John Deere 640G-3, 648G-3, 460D, 460DG Skidder Index:

• Contents
  • General Information
    • Safety Information
      • Recognize Safety Information
      • Follow Safety Instructions
      • Operate Only If Qualified
      • Wear Protective Equipment
      • Avoid Unauthorized Machine Modifications
      • Inspect Machine
      • Stay Clear of Moving Parts
      • Avoid High-Pressure Fluids
      • Beware of Exhaust Fumes
      • Prevent Fires
      • Handle Starting Fluid Safely
      • Prevent Battery Explosions
      • Handle Chemical Products Safely
      • Dispose of Waste Properly
      • Prepare for Emergencies
      • Use Steps and Handholds Correctly
      • Start Only From Operator’s Seat
      • Use and Maintain Seat Belt
      • Prevent Unintended Machine Movement
      • Avoid Work Site Hazards
      • Operate Machine Safely
      • Keep Riders Off Machine
      • Avoid Backover Accidents
      • Avoid Machine Tip Over
      • Operating on Slopes
      • Operating or Traveling On Public Roads
      • Inspect and Maintain ROPS
      • Keep the Operator Protective Structure (OPS) in Place
      • Add and Operate Attachments Safely
      • Park And Prepare For Service Safely
      • Service Cooling System Safely
      • Remove Paint Before Welding or Heating
      • Make Welding Repairs Safely
      • Drive Metal Pins Safely
    • Torque Values
      • Hardware Torque Specifications
      • Keeping ROPS Installed Properly
      • Metric Bolt and Screw Torque Values
      • Additional Metric Cap Screw Torque Values
      • Unified Inch Bolt and Screw Torque Values
      • Check Oil Lines And Fittings
      • Service Recommendations for 37° Flare and 30° Cone Seat Connecto
      • Service Recommendations for O-Ring Boss Fittings
      • Service Recommendations For Flat Face O-Ring Seal Fittings
      • Service Recommendations for Metric Series Four Bolt Flange Fitti
      • Service Recommendations For Inch Series Four Bolt Flange Fitting
      • Application of Adhesives — Through Holes
      • Application of Adhesives — Blind Holes
      • Application of Adhesives — Pre-Assembled Fasteners
      • Application of Adhesives — Hydraulic Fittings
  • Wheels
    • Powered Wheels and Fastenings
      • Service Equipment and Tools
      • Specifications
      • Wheel Repair
      • Dual Wheel Installation
  • Axles
    • Removal and Installation
      • Service Equipment and Tools
      • Specifications
      • Front Axle, Differential, and Oscillating Supports Remove and In
      • Rear Axle and Differential Remove and Install
      • Front Axle Guards Remove and Install
    • Input Drive Shafts and U-Joints
      • Other Material
      • Specifications
      • Front Axle Drive Shaft Repair
      • Rear Axle and Transmission Drive Shaft Repair
    • Hydraulic System
      • Specifications
      • Differential Lock Solenoid Valve Repair
      • Differential Lock Relief Valve Remove and Install
      • Differential Lock Pump Remove and Install
  • Transmission
    • Removal and Installation
      • Service Equipment and Tools
      • Other Material
      • Specifications
      • Transmission Remove
      • Transmission Install
    • Controls
      • Transmission Gear Selector Remove and Install
    • Input Drive Shafts and U-Joints
      • Specifications
      • Engine-to-Transmission Drive Shaft Remove and Install
    • Gears, Shafts and Power Shift Clutches
      • Essential Tools
      • Service Equipment and Tools
      • Other Material
      • Specifications
      • Transmission Repair Procedures
      • Transmission Lifting and Mounting on Repair Stand
      • Winch Drive Repair
      • Park Brake Repair
      • Charge Pump Repair
      • Transmission Suction Tube Repair
      • Transmission Cover Plates to Front Housing Remove and Install—To
      • Transmission Idler Shaft Remove and Install—Torque Converter Mac
      • Transmission Control Valve Repair
      • Input Yoke Remove and Install
      • Front Housing Exploded View—Direct Drive Machines
