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5.53M
Categories: mechanicsmechanics industryindustry

Lubrication

1. Dia 1

sound
2

2. Dia 2

The position of the drain tank
is often in the double bottom.
Drain tank (or sump) with lubricant
2

3. Dia 3

Pumps
draw the lubricant
from the drain tank.
2

4. Dia 4

The lubricant is led through
filters
to the cooler (heat exchanger).
cooler
2

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In the cooler the lubricant is
cooled by fresh water or sea water.
cooler
sound
2

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From the cooler the lube oil passes
through the distribution branches in
the engine.
distribution branches
sound
2

7. Dia 7

s
Distribution branches

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In a crosshead engine oil bores run through the
crankshaft, crankwebs and crankpins,

9. Dia 9

so that the oil can flow
from the main bearing to
the crank,
connecting rod,
crosshead,
crosshead guide shoes and
crosshead guides.
S
sound

10. Dia 10

The oil passes through the main lube-oil supply line
to the bearings.

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In a trunk engine
the cylinder-lubrication
is done by the
oil mist
thrown up by the crank.
sound

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Used oil is passed through the strainers (S)
before it returns to the drain tank.
s
s
s
Drain tank
sound
2

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Before the lubricating oil is entered
into the system again, it must be
purified by a strainer in the drain tank.
strainer
sound
2

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Air in the drain tank can escape
through the air vent (breather).
Air vent
(breather)
sound
2

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The oil-level is indicated with a level gauge
and is measured through a sounding pipe.
Level gauge
Sounding
pipe
sound
2

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The
International Maritime Language Programme – IMLP
C
The IMLP is an IMO-standard.
P.C. van Kluijven
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