2006-2012 JLG G6-42A / G9-43A / G10-43A Service Manual
Comprehensive service and repair manual for JLG G6-42A, G9-43A, and G10-43A telehandlers. Covers maintenance, diagnostics, and component replacement. PN 31200151
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Sample pages from the 2006-2012 JLG G6-42A / G9-43A / G10-43A Service Manual manual
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JLG Models Covered & Key Technical Specifications
Models: G6-42A, G9-43A, G10-43A
Sub-models / Variants: Turbo, Naturally Aspirated, Enclosed Cab, Open Cab, G10-43A with Outriggers
Build Years: 2006–2012
Serial Numbers: G6-42A (Before S/N 0160007869, S/N 0160007869 thru 0160040677, S/N 0160040678 & After), G9-43A (Before S/N 0160007868, S/N 016007868 thru 0160040674, S/N 0160040675 & After), G10-43A (S/N 016007868 thru 0160040674, S/N 0160040675 & After)
Technical Data:
- Engine Options: John Deere PE 4045D150, John Deere PE 4045TF150, John Deere PE 4045TF270, Perkins 1104-C 44T, Cummins QSB3.3
- Engine Power Range: 80 HP to 100 HP
- Transmission Capacities: 3.4 to 4.2 gallons
- Hydraulic Reservoir Capacity: 20 to 23.3 gallons
- Electrical System: 12V system, Group 31 battery, 65A or 105A alternator
- Travel Speeds: 3.2 mph to 20.5 mph depending on gear and model
- Fuel Tank Capacity: 38 gallons
JLG Manual Features & Content Preview
2006–2012 JLG G6-42A, G9-43A, and G10-43A Telehandler Service Manual
- Built for owners and workshops servicing the 2006–2012 JLG G6-42A, G9-43A, and G10-43A telehandlers including naturally aspirated and turbo engine variants
- Official JLG publication P/N 31200151, revised August 9, 2012
- Contains 47 detailed exploded-view diagrams and 24 hydraulic/electrical schematic references
- File delivered as a direct download the moment payment clears
- Indexed PDF search covers every chapter and appendix
- Laid out for standard letter and A4 printing
- This 2012 revision is the final factory edition documenting the transition from John Deere to Cummins power plants
Technical Documentation Scope
The 2006–2012 JLG G6-42A, G9-43A, and G10-43A service manual details core system maintenance for the boom, cab, axles, and powertrain. Sections address boom system component terminology, extending/retracting chain replacement, and wear pad inspection protocols. The cab and covers section details operator station components, including throttle and brake pedal removal, joystick assembly, and air conditioning maintenance. Drivetrain documentation covers front and rear axle assemblies, drive shaft balancing, and brake system testing. Electrical coverage includes schematics, fuse locations, and diagnostic trouble codes for Cummins and Perkins engine systems.
Technical Specification Highlights
Engine performance data for the 2006–2012 JLG G6-42A includes peak torque values of 215 lb-ft for the naturally aspirated model. Cummins QSB3.3 engine peak torque is documented at 306 lb-ft at 1600 rpm. The cooling system capacity for the G9-43A is documented at 18 to 22 quarts based on serial number. Transmission oil capacity for the G6-42A is 4.2 gallons using Mobilfluid 424. The hydraulic system capacity for the JLG G6-42A is 43 gallons.
Reference what factory workshop documentation is structured to understand proper teardown and assembly tolerances. All service data shown here is for reference only — qualified technicians and the original OEM documentation remain the authoritative source for any hands-on work.
An official 244-page JLG OEM service manual covering the 2006–2012 JLG G6-42A, G9-43A, and G10-43A, documenting engine, chassis, electrical, and hydraulic specifications for the complete multi-model line.
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