Complete Diagnosis & Tests Technical Manual with electrical wiring diagrams for John Deere Tractors 6103, 6203, 6403, 6603, with all the shop information to maintain, diagnose, and rebuild like professional mechanics.

John Deere Tractors 6103, 6203, 6403, 6603 (Latin America, South Africa, Asia) workshop Diagnosis & Tests technical manual includes:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.

tm6021 - 6103, 6203, 6403 and 6603 Tractors Latin America, South Africa, Asia Technical Manual - Diagnosis and Tests.pdf
tm6021 - 6103, 6203, 6403 and 6603 Tractors Latin America, South Africa, Asia Technical Manual - Diagnosis and Tests.epub

Total Pages: 1,281 pages
File Format: PDF/EPUB/MOBI/AZW (PC/Mac/Android/Kindle/iPhone/iPad; bookmarked, ToC, Searchable, Printable)
Language: English

MAIN SECTIONS
  Foreword
   General
      Safety
      Tractor Component Identification
      Specifications
      Diagnostic and Testing Procedures
      Electrical System Operational Checkout
      Power Train System Operational Checkout
      Mechanical Front Wheel Drive System Operational Checkout
      Brake System Operational Checkout
      Selective Control Valve System Operational Checkout
      Rockshaft System Operational Checkout
      Steering Operational Checkout
   Observable Symptoms
      Engine Operation and Tests
      Fuel/Air Operation and Test
      Electrical System Diagnosis and Tests
      Power Train Operation and Tests
      Mechanical Front Wheel Drive System Diagnosis and Tests
      Brakes System Diagnosis and Tests
      Hydraulic System Diagnosis and Test
      Steering System Diagnosis and Tests
   Engine Operation And Tests
      Engine Diagnostics General Information
      Test Procedures and Adjustments
      Cooling System
      4045 Engine Operation
      6068 Engine Operation
      Component Location
   Fuel/Air Operation And Tests
      General Information
      Test Procedures and Adjustments
      Air Intake System Diagnostics
      Fuel System Diagnosis 4045
      Fuel System Diagnosis 6068
      Component Location
   Electrical System Diagnosis And Tests
      General Information
      Air Filter Restrictor Indicator Diagnostics
      Alternator and Battery Diagnostics
      Engine Oil Pressure Diagnostics
      Engine Coolant Temperature Diagnostics
      Fuel Gauge Diagnostics
      Horn Diagnostics
      Hour Meter/Tachometer Diagnostics
      Instrument Panel Overall Diagnostics
      Lights - Flood Light Diagnostics
      Lighs - Headlight and Instrument Lighting Diagnostics
      Lights - Overall Light Diagnostics
      Lights - Tail Lights Diagnostics
      Lights - Turn Signal Diagnostics
      Lights - Warning Lights Diagnostics
      Manifold Heater Diagnostics
      Power Distribution and Fuse Block Diagnostics
      PTO Indicator Diagnostics
      Bypass Start Diagnostics
      Starting System Diagnostic
      7-Pin Trailer Outlet Diagnostics
      Circuit Code Listing
      Connector Information (end views, numbers, location photos)
      Connector Repair Procedures
   Electrical System Operation, Test & Adjust (Cab Tractors)
      Component Location
      Theory of Operation
      Diagnosis, Test and Adjust
      Wiring Schematics
   Power Train Operation And Tests
      General Information
      Test Procedures and Adjustments
      Power Train Overall
      Clutch Diagnostics
      Differential Diagnostics
      Differential Lock Diagnostics
      Final Drive Diagnostics
      Transmission Power Flow Diagnostics
      Top Shaft Synchronized Transmission Diagnostics
      Rear PTO Diagnostics
      Lube Circuit Diagnostics
      Clutch Interlock
      Collar Shift Transmission
      Component Location
   Mechanical Front Wheel Drive System Diagnosis and Tests
      General Information
      MFWD Adjustments
      MFWD Overall Diagnostics
      Mechanical Front Wheel Drive Front Axle Diagnostics
      MFWD Drop Gear Box
      Component Location
   Brakes System Diagnosis and Test
      General Information
      Test Procedures and Adjustments
      Brake System Diagnostics
      Component Location
   Hydraulic System Operation And Tests
      General Information
      Test Procedures and Adjustments
      Basic Hydraulic System
      Rockshaft System Diagnostics
      Selective Control Valve Diagnostics
      Component Location
   Steering System Diagnosis and Tests
      General Information
      Test Procedures and Adjustments
      Steering System Diagnostics
      Component Location
   Operator's Cab
      Operational Tests
      Tests and Adjustments
      Operation

