John Deere 8570 8770 8870 8970 4WD Articulated Tractors Repair Manual TM1549

The John Deere 8570 8770 8870 8970 4WD Articulated Tractors Repair Manual provides detailed repair information for the 8570, 8770, 8870, and 8970 4WD articulated tractor models. It covers general information, component removal, engine service, fuel and air systems, electrical systems, mechanical shift and Power Shift transmissions, power train components, steering and brakes, hydraulics, miscellaneous components, and the operator station. The manual includes repair procedures for major components, front and rear axles and final drives, engine and cooling systems, transmission components, PTO systems, steering components, hydraulic pumps and valves, hitch systems, air quality and air conditioning systems, and seat components.

Specifications: SM

Brand: John Deere 8000-9000 Series Tractors
Type of Document: Repair Manual
Type of Equipment: 4WD Articulated Tractor
Model: 8570, 8770, 8870, 8970
Manual Number: TM1549
Language: English
Format: PDF

Details:

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

Index

John Deere 8570 8770 8870 8970 4WD Articulated Tractors Repair Manual TM1549