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LAY-UP

RECOMMISSIONING

GENERAL

Many

owners

rely

on their boatyards

prepare their craft,

including engines

and

generators,

for

lay-up

during

the

off-season or

for

long periods of inactivity.

Others

prefer

accomplish lay-up preparation themselves.

The

procedures

which

will

allow

you

perform

your

own

lay·up

and

recommissioning,

you

may

use

them

check list if others do

the

procedures.

These procedures should afford your engine protection

during a

lay-up

and

also

help

familiarize

you

with

the

maintenance

needs

your

engine.

you

have

any

questions regarding lay-up procedures,

call

your

local

servicing

dealer;

will

than

willing

provide

assistance.

Propeller

ShaH

Coupling

[Propulsion

Engine]

The

transmission

and

propeller half couplings should

always

opened

and

the

bolts

removed

when

the

boat

hauled

out of the water or

moved

from

land

water,

and

during

storage

the cradle.

The

flexibility of

the

boat often

puts

severe strain

the

propeller shaft or coupling or

both,

while

the

boat

taken out or put

the

water.

some cases,

the

shaft has actually

been

bent

these strains.

This

does

not

apply

small

boats that are hauled

out

the

water

when

not

use,

unless

they

have

been

dry

for

a considerable

period of

time.

Fresh

Water

Cooling

Circuit

[Propulsion

Engine]

A 50-50 solution

antifreeze and distilled water

recommended

for

use

the

coolant system

all

times.

This solution

may

require a higher concentration of

antifreeze, depending

the

area's winter climate. Check

the

solution

make sure

the

antifreeze protection

adequate.

Should

antifreeze

needed,

drain

appropriate

amount

from

the

engine

block

and add

concentrated

mixture.

Operate

the

engine

ensure

complete

circulation

and

mixture

the

antifreeze

concentration

throughout

the

cooling

system.

Now

recheck

the

antifreeze solution's

strength.

Lubrication

System

With

the

engine

warm,

drain

all

the

engine

oil

from

the

oil

sump.

Remove

and replace

the

oil

filter

and

fill

the

sump

with

new

oil.

Use

the

correct grade of

oil.

Refer

the

ENGINE LUBRICATING OIL pages

this

manual

for

the

oil

changing procedure.

Run

the

engine

and

check

for

proper

oil

pressure

and

make

sure

there

are

leaks.

CAUTION:

not

leave

the

engine's

old

engine

oil

the

sump

ollllr

the

lay-up

period.

Lubricating

oil

and

combustion

deposits

combine

produce

harmful

chemicals

which

can

reduce

the

life

your

engine's

intemal

parts.

Fuel

System

[Gasoline]

Top

off your

fuel

tanks

with

unleaded gasoline of

octane

higher.

fuel

conditioner such

Sta-Bil gasoline

stabilizer

should

added. Change

the

element

your

gasoline/water separator

and

clean

the

metal

bowl.

Re-install

and

make

certain

there

are

leaks.

Clean

any

spilled

fuel.

Fuel

System

[Diesel]

Top

off your

fuel

tanks

with

No.2

diesel

fuel.

Fuel

additives

such

BiaBar

and

Diesel

Kleen

Cetane

Boost

should

added

this

time

control algae

and

condition

the

fuel.

Care should

taken

that

the

additives

used

are compatible

with

the

primary

fuel

filter/water separator

used

the

sys-

tem.

Change

the

element

your primary

fuel

filter/water

separator, if

the

fuel

system

has

one,

and

clean

the

separator

sediment

bowl.

Change

the

fuel

filter

elements

the

engine

and

bleed

the

fuel

system,

needed.

Start

the

engine

and

allow

run

for

5 -

minutes

make sure

air

left

the

fuel

system.

Check

for

any

leaks

that

may

have

been created

the

fuel

system

during

this

servicing, correcting

them

needed.

Operating

the

engine

for

5 -

minutes

will

help

allow

movement of

the

treated

fuel

through

the

injection

equipment

the

engine.

Raw

Water

Cooling

Circuit

the

through-hull

seacock.

Remove

the

raw

water

intake

hose

from

the

seacock. Place

the

end of

this

hose

into

five

gallon bucket of clean fresh

water.

Before starting

the

engine,

check

the

zinc

anode

found

the

primary heat exchanger

the

engine

and

clean or replace

required,

and

also

clean

any

zinc

debris

from

inside

the

heat exchanger

where

the

zinc

anode

located.

Clean

the

raw

water

strainer.

Start

the

engine

and

allow

the

raw

water

pump

draw

the

fresh

water through

the

system.

When

the

bucket

empty,

stop

the

engine

and

refill

the

bucket

with

antifreeze

solution slightly stronger

than

needed

for

winter

freeze

protection

your

area.

Start

the

engine

and

allow

all

this

mixture

drawn

through

the

raw

water system. Once

the

bucket

empty,

stop

the

engine.

This

antifreeze mixture should protect

the

raw

water circuit

from

freezing

during

the

winter lay-up,

well

providing

corrosion

protection.

Remove

the

impeller

from

your

raw

water pump

(some

antifreeze mixture

will

accompany

it,

catch

bucket).

Examine

the

impeller.

Acquire a replacement, if

needed,

and

a cover gasket.

not

replace

the

impeller (into

the

pump)

until

recommissioning, but replace

the

cover

and

gasket.

Intake

Manifold

and

Thru-Hull

Exhaust

Place a clean cloth, lightly soaked

lubricating

oil,

the

opening of

the

intake manifold

block

the

opening.

not

shove

the

cloth out of sight. (If

not

visible

recommissioning,

and

attempt

made

start

the

engine,

you

may

need

assistance

the

servicing

dealer.

Make

note

remove

the

cloth prior

start-up.

The

thru-hull

exhaust

POlt

can

blocked

the

same

manner.

Engines & Generators

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Westerbeke 20.0KW sbeg Specifiche Pagina 53

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