Dia 1
Dia 2
Dia 3
Dia 4
Dia 5
Dia 6
Dia 7
Dia 8
Dia 9
Dia 10
Dia 11
Dia 12
Dia 13
Dia 14
Dia 15
Dia 16

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

5. Dia 5

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

6. Dia 6

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

7. Dia 7

s
Distribution branches

8. Dia 8

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.

11. Dia 11

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

12. Dia 12

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

13. Dia 13

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

14. Dia 14

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

15. Dia 15

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

16. Dia 16

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