John Deere 448 Tractor Mounted Tillers Technical Manual (TM1252)

Illustrated factory Technical Manual for John Deere Tractor Mounted Rotary Tillers Models 448.

This manual will assist you in diagnosing, and repairing for your rotary tiller.
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Covered Models:
   448

Format: PDF, 32 pages
Language: English
Publication Date: 01 May 1981
Table of Contents:
   INTRODUCTION
      Description
      Specifications
      Rotary Tiller Serial Number
      Gear Case Serial Number
      Torque Charts
   LUBRICATION
      Lubricate Gear Case
      Gear Case Oil
      Grease Fittings
   ADJUSTMENTS
      Level Tiller Side-to-Side
      Level Tiller Front-to-Rear
      Adjust Sway Chains
      Adjust Drive Chain
   DIAGNOSE MALFUNCTIONS
      Tine Shaft Does Not Rotate
      Erratic Tiller Operation
      Tiller Does Not Till Effectively
   REPLACE TINES AND DRIVE COMPONENTS
      Replace Tines
      Replace Left-Hand Tine Shaft Bearing
      Replace Right-Hand Tine Shaft Bearing
      Repair or Replace Drive Chain
      Replace Shear Bolt
   SERVICE GEAR CASE
      Remove Gear Case
      Disassemble Gear Case
      Inspect Gear Case Parts
      Assemble Gear Case
      Install Gear Case
   SERVICE POWERSHAFT
      Remove Powershaft
      Disassemble Powershaft
      Install Powershaft