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Renoveringsdata/Overhaul data

Sen. utf./Late prod.

Tändfördelare Bosch, type ...................................

JF2 0231 109 015

Distributor, Bosch type

Grundinställning ...................................................

2° (e.ö.d.) (A.T.D.C)

Basic setting

Stroboskopinställning 20 r/s (1200 r/m) ................

11°

Stroboscope setting 20 r/s (1200 r/m)

Kontaktgap ..........................................................

0,4 mm (0.016 in.)

Gap

Slutningsvinkel .....................................................

60°±3°

Cam angle

Kylsystem/Cooling system

Termostat/Thermostat

Typ ......................................................................

Bälgtermostat

Type ...............................................................

Bellows thermostat

Börjar öppna vid ...................................................

60°C (140°F)

Starts opening at

Fullt öppen vid .....................................................

74°C (165°F)

Fully open at

Förslitningstoleranser/Wear tolerances

Cylindrar/Cylinders

Borras vid förslitning
(om motorn har onormal oljeförbrukning) ...............

0,30 mm (0.0118 in.)

To be rebored when wear amounts to
(if engine has abnormal oil consumption)

Vevaxel/Crankshaft

Max tillåten ovalitet på ramlagertappar .................

0,05 mm (0.0020 in.)

Max permissible out-of-round on main
bearing journals

Max tillåten ovalitet på vevlagertappar .................

0,07 mm (0.0028 in.)

Max permissible out-of-round on big-end
bearing journals

Max axialspel på vevaxel .....................................

0,50 mm (0.0197 in.)

Max crankshaft end float

Ventiler/Valves

Max tillåtet spel mellan ventilspindel och
ventilstyrning ........................................................

0,15 mm (0.0059 in.)

Max permissible clearance between valve stem
and valve guide

Max tillåten förslitning, ventilspindel .....................

0,02 mm (0.0008 in.)

Max permissible wear, valve stem

Kamaxel/Camshaft

Max tillåten ovalitet (med nya lager) .....................

0,07 mm (0.0028 in.)

Max permissible out-of-round (with new bearings)

Max tillåten förslitning, lager ................................

0,02 mm (0.0008 in.)

Max permissible wear, bearings

Summary of Contents for MB10A

Page 1: ...Renoveringsdata Overhaul data Workshop Manual 2 0 C MB10A ...

Page 2: ......

Page 3: ...arin motor Marine engine MB10A Innehåll Contents Safety information 2 Introduction 2 Important 2 General information 5 About the Workshop Manual 5 Spare parts 5 Certificated engines 5 Overhaul data 6 References to Service Bulletins 19 ...

Page 4: ... cause burn injuries Avoid skin con tact with hot oil Make sure that the oil system is not pressurised before working on it Never start or run the engine with the oil filler cap re moved in view of the risk of ejecting oil Stop the engine and close the bottom valve be fore working on the cooling system Only start the engine in a well ventilated area Exhaust fumes and crankcase gases should be led ...

Page 5: ... ignite Old fuel and oil filters are envi ronmentally hazardous waste and together with spent lubricant contaminated fuel paint resi due solvent degreasing agent and suds should be handed in to a waste handling unit for de struction Batteries must never be exposed to naked flames or electrical sparks Never smoke in the vicinity of batteries Hydrogen develops when batteries are charged which in com...

Page 6: ... designed and manufactured to min imise the risks of explosion and fire The engine must not be run in environments surrounded by explosive media When cleaning with high pressure wash ob serve the following Never point the jet of water at seals rubber hoses or electrical compo nents Never use the high pressure function when washing the engine NOTE Pressure pipes must not bent turned or exposed to o...

Page 7: ... S Coast Guard Safety Regulations Volvo Penta Genuine Spare Parts comply with these requirements All types of damage resulting from the use of non gen uine Volvo Penta spare parts for the product in ques tion will not be regulated by the warranty undertakings of Volvo Penta Certificated engines For service and repair on an engine certificated for any area where exhaust emissions are regulated by l...

Page 8: ...ter standard 88 90 88 93 mm 3 5000 3 5012 in Bore standard Cylinderdiameter överdim 0 76 mm 0 0300 in 89 66 89 69 mm 3 5299 3 5311 in Bore oversize 0 76 mm 0 0300 in Max cylinderdeformation 0 01 mm 0 0004 in Max cylinder deformation Kolvar Pistons Material Lättmetall Material Light alloy Höjd total 71 0 mm 2 795 in Height total Höjd från kolvtappscentrum till kolvtopp 46 mm 1 811 in Height from gu...

Page 9: ...0028 in Piston ring clearance in groove Kolvtappar Piston pins Flytande lagrad Låsring i båda ändar i kolven Floating fit Circlips at both ends in piston Passning I vevstake Lätt tumtryck noggrant löpande passning Fit In connecting rod Close running fit Passing I kolv Tumtryck skjutpassning Fit In piston Push fit Diameter standard 22 00 mm 0 8661 in Diameter standard Diameter standard 24 00 mm 0 9...

