Maintenance
79
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. Place a block of wood between the anti-
cavitation plate and the propeller to prevent
the propeller from turning.
Checkpoints
Check each of the propeller blades for ero-
sion from cavitation or ventilation, and oth-
er damage.
Check the propeller shaft for damage.
Check the splines for wear and damage.
Check for fish line tangled around the pro-
peller shaft.
EMU42632
Removing propeller
(1) Straighten the cotter pin and pull it out
using a pair of pliers.
(2) Remove the propeller nut, washer, and
spacer. WARNING! Do not use your
hand to hold the propeller when loos-
ening the propeller nut.
[EWM01891]
(3) Remove the propeller, spacer (if
equipped), and thrust washer.
EMU44912
Installing propeller
ECM00502
Make sure to use a new cotter pin and
bend the ends over securely. Otherwise,
the propeller could come off during oper-
ation and be lost.
(1) Apply Yamalube Marine Grease or a cor-
rosion resistant grease to the propeller
shaft.
(2) Install the thrust washer and propeller on
the propeller shaft. NOTICE : Make sure
to install the thrust washer before in-
stalling the propeller. Otherwise, the
lower case and propeller boss could
be damaged.
[ECM01882]
1. Cotter pin
2. Propeller nut
3. Washer
4. Spacer
5. Propeller
6. Thrust washer
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