JD-TM1971 John Deere

John Deere 8120T, 8220T, 8320T, 8420T and 8520T Tracked Tractor Repair Manual (TM1971)

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John Deere TM1971 repair manual for the 8120T to 8520T tracked tractors. Engine, transmission, hydraulics, cab and track frame. 1,015 pages.

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Specifications
BrandJohn Deere
Model8120T, 8220T, 8320T, 8420T, 8520T
Year2010
Manual NumberTM1971 (24JUL10)
Models8120T-8520T
EnginePowerTech 8.1L (6081)
Companion ManualTM1981 (Operation and Test)
Machine TypeTracked row-crop tractor
Pages1015
CompatibilityJohn Deere 8120T, 8220T, 8320T, 8420T and 8520T tracked tractors. Repair manual TM1971, 24JUL10 edition. PowerTech 8.1L (6081) diesel engine, Denso high-pressure common rail fuel system on Level 9 engines.
FormatPDF
DeliveryInstant, after checkout
Product codeJD-TM1971
Instant accessDownload link after checkout
Any deviceComputer, tablet or phone
Support[email protected]

The repair book for John Deere's 8T track tractors. On top of the usual engine, transmission and hydraulics, it has a whole section for the track frame, tension cylinder and accumulator.

Fits

8120T, 8220T, 8320T, 8420T and 8520T with the PowerTech 8.1L. Edition 24 July 2010.

Table of contents

  • Section 10 - General Information - safety, general information
  • Section 20 - Engine - component removal/installation, engine repair
  • Section 30 - Fuel and Cooling Systems - diesel fuel system, air intake, engine cooling, A/C condenser
  • Section 40 - Electrical - connectors, wiring harness routings, charging/starting circuits, relays/fuses/solenoids/switches, monitoring systems, armrest control, implement connectors, accessories
  • Section 50 - Transmission - component removal/installation, in-tractor repair, transmission
  • Section 56 - Drive Systems - rear axle, outboard planetary final drive, PTO, steering gears, mid-frame drive shafts
  • Section 60 - Steering and Brakes - steering column, wheel position input, steering pump/motor, brake valve and components
  • Section 70 - Hydraulics - system repair/cleanup, tandem and secondary hydraulic pumps, filter bypass, hitch valve/SCVs/couplers, hitch
  • Section 80 - Miscellaneous - hood
  • Section 90 - Operator Station - component removal/installation, HVAC, A/C, air suspension seat, armrest, cab door/windshield
  • Section 95 - Track Frame and Components - tracks, tension cylinder/accumulator, track frame
  • Section 99 - Dealer Fabricated Tools

Check before you buy

Repair book only. Diagnostics and tests are in TM1981. Engine work is in CTM86, and the Denso fuel system in CTM255.

PDF, 1,015 pages, English. Download link right after checkout. Independent seller, not affiliated with John Deere.