John Deere 5620, 5720 and 5820 Tractors Operation and Tests

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Nov 14, 2025
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John Deere 5620, 5720 and 5820 Tractors Operation and Tests


Download Technical Manual For John Deere 5620, 5720 and 5820 Tractors Operation and Tests.


Publication No. TM4791, April 2006


For other service information also see:

5620, 5720 and 5820 Tractors Operation and Tests Service Manual TM4791

5620, 5720 and 5820 Tractors Service Repair Manual TM4787


This Repair Manual offers all the Operation and Tests Information for John Deere 5620, 5720 and 5820 Tractors. With this in-depth & highly detailed manual you will be able to work on your vehicle with the absolute best resources available, which will not only save you money in repair bills but will also help you to look after your business. The information on this manual covered everything you need to know when you want to repair or service on John Deere 5620, 5720 and 5820 Tractors.


Models Covered:


John Deere 5620, 5720 and 5820 Tractors


This manual is INSTANT DOWNLOAD. It means no shipping cost or waiting for getting a CD package for several days. you will receive this manual today via instant download on completion of payment via our secure payment processor.


Manual Contents:


FOREWORD

VERSION DATE

Section 210 – GENERAL INFORMATION

Group 05 – Safety Measures

Group 15 – General References

Section 220 – ENGINE

Group 10 – Operational Checks

Group 15 – Tests And Adjustments

Section 230 – FUEL, AIR INTAKE AND COOLING SYSTEMS

Group 15 – Tests And Adjustments

Group 20 – Theory Of Operation

Section 240 – ELECTRICAL SYSTEM

Group 10 – Electrical Circuit Checks

Group 15 – Component Testing

Group 25 – Functional Schematics

Group 26 – Summary of Wiring Harnesses

Group 26A – Wiring Harnesses

Group 26B – Wiring Harnesses from Serial Number 424816

Section 245 – ELECTRONIC CONTROL UNITS

Group 05 – Operation and General Information on Diagnostics

Group 20 – Data BUS Systems, Theory of Operation

Group BCU – BCU – Basic Control Unit

Group BIF – BIF – Basic Informator

Group EPC – EPC – Control Unit for PowrQuad Plus Transmission

Group PRF – PRF – Performance Monitor

Section 255 – POWRQUAD AND POWRQUAD PLUS TRANSMISSIONS

Group 05 – Introductory Checks

Group 10 – Operational Check-Out

Group 15 – Tests and Adjustments

Group 20 – Theory of Operation

Section 256 – DRIVE SYSTEMS

Group 10 – Operational Check-Out

Group 15 – Tests and Adjustments

Group 20 – Theory of Operation

Section 260 – STEERING AND BRAKES

Group 05 – Troubleshooting

Group 10 – Operational Check-Out

Group 15 – Tests and Adjustments

Group 20 – Theory of Operation

Section 270 – HYDRAULIC SYSTEM

Group 10 – Operational Check-Out

Group 15 – Tests and Adjustments

Group 20 – Theory of Operation

Section 280 – MISCELLANEOUS

Group 10 – Operational Check-Out

Group 15 – Tests and Adjustments

Group 20 – Theory of Operation

Section 290 – OPERATOR′S CAB

Group 10 – Operational Check-Out

Group 15 – Tests and Adjustments

Group 20 – Theory of Operation

Section 299 – SPECIAL TOOLS

Group 05 – Special Tools (Dealer-Fabricated)

Group 10 – Special Tools and Test Equipment


John Deere 5620, 5720 and 5820 Tractors Operation and Tests


This manual can be used by anyone from a first time owner/amateur to a professional technician. Even the most novice mechanic can also easily follow the step-by-step guides which are made simple by the illustrations and drawings. Keep this manual handy and use it often. Performing routine, preventive maintenance will save you time & money by helping to prevent premature failure and unnecessary repairs.


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File Format: PDF

Compatible: All Versions of Windows & Mac

Language: English

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