JLG 600A & 600AJ Boom Lift Illustrated Parts Manual – 3121206 Rev AO PDF Download
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Complete 532-page illustrated parts catalog for JLG 600A and 600AJ telescopic boom lifts. Exploded-view diagrams and itemised part lists for every assembly. Covers USA-built (SN prefix 03) and China-built (SN prefix B3) machines, Caterpillar, Deutz, Ford and GM engines. Instant PDF download.
Description
JLG 600A & 600AJ Illustrated Parts Manual
This JLG 600A & 600AJ Illustrated Parts Manual is the complete illustrated parts catalog for JLG 600A and 600AJ telescopic boom lifts, published under document number 3121206 and current to Revision AO dated December 18, 2018. Every assembly is broken down into exploded-view illustrations paired with itemised parts lists, giving you exact part numbers, descriptions and quantities for identifying, verifying and ordering components.
File Details
- Manual type: Illustrated Parts Manual
- Brand: JLG Industries
- Models covered: 600A, 600AJ
- Document number: 3121206
- Revision: AO (December 18, 2018)
- Language: English
- Page count: 532
- File format: PDF
IMAGES PREVIEW
Chapters Covered
- Section 1 – Frame: 2WD front axle and steering installations, 4WD front axle and steering installations, 4WS rear steering installations, tire and wheel drive installations, drive hub assembly, drive motor assembly (original equipment and service replacement), drive valves and shields, tow package installation.
- Section 2 – Turntable: Control valves installations, main valve assembly (multiple serial ranges), accessory valve assemblies, swing drive/turntable bearing and lock, swing hub assembly, swing motor assemblies (White Roller Stator, Parker, Parker/Fairfield), Caterpillar engine installation (Tier II, Tier III/IV, Tier IVi), Deutz engine installation, Ford engine installation, GM engine installation, piston pump assembly, gear pump assembly, tank installations, rotary coupling installations, ground control box assembly (with and without UGM), electrical options, engine tray jack, hoods installations, 2500W generator installations, 4000W generator installation, 7500W SkyPower generator installations.
- Section 3 – Boom: USA-built and China-built booms and cylinders installations for 600A and 600AJ, tower boom assembly, main boom assembly, rotator assemblies, platform support installation with LSS, valves and switches (boom mounted).
- Section 4 – Platform: Platform assemblies with gate and drop-bar, fall-arrest platform components, platform console assembly (without and with SkyGuard), lift and swing controllers, drive and steer controllers, SkyEye installation, SkyGuard system installation, SkyLine installation, cross rail installation, platform padding, soft-touch system, SkyGlazier installation (2005-2007 and 2008-2013), SkyWelder/SkyCutter combo, SkyWelder (50Hz and 60Hz), SkyWelder prep package, welder assembly, SkyWelder locking bracket, SkyCutter installation, plasma cutter assembly, pipe racks installation.
- Section 5 – Cylinder: Axle lockout cylinder assembly, platform slave level cylinder (600A and 600AJ variants by serial range), upright level cylinder, articulating jib lift cylinder, main boom lift cylinder, tower boom lift cylinder, master cylinder (600A and 600AJ), steer cylinder assembly, main boom telescope cylinder, tower boom telescope cylinder.
- Section 6 – Hydraulic: Drive hydraulic diagram 2WD/2WS, drive hydraulic diagram 4WD/2WS, oscillating axle hydraulic diagram, standard hydraulic diagram (by serial range), hydraulic diagram list.
- Section 7 – Electrical: Electrical diagram list, harness components installation without UGM, harness components installation with UGM (multiple serial ranges), SkyEye intermediate/emitter/receiver harnesses, SkyLine harness.
- Section 8 – Decals: Decal installation for ANSI spec, ANSI Export spec, Australian and CE specs.
- Section 9 – Recommended Service Parts Stock: Standard parts and variable parts for 600A/600AJ.
- Section 10 – Special Options: Special options parts listings.
- Part Number Index: Full numeric index linking every part number to its page.
The JLG 600A & 600AJ Illustrated Parts Manual spans both USA-built machines (serial number prefix 03) and China-built machines (serial number prefix B3), with serial-number-specific call-outs so the correct part variant can be matched to a specific machine. Multiple part-number supersessions and no-longer-available replacements are noted directly in the listings, and where an assembly is not sold separately the Qty column shows NSS or NLA so you know exactly when to order a complete assembly. This illustrated parts catalog covers the entire machine in exploded detail, making it the reference for anyone maintaining, rebuilding or sourcing parts for a 600A or 600AJ.
Complete Bookmarks
The complete bookmarks in the “JLG 600A & 600AJ Boom Lift Illustrated Parts Manual – 3121206 Rev AO PDF Download” are as follows:
+SECTION 1 – FRAMEp. 13
+SECTION 2 – TURNTABLEp. 45
+SECTION 3 – BOOMp. 211
+SECTION 4 – PLATFORMp. 253
+SECTION 5 – CYLINDERp. 333
+SECTION 6 – HYDRAULICp. 393
+SECTION 7 – ELECTRICALp. 417
+SECTION 8 – DECALSp. 483
+SECTION 9 – RECOMMENDED SERVICE PARTS STOCKp. 501
+SECTION 10 – SPECIAL OPTIONSp. 505
What This JLG Parts Manual Enables You To Do
With this 600A/600AJ illustrated parts manual you can identify the correct part number for any component on the machine before you place an order – axles, drive hubs, drive motors, swing hubs and motors, main and accessory valves, piston and gear pumps, hydraulic cylinders of every type, rotary couplings, ground control boxes, platform consoles, controllers, decals and special options. Every part number in the manual is indexed so you can move from the numeric index straight to the correct page, and exploded illustrations show exactly where each item fits and which quantity is required. Whether you are sourcing a single seal kit for a cylinder, replacing a drive motor with its correct service-replacement variant, or ordering every gasket and fitting needed for an engine installation, the exact part numbers are here.
Why This Manual Matters
Ordering the wrong part on a boom lift wastes time and money. JLG uses serial-number-dependent changes across the 600A and 600AJ lifecycle, and this manual flags every change point – so instead of guessing which valve assembly, hub, motor or cylinder variant matches the machine in front of you, you can look it up by serial number range and be certain. Part number supersessions are documented, NLA and NSS items are called out, and every installation is broken into a figure with the exact item numbers, part numbers, quantities and descriptions – which is what professional parts sourcing on these machines requires.
Instant PDF Delivery
This is an instant PDF download – no shipping, no waiting for a printed book, no international postage delays. Once payment is complete you can open the illustrated parts manual on any laptop, tablet or phone, or print the pages you need for the workshop. The PDF works on any device and gives you the whole document at once, so you have all 532 pages on hand whenever you are identifying parts. Download the JLG 600A & 600AJ Illustrated Parts Manual today and start ordering the exact parts your machine needs.
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