John Deere JD450 Crawler Tractors and JD450 Crawler Loaders Service Manual (SM2064)

Table of Contents:
   Introduction
   Description and Specifications
      Description
      Specifications
   Tractor Separation
      Engine Removal and Installation
      Clutch Housing Removal and Installation
      Final Drive Removal and Installation
      Steering Clutch Removal and Installation
      Transmission Removal and Installation
      Loader Removal and Installation
   Periodic Lubrication
      Lubrication Timetable
   Engine Tune-Up and Tractor Adjustment
      Purpose of Tune-Up and Adjustment
      Engine Tune-Up
      Tractor Adjustment
      Loader Adjustment
   Basic Engine
      Description
      Cylinder Head, Valves, and Related Parts
      Cylinder Block, Cylinder Lines, Pistons, and Connecting Rods
      Crankshaft, Main Bearings, and Flywheel
      Camshaft and Balancer Shafts
      Engine Timing Gear Train and Cover
      Engine Specifications
   Engine Lubrication System
      Oil Pump and Filter
   Governor and Speed Control Linkage
      Governor
      Speed Control Linkage
   Engine Cooling System
      Description and Servicing
      Radiator, PRessure Cap, and Fan Assembly
      Water Pump and Thermostat
   Fuel Systems
      Descirption and Fuel Specifications
      Fuel Tank
      Fuel Transfer Pump and Fuel Filters
      Air Intake System
      Carburetor (Marvel-Schebler)
      Fuel Injection Pumps
      Diesel Injection Nozzles (Roosa-Master)
   Electrical System
      Fundamentals of Alternator Charging Circuits
      Electrical Tests on the Tractor
      Ignition System (Gasoline Tractors)
      Starters
      Battery
      Wiring Diagrams
      Specifications
   Engine Clutch
      Clutch Assembly
      Clutch Controls and Clutch Housing
   Constant Mesh Transmission
      Description and Operation
      Shifter Mechanism
      Range Change Unit
      Speed Change Unit and Ring Gear and Hub Assembly
      Constant Mesh Transmission Specifications
   H-L-R Transmission
      Description and Operation
      Shifter Mechanism
      Range Change Unit
      Speed Change Unit and Ring Gear and Hub Assembly
      H-L-R Transmission Specifications
   Final Drives, Steering Clutches, and Brakes
      Description and Adjustment
      Final Drives
      Steering Clutches and Brakes
      Steering Clutch Pressure Plate
      Specifications
   Power Steering System
      Description and Operation
      Power Steering Pump
      Power Steering Cylinders
      Power Steering Reservoir
   Track System
      Description and Adjustment
      Tracks
      Track Carrier Assembly
      Specifcations
   Power Take-Off and Winch Drive
      Power Take-Off and Winch Drive
   No. 3325 Power Winch
      Description and Operation
      Winch Hydraulic Pump, Control Valve, and Filter
      Winch Housing and Component Parts
      Winch Fairlead Assembly
      Winch Specifications
   No. 3320 Manual Winch
      Description and Operation
      Winch Control Valve and Accumulator
      Winch Housing and Component Parts
      Winch Fairlead Assembly
      Specifications
   Hydraulic System
      Hydraulic Pump (15 GPM)
      Hydraulic Pump (30 gpm)
      Loader Control Valve
      Hydraulic Cylinders
      Hydraulic Circuit Diagrams
      Testing the Loader Hydraulic System
      Hydraulic Components
   Loader Main Frame, Boom, and Buckets
      Loader Main Frame and Boom
      Digging Bucket
      Drott 4-in-1 Bucket
   Troubleshooting
      Index to Difficulties
      Engine and Engine Clutch
      Transmissions
      Steering Clutches, Brakes, and Final Drives
      Electrical System
      Winch
      Hydraulic System
      Track System
   Special Service Tools
      Description
   Index