John Deere 540R, 543R, 600R, 603R, 620R, 623R, 640R, 643R, 660R, 663R, 680R and 683R Tractor Loaders Technical Manual (TM609019)

Table of Contents:
   Introduction
      Foreword
   General
      Safety
      Fitting and Hardware Torque
      Abbreviations
   Electrical System - Repair
      Connectors
      Sensors
      Actuators
      Light
   Hydraulic Repair
      General
      Hydraulic Cylinders
      Relief Valve (Loader Serial No. 1CC-)
      Relief Valve (Loader Serial No. 1P0-)
      LSS
      Hydraulic Implement Unlatching
      Multicoupler
      3rd-Function Multicoupler
   Miscellaneous
      Joystick
      Mounting Frame
      Automatic Mast Latch (Loader Serial No. 1CC-)
      Automatic Mast Latch (Loader Serial No. 1P0-)
      RTP
      Parking Stand
      Carrier
   Frame
      Identification of Pivot Pin
      Identification of Pivot Pin Lock
      Bushing of Pivot Pin Lock (Loader Serial No. 1CC-)
   Observable Symptoms
      Hydraulics - Observable Symptoms
   Electrical Systems
      Electrical Systems - Safety and General Information
      Electrical Functional Schematic (Loader Serial No. 1CC-)
      Electrical Functional Schematic (Loader Serial No. 1P0-)
   Electrical Component Information
      Component Information - Assemblies
      Component Information - Lights
      Component Information - Fuse
      Component Information - Potentiometers
      Component Information - Sensors and Switches
      Component Information - Semiconductors
      Component Information - Wiring Harnesses
      Component Information - Connectors (XL101 to XL199)
      Component Information - Connectors (XL301 to XL399)
      Component Information - Connectors (XL401 to XL499)
      Component Information - Connectors (XL801 to XL899)
      Component Information - Splices (XL901 to XL999)
      Component Information - Solenoids
   Hydraulic Systems
      Hydraulic Systems - Safety and General Information
      Hydraulic Systems - Theory of Operation
      Hydraulic Schematic (Loader Serial No. 1CC-)
      Hydraulic Schematic (Loader Serial No. 1P0-)
      Hydraulic Schematic: Optional Device
      Hydraulic Systems - Diagnostic Tests and Adjustments
   Hydraulic System Component Information
      Hydraulic Connections: 5XXX Series Tractors
      Hydraulic Connections: 6XXX Series Tractors
      Hydraulic Connections: 7XXX Series Tractors
      Hydraulic Connections: Multicoupler
      Hydraulic Component Information
   Special Tools
      Special Tools (Dealer-Fabricated)
      Special Tools (Available as Spare Parts)