DOWNLOAD COMPLETE OPERATION TESTS MANUAL 6420S TRACTORS | PUBLICATION NUMBER - TM4741 (PDF DOWNLOAD)

Get the TM4741 John Deere 6420S Tractors Operation and Test Manual, the essential service guide for technicians, mechanics, and tractor owners. This comprehensive manual provides detailed operation procedures, diagnostic testing, troubleshooting methods, inspection guidelines, system specifications, hydraulic and electrical testing, engine performance checks, transmission procedures, and maintenance instructions. Designed to help ensure accurate repairs, reliable performance, and reduced downtime, this factory-style manual is an invaluable resource for servicing and maintaining John Deere 6420S tractors.

CONTENT:
Introduction
      Foreword
      Version date
   GENERAL INFORMATION
      Safety Measures
      General References
   ENGINE
      Operational Check-Out
      Tests and Adjustments
   FUEL, AIR INTAKE AND COOLING SYSTEMS
      Tests and Adjustments
      Theory of Operation
   ELECTRICAL SYSTEM
      Sub-System Diagnostics (Cab)
      Sub-System Diagnostics (Open Operator`s Station)
      Sub-System Diagnostics (SE Tractors)
      Component Tests
      Functional Schematics (AutoPowr/IVT Transmission)
      Functional Schematics (PowrQuad Plus, AutoQuad and AutoQuad Plus Transmissions)
      Functional Schematics (Open Operator`s Station)
      Functional Schematics (SE Tractor)
      Summary of Wiring Harnesses
      Wiring Harnesses
      Wiring Harnesses (Continued)
      Wiring Harnesses from Serial Number 398656
      Wiring Harnesses from Serial Number 398656 (Continued)
   ELECTRONIC CONTROL UNITS
      Operation and General Information on Diagnostics
      Data BUS Systems, Operation
      ATC - Automatic Temperature Control Unit
      BCU - Basic Control Unit
      BIF - Basic Informator
      ECU - Engine Control Unit
      EPC - Control Unit for PowrQuad Plus, AutoQuad and AutoQuad Plus Transmissions
      JDL - Control Unit for JDLink
      PLC - Park Lock Controller
      PRF - Performance Monitor
      SFA - Control Unit for Front-Wheel Drive Axle and Cab Suspension
      SIC - Control Unit for Electrically Activated Selective Control Valves
      SSU - Control Unit for AutoTrac
      TCU - Control Unit for AutoPowr/IVT Transmission
      TEC - Control Unit for Tractor Equipment Interface
      UIC - User Interface Controller
      UIM - User Interface Module, Keyboard for GreenStar Display 2100
   SYNCROPLUS TRANSMISSION
      Introductory Checks
      Operational Check-Out
      Tests and Adjustments
      Theory of Operation
   POWER REVERSER TRANSMISSION
      Operational Check-Out
      Tests and Adjustments
      Theory of Operation
   AUTOPOWR/IVT TRANSMISSION
      Operational Check-Out
      Tests and Adjustments
      Theory of Operation
   POWRQUAD, POWRQUAD PLUS, AUTOQUAD AND AUTOQUAD PLUS TRANSMISSIONS
      Operational Check-Out
      Tests and Adjustments
      Theory of Operation
   DRIVE SYSTEMS
      Operational Check-Out
      Tests and Adjustments
      Theory of Operation
   STEERING AND BRAKES
      Introductory Checks
      Operational Check-Out
      Tests and Adjustments
      Theory of Operation
   HYDRAULIC SYSTEM
      Operational Check-Out
      Tests and Adjustments
      Theory of Operation
   MISCELLANEOUS
      Operational Check-Out
      Tests and Adjustments
      Theory of Operation
   OPERATOR`S CAB
      Operational Check-Out
      Tests and Adjustments
      Theory of Operation
   SPECIAL TOOLS
      Special Tools (Dealer-Fabricated)
      Special Tools and Test Equipment

TOTAL PAGE - 2803
FILE FORMAT - PDF
FILE LANGUAGE - ENGLISH
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