TO THE CUSTOMERS
This operation and maintenance manual is designed to serve as a reference for DHI's customers and distributors
who wish to gain basic product knowledge on DHI's DB58 Diesel engine.
To maintain the engine in optimum condition and retain maximum performance for a long time, CORRECT
OPERATION and PROPER MAINTENANCE are essential.
In this manual, the following symbols are used to indicate the type of service operations to be performed.
Removal Adjustment
Installation Liquid gasket application
Disassembly Cleaning
Reassembly Pay close attention-Important
Alignment(Marks) Tighten to specified torque
Directional Indication Use special tools of manufacturer's
Inspection Lubricate with oil
Measurement Lubricate with grease
If you have any question or recommendation in connection with this manual, please do not hesitate to contact our
head office, dealers or authorized service shops.