Water Leakage; Checking Propeller; Removing Propeller - Yamaha 15F Owner's Manual

EMU29130

Water leakage

Start the engine and check that no water
leaks from the joints between the exhaust
cover, cylinder head, and body cylinder.
EMU32110

Checking propeller

EWM01610
WARNING
You could be seriously injured if the en-
gine accidentally starts when you are near
the propeller.
Before inspecting, removing, or install-
G
ing the propeller, remove the spark plug
caps from the spark plugs. Also, place
the shift control in neutral, turn the main
switch to " " (off) and remove the key,
and remove the cord 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 propel-
G
ler when loosening or tightening the
propeller nut. Put a wood block between
the anti-cavitation plate and the propel-
ler to prevent the propeller from turning.
Checkpoints
Check each of the propeller blades for
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wear, erosion from cavitation or ventilation,
or other damage.
Check the propeller shaft for damage.
G
Check the splines for wear or damage.
G
Check for fish line tangled around the pro-
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peller shaft.
Check the propeller shaft oil seal for dam-
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age.
EMU30661

Removing propeller

EMU29195
Spline models
1. Straighten the cotter pin and pull it out us-
ZMU01896
ing a pair of pliers.
2. Remove the propeller nut, washer, and
spacer (if equipped).
Maintenance
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38