Foreword This manual contains instructions for troubleshooting and repairing this engine in the chassis, complete rebuild procedures and specifications. Disassembly, cleaning, inspection, and assembly instructions are included. A listing of accessory and component suppliers is located in Section M - Component Manufacturers. Suppliers can be contacted directly for any information not covered in this manual. Read and follow all safety instructions. Refer to the WARNING in the General Safety Instructions in Section i - Introduction. The manual is organized to guide a service technician through the logical steps of identifying and correcting problems related to the engine. This manual does not cover vehicle or equipment problems. Consult the vehicle or equipment manufacturer for repair procedures. The repair procedures in this manual are based on the engine or component removed from chassis. Some rebuild procedures require the use of special service tools. Make sure the correct tools are used as described in the procedures. When a specific brand name, number, or special tool is referenced in this manual, an equivalent product can be used in place of the recommended item. A series of specific service manuals (for example: Troubleshooting and Repair, Specifications, and Alternative Repair) are available and can be ordered by Contacting your local area Cummins Regional office. A Cummins Regional office listing is located in Service Literature (Section L). Cummins Inc. encourages the user of this manual to report errors, omissions, and recommendations for improvement. Please use the postage paid, pre-addressed Literature Survey Form in the back of this manual for communicating your comments. The specifications and rebuild information in this manual is based on the information in effect at the time of printing. Cummins Inc. reserves the right to make any changes at any time without obligation. If differences are found between your engine and the information in this manual, contact a Cummins Authorized Repair Location or call 1-800-DIESELS (1-800-343-7357) toll free in the U.S. and Canada. The latest technology and the highest quality components are used to manufacture Cummins engines. When replacement parts are needed, we recommend using only genuine Cummins or ReCon® exchange parts.
Table of Contents Section Introduction .............................................................................................................................................. i Engine and System Identification ............................................................................................................ E Familiarization .......................................................................................................................................... F Troubleshooting Symptoms ..................................................................................................................... TS Troubleshooting Symptoms (New Format) .............................................................................................. TT Complete Engine - Group 00 .................................................................................................................... 0 Engine Disassembly Group 00 ................................................................................................................. DS Engine Assembly - Group 00 ................................................................................................................... AS Cylinder Block - Group 01 ........................................................................................................................ 1 Cylinder Head - Group 02 ......................................................................................................................... 2 Rocker Levers - Group 03 ........................................................................................................................ 3 Back .......................................................................................................................................................... back
This full service manual for Cummins Signature, ISX, and QSX15 is a comprehensive resource for both professional mechanics and DIY enthusiasts. With over 1500 crystal clear pages, it covers a wide range of topics essential for engine maintenance and repair.
Section i - Introduction
Section E - Engine Identification
Section F - Familiarization
Section TS - Troubleshooting Symptoms
Section TT - Troubleshooting Symptoms (New Format)