John Deere 6020 to 6920S Tractors & SE Tractors Operation & Tests TM4741 Technical Manual PDF

This operation & tests manual applies to the following tractor types: 6020, 6120, 6220, 6320, 6420, 6420S, 6520, 6620, 6820, 6920 and 6920S.
SE tractors: 6020, 6120, 6220, 6320, 6420 and 6520.
This manual is written for an experienced technician.
Essential tools required in performing certain service work are identified in this manual and are recommended for use.
Technical manual comes in PDF and includes 3476 pages, which are printable. We recommend to use Adobe PDF Reader, to be sure all images / graphics will display correctly.

For complete service information also see:

• TM4726 - Tractors and SE Tractors 6020 to 6920S Diagnostics
• TM4750 - Tractors and SE Tractors 6020 to 6620 Repair
• CTM4687 - Front Wheel Drive Axles AS, MS Series
• CTM4820 - Front-Wheel Drive Axles 700 Series

CONTENTS:

• SECTION 210—GENERAL INFORMATION
  • Group 05—Safety Measures
  • Group 15—General References
• SECTION 220—ENGINE
  • Group 10—Operational Check-Out
  • Group 15—Tests and Adjustments
• SECTION 230—FUEL, AIR INTAKE AND COOLING SYSTEMS
  • Group 15—Tests and Adjustments
  • Group 20—Descriptions
• SECTION 240—ELECTRICAL SYSTEM
  • Group 10—Sub-System Diagnostics (Cab)
  • Group 10A—Sub-System Diagnsotics (Open Operator’s Station)
  • Group 10B—Sub-System Diagnostics (SE Tractor)
  • Group 15—Component Testing
  • Group 25—Functional Schematics (AutoPowr/IVT Transmission)
  • Group 25A—Functional Schematics (PowrQuad Plus & AutoQuad Transm.)
  • Group 25B—Functional Schematics (Open Operator’s Station)
  • Group 25C—Functional Schematics (SE Tractor)
  • Group 26—Wiring Harnesses
• SECTION 245—ELECTRONIC CONTROL UNITS
  • Group 05—Operation and General Information on Diagnostics
  • Group 10—Data BUS Systems, Diagnosis
  • Group 20—Data BUS Systems, Theory of Operation
  • Group BCU—BCU - Basic Control Unit
  • Group BIF—BIF - Basic Informator
  • Group ECU—ECU - Engine Control Unit
  • Group EPC—EPC - Control Unit for PowrQuad Plus and AutoQuad Transmissions
  • Group JDL—JDL - Control Unit for JDLink
  • Group PLC—PLC - Park Lock Controller
  • Group PRF—PRF - Performance Monitor
  • Group SFA—SFA - Control Unit for Front-Wheel Drive Axle and Cab Suspension
  • Group SIC—SIC - E-SCV/E-ICV Controller
  • Group TCU—TCU - Control Unit for AutoPowr/IVT Transmission
  • Group UIC—UIC - User Interface Controller
• SECTION 250—SYNCROPLUS TRANSMISSION
  • Group 05—Introductory Checks
  • Group 10—Operational Check-Out
  • Group 10—Operational Check-Out
  • Group 15—Tests and Adjustments
• SECTION 251—POWER REVERSER
  • Group 10—Operational Check-Out
  • Group 15—Tests and Adjustments
  • Group 20—Operation
• SECTION 253—AUTOPOWR/IVT TRANSMISSION
  • Group 10—Operational Check-Out
  • Group 15—Tests and Adjustments
  • Group 20—Operation
• SECTION 255—POWRQUAD, POWRQUAD PLUS AND AUTOQUAD TRANSMISSIONS
  • Group 10—Operational Check-Out
  • Group 15—Tests and Adjustments
  • Group 20—Operation
• SECTION 256—DRIVE SYSTEMS
  • Group 10—Operational Check-Out
  • Group 15—Tests and Adjustments
  • Group 20—Operation
• SECTION 260—STEERING AND BRAKES
  • Group 10—Operational Check-Out
  • Group 15—Tests and Adjustments
  • Group 20—Operation
• SECTION 270—HYDRAULIC SYSTEM
  • Group 10—Operational Check-Out
  • Group 15—Tests and Adjustments
  • Group 20—Operation
• SECTION 280—MISCELLANEOUS
  • Group 10—Operational Check-Out
  • Group 15—Tests and Adjustments
  • Group 20—Operation
• SECTION 290—OPERATOR’S CAB
  • Group 10—Operational Check-Out
  • Group 15—Tests and Adjustments
  • Group 20—Operation
• 220 SECTION 299—SPECIAL TOOLS (Dealer-Fabricated)
  • Group 05—Special Tools (Dealer-Fabricated)