tm6021 - 6103, 6203, 6403 and 6603 Tractors Latin America, South Africa, Asia

Table of Contents

Foreword

Section 210: General

Group 05: Safety

Recognize Safety Information

Understand Signal Words

Follow Safety Instructions

Prevent Machine Runaway

Use Seat Belt and Foldable ROPS Properly—If Equipped

Keep ROPS Installed Properly

Operate Tractor Safely

Use Caution on Hillsides

Shift to Low Gear on Hills

Avoid Tipping

Freeing a Mired Machine

Work In Ventilated Area

Park Tractor Safely

Keep Riders Off Machine

Handle Fuel Safely—Avoid Fires

Prepare for Emergencies

Wear Protective Clothing

Protect Against Noise

Handle Chemical Products Safely

Stay Clear of Rotating Drivelines

Use Safety Lights and Devices

Use a Safety Chain

Safely Transporting the Tractor

Tow Loads Safely

Practice Safe Maintenance

Service Tractor Safely

Support Machine Properly

Remove Paint Before Welding or Heating

Avoid Heating Near Pressurized Fluid Lines

Avoid High-Pressure Fluids

Service Cooling System Safely

Store Attachments Safely

Prevent Battery Explosions

Prevent Acid Burns

Service Tires Safely

Dispose of Waste Properly

Group 10: Tractor Component Identification

Identification Plates

Record Tractor Serial Number

Record Front Axle Serial Number

Record Engine Serial Number

Record Transmission Serial Number

Group 15: Specifications

Machine Specifications

Machine Dimensions and Weights

Turning Radius for MFWD 6403 Tractors

Turning Radius for MFWD 6603 Tractors

Turning Radius for 2WD 6603 and 6403Tractors

Ground Speeds, Collar Shift or TSS Transmission

Metric Bolt and Cap Screw Torque Values

Unified Inch Bolt and Cap Screw Torque Values

Group 20: Diagnostic and Testing Procedures

Troubleshooting

Group 40: Electrical System Operational Checkout

Electrical System Operational Checkout

Group 50: Power Train System Operational Checkout

Power Train System Operational Checkout

Group 55: Mechanical Front Wheel Drive System Operational Checkout

Mechanical Front Wheel Drive System Operational Checkout

Group 60: Brake System Operational Checkout

Brake System Operational Checkout

Group 70: Selective Control Valve System Operational Checkout

Selective Control Valve System Operational Checkout

Group 75: Rockshaft System Operational Checkout

Rockshaft System Operational Checkout

Group 80: Steering Operational Checkout

Steering Operational Checkout

Section 212: Observable Symptoms

Group 220: Engine Operation and Tests

Engine Cooling System Diagnostics

Group 230: Fuel/Air Operation and Test

Air Intake System Diagnostics

Group 240: Electrical System Diagnosis and Tests

Air Filter Restrictor Indicator Diagnostics

Alternator and Battery Diagnostics

Engine Oil Pressure Switch Diagnostics

Engine Coolant Temperature Diagnostics

Fuel Gauge Diagnostics

Horn Diagnostics

Hourmeter/Tachometer Diagnostics

Instrument Panel Overall Diagnostics

Lights Diagnostics

Lights - Headlight and Instrument Lighting Diagnostics

Lights - Overall Light Diagnostics

Lights - Tail Lights Diagnostics

Lights - Turn Signal Diagnostics

Lights - Warning Lights Diagnostics

Manifold Heater Diagnostics

Power Distribution and Fuse Block Diagnostics

