Bosch 5302 Technical Information

WORKSHOP MANUALEngine Series 3 - 4 LD

- 10 - 2Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03MANUFACTURER AND MOTOR IDENTIFICATION DATATECHNICAL INFORMATION

- 11 - 2 3LD450 3LD510 N.mmmmCm³NmRPMl/hKg/hKg.l./1'l./1'Kg.aαα1858045418,1:130007,56,66,028,5@ 17001,70.0075756090

- 12 - 2Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Technical informationPERFORMANCE DIAGRAMSN (80/1269/EU - ISO 1585) AUTOMOTIVES PO

- 13 - 2Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Technical informationPOSSIBLE CAUSES AND TROUBLE SHOOTINGTHE ENGINE MUST BE STOPPED I

- 14 - 2Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Failure to carry out the operations described in the table may lead to technical dam

- 15 - 2API CH-4 CG-4 CF-4 CF-2 CF CE CD CCMILL- 46152 D / E- 40- 35- 30- 25- 20- 15- 10- 50+ 5+ 10+ 15+ 20+25+30+ 35+ 40+ 45+ 50SAE 10W-30**SAE 10W

- 16 - 3112Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Oil-bath air lter (standard) Danger – AttentionAlways wear protective goggles i

- 17 - 334657Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Disassembly / ReassemblyFlywheelClockwise unscrew nut 1 and remove the

- 18 - 38910 11Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Disassembly / ReassemblyValve/rocker arm clearancePlace the piston at the com

- 19 - 314151612 1317Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Disassembly / ReassemblyRocker arm pin and hole Dimensions (mm)A = 15.03

DICOM/ATLO- 2 - Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03ED0053025560 50839 01-94 15.06.20144° 3Manual’s purpose• This manual contain

- 20 - 18193Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Disassembly / ReassemblyValves guides and housings1 Exhaust valve guide2 Intake

- 21 - 2120322Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Disassembly / ReassemblyValve housings and seats 3LD 450, 3LD 451/S, 3LD 510, 3

- 22 - 3272823252426Ø Q (Ø-Q)3LD 450, 3LD 451/S3LD 510, 3LD 510/S85,00 ÷ 85,02 84,925 ÷ 84,945 0,05 ÷ 0,094LD 640 95.00 ÷ 95,02 94.88 ÷ 94.90 0.10 ÷ 0

- 23 - 33032343133Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Disassembly / ReassemblyPiston ring assembly order3LD 450, 3LD 450/S, 3LD

- 24 - 33536383739Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Disassembly / ReassemblyConnecting rod equipped with bearings and piston

- 25 - 3404241Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Disassembly / ReassemblySide distributor portIt can be found in engines e

- 26 - 3434445Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Disassembly / ReassemblyDrive shaftThere are two types of standard drive shaft

- 27 - 3464748 49Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Disassembly / ReassemblyDrive shaft internal diam. crankshaft bearing

- 28 - 350515253Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Disassembly / ReassemblyCamshaft pin and housing dimensions (mm)A = 18.000 ÷

- 29 - 35455 56Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Disassembly / ReassemblySpeed governorIt has a centrifugal system with

- 3 - Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03PREFACEEvery attempt has been made to present within this use and maintenance, accurate

- 30 - 457Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03LUBRICATION CIRCUITLubrication circuitDetails:1 Intake pipe 5 Crankshaf

- 31 - 458606263596164Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Lubrication circuitOil pumpMake sure that the gear teeth are int

- 32 - 465Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Lubrication circuitOil pressure checkAfter the assembly operation, ll the e

- 33 - 5666768Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03FUEL INJECTION CIRCUITFeeding pump (by request)Features: at 1500 rpm of the con

- 34 - 5717269 7073Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Fuel injection circuitInjection pumpComponents: 1 Delivery tting 11

- 35 - 57475(A-B) mm α mmD (3LD)mmD (4LD)mm3LD 450, 451/S, 510, 510/S58 ÷ 63 24° ÷ 26°276 3104LD 640, 705, 82065 ÷ 704LD 820a 2600 giri/1'60 ÷ 6

- 36 - 6777876Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03ELECTRIC CIRCUIT 12 V 14 A electrical ignition, diagram with voltage regulator

- 37 - 679818280ALTECNASAPRISANICSADUCATI~ giallo G 6,25 0,8R rosso R 9,50 1,2+ rosso B 9,50 1,2LE verde L 4,75 0,8marrone C 6,25 0,8Workshop Manual_

- 38 - 683--8485Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03Electric circuitCharacteristic curves for Bosch DW(L) 12V 1.1 k

- 39 - 7868788Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03ADJUSTMENTMinimum rpm adjustment at idle running (standard)After lling the

- 4 - -Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03This handbook provides the main information concerning the repair of the fol

- 40 - 789903LD 450 3000 N 7,5 140-146 272-2833LD 450 3600 NB 7143-149 285-2993LD 510 3000 N 9 117-122 272-2834LD 640 3000 N 10,5 96-100 284-2954LD 70

- 41 - 8Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03STORAGE-If the engine is not to be used for extensive periods, check the storage are

- 42 - 9Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03MAIN TORQUE SPECIFICATIONS AND USE OF SEALANTSPOSITIONTorque( Nm )404528025028040202

- 43 - 9R>400N/mm2R>500N/mm2R>600N/mm2R>800N/mm2R>1000N/mm2R>1200N/mm2Nm Nm Nm Nm Nm Nm Nm NmM3 0,5 0,7 0,6 0,9 1 1,4 1,9 2,3M4 1,1

- 44 - 9Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03 TYPE OF SEALANTLOCTITE 270LOCTITE 270LOCTITE 270 LOCTITE 270LOCTITE 270LOCTITE 270L

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La Lombardini si riserva il diritto di modicare in qualunque momento i dati contenuti in questa pubblicazione.Lombardini se rèserve le droit de modi

- 5 - -Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03IndexValve guide dimensions and clearances ...

- 6 - 1Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03General remarks and safety informationGENERAL NOTES. Lombardini engines are built

- 7 - 1Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03General remarks and safety informationRegulations for lifting the engine- Before remov

- 8 - 1Workshop Manual__3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03General remarks and safety informationGENERAL SAFETY DURING OPERATING PHASES– The pr

- 9 - Workshop Manual_3 - 4 LD_cod. ED0053025560_4° ed_ rev. 03