JLG 6036, 6042, 8042, 10042, 10054 SkyTrak Service Repair Manual
6042 Skytrack JLG Transmission Service Manual
System Compatibility
Applicable Models
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JLG SkyTrak 6036 – Serial Number: 0160039338 & Above (Including 0160024571 & 0160037911)
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JLG SkyTrak 6042 – Serial Number: 0160039075 & Above
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JLG SkyTrak 8042, 10042, 10054 – Serial Number: 0160029593 & Above
Engines Covered
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3.3L 4-Cylinder Inline, Turbocharged & Charge Air Cooled – QSB3.3T Turbo-Diesel Engine
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4.5L 4-Cylinder Inline, Turbocharged & Charge Air Cooled – QSB4.5T Turbo-Diesel Engine
JLG 6036, 6042, 8042, 10042, 10054 SkyTrak Service Repair Manual
Manual Contents
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Safety Practices
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Introduction
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Disclaimer
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Operation & Safety Manual
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“Do Not Operate” Tags
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Safety Information & Instructions
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Safety Decals
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General Information & Specifications
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Replacement Parts & Warranty Information
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Torque Charts
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Fluid & Lubricant Capacities
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Service & Maintenance Schedules
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Lubrication Schedules
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Boom System Component Terminology
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Boom System – Three Section (6036, 6042, 8042 & 10042)
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Boom Assembly Maintenance
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Boom System – Four Section (10054)
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Boom Assembly Maintenance
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Boom Extend & Retract Chains
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Quick Attach Assembly
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Boom Wear Pads
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Fork System
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Troubleshooting
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Cab & Covers
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Operator Cab Components
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Cab Removal & Installation
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Axles, Drive Shafts, Wheels & Tires
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Axle Assemblies System
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Drive Shaft System
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Wheels & Tires System
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Brake System
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Towing a Disabled Machine
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Transmission Assembly Component Terminology
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Transmission Serial Number & Specifications
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Transmission Maintenance & Replacement
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Engine Serial Number & Specifications
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Engine Cooling System
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Engine Electrical System
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Fuel System
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Engine Exhaust System
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Air Cleaner Assembly
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Engine Replacement
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Isolation Coupler
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Hydraulic System
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Hydraulic Component Terminology
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Hydraulic Pressure Diagnosis
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Hydraulic Reservoir & Pump
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Valves & Manifolds
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Hydraulic Cylinders
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Electrical System
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Electrical Component Terminology
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Fuses & Relays
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Electrical System Schematics
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Engine Start Circuit
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Charging Circuit
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Window Wiper & Washer
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Windshield Wiper Motor
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Cab Heater & Fan
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Solenoids, Sensors & Senders
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Display Monitor & Gauges
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Dash Switches
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Trak System & Boom Interlock System
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Hydraulic Circuits
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Electrical Diagrams
JLG 6036, 6042, 8042, 10042, 10054 SkyTrak Service Repair Manual
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Well-Structured Content – Easy to navigate with bookmarks for each chapter.
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Step-by-Step Instructions – Professional, detailed guidance.
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