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Westerbeke 10TWO Technical Manual page 23

Marine
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with primary filter/separators used in the system.
Change the element
in your primary fuel filter/separator if it contains one, and/or clean
the separator sediment bowl.
Change the fuel filter elements on the engine and bleed the fuel
system as
needed.
Start the engine and allow it to run for
5 to
10 minutes to insure that no air is left in the fuel system and check
for
any leaks that may have been created in the fuel system dur ing
this servicing, and correct as needed.
5.
Sea Water Circuit:
Close the thru hull sea cock.
Remove the raw
water intake hose from the sea cock.
Place the end of this hose into
a 5-gallon bucket of clean fresh water.
Before starting the engine,
check
the
z inc
pencil
found
in
the pr imary heat
exchanger
on
the
engine and clean or replace it, if required.
Clean your sea strainer,
if one is installed on the inside of the hull
Start the engine and allow the raw water pump to draw the fresh
water through the system.
When the bucket empties, stop the engine
and ref ill the bucket wi th an antifreeze solution slightly stronger
than needed for winter freeze protection in your area.
Start the engine and allow all of this mixture to be drawn through
the raw water system.
Once the bucket empties, stop the engine.
This
antifreeze mixture should protect your raw water circuit from freezing
during winter lay-up, as well as providing corrosion protection.
Remove the impeller from your raw water pump (some antifreeze mix-
ture
will
accompany
it,
so
catch
it
in
a
bucket).
Examine
the
impeller.
Acquire a replacement if needed and cover gasket.
Do not
replace
the
impeller
back
into
the
pump
until
the
Spring
com-
missioning.
6.
with a clean cloth lightly soaked in oil, place it in the opening
of the intake manifold so as to block it closed.
DO NOT shove the
cloth out of sight into the intake manifold.
If you cannot see it
next Spring, and you attempt to start your engine, you may need the
assistance of a servicing dealer.
Make a note to remove this cloth
pr ior to star t-up.
The exhaust through hull can be closed in this
same manner.
7. Disconnect the propeller shaft coupling from the transmission.
(If
the boat remains in the water during winter storage, this need not be
done. )
This is a good time to check the security of the coupling to the
propeller shaft.
Insure also that the coupling set screws are tight
and wired so as not to loosen.
The engine alignment to the propeller
shaft should be checked in the spring when the boat is placed back in
the water, and the mast stepped, and the rigging tuned.
8.
Controls and Linkage:
Check the security of control connections
to the engine and transmission.
Lubricate these controls and insure
that they move freely.
Engines with pUll-type shut-off levers should
be left in the "run" position during winter storage.
9.
Starter Motor:
Lubr ication and
cleaning
of
the
starter dr ive
plnlon is advisable if access to the starter permits its easy removal.
Insure that the battery connections are shut off before attempting to
remove the starter.
Take care to properly replace any electrical con-
nections removed from the starter.
10. Removing the injectors from the cylinder head and squirting some
light
lube
oil
down
the
injector
hole
into
the
cylinders
is
not
necessary for
the few months the engine is laid up for
the winter.
However,
if
you
anticipate
a
longer
lay-up
period
(12 months
+),
21

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