      • Front Housing Exploded View—Torque Converter Machines
      • Front Housing Repair—All Machines
      • Transmission Clutch Packs and Gear Stages Remove and Install—Dir
      • Input (First Stage) and Idler (Sixth Stage) Gear Shaft Repair—Di
      • Second Stage (High and Low Forward) Clutch Packs Exploded View—D
      • Third Stage (High and Low Reverse) Clutch Pack Exploded View—Dir
      • Fourth Stage (First and Third Speed) Clutch Packs Exploded View—
      • Fifth Stage (Second and Fourth Speed) Clutch Packs Exploded View
      • Transmission Clutch Packs Disassemble—Direct Drive Machines
      • Transmission Clutch Packs Assemble—Direct Drive Machines
      • Seventh Stage (Output) Shaft—Direct Drive Machines
      • Front and Rear Housing Assemble—Direct Drive Machines
      • Transmission Clutch Packs and Gear Stages Repair—Torque Converte
      • Input Shaft (First Stage) and Sixth Stage (Idler Gear) Repair—To
      • Second Stage (High/Low Forward) Clutch Packs Exploded View—Torqu
      • Third Stage (Low Reverse) Clutch Packs Exploded View—Torque Conv
      • Fourth Stage (First/Second Speed) Clutch Packs Exploded View—Tor
      • Fifth Stage (Third Speed) Clutch Pack Exploded View—Torque Conve
      • Clutch Pack Repair—Torque Converter Machines
      • Seventh Stage (Output Gear) Repair—Torque Converter Machines
      • Rear Transmission Housing Repair—Torque Converter Machines
      • Front and Rear Housing Assemble—Torque Converter Machines
    • Hydraulic System
      • Other Material
      • Specifications
      • Transmission Charge Pump Remove and Install—Direct Drive Machine
      • Transmission Charge Pump Remove and Install—Torque Converter Mac
  • Engine
    • Removal and Installation
      • 6068 John Deere Engine POWERTECHPOWERTECH is a trademark of Deer
      • 6068 John Deere Engine POWERTECHPOWERTECH is a trademark of Deer
      • Engine Remove — Direct Drive Machines
      • Engine Install — Direct Drive Machines
      • Engine Remove and Install—Torque Converter Machines
  • Engine Auxiliary Systems
    • Cold Weather Starting Aids
      • Specifications
      • Do Not Use Ether Start Aid
      • Engine Coolant Heater Remove and Install
    • Cooling Systems
      • Specifications
      • Fan Guards Remove and Install
      • Belt Remove and Install
      • Belt Tensioner—Spring Tension Check
      • Belt Tensioner Remove and Install
      • Hydraulic Oil Cooler Remove and Install — Torque Converter Machi
      • Radiator and Oil Cooler Remove and Install—Direct Drive Machines
    • Intake System
      • Air Cleaner Remove and Install
    • Exhaust System
      • Other Material
      • Specifications
      • Muffler Remove and Install
    • External Fuel Supply System
      • Service Equipment and Tools
      • Specifications
      • Fuel Tank Remove and Install—Cable Skidder
      • Fuel Tank Remove and Install—Grapple Skidder
  • Torque Converter
    • Removal and Installation
      • Essential Tools
      • Other Material
      • Specifications
      • Service Equipment and Tools
      • Torque Converter Housing Remove and Install
    • Torque Converter Housing
      • Other Material
      • Specifications
      • Magnetic Speed Sensor Remove and Install
      • Torque Converter Housing Disassemble
      • Torque Converter Housing Assemble
    • Converter Turbine, Gears, and Shaft
      • Service Equipment and Tools
      • Other Material
      • Specifications
      • Torque Converter Cover, Drive Plate and Impeller Hub Tightening
      • Torque Converter Drive Plate Remove and Install
      • Torque Converter Disassemble and Assemble
  • Damper Drive
    • Elements
      • Other Material
      • Specifications
      • Damper Remove and Install
      • Transmission Cold Weather Disconnect Linkage Repair
  • Steering System
    • Secondary Steering
      • Secondary Steering Pump Remove and Install
    • Hydraulic System
      • Other Material
      • Specifications
      • Steering Valve Repair
      • Steering Cylinder Remove and Install
