Checking Propeller; Removing Propeller - Yamaha 150F Owner's Manual

Maintenance
EMU32111

Checking propeller

EWM01880
WARNING
You could be seriously injured if the en-
gine accidentally starts when you are
near the propeller.
Before inspecting, removing, or install-
●
ing the propeller, place the shift control
in neutral, turn the main switch to "
(off) and remove the key, 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
●
wear, erosion from cavitation or ventila-
tion, 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.
68
"
Check the propeller shaft oil seal for dam-
●
age.
EMU30661

Removing propeller

EMU29197
Spline models
1. Straighten the cotter pin and pull it out
using a pair of pliers.
2. Remove the propeller nut, washer, and
spacer (if equipped). WARNING! Do
not use your hand to hold the propel-
ler when loosening the propeller nut.
[EWM01890]
ZMU01897
1. Cotter pin
2. Propeller nut
3. Washer
4. Spacer
5. Propeller
6. Thrust washer
3. Remove
equipped), and thrust washer.
the propeller, washer (if