PTO Indicator Diagnostics

Starting System - Bypass Start Diagnostics

Starting System Diagnostics

7-Pin Trailer Outlet Diagnostics

Circuit Code Listing

Group 250: Power Train Operation and Tests

Power Train Overall Diagnostics

Clutch Diagnostics

Differential Diagnostics

Differential Lock Diagnostics

Final Drive Diagnostics

Transmission Power Flow Diagnostics

Top Shaft Synchronized Transmission Diagnostics

Rear PTO Diagnostics

Lube Circuit

Clutch Interlock

Collar Shift Transmission

Group 255: Mechanical Front Wheel Drive System Diagnosis and Tests

Mechanical Front Wheel Drive Overall Diagnostics

Mechanical Front Wheel Drive Front Axle Diagnostics

Mechanical Front Wheel Drive Drop Gear Box Diagnostics

Group 260: Brakes System Diagnosis and Tests

Brake System Diagnostics

Group 270: Hydraulic System Diagnosis and Test

Basic Hydraulic System Overall Diagnostics

Rockshaft System Diagnostics

Selective Control Valve System Diagnostics

Group 280: Steering System Diagnosis and Tests

Steering System Diagnostics

Section 220: Engine Operation And Tests

Group 05: Engine Diagnostics General Information

Ref. 220-05-001 General Information

Group 10: Test Procedures and Adjustments

Ref. 220-10-001 Test Procedures and Adjustments

Group 15: Cooling System

Ref. 220-15-001 Cooling System

Group 15A: 4045 Engine Operation

Ref. 220-15A-001 4045 Engine Operation

Group 15B: 6068 Engine Operation

Ref. 220-15B-001 6068 Engine Operation

Group 20: Component Location

Ref. 220-20-001 Component Information

Section 230: Fuel/Air Operation And Tests

Group 05: General Information

Ref. 230-05-001 General Information

Group 10: Test Procedures and Adjustments

Ref. 230-10-001 Test Procedures and Adjustments

Group 15A: Air Intake System Diagnostics

Ref. 230-15A-001 Air Intake System Diagnostics

Group 15B: Fuel System Diagnosis 4045

Ref. 230-15B-001 Fuel System 4045 Diagnostics

Group 15C: Fuel System Diagnosis 6068

Ref. 230-15C-001 Fuel System 6068 Diagnostics

Group 20: Component Location

Ref. 230-20-001 Component Information

Section 240: Electrical System Diagnosis And Tests

Group 5: General Information

Ref. 240-05-001 General Information

Group 15A: Air Filter Restrictor Indicator Diagnostics

Ref. 240-15A-001 Brief Description

Ref. 240-15A-002 Basic Operation

Ref. 240-15A-003 Detailed Description

Ref. 240-15A-004 Connector Locations

Ref. 240-15A-005 Electrical Schematics

Ref. 240-15A-006 Air Filter Restrictor Indicator Diagnostics

Group 15B: Alternator and Battery Diagnostics

Ref. 240-15B-001 Brief Description

Ref. 240-15B-002 Basic Operation

Ref. 240-15B-003 Detailed Description

Ref. 240-15B-004 Connector Locations

Ref. 240-15B-005 Electrical Schematics

Ref. 240-15B-006 Alternator and Battery Diagnostics

Group 15C: Engine Oil Pressure Diagnostics

Ref. 240-15C-001 Brief Description

Ref. 240-15C-002 Basic Operation

Ref. 240-15C-003 Detailed Description

Ref. 240-15C-004 Connector Locations

Ref. 240-15C-005 Electrical Schematics

Ref. 240-15C-006 Engine Oil Pressure Diagnostics

Group 15D: Engine Coolant Temperature Diagnostics

Ref. 240-15D-001 Brief Description

Ref. 240-15D-002 Basic Operation