Page 10: ...09 54 11 mm 2 1295 2 1303 in Diameter standard Diameter standard 53 95 54 00 mm 2 1240 2 1260 in Diameter standard 0 25 mm underdim 54 84 54 85 mm 2 1591 2 1594 in 0 25 mm 0 0100 in undersize 0 25 mm underdim 53 70 53 75 mm 2 1142 2 1161 in 0 25 mm 0 0100 in undersize 0 50 mm underdim 53 58 53 60 mm 2 1094 2 1102 in 0 50 mm 0 0200 in undersize 0 50 mm underdim 53 44 53 49 mm 2 1039 2 1059 in 0 50 ...

Page 11: ...rance Rear bearing Axialspel 0 05 0 35 mm 0 0020 0 0138 in Axial clearance Kamaxellager Camshaft bearings Främre lager diameter 31 75 31 78 mm 1 2500 1 2512 in Front bearing diameter Bakre lager diameter 27 00 27 02 mm 1 0630 1 0638 in Rear bearing diameter Främre lagret brotschas efter ipressning Broach the front bearing after pressing in Ventiler Valves Inlopp Intake Tallriksdiameter 34 mm 1 339...

Page 12: ...stem guide exhaust valve Ventilfjädrar Valve springs Längd utan belastning ca 46 mm 1 811 in Lenght unloaded approx Längd med belastning 272 318 N 27 2 31 8 kp 40 mm 1 575 in Lenght with load of 272 318 N 27 2 31 8 kp 60 0 70 1 lb Längd med belastning 782 868 N 78 2 86 8 kp 30 mm 1 181 in Lenght with load of 782 868 N 78 2 86 8 kp 172 4 191 4 lb Smörjsystem Lubricating system Oljerymd exkl oljeren...

Page 13: ... med 33 37 N 3 3 3 7 kp 31 5 mm 1 240 in Length loaded with 33 37 N 3 3 3 7 kp 7 28 8 16 lb Bränslesystem Fuel system Bränslepump Fuel pump Typ Membranpump Type Diaphragm pump Fabrikat Pierburg PE15685 Make matartryck 0 2 kp cm2 3 p s i Feed pressure Förgasare Carburetor Typ Stigförgasare Type Updraught carburetor Fabrikat och beteckning Solex 26VBN2 Make and designation Venturi K22 Venturi Huduvm...

Page 14: ... Senare utförande Later prod Typ Bosch 0 010 350 004 Type Startmotoreffekt 0 74 kW 1 hk 1 hp Starter motor output Generatoreffekt kontinuerlig 90 W Generator output continuous Generatoreffekt max 135 W Generator output max Tändsystem Ignition system Cylindermärkning 1 närmast svänghjulet Marking of cylinder 1 nearest the flywheel Tändstift Bosch W 175T35 eller motsvarande Spark plug Bosch W 175T35...

Page 15: ... rebored when wear amounts to if engine has abnormal oil consumption Vevaxel Crankshaft Max tillåten ovalitet på ramlagertappar 0 05 mm 0 0020 in Max permissible out of round on main bearing journals Max tillåten ovalitet på vevlagertappar 0 07 mm 0 0028 in Max permissible out of round on big end bearing journals Max axialspel på vevaxel 0 50 mm 0 0197 in Max crankshaft end float Ventiler Valves M...

Page 16: ... 75 Nm 7 5 kpm 55 lb ft Big end bearing nuts Svänghjulsmutter 380 Nm 38 kpm 275 lb ft Flywheel nut Tändstift 38 Nm 3 8 kpm 27 5 lb ft Spark plugs Gäller från motor nr 2779 Valid from engine No 2779 Åtdragningsschema för cylinderlocksskruvar Tightening sequence for cylinder head screws Remspänning Belt tension Startgenerator svänghjul 4 mm 0 158 in med normalt tumtryck Starter generator flywheel 4 ...

Page 17: ...15 Renoveringsdata Overhaul data Längdsnitt Longitudinal section ...

Page 18: ...16 Renoveringsdata Overhaul data Tvärsnitt Cross section ...

Page 19: ...ity max 60 Ah can thus be used as a result NOTE Earlier engines fitted with the Siba starter generator can only have a battery with capacity max 32 Ah Positionslista List of components 1 Nyckelströmbrytare Key switch 2 Strömbrytare extra Switch extra 3 Kontrollampa laddning Warning lamp battry charging 4 Kontrollampa oljetryck Warning lamp oil pressure 5 Kopplingsstycke instr tavla Connector instr...

Page 20: ... Kopplingsstycke motor Connector engine 7 Oljetrycksgivare Oil pressure sender 8 Tändspole Ignition coil 9 Tändfördelare Distributor 10 Startgenerator Dynastart 11 Ledningshölje Cable sleeve 12 Säkring Fuse 13 Kontrollampa växelströmsgenerator Warning lamp alternator 14 Batteri startgenerator Battery dynastart 15 Batteri växelströmsgenerator Battery alternator 16 Laddningsregulator startgenerator ...

Page 21: ...19 References to Service Bulletins Group No Date Concerning ...

Page 22: ...20 Anteckningar Notes ...

Page 23: ...of this page write your comments down and post it to us The address is at the bottom of the page We would prefer you to write in English or Swedish From Refers to publication Publication no Issued Suggestion reasons Date Name AB Volvo Penta Customer Support Dept 42200 SE 405 08 Gothenburg Sweden ...

Page 24: ...7727961 0 Swedish English 12 1975 ...

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