John Deere 640D Skidders and 648D Grapple Skidders Repair Manual (tm1440)

Illustrated factory Repair Manual for John Deere Skidders Models 640D and Grapple Skidders Models 648D.

This manual will assist you in assembling, disassembling, and repairing for your skidder or grapple skidder.
You can use a Windows, Mac, or Android device to view this manual. You only need to have a PDF reader installed.

Covered Models:
   640D Skidder
   648D Grapple Skidder

Format: PDF, 969 pages
Language: English
Publication Date: 01 Sep 1990
Table of Contents:
   General Information
      Safety Information
      General Specifications
      Torque Values
      Fuels and Lubricants
      Inspection Procedure
   Wheels
      Powered Wheels and Fastenings
   Axles and Suspension System
      Removal and Installation
      Differential or Bevel Drive
      Input Drive Shafts and U-Joints
      Axle Shaft, Bearings, And Reduction Gears
      Hydraulic System
   Transmission
      Removal and Installation
      Controls Linkage
      Gears, Shafts, Bearings and Power Shift Clutch
      Hydraulic System
   Engine
      Removal and Installation
   Engine Auxiliary Systems
      Cold Weather Starting Aids
      Cooling Systems
      Speed Controls
      Intake System
      External Exhaust System
      External Fuel Supply System
   Clutch
      Controls Linkage
      Elements
   Steering System
      Secondary Steering
      Hydraulic System
   Service Brakes
      Active Elements
      Hydraulic System
   Park Brake
      Active Elements
      Controls Linkage
      Hydraulic System
   Electrical System
      Batteries, Supports and Cables
      Alternator, Regulator and Charging System Wiring
      Lighting System
      Wiring Harness and Switches
      Instruments and Indicators
   Frame, Chassis or Support Structure
      Frame Installation
      Frame Bottom Guards
   Operator's Station
      Removal and Installation
      Operator Enclosure
      Seat and Seat Belt
      Heating and Air Conditioning
   Sheet Metal and Styling
      Hood or Engine Enclosure
      Grille and Grille Housing
   Safety, Convenience and Miscellaneous
      Horn and Warning Devices
   Main Hydraulic System
      Hydraulic System
   Winch
      Removal and Installation
      Controls Linkage
      Drive and Clutch
      Hydraulic System
   Bulldozers (Stacking and Trailbuilding Blades)
      Blades
      Controls Linkage
      Hydraulic System
   Arch or Boom
      Frames
   Grapple
      Grapple Mechanism
      Controls Linkage
      Frames
      Hydraulic System
   Winch Drive
      Input Drive Shaft
   Dealer Fabricated Tools
      Dealer Fabricated Tools