Ref. 240-15D-003 Detailed Description

Ref. 240-15D-004 Connector Locations

Ref. 240-15D-005 Electrical Schematics

Ref. 240-15D-006 Engine Coolant Temperature Diagnostics

Group 15E: Fuel Gauge Diagnostics

Ref. 240-15E-001 Brief Description

Ref. 240-15E-002 Basic Operation

Ref. 240-15E-003 Detailed Description

Ref. 240-15E-004 Connector Locations

Ref. 240-15E-005 Electrical Schematics

Ref. 240-15E-006 Fuel Gauge Diagnostics<

Group 15F: Horn Diagnostics

Ref. 240-15F-001 Brief Description

Ref. 240-15F-002 Basic Operation

Ref. 240-15F-003 Detailed Description

Ref. 240-15F-004 Connector Locations

Ref. 240-15F-005 Electrical Schematics

Ref. 240-15F-006 Horn Diagnostics

Group 15G: Hour Meter/Tachometer Diagnostics

Ref. 240-15G-001 Brief Description

Ref. 240-15G-002 Basic Operation

Ref. 240-15G-003 Detailed Description

Ref. 240-15G-004 Connector Locations

Ref. 240-15G-005 Electrical Schematics

Ref. 240-15G-006 Hourmeter/Tachometer Diagnostics

Group 15H: Instrument Panel Overall Diagnostics

Ref. 240-15H-001 Brief Description

Ref. 240-15H-002 Basic Operation

Ref. 240-15H-003 Detailed Description

Ref. 240-15H-004 Connector Locations

Ref. 240-15H-005 Electrical Schematics

Ref. 240-15H-006 Instrument Panel Overall Diagnostics

Group 15I: Lights - Flood Light Diagnostics

Ref. 240-15I-001 Brief Description

Ref. 240-15I-002 Basic Operation

Ref. 240-15I-003 Detailed Description

Ref. 240-15I-004 Connector Locations

Ref. 240-15I-005 Electrical Schematics

Ref. 240-15I-006 Lights - Flood Light Diagnostics

Group 15K: Lighs - Headlight and Instrument Lighting Diagnostics

Ref. 240-15K-001 Brief Description

Ref. 240-15K-002 Basic Operation

Ref. 240-15K-003 Detailed Description

Ref. 240-15K-004 Connector Locations

Ref. 240-15K-005 Electrical Schematics

Ref. 240-15K-006 Headlight and Instrument Lighting Diagnostics

Group 15O: Lights - Overall Light Diagnostics

Ref. 240-15O-001 Brief Description

Ref. 240-15O-002 Basic Operation

Ref. 240-15O-003 Detailed Description

Ref. 240-15O-004 Connector Locations

Ref. 240-15O-005 Electrical Schematics

Ref. 240-15O-006 Lighting System Overall Diagnostics

Group 15L: Lights - Tail Lights Diagnostics

Ref. 240-15L-001 Brief Description

Ref. 240-15L-002 Basic Operation

Ref. 240-15L-003 Detailed Description

Ref. 240-15L-004 Connector Locations

Ref. 240-15L-005 Electrical Schematics

Ref. 240-15L-006 Lighting System Tail Lights Diagnostics

Group 15M: Lights - Turn Signal Diagnostics

Ref. 240-15M-001 Brief Description

Ref. 240-15M-002 Basic Operation

Ref. 240-15M-003 Detailed Description

Ref. 240-15M-004 Connector Locations

Ref. 240-15M-005 Electrical Schematics

Ref. 240-15M-006 Lighting System Turn Signal Diagnostics

Group 15N: Lights - Warning Lights Diagnostics

Ref. 240-15N-001 Brief Description

Ref. 240-15N-002 Basic Operation

Ref. 240-15N-003 Detailed Description

Ref. 240-15N-004 Connector Locations

Ref. 240-15N-005 Electrical Schematics

Ref. 240-15N-006 Lighting System Warning Lights

Group 15P: Manifold Heater Diagnostics

Ref. 240-15P-001 Brief Description

Ref. 240-15P-002 Basic Operation

Ref. 240-15P-003 Detailed Description

Ref. 240-15P-004 Connector Locations