  • Service Brakes
    • Active Elements
      • Service Brake Lining Inspection
    • Controls Linkage
      • Service Brake Pedal Remove and Install
    • Hydraulic System
      • Specifications
      • Service Brake Valve Repair
      • Service Brake Accumulator Remove and Install
  • Park Brake
    • Active Elements
      • Service Equipment and Tools
      • Specifications
      • Park Brake Remove and Install
    • Hydraulic System
      • Specifications
      • Park Brake Solenoid Valve Repair
  • Frame, Chassis, or Supporting Structures
    • Frame Installation
      • Service Equipment and Tools
      • Specifications
      • Welding Repair of Major Structure
      • Engine and Equipment Frames—Separate
      • Lower Pivot Pin Repair
      • Upper Pivot Pin Repair
    • Frame Bottom Guards
      • Specifications
      • Engine Frame Bottom Guard Remove and Install
      • Equipment Frame Bottom Guard Remove and Install
  • Operator’s Station
    • Removal and Installation
      • Service Equipment and Tools
      • Specifications
      • Cab Remove and Install
      • Cab Isolators Remove and Install
      • Steering Column and Steering Wheel Repair
      • Cab Tilt Hand Pump Repair
      • Cab Tilt Hand Pump Bleed Circuit
      • Cab Tilt Cylinder Remove and Install
    • Operator Enclosure
      • Essential Tools
      • Specifications
      • Window and Window Molding Repair
      • Clean Windows Regularly
      • Cab Door and Door Latch Repair
      • Windshield Wiper and Washer Repair
    • Seat and Seat Belt
      • Specifications
      • Seat Repair
      • Seat Belt Repair
    • Heating and Air Conditioning
      • Essential Tools
      • Service Equipment and Tools
      • Other Material
      • Specifications
      • Refrigerant Cautions and Proper Handling
      • Flush and Purge Air Conditioner System
      • R134a Refrigerant Oil Information
      • R134a Refrigerant Recovery, Recycling and Charging Station Insta
      • Recover R134a Refrigerant
      • Evacuate R134a System
      • Charge R134a System
      • Compressor Relief Valve Remove and Install
      • Refrigerant High/Low Pressure Switch Remove and Install
      • Air Conditioning Compressor Remove and Install
      • Air Conditioning Compressor Clutch Repair
      • Air Conditioning Compressor Manifold Inspect
      • Air Conditioning Compressor Disassemble, Inspect and Assemble
      • Air Conditioning Condenser Remove and Install — Direct Drive Mac
      • Air Conditioning Condenser Remove and Install — Torque Converter
      • Evaporator Remove and Install
      • Expansion Valve Remove and Install
      • Blower Motor Remove and Install
      • Heater Core Remove and Install
      • Receiver Dryer Remove and Install
      • Freeze Control Switch Remove and Install
  • Sheet Metal and Styling
    • Hood or Engine Enclosure
      • Essential Tools
      • Specifications
      • Hood Remove and Install
  • Safety, Convenience and Miscellaneous
    • Pressurized Water System
      • Specifications
      • Pressurized Water System
    • Horn and Warning Devices
      • Specifications
      • Horn Remove and Install
      • Reverse Warning Alarm Remove and Install
  • Main Hydraulic System
    • Hydraulic System
      • Essential Tools
      • Service Equipment and Tools
      • Specifications
      • Hydraulic Pump Remove and Install—Direct Drive Machines
      • Hydraulic Pump Remove and Install—Torque Converter Machines
      • Hydraulic Pump Disassemble and Assemble
      • Priority Valve Repair
      • Cold Start Dump Valve Remove and Install—(If Equipped)
      • Fan Variable Speed and Reversing Manifold Removal and Installati
      • Hydraulic Reservoir Remove and Install
      • Diff-lock/Cooling Pump Remove and Install
      • Hydraulic Oil Cleanup Procedure Using Portable Filter Caddy
  • Winch
    • Removal and Installation
      • Specifications
      • Winch 4000 Series Remove and Install
      • Winch Drum Plug 4000 Series Install
      • Winch 4000 Series Fasten Cable to Drum
