Installing The Propeller; Changing Gear Oil - Yamaha F9.9D Ower's Manual

Maintenance
4. Align the propeller nut with the propeller
shaft hole. Insert a new cotter pin in the
hole and bend the cotter pin ends.
NOTE:
If the propeller nut does not align with the
propeller shaft hole after tightening to the
specified torque, tighten the nut further to
align it with the hole.
EMU29261

Installing the propeller

ECM00340
CAUTION:
Be sure to install the thrust washer be-
G
fore installing the propeller, otherwise
the lower case and propeller boss
could be damaged.
Be sure to use a new cotter pin and
G
bend the ends over securely. Otherwise
the propeller could come off during op-
eration and be lost.
1. Apply Yamaha marine grease or a cor-
rosion resistant grease to the propeller
shaft.
2. Install the thrust washer and propeller
on the propeller shaft. Install the deflec-
tor on the propeller.
3. Install the washer and tighten the pro-
peller nut to the specified torque.
4. Align the propeller nut with the propeller
shaft hole. Insert a new cotter pin in the
55
hole and bend the cotter pin ends.
NOTE:
ZMU02063
If the propeller nut does not align with the
propeller shaft hole after tightening to the
specified torque, tighten the nut further to
align it with the hole.
EMU29281

Changing gear oil

EWM00800
Be sure the outboard motor is securely
G
fastened to the transom or a stable
stand. You could be severely injured if
the outboard motor falls on you.
Never get under the lower unit while it
G
is tilted, even when the tilt support lever
or knob is locked. Severe injury could
occur if the outboard motor accidental-
ly falls.
1. Tilt the outboard motor so that the gear
oil drain screw is at the lowest point pos-
sible.
2. Place a suitable container under the
gear case.
3. Remove the gear oil drain screw.
WARNING
ZMU02063