Installation manual
ENGINE
ADJUSTMENTS
NOTE:
WESTERBEKE recommends that the following engine
adjustments be
peiformed by a competent engine mechanic.
The infonnation below
is
provided to assist the mechanic.
TIMING
BELT
INSPECTION
AND
REPLACEMENT
Timing
Belt
Removal
A
CAUTION:
Water
Dr
oil
on
the
timing
belt
severely
reduces
the
service
life of
the
belt.
Keep
the
timing
belt
sprocket
and
tellSioner
free
of oil
and
grease.
7bese
parts
should
never
be
cleaned.
Replace
if
seri-
ously
contaminated
with
dirt
Dr
oil.
If
oil is
evident
on
these
parts,
check
tbe
front
case,
oil
pump
oil
seals,
and
camshaft
oil
seals
for
a
possible
oil
leak.
1.
Turn the crankshaft clockwise to align-the timing mark on
the camshaft sprocket and timing belt rear cover.
NOTE:
always
tum
the crankshaft clockwise.
TIMING
MARK
2. Remove the plug on the left surface
of
the cylinder block
and insert a rod with a diameter
of
8mm (0.3lin.) to lock
the counterbalance shaft.
NOTE:
Be sure
to
use an inserting rod with a diameter
of
8mm
(0.31 in.).
2.6
IN
(65MM)
--:J~~~*:::::1
ROO
CYLINDER
BLOCK
3. Loosen the timing belt tensioner nut.
4. Move the timing belt tensioner toward the water pump,
and temporarily tighten the nut to hold the tensioner in
that position.
TIMING
BELT
TENSIONER
PUMP
5. Remove the timing belt.
NOTE:
If the timing belt
is
to be reused, draw an arrow on
the belt back to indicate the direction
of
rotation (clock-
wise).
Camshaft
Sprocket
Removal
1. Remove the bolt without turning the camshaft.
Oil
Pump
Sprocket
Flange
Nut
Removal.
1. Remove the plug from the left side
of
the cylinder block.
2. Insert an 8
mm
(0.31 in.) diameter round bar to lock the
counterbalance shaft.
3. Remove the nut.
OIL
PUMP
SPROCKET
NUT
Engines
&
Generators
29