Inspecting Wiring And Connectors; Checking Propeller - Yamaha F30 Owner's Manual

Maintenance
TIP:
For more information on the disposal of

used oil, consult your Yamaha dealer.
Change the oil more often when operating

the engine under adverse conditions such
as extended trolling.
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Inspecting wiring and connectors

Inspect that each connector is engaged

securely.
Inspect that each ground lead is properly

secured.
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Checking propeller

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WARNING
You could be seriously injured if the en-
gine accidentally starts when you are
near the propeller. Before inspecting, re-
moving, or installing the propeller, place
the shift control in neutral, turn the main
86
switch to "
and remove the clip from the engine shut-
off switch. Turn off the battery cut-off
switch if your boat has one.
Do not use your hand to hold the propeller
when loosening or tightening the propeller
nut. Put a wood block between the anti-cavi-
tation plate and the propeller to prevent the
propeller from turning.
Checkpoints
Check each of the propeller blades for ero-
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
sion from cavitation or ventilation, or other
damage.
Check the propeller shaft for damage.

Check the splines for wear or damage.

Check for fish line tangled around the pro-

peller shaft.
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Check the propeller shaft oil seal for dam-

age.
" (off) and remove the key,
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