MAINTENANCE
SCHEDULE
NOTE:
Use
the
engine hourmeter
gauge
to
log
your engine hours or
record
your engine hours
running
time.
SCHEDULED
MAINTENANCE
EXPLANATION
OF
SCHEDULED
MAINTENANCE
I
EVERY
250
OPERATING
HOURS
OR
YEARLY
Hoses
•1gnltlon
Timing
-------
•spark
Plugs
Engine
hoses
should
be
firm
and
tight.
Replace
if
hoses
become
spongy,
brittle
or
delaminated.
Check
and
tighten
all
hose
clamps
as
needed.
Check
timing
and
adjust
as
needed.
·~-----------
1
nspect,
clean,
re-gap
or
replace.
•Vibration
lsolalorsJEngine
Mounts
----------------------------~-~~-.
Check
vibration
isolators,
brackets
and
mounting
hardware.
Replace
as
needed.
Heat
Exchanger
Mechanical
Governor
Open
heat
exchanger
and
cap(s)
and
clean
out
debris.
Replace
gasket
and
0-rings
if
needed.
-~--------~·-
.
Change
governor
oil.
I
EVERY
500
OPERATING
HOURS
OR
YEARLY
Raw
Water
Pump
Remove
the
pump
cover
and
inspect
the
pump
assembly
for
wear,
especially
cam
and
wear
plates.
Replace
the
impeller
and
gasket.
Lubricate
the
impener
at
re-assembly.
•Exhaust
System
catalyst
I
EVERY
500
OPERATING
HOURS
OR
EVERY
TWO
YEARS
Ignition
Wires
•Coolant
System
Inspect
and/or
replace.
See
Data
below.
*
Inspect
for
deterioration.
Inspect
resistance.
Drain,
flush
and
re-fill
the
cooling
system
with
appropriate
antifreeze
mix.
Replace
the
thermostat
and
coolant
pressure
cap.
·-------------~·
•valve
Clearances
Adjust
valves.
(Incorrect
varve
clearance
wiH
result
in
poor
engine
performance.
*starter
Motor
Check
solenoid
and
motor
for
corrosion.
Remove
and
lubricate.
Clean
and
lubricate
the
starter
motor
pinion
drive.
EVERY
1000
OPERATING
HOURS
OR
OR
EVERY
FIVE
YEARS
•Engine
Timing
Belt
Inspect
timing
belt.
Replace
as
needed.
Failure
to
replace
belt
can
result
in
severe
engine
damage.
Heat
Exchanger
Cylinder
Head
Bolts
Remove
the
heat
exchanger
for
professional
cleaning
and
pressure
testing.
Re-torque
bolts
(engine
cold).
Adjust
valves
after
re-torque.
NOTE:
Keep
the
engine
surface
clean.
Dirt
and
oil
will
inhibit
the
engine's
ability
to
remain
cool.
*WESTERBEKE
recommends
this
service
be
performed
by
an
knowledgeable
mechanic.
*CATALYIC
CONVERTER
ADDED
TO
PRODUCTION
MODELS
....
(
Date
Code
0608
)
A Catalvtic Converter
has
been installed on the engine's
exhaust
to
reduce exhaust emissions
and
to conform with
EXHl\U~r
MANIFOLO
the
current
U$.
Environmental Protection Agency
and
the "
California
Air
Resources
Board
exhaust emission standards. ,
;-"Ip"'
~>o
not
operate the engine without the Catalyst assembly /
1~
mstaJled.
~.
''-...
Every 500 operating
hours
a visual inspection
of
the
~
converter should be
performed.
Remove
the
converter
'§
- _
assembly from the exhaust manifold
and
inspect the internal
part
for damage,
carbon
build-up,
or
soot deposits.
If
light
is
not
"tisible
through
the element, replace
the
converter.
The
complete assembly with housing
must
be
replaced.
The
, internal
pai1
is
not
available separately.
NOTE: Signs that the
Cataly.~t
may
1ieed
replacing
are
high exhaust back pressure
arul a sooty
exhaust. Do not allow sea water to contact the internal part.
lwlWESTERBEKE
(Engines & Generators
13
(CONT.)
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