      • Winch Free Spool Drag Adjustment
      • Winch 6000 Series Remove and Install
      • Winch 6000 Series Fasten Cable to Drum
    • Controls Linkage
      • Other Material
      • Specifications
      • Winch Control Valve Linkage Remove and Install
      • Winch Control Cable Remove and Install
    • Input Drive Shafts and U-Joints
      • Specifications
      • Winch Drive Line Remove and Install
      • Winch 4000 Series Drive Shaft Disassemble and Assemble
    • Drive and Clutch
      • Winch 4000 Series Drive and Clutch Repair
      • Winch 6000 Series Drive and Clutch Repair
  • Stacking Blade
    • Blades
      • Service Equipment and Tools
      • Other Material
      • Specifications
      • Stacking Blade Remove and Install
      • Spherical Bushing Remove and Install
    • Controls Linkage
      • Other Material
      • Blade Control Linkage Remove and Install
      • Blade Control Valve Remove and Install
    • Hydraulic System
      • Specifications
      • Blade Lift Cylinder Remove and Install
  • Arch and Boom
    • Frames
      • Service Equipment and Tools
      • Specifications
      • Arch Remove and Install
      • Horizontal Roller Remove and Install
      • Side Roller Remove and Install
      • Roller Brackets Remove and Install
  • Grapple
    • Grapple Mechanism
      • Service Equipment and Tools
      • Other Material
      • Specifications
      • Grapple Remove and Install
      • Grapple Disassemble and Assemble
      • Grapple Damper Repair
      • Grapple Damper Adjustment
      • Damper, Yoke, and Cross Head Pins Lubricate
      • Grapple Rotate Yoke Repair
    • Controls Linkage
      • Other Material
      • Single Function Grapple Control Linkage Repair
      • Single Lever Pilot Controller Remove and Install
    • Frames
      • Other Material
      • Specifications
      • Single Function Grapple Cable Rollers Remove and Install
      • Dual Function Grapple Cable Rollers Remove and Install
      • Single Function Grapple Arch Remove and Install
      • Dual Function Grapple Arch Remove and Install
      • Dual Function Grapple Boom Remove and Install
    • Hydraulic System
      • Service Equipment and Tools
      • Specifications
      • Arch Cylinder Remove and Install—Single Function Grapple
      • Boom or Arch Cylinder Remove and Install—Dual Function Grapple
      • Grapple Tong Cylinder Remove and Install
      • Grapple Rotate Motor Remove and Install
      • Grapple Rotate Motor Repair — Components
      • Grapple Rotate Motor Repair — Required Tools
      • Grapple Rotate Motor Repair — Disassembly
      • Grapple Rotate Motor Repair — Assembly
      • Rotate Motor Drive Gear Remove and Install
      • Control Valve Options
      • Mechanical Linkage Control Valve Remove and Install
      • Pilot Operated Control Valve Remove and Install
      • Single Function Mechanical Linkage Control Valve Disassemble and
      • Single Function Pilot Operated Control Valve Disassemble and Ass
      • Dual Function Pilot Operated Control Valve Disassemble and Assem
      • Control Valve Relief Valves Remove and Install
      • Lift Check Valve Disassemble and Assemble
      • Non-adjustable Circuit Relief Valve Disassemble and Assemble
      • Adjustable Circuit Relief Valve Disassemble and Assemble
      • Spool Valve Disassemble and Assemble
      • Detent Disassemble and Assemble
      • Pilot Operated Valve Disassemble and Assemble
      • Solenoid Operated Valve Disassemble and Assemble
      • Grapple Rotate Solenoid Valve Remove and Install
      • Grapple Rotate Solenoid Valve Disassemble and Assemble
      • Flow Divider Repair
      • Rotary Manifold Remove and Install
      • Rotary Manifold Disassemble and Assemble
  • Dealer Fabricated Tools
    • Dealer Fabricated Tools
      • DFT1055 Yoke Holding Tool (1200 and 1400 Series Axles)
      • DFT1099 Bushing Drivers
      • DFT1156 Transmission Housing Lifting Bracket
      • DFT1216 Converter Housing Support
      • DFT1217 Transmission Input Shaft Holder