Doosan DE12 Series User Manual

CONTENTS
1. GENERAL INFORMATION
1.1. General Repair Instructions ................................................................................................................... 1
1.2. Engine Characteristics ........................................................................................................................... 2
1.3. Engine Specifications ............................................................................................................................. 3
1.4. Engine Assembly ................................................................................................................................. 12
2. MAJOR MAINTENANCE
2.1. Preventive Maintenance ...................................................................................................................... 18
2.2. Diagnosis and Remedy ........................................................................................................................ 26
2.3. Engine Inspection ................................................................................................................................ 36
3. DISASSEMBLY AND REASSEMBLY OF MAJOR COMPONENTS
3.1. Disassembly ......................................................................................................................................... 37
3.2. Inspection and Measurement ............................................................................................................... 51
3.3. Reassembly ......................................................................................................................................... 66
3.4. Breaking-In ........................................................................................................................................... 88
4. MAINTENANCE OF MAJOR COMPONENTS
4.1. Cooling System .................................................................................................................................... 90
4.2. Lubricating System .............................................................................................................................. 95
4.3. Fuel Injection Pump ............................................................................................................................. 99
4.4. Turbocharger ..................................................................................................................................... 131
 Appendix
 Parts & After Service Center
 Worldwide Network

Doosan DE12 Series Specifications

General

Brand	Doosan
Model	DE12 Series
Category	Engine
Language	English