Water Leakage; Engine Oil Leakage; Checking Propeller - Yamaha F9.9D Ower's Manual

Maintenance
EMU29130

Water leakage

Start the engine and check that no water
leaks from the joints between the exhaust
cover, cylinder head, and body cylinder.
EMU29140

Engine oil leakage

Check for oil leaks on the around the engine.
NOTE:
If any leaks are found, consult your Yamaha
dealer.
EMU29171

Checking propeller

EWM00321
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 "
move the key, and remove the lanyard
from the engine stop switch. Turn off
the battery cut-off switch if your boat
has one.
Do not use your hand to hold the pro-
G
peller when loosening or tightening the
propeller nut. Put a wood block be-
tween the anti-cavitation plate and the
propeller to prevent the propeller from
turning.
53
Checkpoints
G
" (off) and re-
G
G
G
G
Check each of the propeller blades for
wear, erosion from cavitation or ventila-
tion, or other damage.
Check the propeller shaft for damage.
Check the splines / shear pin for wear or
damage.
Check for fish line tangled around the pro-
peller shaft.
Check the propeller shaft oil seal for dam-
age.
ZMU02876
ZMU01897