John Deere 6403 & 6603 Tractor Diagnostic & Test Service Manual TM6025 PDF 4045 6068 Engine Repair - MJODTM6025.zip

Full Diagnostic & Testing Service Manual, complete with electrical schematics, covering the John Deere 6403 and 6603 Tractors — packed with the shop-level detail needed to service, troubleshoot, and rebuild these machines the way expert technicians do.

This workshop Diagnosis & Tests technical manual for the John Deere 6403 and 6603 Tractors contains:

* 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.

tm6025 - 6403 and 6603 Tractors Technical Manual.pdf

tm6025 - 6403 and 6603 Tractors Technical Manual.epub

Total Pages: 1,333 pages

File Format: PDF/EPUB/MOBI/AZW (PC/Mac/Android/Kindle/iPhone/iPad; bookmarked, ToC, Searchable, Printable)

Language: English

tm6025 - 6403 and 6603 Tractors

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 6403 Tractors

Ground Speeds, Collar Shift or TSS Transmission

Metric Bolt and Screw Torque Values

Unified Inch Bolt and Screw Torque Values

Group 20: Diagnostic and Testing Procedures

General Troubleshooting Information

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 - Canopy Light Diagnostics

Lights - Flood Light 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 - Injection Pump Advance Timing Diagnostics

Starting System - Normal 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

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 System Diagnosis 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 Information

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 Information

Ref. 230-20-001 Component Information

Section 240: Electrical System Diagnostics and Tests

Group 05: 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: Hourmeter/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 Identification

Ref. 240-15H-007 Instrument Panel Overall Diagnostics

Group 15I: Lights - Canopy Lights 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 Lighting System - Canopy Lighting Diagnostics

Group 15J: Lights—Flood Light Diagnostics

Ref. 240-15J-001 Brief Description

Ref. 240-15J-002 Basic Operation

Ref. 240-15J-003 Detailed Description

Ref. 240-15J-004 Connector Locations

Ref. 240-15J-005 Electrical Schematics

Ref. 240-15J-006 Flood Lights Diagnostics

Group 15K: Lights—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 Lighting System - 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: Starting System - 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