AND CYLINDERS INSTALLATION
FIGURE 3-2. MAIN BOOM INSTALLATION - 800S
FIGURE 3-3. MAIN BOOM INSTALLATION - 860SJ
FIGURE 3-4. MAIN BOOM ASSEMBLIES
FIGURE 3-5. ROTATOR ASSEMBLIES
FIGURE 3-6. PLATFORM SUPPORT AND CONTROL VALVES INSTALLATIONS
FIGURE 3-7. BOOM CABLE CLAMPS INSTALLATIONS
SECTION 4 - PLATFORM
FIGURE 4-1. PLATFORM ASSEMBLIES
FIGURE 4-2. PLATFORM COMPONENTS INSTALLATION (FALL ARREST PLATFORM)
FIGURE 4-3. PLATFORM CONSOLE ASSEMBLY
FIGURE 4-4. CONTROLLER ASSEMBLY (LIFT AND SWING)
FIGURE 4-5. CONTROLLER ASSEMBLY (LIFT AND SWING)
FIGURE 4-6. CONTROLLER ASSEMBLY (LIFT AND SWING)
FIGURE 4-7. CONTROLLER ASSEMBLY (DRIVE AND STEER)
FIGURE 4-8. CONTROLLER ASSEMBLY (DRIVE AND STEER)
FIGURE 4-9. CONTROLLER ASSEMBLY (DRIVE AND STEER)
FIGURE 4-10. SOFT TOUCH SYSTEM INSTALLATION (OPTIONAL)
FIGURE 4-11. PLATFORM BUMPER PADDING INSTALLATION (OPTIONAL)
SECTION 5 - CYLINDER
FIGURE 5-1. AXLE LOCKOUT CYLINDER ASSEMBLY
FIGURE 5-2. LEVEL CYLINDER ASSEMBLY - PLATFORM SLAVE
FIGURE 5-3. LEVEL CYLINDER ASSEMBLY - PLATFORM SLAVE (SERVICE REPLACEMENT) (800S)
FIGURE 5-4. LEVEL CYLINDER ASSEMBLY - PLATFORM SLAVE (SERVICE REPLACEMENT) (860SJ)

FIGURE 5-5. LEVEL CYLINDER ASSEMBLY - PLATFORM SLAVE (860SJ ONLY)

FIGURE 5-6. LIFT CYLINDER ASSEMBLY - JIB (860SJ ONLY) (ORIGINAL EQUIPMENT)

FIGURE 5-7. LIFT CYLINDER ASSEMBLY - JIB (USAGE MAY VARY) (SERVICE REPLACEMENT) (860SJ ONLY)

FIGURE 5-8. LIFT CYLINDER ASSEMBLY - JIB (USAGE MAY VARY) (SERVICE REPLACEMENT) (860SJ ONLY)

FIGURE 5-9. LIFT CYLINDER ASSEMBLY - MAIN BOOM

FIGURE 5-10. LIFT CYLINDER ASSEMBLY - MAIN BOOM (SERVICE REPLACEMENT) (800S)

FIGURE 5-11. LIFT CYLINDER ASSEMBLY - MAIN BOOM (SERVICE REPLACEMENT) (860SJ)

FIGURE 5-14. TELESCOPE CYLINDER ASSEMBLY

FIGURE 5-15. TELESCOPE CYLINDER ASSEMBLY (SERVICE REPLACEMENT) (800S)

FIGURE 5-16. TELESCOPE CYLINDER ASSEMBLY (SERVICE REPLACEMENT) (860SJ)

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

SECTION 8 - DECALS

FIGURE 8-1. DECAL INSTALLATION (ANSI SPEC)

FIGURE 8-2. DECAL INSTALLATION (COUNTRY SPEC)

Show all 31 sections

FIGURE 8-3. DECAL INSTALLATION (AUSTRALIAN AND CE SPEC)

SECTION 9 - RECOMMENDED SERVICE PARTS STOCK

FIGURE 9-1. MODEL 800S/860SJ STANDARD PARTS

FIGURE 9-2. MODEL 800S/860SJ VARIABLE PARTS

SECTION 10 - SPECIAL OPTIONS

FIGURE 10-1. SPECIAL OPTIONS

PART NUMBER INDEX

Inside this manual

Real pages from this parts manual (312 pages). Open the sample pages (PDF, 528 KB)

Sample pages from the JLG 800S, 860SJ Boom Lift Parts Manual: Parts illustration, Parts illustration, Parts illustration

Parts illustration, page 191: SECTION 4 - PLATFORM
Parts illustration, page 247: SECTION 6 - HYDRAULIC
Parts illustration, page 275: SECTION 8 - DECALS

Other manuals for this machine

Save 10% on 2 manuals, 15% on 3 or more. Other manuals for the 800S, 860SJ 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 3121270$69.57

Service manuals

Service Manual 3121139 · 516 pagesCovers 800S, 860SJSerial: Prior to 0300182743, Prior to B300001328$69.51Details

Service Manual 3121631 · 576 pagesCovers 800S, 810SJ, 860SJSerial: 0300182743-0300272492, B300001328-B300005730, Exclude Serial Number Range: 0300272449-0300272454, B300005568$69.93Details

Service Manual 31215049 · 560 pagesCovers 800S, 860SJ$69.81Details

Service Manual 31217197 · 560 pagesCovers 800S, 860SJ$69.55Details

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, 312 pages

Quantity one is the manual described above.

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Ships in 1 business day.

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Binder not included

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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).