Ref. 240-15P-005 Electrical Schematics

Ref. 240-15P-006 Manifold Heater Diagnostics

Group 15Q: Power Distribution and Fuse Block Diagnostics

Ref. 240-15Q-001 Brief Description

Ref. 240-15Q-002 Basic Operation

Ref. 240-15Q-003 Detailed Description

Ref. 240-15Q-004 Connector Locations

Ref. 240-15Q-005 Electrical Schematics

Ref. 240-15Q-006 Power Distribution and Fuse Block Diagnostics

Group 15R: PTO Indicator Diagnostics

Ref. 240-15R-001 Brief Description

Ref. 240-15R-002 Basic Operation

Ref. 240-15R-003 Detailed Description

Ref. 240-15R-004 Connector Locations

Ref. 240-15R-005 Electrical Schematics

Ref. 240-15R-006 PTO Indicator Diagnostics

Group 15S: Bypass Start Diagnostics

Ref. 240-15S-001 Brief Description

Ref. 240-15S-002 Basic Operation

Ref. 240-15S-003 Detailed Description

Ref. 240-15S-004 Connector Locations

Ref. 240-15S-005 Electrical Schematics

Ref. 240-15S-006 Bypass Start Diagnostics

Group 15T: Starting System Diagnostic

Ref. 240-15T-001 Brief Description

Ref. 240-15T-002 Basic Operation

Ref. 240-15T-003 Detailed Description

Ref. 240-15T-004 Connector Locations

Ref. 240-15T-005 Electrical Schematics

Ref. 240-15T-006 Starting System Diagnostics

Group 15V: 7-Pin Trailer Outlet Diagnostics

Ref. 240-15V-001 Brief Description

Ref. 240-15V-002 Basic Operation

Ref. 240-15V-003 Detailed Description

Ref. 240-15V-004 Connector Locations

Ref. 240-15V-005 Electrical Schematics

Ref. 240-15V-006 7-Pin Trailer Outlet Diagnostics

Group 20A: Circuit Code Listing

Ref. 240-20A-001 Circuit Code Listing

Group 20B: Connector Information (end views, numbers, location photos)

Ref. 240-20B-001 Connector Information

Ref. 240-20B-002 [X1 - X99] Connectors

Ref. 240-20B-003 [X200 - X299] Connectors

Ref. 240-20B-004 [X300 - X399] Connectors

Ref. 240-20B-005 [X400 - X499] Connectors

Ref. 240-20B-006 [X500 - X599] Connectors

Group 20C: Connector Repair Procedures

Ref. 240-20C-001 Connector Repair Procedures

Section 245: Electrical System Operation, Test & Adjust (Cab Tractors)

Group 05: Component Location

Component Location Information

Engine Electrical Components

Dash Electrical Components

Machine Electrical Components

Cab Control Panel and Electrical Components

Group 10: Theory of Operation

Theory of Operation Information

Fuse/Relay Block Assembly

Electrical Load Center

HVAC/Wiper Relay Block Assembly

Starting System Operation—Normal

Starting System Operation—Bypass Attempt

Air Intake Heater System Operation ( Optional )

Charging System Operation

Lighting System Operation—Turn Signals

Lighting System Operation—Warning Lights

Lighting System Operation—Tail Lights

Lighting System Operation—Headlights and Instrument Lights

Work Light and Beacon Operation

Instrument Cluster Operation—Tachometer/Hour Meter

Instrument Cluster Operation—Fuel Gauge

Instrument Cluster Operation—Coolant Temperature Gauge

PTO Warning System Operation

Air Filter Restriction Indicator Operation

Optional Horn Operation — Cab Tractors

Accessory Relay and Electrical Outlet Operation

Blower Motor Operation

A/C Compressor Operation

Front Wiper/Washer Operation

Rear Wiper/Washer Operation ( Optional )

