John Deere Powertech 8.1 L 6081 OEM Diesel Engines Operation And Service Manual

John Deere Powertech 8.1 L 6081 OEM Diesel Engines Operation And Service Manual

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This manual contains information and data to this model. Has specs, diagrams, and actual real photo illustrations, These technical manual is as good as it gets for Diagnosing, Repairing, and Maintenancing John Deere machinery. In addition to space savings, nice thing about having PDF files instead of a hard-printed manual is that you can use the Search feature in Acrobat to find just what your looking for and just print out the exact pages you need... or all manual. 

Models Covered : 

This manual covers all
POWERTECH 8.1L OEM engines.
Those engines produced starting in
the year 1996 are noted as engines
( —199,999). Engines produced after
January 2001 which are redesigned
to meet the 2001 emission standards
are noted as engines (200,000— ).
These engines also have a suffix
“070” in the engine model number,
as in “6081HF070”.

CONTENTS : 

Record Keeping Viewing Stored Service Codes (DTC) in
Record Engine Serial Number . . . . . . . . . . . . . . 01-1

Engine ECU . . . . . . . . . . . . . . . . . . . . . . . . . 15-18

Engine Option Codes . . . . . . . . . . . . . . . . . . . . . 01-2

Break-In Service. . . . . . . . . . . . . . . . . . . . . . . . 15-19
Record Fuel Injection Pump Model Number . . . . 01-4

Auxiliary Gear Drive Limitations . . . . . . . . . . . . 15-21
Record PTO Serial Number . . . . . . . . . . . . . . . . 01-4

Generator Set (Standby) Power Units. . . . . . . . 15-22
Starting the Engine. . . . . . . . . . . . . . . . . . . . . . 15-22
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 05-1

Restarting Engine That Has Run Out Of
Fuel - Engines (200,000- ) . . . . . . . . . . . . . . 15-26
Normal Engine Operation . . . . . . . . . . . . . . . . . 15-28

Fuels, Lubricants, and Coolant Cold Weather Operation. . . . . . . . . . . . . . . . . . 15-29

Diesel Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1

Warming Engine. . . . . . . . . . . . . . . . . . . . . . . . 15-30
Lubricity of Diesel Fuels . . . . . . . . . . . . . . . . . . . 10-1

Idling Engine . . . . . . . . . . . . . . . . . . . . . . . . . . 15-31
Diesel Fuel Storage . . . . . . . . . . . . . . . . . . . . . . 10-2

Changing Engine Speed-Standard
DIESELSCAN Fuel Analysis. . . . . . . . . . . . . . . . 10-2 (Mechanical) Governor . . . . . . . . . . . . . . . . . 15-31

Minimizing the Effect of Cold Weather on Changing Engine Speed (Later Engines
Diesel Engines . . . . . . . . . . . . . . . . . . . . . . . . 10-3 w/Electronic Instrument Panels) . . . . . . . . . . 15-32
Diesel Engine Break-In Oil . . . . . . . . . . . . . . . . . 10-4

Stopping the Engine (Engines With
Diesel Engine Oil . . . . . . . . . . . . . . . . . . . . . . . . 10-5

Standard Instrument Panels). . . . . . . . . . . . . 15-33
Extended Diesel Engine Oil Service Intervals . . . 10-6

Stopping the Engine (Engines With Mixing of Lubricants . . . . . . . . . . . . . . . . . . . . . . 10-6

Electronic Instrument Panel) . . . . . . . . . . . . . 15-34

Oilscan and Coolscan. . . . . . . . . . . . . . . . . . . . . 10-7

Using a Booster Battery or Charger . . . . . . . . . 15-35
Alternative and Synthetic Lubricants. . . . . . . . . . 10-7
Lubricant Storage . . . . . . . . . . . . . . . . . . . . . . . . 10-8
Grease . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-8 Lubrication and Maintenance
Diesel Engine Coolant . . . . . . . . . . . . . . . . . . . . 10-9

Observe Service Intervals. . . . . . . . . . . . . . . . . . 20-1

Diesel Engine Coolants And Supplemental Use Correct Fuels, Lubricants and Coolants. . . . 20-1
Additive Information . . . . . . . . . . . . . . . . . . . 10-10

Lubrication and Maintenance Service
Testing Diesel Engine Coolant . . . . . . . . . . . . . 10-11

Interval Chart - Prime Power. . . . . . . . . . . . . . 20-2
Suppemental Coolant Additives . . . . . . . . . . . . 10-12 Lubrication and Maintenance Service
Operating in Warm Temperature Climates . . . . 10-12

Interval Chart - Standby Power . . . . . . . . . . . . 20-4
Disposing of Coolant . . . . . . . . . . . . . . . . . . . . 10-13
Lubrication & Maintenance/Daily Engine Operating Guidelines

Daily Prestarting Checks . . . . . . . . . . . . . . . . . . 25-1

Instrument (Gauge) Panels (Standard) . . . . . . . . 15-1
Instrument (Gauge) Panel (Electronic) . . . . . . . . 15-3 Lubrication & Maintenance/250 Hour/6 Month
Using Diagnostic Gauge to Access Servicing Fire Extinguisher . . . . . . . . . . . . . . . . . 30-1
Engine Information (Electronic Panel) . . . . . . . 15-8

Lubricating PTO Clutch Shaft Bearings . . . . . . . 30-1
Using Touch Switches to Display Servicing Battery. . . . . . . . . . . . . . . . . . . . . . . . 30-2

Information . . . . . . . . . . . . . . . . . . . . . . . . . . 15-11

Handling Batteries Safely . . . . . . . . . . . . . . . . . . 30-3
Changing Units of Measure (English or Changing Engine Oil and Replacing Oil Filter . . . 30-4
Metric). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-13

Checking PTO Clutch Adjustment. . . . . . . . . . . . 30-6
Viewing Engine Configuration Data . . . . . . . . . 15-15
Viewing Active Engine Service Codes (DTC) . . 15-17

And Much More ...

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