sistem pelumasan dan sistem pendinginan. sistem pelumasan 1 2 3 1.oil sump 2.oil pump 3.oil...

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SISTEM PELUMASAN DAN SISTEM PENDINGINAN

SISTEM PELUMASAN

1

2

3

1.Oil sump2.Oil pump3.Oil galleries

(dalam cylinder block untuk membawa oli ke moving parts)

FUNGSI OLI

• PELUMASAN (LUBRICATING) : untuk mengurangi gesekan

• PENDINGINAN (COOLING) : absorbs heat and carries away from the working parts

• PEMBERSIHAN (CLEANING)

FILTER OLI

• Fungsi : menyaring kotoran

BAGIAN2 PENTINGSEMUA BAGIAN YANG BERGERAK (BERPUTAR)• Piston dengan dinding silinder• Poros engkol (shaft)• Gearbox• Cam• Timing gear• Bearing

OIL CLASIFICATIONu OIL SPEC SAE No VISCOSITY@100oC

A Auto Oil, light 10 Lihat chart

B Auto Oil, all year 20 < 9.3

C Auto Oil 20 < 9.3

D Diesel Oil 30 < 12.5

E Auto Oil, heavy 40 < 16.5

F Diesel Oil 40 < 16.5

G Airplane Oil 60 < 32

H Transmission Oil 110 < 55

SISTEM PENDINGINAN

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