John Deere 8570, 8770, 8870 and 8970 4WD Articulated Tractors Repair Manual (tm1549)

Illustrated factory Repair Manual for John Deere 4WD Articulated Tractors Models 8570, 8770, 8870 and 8970.

This manual will assist you in assembling, disassembling, and repairing for your 4wd articulated tractor.
You can use a Windows, Mac, or Android device to view this manual. You only need to have a PDF reader installed.

Covered Models:
   8570
   8770
   8870
   8970

Format: PDF, 621 pages
Language: English
Publication Date: 10 Mar 1991
Table of Contents:
   SAFETY
      Safety
   GENERAL INFORMATION
      Machine Specifications
      Predelivery
      Tune-up
      Lubrication
   Component Removal
      Major Components
      Front Axles and Final Drives
      Rear Axles and Final Drives
      Engine
      SOUND-GARD Body
      Mechanical Shift Transmission
      Power Shift Transmission
   ENGINES
      Engine Service
      Cooling System
   FUEL AND AIR SYSTEMS
      Air Intake System
      Diesel Fuel System
   ELECTRICAL
      Electrical Components and Wiring Harnesses
      Connectors
      Alternator
      Starting Circuit
      Lighting Circuit
      INTELLITRAK Monitoring System
      Accessory Components
      Hitch Electronic Control Components
      PST Electronic Control Components
   MECHANICAL SHIFT TRANSMISSION
      Transmission Oil Filter Relief Valve Housing
      Transmission Control Valve Housing
      Transmission Pump
      Transmission Front Cover
      Hi-Lo Clutch and Brake (24-Speed)
      Hi-Lo Planetary (24-Speed)
      Spacer Housing
      Traction Clutch
      Transmission Gear Train
      Transmission Clean-Up
      Shift Levers and Linkage
   POWER SHIFT TRANSMISSION
      Transmission Oil Filter Relief Valve Housing and Oil Pump
      Transmission Pressure Regulating Valve
      On-Off and Modulating Shift Solenoids
      Inch Clutch Assembly
      Lower 7-Inch Clutch Assembly
      Upper 7-Inch Clutch Assembly
      Compound Shaft Assembly
      Inch Clutch Assembly
      Front and Rear Housings
      Transmission Clean-Up
      Shift Selector Assembly
   POWER TRAIN COMPONENTS
      Engine Coupler
      Drive Shafts
      PTO Clutch
      PTO Clutch Valve and Linkage
      PTO Drop Box
   STEERING AND BRAKES
      Steering Column
      Metering Pump
      Steering Valve
      Steering Cylinder
      Feedback Cylinder
      Brake Valve and Brake Accumulator
   HYDRAULICS
      Hydraulic System Repair
      Main Hydraulic Pump
      Charge-Lube Pump
      Filter Housing, Bypass Valves, and Reservoir
      Oil Cooler and Control Valves
      Hitch
      Hitch Valve and Selective Control Valves
      Lift Cylinders
      Hydraulic System Clean-up
      Remote Cylinder
   MISCELLANEOUS
      Wheels
      Gudgeon
   OPERATOR STATION
      Air Quality System Repair
      Air Conditioning System Service
      Seat
      Miscellaneous Components
   DEALER FABRICATED TOOLS
      Fabricated Tools
   Index