Checking Propeller - Yamaha 40V Owner's Manual

Maintenance
1
1. Trim and tilt rod
2. Tilt support lever
2. Operate each of the power trim and tilt
switches / the power tilt switches on the
remote control and engine bottom cowl-
ing (if equipped) to check that all switch-
es work.
3. Tilt the outboard motor up and check
that the trim and tilt rod is pushed out
completely.
4. Check that the trim and tilt rod is free of
corrosion or other flaws.
5. Tilt the outboard motor down. Check
that the trim and tilt rod operates
smoothly.
NOTE:
Consult your Yamaha dealer if any operation
is abnormal.
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 "
62
2
G
ZMU03417
Checkpoints
G
G
G
G
" (off) and re-
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-
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.
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.
ZMU01896
ZMU01897