John Deere PowerTech 6.8L 6068 Natural Gas Engines Technical Repair Manual

Product Overview

The John Deere PowerTech 6.8L 6068 Natural Gas Engines Technical Repair Manual (CTM146 & CTM113) is your comprehensive guide for servicing and repairing these engines. This manual is designed for use by technicians and service professionals. The content is meticulously organized to offer clear instructions and support for maintenance tasks.

Format and Language

• Language: English
• Format: PDF
• Publication: CTM146 & CTM113

Applicable Models

This manual applies to the PowerTech 6.8L 6068 Natural Gas Engines.

Contents

• Technical Repair Manual: 384 Pages
• Operation and Diagnostics Manual: 364 Pages

Key Features

• Detailed safety precautions and best practices.
• Comprehensive guidelines on engine rebuild, including cylinder head, valves, and crankshaft.
• Insights into systems such as air intake, fuel supply, and electronic engine controls.

Benefits

• Efficient troubleshooting and maintenance support.
• Improves the longevity and performance of the engine.
• Enhances understanding of engine systems and operations.

Usage Recommendations

• Refer to the manual before servicing your engine to ensure correct procedures.
• Use this technical manual alongside the vehicle technical manual for best results.
• Always clean and mount the engine on a repair stand before servicing.
• Consult CTM113 for in-depth diagnostic and testing procedures, including electronic engine controls.

Sections in This Manual

This manual provides structured sections for easy navigation:

• Repair Instructions and Safety Guidelines
• General Information and Specifications
• Components such as Cylinder Block, Cooling System, Lubrication System, etc.
• Dealer Fabricated Tools

Read this manual thoroughly to understand the steps involved in servicing the John Deere PowerTech 6.8L 6068 Natural Gas Engines. Each chapter starts with a summary of the necessary tools and materials, ensuring you are prepared for efficient repairs.