FOREWORD
This manual has been prepared to help you use and maintain the DE series diesel engines (DE12,
DE12T, DE12TI and DE12TIS) safely and correctly.
These economical and high-performance diesel engines(6 cylinders, 4 strokes, in-line, direct injection
type) have been designed and manufactured to be used for overland transport or industrial pur-
pose. They meet all the requirements such as low noise, fuel economy, high engine speed and
durability.
Nonetheless, to obtain the best performance and long life of an engine, it is essential to operate it
appropriately and to carry out periodic checks as instructed in this manual. You are requested to
thoroughly read this manual from cover to cover and to acquaint yourself with all the information
contained in this manual.
All information, illustration and specifications continued in this literature are based on the latest
product information available at the time of publication approval. The right is reserved to make
changes at any time without notice.
Please contact Daewoo dealer for the answers to any questions you may have about DE series
engine's features, operation or manuals.