Checking Timing Belt - Yamaha F9.9B Owner's Manual

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NOTE:
8 For more information on the disposal of
used oil, consult your Yamaha dealer.
8 Change the oil more often when operat-
ing the engine under adverse conditions
such as extended trolling.
EMU00380

CHECKING TIMING BELT

Inspect the timing-belt and replace it if any
of the following signs is observed:
8 Cracks in the back of the belt or in the
base of belt teeth.
8 Excessive wear at the roots of cogs.
8 Rubber portion swollen by oil.
8 Belt surfaces roughened.
206012
8 Signs of wear on edges or outer surface
of belt.
8 Stretching by 10 mm (0.39 in) or more
when the belt is pushed with a finger.
cC
Consult your Yamaha dealer for replace-
ment of the timing-belt.
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