daewoo Diesel Engine Manual (EN)

D1146/D1146TI/DE08TIS MAINTENANCE MANUAL FOREWORD This maintenance manual is designed to serve as a reference for DAEWOO Heavy Industries Ltd's (here after DAEWOO’s) customers and distributors who wish to gain basic product knowledge on DAEWOO's D1146, D1146TI and DE08TIS Diesel engine. This economical and high-performance diesel engine (6 cylinders, 4 strokes, in-line, direct injection type) has been so designed and manufactured to be used for the overland transport or industrial purpose. That meets all the requirements such as low noise, fuel economy, high engine speed, and durability.

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. During engine maintenance, please observe following instructions to prevent environmental damage; z Take old oil to an old oil disposal point only. z Ensure without fail that oil and diesel fuel will not get into the sea or rivers and canals or the ground. z Treat undiluted anti-corrosion agents, antifreeze agents, filter element and cartridges as special waste. Printed in Jan.

2001 PS-MMA0415-E1A Removal Adjustment Installation Cleaning Disassembly Pay close attention-Important Reassembly Tighten to specified torque Align the marks Use special tools of manufacturer's Directional Indication Lubricate with oil Inspection Lubricate with grease Measurement

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D1146/D1146TI/DE08TIS MAINTENANCE MANUAL z The regulations of the relevant local authorities are to be observed for the disposal of spent coolants and special waste. 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 near by your location for any services. For the last, the content of this maintenance instruction may be changed without notice for some quality improvement. Thank you. DAEWOO Heavy Industries & Machinery LTD. Feb. 2001 Printed in Jan. 2001 PS-MMA0415-E1A

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D1146/D1146TI/DE08TIS MAINTENANCE MANUAL CONTENTS 1. GENERAL INFORMATION 1.1 General Repair Instructions 1 1.2. Engine Specific Character 2 1.3. Engine Specifications 4 1.4. Engine Assembly 8 2. MAJOR MAINTENANCE 2.1. Preventive Maintenance 13 2.2. Diagnosis and Remedy 22 2.3. Engine Inspection 32 3. MAINTENANCE 3.1. Engine Disassembly 33 3.2. Inspection and Measurement on Major Parts 48 3.3. Reassembly 69 3.4. Breaking in 96 4. MAINTENANCE OF MAJOR COMPONENTS 4.1. Cooling System 98 4.2. Lubrication System 102 4.3. Fuel Injection Pump 106 4.4. Turbocharger 122 5. Special Tool List 132 Appendix 134 WORLDWIDE NETWORK Printed in Jan. 2001 PS-MMA0415-E1A

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D1146/D1146TI/DE08TIS MAINTENANCE MANUAL 1. GENERAL INFORMATION 1.1. General Repair Instructions 1. Before performing service operation, disconnect the grounding cable from the battery for reducing the chance of cable damage and burning due to short-circuiting. 2. Use covers for preventing the components from damage or pollution. 3. Engine oil and anti-freeze solution must be handled with reasonable care as they cause paint damage. 4. The use of proper tools and special tools where specified is important to efficient and reliable service operation. 5. Use genuine DAEWOO parts necessarily. 6.

Used cotter pins, gaskets, O-rings, oil seals, lock washer and self-lock nuts should be discarded and new ones should be prepared for installation as normal function of the parts can not be maintained if these parts are reused. 7. To facilitate proper and smooth reassemble operation, keep disassembled parts neatly in groups. Keeping fixing bolts and nut separate is very important as they vary in hardness and design depending on position of installation. 8. Clean the parts before inspection or reassembly. Also clean oil ports, etc. using compressed air to make certain they are free from restrictions. 9. Lubricate rotating and sliding faces of parts with oil or grease before installation. 10.

When necessary, use a sealer on gaskets to prevent leakage. 11. Carefully observe all specifications for bolts and nuts torques. 12. When service operation is completed, make a final check to be sure service has been done property. 1 Printed in Jan. 2001 PS-MMA0415-E1A

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