Westerbeke 20.0KW sbeg Operator's Manual page 32

TIMING BELT
DISASSEMBLY /INSPECTION
NOTE:
The timing belt can be inspected/replaced with the
LOCK BOLT
UPPER
TIMING BELT
COVER
lARK THE FORWARD ROTATION
OF THE BELT TO PREVENT
INCORRECT INSTALLATION IF THE
BELT IS TO BE RE-USEO,c.~_
r-
DISASSEMBLY
generator in the boat.
1. Remove the tensioner spring after loosening the
tensioner lock bolt.
2. Remove the timing belt.
1m:
Do not allow oil or water to contaminate the timing
belt. Do not twist, turn inside out, or bend the belt.
TIMING BELT INSPECTION
1.
Replace the timing belt if there is any oil, grease, or
moisture on it.
2. Check for damage, wear, peeling, cracks, and hardening.
Replace if necessary.
~CKS
3. Replace the belt if any of the above conditions exist.
TIMING BELT TENSIONER AND IDLER PULLEY
Check the timing belt tensioner and idler pulley for smooth
rotation and abnormal noise. Replace if necessary.
NOTE:
Do not clean the tensioner with cleaning fluids.
If
necessary. use a soft rag to wipe it clean, and avoid
scratching it.
/
TIMING BELT
TENSIONER
TIMING BELT PULLEY AND CAMSHAFT PULLEY
Inspect the pulley teeth for wear, deformation, or other
damage. Replace if necessary.
NOTE:
Do not clean the pulley with cleaning fluids.
If
necessary. use a rag to wipe it clean.
TIMINGBE\1
PUllEY' ..
f'
~ [:S:~
CRANKSHAFT
PULLEY
TIMING BELT COVER (LOWER AND UPPER)
Inspect the timing belt covers for damage or cracks. Replace
if necessary.
.... WESTERBEKE
Engines & Generators
20