Dome Light Operation

Convenience Outlet Operation

Group 15: Diagnosis, Test and Adjust

Diagnostic Information

Wire Color Chart

Starting System Test Points—Normal Operation

Starting System Test Points—Bypass Attempt

Air Intake Heater Test Points

Charging System Test Points

Lighting System Test points—Turn Signals

Lighting System Test points—Warning Lights

Lighting System Test Points—Work Lights

Lighting System Test Points—Tail Lights

Lighting System Test points—Headlights and Instrument Lights

Lighting System Test Points—Dome Light

Instrument Cluster Test Points—Tachometer/Hour Meter

Instrument Cluster Test Points—Fuel Gauge

Instrument Cluster Test Points—Temperature Gauge

Instrument Cluster Test Points—Oil Pressure

PTO Warning System Test Points

Air Filter Restriction Test Points

Optional Horn Test Points

Accessory Relay and Electrical Outlet Test Points

Blower Motor Test Points

A/C Compressor Clutch Coil Test Points

Front Wiper/Washer Test Points

Rear Wiper/Washer Test Points

Convenience Outlet Test Points

Battery Voltage and Specific Gravity Tests

Charge Battery

Battery Load Test

Starter Amp Draw/RPM Test

Starter No-Load Amp Draw/RPM Test

Alternator/Regulator Test

Starter Solenoid Test

Starter Relay Test

Key Switch Test

Plug-In Relay Test

Diode Pack Test

Fuse Test

Neutral Start Switch Test

PTO Switch Test

PTO Seat Switch Test

Light Switch Test

Flasher Module Test

Turn Signal Switch Test

Fuel Shut-Off Solenoid Test

Blower Switch Test

Start Resistor Test

Blower Motor Resistors

A/C Temperature Control Switch Test

Front Wiper/Washer Switch Test

Rear Wiper/Washer Switch Test

Door Switch Test

Dome Light Switch Test

Group 20: Wiring Schematics

Schematic Information

Component Identification Table

Electrical Schematic (Mexico)

Electrical Schematic (South Africa)

