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WORKSHOP MANUAL 3/4 LD, CODE1-5302-556 ENGINE SERIES 3LD 450 3LD 510 3LD 450/S 3LD 510/S 4LD 640 4LD 705 4LD 820 3rd edition SERVICE TECO/ATL AUTHOR BOOK CODE MODEL No. DATE OF ISSUE REVIEW 1-5302-556 50839 01-94 02 DATE AP OA PR V L 30.11.2001 1 INTRODUCTION This handbook provides the main information concerning the repair of the following LOMBARDINI Diesel engines 3LD 450, 3LD 510, 3LD 451/S, 3LD 510/S, 4LD 640, 4LD 705, 4LD 820, which are air-cooled, provided with direct injection and revised on the 30-11-2001. INDEX OF CHAPTERS I II III MODEL AND IDENTIFICATION CHARACTERISTIC CURVES MAINTENANCE RECOMMENDED OIL, CAPACITIES TROUBLE SHOOTING DISASSEMBLING AND REASSEMBLING LUBRICATION CIRCUIT FUEL/INJECTION CIRCUIT ELECTRIC CIRCUIT ELECTRIC EQUIPMENT ADJUSTMENTS UPKEEPING TECHNICAL DATA MAIN DRIVING TORQUES USE OF SEALANT CLAMPING TORQUES Page " 3 4 " " " " " " " " " " " " " 5 6 7 18 20 22 23 25 27 28 29 30 31 VI V VI VII VIII IX X XI XII XIII XIV XV TECO/ATL AUTHOR 2 BOOK CODE 1-5302-556 MODEL No. 50839 DATE OF ISSUE REVIEW 01-94 02 DATE 30-11-2001 APPROVAL REGISTRATION CODE AND IDENTIFICATION I LOMBARDINI Engine group number DIESEL Displacement CC Engine serial number Customer's code Approval code Customer's code Engine serial number Engine grup number LOMBARDINI DIESEL Displacement CC Approval code TECO/ATL AUTHOR BOOK CODE 1-5302-556 MODEL No. 50839 DATE OF ISSUE REVIEW 01-94 02 DATE 30-11-2001 APPROVAL 3 Il CHARACTERISTIC CURVES CHARACTERISTIC CURVES CONCERNING POWER, TORQUES AND SPECIFIC CONSUMPTION N (80/1269/EU - ISO 1585) NB (ISO 3046 - 1 IFN) NA (ISO 3046 - 1 ICXN) AUTOMOTIVES POWER : Discontinuous services at variable rpm and load. NON-OVERLOADABLE POWER:Continuous light services at constant rpm and variable load. CONTINUOUS OVERLOADABLE POWER: Continuous heavy-duty services at constant rpm and load. The above mentioned power levels refer to the engine equipped with air filter, standard silencer, suction fan - which previously underwent a breaking-in period - at 20°C ambient conditions, at 1 bar. The maximum power is guaranteed with a 5% tolerance. These powers are reduced of abt. 1% every 100 m height and of 2% for every 5°C exceeding 25°C. C (NB): Specific fuel consumption at NB power MT : Torque at N power a : Continuous service field of use. For any purpose out of this field of use, please contact company LOMBARDINI. TECO/ATL AUTHOR 4 BOOK CODE 1-5302-556 MODEL No. 50839 DATE OF ISSUE REVIEW 01-94 02 DATE 30-11-2001 APPROVAL MAINTENANCE -PRESCRIBED OIL - REFUELLINGS INTERVALS (HOURS) OPERATION DETAIL 10 CLEANING AIR FILTER (OIL-BATH) (*) HEAD AND CYLINDER FINS (*) FUEL TANK INJECTORS AIR FILTER OIL LEVEL SUMP OIL BATTERY LIQUID FUEL HOSE COUPLING FASTENING VALVE AND ROCKER ARM CLEARANCE INJECTOR SETTING AIR FILTER(**) (***) SUMP (***) OIL FILTER CARTRIDGE FUEL FILTER CARTRIDGE PARTIAL (****) GENERAL 50 125 250 500 1000 2500 5000 III CHECK CHANGE OVERHAUL First replacement