To The Operator

This manual contains instructions on the safe operation and preventive maintenance of Detroit™ Gen 5 Heavy Duty engines. Maintenance instructions cover routine engine services in enough detail to permit self-servicing, if desired. Keep this manual at all times. It contains important operating, maintenance, and safety instructions.

The operator should become familiar with the contents of this manual before operating the engine or carrying out maintenance procedures.

Power-driven equipment is only as safe as the person operating the controls. The operator is urged to keep fingers and clothing away from the revolving belts, drive shafts, pulleys, and other moving parts of the engine.

Throughout this manual CAUTIONS and WARNINGSregarding personal safety and NOTES regarding engine performance or service life will appear. To avoid personal injury and ensure long engine service life, always follow these instructions.

Whenever possible, it will benefit to rely on an authorized Detroit™ service outlet for any service needs from maintenance to major parts replacement. Authorized service outlets worldwide stock factory-original parts.

The information and specifications in this publication are based on the information in effect at the time of approval for printing. Contact an authorized Detroit™ service outlet for information on the latest revision. The right is reserved to make changes at any time without obligation.

Detroit™ engines are built in accordance with sound technological principles and based on state-of-the-art technology. Despite this, the engine may constitute a risk of damage to property or injury to persons if it is not used for its intended purpose.

The engine should not be modified or converted in an incorrect manner, nor should the safety instructions included in this manual be disregarded.