Section 250: Power Train Operation And Tests

Group 5: General Information

Ref. 250-05-001 General Information

Group 10: Test Procedures and Adjustments

Ref. 250-10-001 Test Procedures and Adjustments

Group 15A: Power Train Overall

Ref. 250-15A-001 Brief Description

Ref. 250-15A-002 Basic Operation

Ref. 250-15A-003 Detailed Description

Ref. 250-15A-004 Component Location

Ref. 250-15A-005 Power Train Overall Diagnostics

Group 15B: Clutch Diagnostics

Ref. 250-15B-001 Brief Description

Ref. 250-15B-002 Basic Operation

Ref. 250-15B-003 Detailed Description

Ref. 250-15B-004 Component Location

Ref. 250-15B-005 Rear PTO Clutch Diagnostics

Ref. 250-15B-006 Traction Clutch Diagnostics

Group 15C: Differential Diagnostics

Ref. 250-15C-001 Brief Description

Ref. 250-15C-002 Basic Operation

Ref. 250-15C-003 Detailed Description

Ref. 250-15C-004 Component Location

Ref. 250-15C-005 Differential/Differential Lock/Final Drive Diagnostics

Group 15D: Differential Lock Diagnostics

Ref. 250-15D-001 Brief Description

Ref. 250-15D-002 Basic Operation

Ref. 250-15D-003 Detailed Description

Ref. 250-15D-004 Component Location

Ref. 250-15D-005 Differential/Differential Lock/Final Drive Diagnostics

Group 15E: Final Drive Diagnostics

Ref. 250-15E-001 Brief Description

Ref. 250-15E-002 Basic Operation

Ref. 250-15E-003 Detailed Description

Ref. 250-15E-004 Component Location

Ref. 250-15E-005 Differential/Differential Lock/Final Drive Diagnostics

Group 15F: Transmission Power Flow Diagnostics

Ref. 250-15F-001 Brief Description

Ref. 250-15F-002 Basic Operation

Ref. 250-15F-003 Detailed Description

Ref. 250-15F-004 Component Location

Ref. 250-15F-005 Transmission Power Flow Diagnostics

Group 15G: Top Shaft Synchronized Transmission Diagnostics

Ref. 250-15G-001 Brief Description

Ref. 250-15G-002 Basic Operation

Ref. 250-15G-003 Detailed Description

Ref. 250-15G-004 Component Location

Ref. 250-15G-005 Top Shaft Synchronized Diagnostics

Group 15H: Rear PTO Diagnostics

Ref. 250-15H-001 Brief Description

Ref. 250-15H-002 Basic Operation

Ref. 250-15H-003 Detailed Description

Ref. 250-15H-004 Component Location

Ref. 250-15H-005 Rear PTO Diagnostics

Group 15I: Lube Circuit Diagnostics

Ref. 250-15I-001 Brief Description

Ref. 250-15I-002 Basic Operation

Ref. 250-15I-003 Detailed Description

Ref. 250-15I-004 Lube System Diagnostics

Group 15J: Clutch Interlock

Ref. 250-15J-001 Brief Description

Ref. 250-15J-002 Basic Operation

Ref. 250-15J-003 Detailed Description

Ref. 250-15J-004 Component Location

Ref. 250-15J-005 Clutch Interlock Diagnostics

Group 15K: Collar Shift Transmission

Ref. 250-15K-001 Brief Description

Ref. 250-15K-002 Basic Operation

Ref. 250-15K-003 Detailed Description

Ref. 250-15K-004 Component Location

Ref. 250-15K-005 Collar Shift Transmission Diagnostics

Group 20: Component Location

Ref. 250-20-001 Component Information

Section 255: Mechanical Front Wheel Drive System Diagnosis and Tests

Group 05: General Information

Ref. 255-05-001 General Information

Group 10: MFWD Adjustments

Ref. 255-10-001 MFWD Adjustments

Group 15A: MFWD Overall Diagnostics

Ref. 255-15A-001 Brief Description

Ref. 255-15A-002 Basic Operation

Ref. 255-15A-003 Detailed Description

Ref. 255-15A-004 Mechanical Front Wheel Drive Overall Diagnostics

Group 15B: Mechanical Front Wheel Drive Front Axle Diagnostics

Ref. 255-15B-001 Brief Description

Ref. 255-15B-002 Basic Operation

Ref. 255-15B-003 Detailed Description

Ref. 255-15B-004 Mechanical Front Wheel Drive Front Axle Diagnostics

Group 15C: MFWD Drop Gear Box

Ref. 255-15C-001 Brief Description

Ref. 255-15C-002 Basic Operation

Ref. 255-15C-003 Detailed Description

Ref. 255-15C-004 Mechanical Four Wheel Drive (MFWD) Diagnostics

Group 20: Component Location

Ref. 255-20-001 Component Information

Section 260: Brakes System Diagnosis and Test

Group 05: General Information

Ref. 260-05-001 General Information

Group 10: Test Procedures and Adjustments

Ref. 260-10-001 Adjust Brake Linkage and Pedal Travel

