Westerbeke 20B TWO Installation Manual download pdf (Page 18)

MAINTENANCE

SCHEDULE

In

order to use this Maintenance Schedule, it will be necessary

to log your engine hours. Use your engine hourmeter

or

record

your engine hours by

rmming time.

NOTE:

Many

of

the following maintenance procedures are

simple but others are more difficult

and

may require the expert

knowledge

of

a service mechanic.

A

WARNING:

Never

attempt

to

perform

any

service

while

the

engine

is

running.

Wear

the

proper

safety

equipment

such

as

goggles

and

gloves,

and

use

the

correct

tools

for

each

job.

Disconnect

the

battery

terminals

when

servicing

any

of

the

engine's

DC

electrical

equipment.

SCHEDULED

CHECK

HOURS

OF

OPERATION

MAINTENANCE

DESCRIPTION

MAINTENANCE

EACH

DAY

50

100

250

500

750

1000

1250

Fuel

Supply

D

Diesel

No.

2

rating

of

45

cetane

or

higher.

Filter/Water

Separator

D

Check

for

water

and

dirt

in

fuel

(drain/replace

filter

if

necessary).

Engine

Oil

Level

D

Oil

level

should

indicate

between

MAX.

and

LOW

on

dipstick.

Coolant

Level

D

Check

at

recovery

tank;

if

empty,

check

at

manifold.

Add

coolant

if

needed.

Transmission

Fluid

Level

D

Fluid

level

should

indicate

between

MAX

and

LOW

on

dipstick.

Drive

Belts

D

Inspect

for

proper

tension

(3/8"

to

1/2"

deflection)

weekly

and

adjust

if

needed.

Check

belt

edges

for

wear.

Visual

Inspection

of

Engine

D

NOTE:

Keep

engine

surface

clean.

Dirt

and

Check

for

fuel,

oil

and

water

leaks.

Inspect

wiring

oil

will

inhibit

the

engine's

ability

to

remain

and

electrical

connections.

Keep

bolts

&

nuts

tight.

cool.

Check

for

loose

belt

tension.

Fuel

Filter

D D D D

D

D

Change

at

50

hours

then

every

250

hours.

Starting

Batteries

D

Check

electrolyte

levels

every

50

operating

hours

(and

House

Batteries)

weekly

and

make

sure

connections

are

very

tight.

Clean

off

excessive

corrosion.

Engine

Oil

and

Filter

D

D D D D D

D

Initial

engine

oil

&

filter

change

at

50

hours,

then

change

both

every

100

hours.

Heat

Exchanger

Zinc

Anode

D D D D D D D

Inspect

zinc

anode,

replace

if

needed.

Clear

the

heat

exchanger

end

of

zinc

anode

debris.

Filter/Water

Separator

D D D D D D

Change

filter

every

200

hours.

Exhaust

System

D D

D D

Initial

check

at

50

hours,

then

every

250

hours.

Inspect

for

leaks.

Check

anti-siphon

valve

opera-

tion.

Check

the

exhaust

elbow

for

carbon

and/or

corrosion

buildup

on

inside

passages;

clean

and

replace

as

necessary.

Check

that

all

connections

are

tigl1t.

Check

casting

integrity.

Engine

Hoses

D D

D

D D D

Hose

should

be

hard

&

tight.

Replace

if

soft

or

spongy.

Check

and

tighten

all

hose

clamps.

Throttle

Transmission

D D

D

D

Check

for

loose

fittings,

cotter

pins,

etc.

Shut-Off

Cables

Lubricate

with

WD-40

or

equivalent.

Adjust

Engine

Idle

Speed

D

Adjust

to

1000

-

1200

rpm

Raw

Water

Pump

D

D

D

Remove

the

pump

cover

and

inspect

the

impeller,

gasket,

cam

and

cover

for

wear.

Check

the

bearings

and

seals

(the

shaft

can

turn,

but

not

wobble).

Lubricate

when

reassembling.

Inlet

Fuel

Filter

D

D

D D D

Replace.

(continued)

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