Westerbeke 6.5 MCG Service Manual page 14

TIMING BELT DISASSEMBLY
5. Remove the timing belt.
NOTE: If
the timing belt is to be reused, draw an anvw on
the belt to indicate the direction of rotation (clockwise).
Cams~aft
Sprocket Removal
1. Remove the camshaft sprocket bolt without turning the
camshaft.
Oil Pump SprockJtt Flange Nut Removal
1. Remove the oil pump sprocket flange nut
Crankshaft Bolt Removal
1. Lock the crankshaft in position.
NOTE:
Do not tum the crankshaft
2.
Remove the crankshaft bolt.
nmlng BeH Inspection
Replace the belt if any of the following conditions exist:
• Hardening
of the back rubber, leaves no indent when
pressed with fingernail (back side is glossy).
• Cracks on rubber back.
• Cracks or peeling of canvas.
• Cracks on tooth bottom.
• Craeks on belt
• Abnormal wear of belt sides. The sides are normal if they
are sharp as if cut by a knife.
• Abnormal wear on teeth.
• Tooth missing and canvas fiber exposed.
RUBBER
EXPOSED---boo
5.
7.
Tensioner Inspection
6.
8.
TOOTH MISSING
AND CANVAS
FIBER EXPOSED
L Replace the tensioner if the pulley binds, rattles or is noisy
when turned.
Engines &_Jienerators
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