Installation manual
ENGINE
ADJUSTMENTS
NOTE:
WESTERBEKE recommends that the following engine
adjustments be peJformed by a competent engine mechanic.
The
information below is provided to assist the mechanic.
TIMING
BELT
INSPECTION
AND
REPLACEMENT
A
CAUTION:
Water
or
oil
on
the
timing
belt
severly
reduces
the
service
life of
the
belt.
Keep
the
timing
belt
sprocket
and
tensioner
free
of oil
and
greese.
These
parts
should
never
be
cleaned.
Replace
if
seri·
ously
contaminated
with
dirt
or
oil.
If
oil
is
evident
on
these
parts,
check
the
front
case,
oil
pump
oil
seals,
and
crankshaft
oil
seals
for a
possible
leak.
7
SPROCKET
BOLT
5
BELT
TENSIONER
\J
1
UPPER
COVER
9
ENGINE
SUPPORT
BRACKET
8
CAMSHAFT
SPROCKET
1
TIMING
BELT
ASSEMBLY
10
BELT
REAR
COVER
3
TIMING
BELT
2
LOWER
COVER--~
NUMBERS
INDICATE
THE
ORDER
OF
DISASSEMBLY
4
TENSIONER
SPRING
TIMING
BELT
REMOVAL
Using pliers, grip the tensioner spring projection and remove
it from the oil pump case stopper. Then, remove the tensioner
spring and the timing belt tensioner.
NOTE:
If
the timing belt is to be reused, chalk an arrow on the
belt to indicate the direction
of
rotation before removing
it.
This will ensure the timing belt
is
fitted correctly when
reused.
V J
24
REMOVING.
!
THE
TIMING
•·
BELT
SPROCKET
BOLT
REMOVAL
(CAMSHAFT)
Using the special tools shown in the illustration, lock the
camshaft sprocket in position and then loosen the camshaft
sprocket bolt.
CAMSHAFT
SPROCKET