Westerbeke SBEG Series Operator's Manual page 32

TIMING BELT
INSTALLATION
1. Align the timing mark on the timing belt pulley and
camshaft pulley with the marks.
2. Remove all the spark plugs. This is to prevent
compression when rotating the timing belt.
MATING MARK
3. Install the timing belt tensioner and spring.
MARK
4. Position the timing belt tensioner all the way to the
intake side, and temporarily secure it by tightening the
lock bolt.
TIMING BELT
TENSIONER AND SPRING
DIRECTION
ARROW
IF RE·USING THE TIMING
BELT, INSTAll IT IN THE
DIRECTION OF THE APPLlEO
ARROW - FORWARD ROTATION.
CRANKSHAFT
5. Install the timing belt on the crankshaft pulley and the
carnshaltpulley from the tension side (the right side as
viewed from the front of the engine) so that tension is
retained.
6. Loosen the tensioner lock bolt so that the tensioner spring
applies tension.
7. Tum the crankshaft twice in the direction of rotation. This
will apply equal tension to each side of the timing belt.
LOCK BOLT
A
CAUTION:
Water or oil on the timing belt
severely reduces the service life of the belt. keep the
tlmmg beft sprokel and lens/oner tree ot oil and grease.
These parts should never be cleaned. Replace
if
seriously contaminated with dirt or oil.
If
oil is evident
on these parts, check the front case, oil pump seals,
and camshaft oil seals for
a
possible leak.
~
WESTERBEKE
Engines & Generators
21