Group 15: Brake System Diagnostics

Ref. 260-15-001 Brief Description

Ref. 260-15-002 Basic Operation

Ref. 260-15-003 Detailed Description

Ref. 260-15-004 Component Location

Ref. 260-15-005 Brake System Diagnostics

Group 20: Component Location

Ref. 260-20-001 Brake Component Identification

Section 270: Hydraulic System Operation And Tests

Group 05: General Information

Ref. 270-05-001 General Information

Group 10: Test Procedures and Adjustments

Ref. 270-10-001 Test Procedures and Adjustments

Group 15A: Basic Hydraulic System

Ref. 270-15A-001 Brief Description

Ref. 270-15A-002 Basic Operation

Ref. 270-15A-003 Detailed Description

Ref. 270-15A-004 Rockshaft Operational Check

Ref. 270-15A-005 SCV Operational Check

Group 15B: Rockshaft System Diagnostics

Ref. 270-15B-001 Brief Description

Ref. 270-15B-002 Basic Operation

Ref. 270-15B-003 Detailed Description

Ref. 270-15B-004 Component Location

Ref. 270-15B-005 Schematic

Ref. 270-15B-006 Rockshaft System Diagnostics

Group 15C: Selective Control Valve Diagnostics

Ref. 270-15C-001 Brief Description

Ref. 270-15C-002 Basic Operation

Ref. 270-15C-003 Detailed Description

Ref. 270-15C-004 Component Location

Ref. 270-15C-005 Schematic

Ref. 270-15C-006 Selective Control Valve Diagnostics

Group 20: Component Location

Ref. 270-20-001 Component Information

Section 280: Steering System Diagnosis and Tests

Group 05: General Information

Ref. 280-05-001 General Information

Group 10: Test Procedures and Adjustments

Ref. 280-10-001 Test Procedures and Adjustments

Group 15: Steering System Diagnostics

Ref. 280-15-001 Brief Description

Ref. 280-15-002 Basic Operation

Ref. 280-15-003 Detailed Description

Ref. 280-15-004 Component Location

Ref. 280-15-005 Schematic

Ref. 280-15-006 Steering System Diagnostics

Group 20: Component Location

Ref. 280-20-001 Component Information

Section 295: Operator's Cab

Group 10: Operational Tests

Reference 295-10-001, Air-Conditioning System, Heater and Operator's Seat——Summary of References

Reference 295-10-002, Air-Conditioning System and Heater—Test Sequence

Reference 295-10-004, Air Comfort Seat—Test Sequence

Group 15: Tests and Adjustments

Reference 295-15-001, Air-Conditioning System, Heater and Operator's Seat, Test and Adjustments—Summary of References

Reference 295-15-010, Safety at Work

Reference 295-15-015, Handling Refrigerant

Reference 295-15-020, Safety Equipment

Reference 295-15-025, In an Emergency

Reference 295-15-030, Storage of Refrigerant Containers

Reference 295-15-035, R134a Refrigerant

Reference 295-15-040, Important

Ref. 295-15-045, A/C ON/OFF Switch and Temperature Control Knob

Ref. 295-15-050, Service Equipment and Tools

Reference 295-15-060, Specifications

Reference 295-15-065, Explanation of Checks

Adjust Heater Temperature Control Cable

Adjust A/C Temperature Control Switch

Reference 295-15-070, Pressure Deviations

Group 20: Operation

Reference 295-20-001, Air-Conditioning, Heating and Ventilation Systems, Operation—Summary of References

Reference 295-20-010, Principle of Heat Exchange

Reference 295-20-015, R134a Refrigerant

Reference 295-20-020, Refrigerant Circuit Layout

Reference 295-20-030, Functional Description of Components—Refrigerant Circuit

Reference 295-20-031, Functional Description of Components — Compressor

Reference 295-20-032, Functional Description of Components — Condenser

Reference 295-20-033, Functional Description of Components—Receiver-Drier

Reference 295-20-034, Functional Description of Components—Expansion Valve

Reference 295-20-035, Functional Description of Components—Thermostat Switch

Reference 295-20-036, Functional Description of Components—Evaporator

Reference 295-20-037, Functional Description of Components—High/Low Pressure Switch

Reference 295-20-038, Functional Description of Components—Control Knobs for Heating and Cooling

Reference 295-20-040, Heating and Ventilation

John Deere Tractors 6103, 6203, 6403, 6603 Diagnosis and Tests Service Technical Manual (TM6021)