John Deere 3215, 3220, 3415 and 3420 Telescopic Handlers (SN. from 206801) Diagnostic Manual (TM8108)

Table of Contents:
   Introduction
      Foreword
      Version Date
   HYD - Diagnosis
      HYD - Diagnosis
   Engine
      Tests and Troubleshooting
   Fuel/Air Intake Systems - Tests
      Air Intake System
   Electrical System - General Information
      General Information
      Test Equipment
   Electrical System - Tests (3215 and 3415) up to Serial No. 206800
      Functional Schematics, Wiring and Harness Diagrams
      Section 1: Starting Motor Power Supply
      Section 2: Seat Adjustment
      Section 3: Wiper/Washer System
      Section 4: Heater/Air Conditioning System
      Section 5: Radio, Cab Interior Light and Horn
      Section 6A: Lights (Region II)
      Section 6B: Lights (North America)
      Section 7: Reverse Travel Alarm, Cab Electrical Socket
      Section 8: Instruments
      Section 9: Forward Stability Indicator (Load Monitor)
      Section 10: Steering Modes
      Section 11A: Power Train, Shuttle Shift Transmission
      Section 11B: Power Train, Power Shift Transmission
      Section 12: Boom Control System
      Section 13: Rear Auxiliary Hydraulic Functions
      Section 14: Engine Control Unit
      Load Indicator - Without Weighing Option (Not For NA)
      Load Indicator - With Weighing Option (Not For NA)
      Calibration of Weighing Device
   Electrical System - Tests (3220 and 3420) up to Serial No. 206800
      Functional Schematics, Wiring and Harness Diagrams
      Section 1: Starting Motor Power Supply
      Section 2: Seat Adjustment
      Section 3: Wiper/Washer System
      Section 4: Heater/Air Conditioning System
      Section 5: Radio, Cab Interior Lighting and Horn
      Section 6A: Lights (Region II)
      Section 6B: Lights (North America)
      Section 7: Reverse Travel Alarm, Cab Electrical Socket
      Section 8: Instruments
      Section 9: Forward Stability Indicator (Load Monitor)
      Section 10: Steering Modes
      Section 11A: Power Train, Shuttle Shift Transmission
      Section 11B: Power Train, Power Shift Transmission
      Section 12: Boom Control System
      Section 13: Rear Auxiliary Hydraulic Functions
      Section 14: Engine Control Unit
   Electrical System - Tests (3215/3415) - from Serial No. 206801
      Functional Schematics, Wiring and Harness Diagrams
      Section 1: Starting Motor Power Supply
      Section 2: Seat Adjustment
      Section 3: Wiper/Washer System
      Section 4: Heater/Air Conditioning System
      Section 5: Radio, Cab Interior Light and Horn
      Section 6A: Lights (Region II)
      Section 7: Reverse Travel Alarm, Cab Electrical Socket
      Section 8: Instruments
      Section 9: Forward Stability Indicator (Load Monitor)
      Section 10: Steering Modes
      Section 11A: Power Train, Shuttle Shift Transmission
      Section 11B: Power Train, Power Shift Transmission
      Section 12: Boom Control System
      Section 13: Rear Auxiliary Hydraulic Functions
   Electrical System - Tests (3220/3420) - from Serial No. 206801
      Functional Schematics, Wiring and Harness Diagrams
      Section 1: Starting Motor Power Supply
      Section 2: Seat Adjustment
      Section 3: Wiper/Washer System
      Section 4: Heater/Air Conditioning System
      Section 5: Radio, Cab Interior Lighting and Horn
      Section 6A: Lights (Region II)
      Section 6B: Lights (North America)
      Section 7: Reverse Travel Alarm, Cab Electrical Socket
      Section 8: Instruments
      Section 9: Forward Stability Indicator (Load Monitor)
      Section 10: Steering Modes
      Section 11A: Power Train, Shuttle Shift Transmission
      Section 11B: Power Train, Power Shift Transmission
      Section 12: Boom Control System
      Section 13: Rear Auxiliary Hydraulic Functions
      Section 14: Engine Control Unit
   Electronic Control Units up to Serial No. 206800
      ECU - Engine Control Unit (Level 12)
      TCU - Transmission Control Unit
      HYD - Hydraulic Control Unit
      Load Indicator - Without Weighing Option (Not For NA)
      Load Indicator - With Weighing Option (Not For NA)
      Calibration of Weighing Device
   Electronic Control Units from Serial No. 206801
      Instrument Panel Adjustment from Serial No. 206801
      ECU - Engine Control Unit (Level 12)
      TCU - Transmission Control Unit
      HYD - Hydraulic Control Unit
      Load indicator, Setting from Serial No. 206801
      Load Indicator - With Weighing Option from Serial No. 206801
   Power Train - Tests
      Drive - Theory of Operation
      Torque Converter - Tests
      Shuttle Shift Transmission - Tests
      Power Shift Transmission - Tests
      Shuttle Shift Transmission Diagnosis
      Power Shift Transmission Diagnosis
   Steering, Brakes - Tests up to Serial No. 206800
      Brake System
      Brake System Tests
      Hydraulic Trailer Brake Valve
      Steering System - Theory of Operation
   Steering, Brakes - Tests from Serial No. 206801
      Brake System from Serial No. 206801
      Brake System Tests
      Hydraulic Trailer Brake Valve
      Steering System - Theory of Operation
      Steering Test
      Air Brake System
   General Information - Hydraulic System
      Valves - Theory of Operation
   Hydraulic System 3215 and 3415 - up to Serial No. 206800
      Hydraulic System - Hydraulic Circuit Diagram and Theory of Operation up to Serial No. 206800
      Hydraulic System - Tests and Adjustments
   Hydraulic System 3220 and 3420 - up to Serial No. 206800
      Hydraulic System - Hydraulic Circuit Diagram and Theory of Operation up to Serial No. 206800
      Hydraulic Pump - Operation, Tests and Adjustments
      Hydraulic System - Tests
   Hydraulic System 3215 and 3415 - from Serial No. 206801
      Hydraulic System - Hydraulic Circuit Diagram and Theory of Operation from Serial No. 206801
      Hydraulic System - Tests and Adjustments
   Hydraulic System 3220 and 3420 - from Serial No. 206801
      Hydraulic System - Hydraulic Circuit Diagram and Theory of Operation from Serial No. 206801
      Hydraulic Pump - Operation, Tests and Adjustments
      Hydraulic System - Tests
   Heater, Air Conditioning - Tests
      Theory of Operation
      Tests