Changing Gear Oil - Yamaha F15C Owner's Manual

Maintenance
1. Cotter pin
2. Propeller nut
3. Washer
4. Propeller
5. Thrust washer
Propeller nut tightening torque:
17 Nm (1.73 kgf-m, 12.5 ft-lb)
4. Align the propeller nut slot with the pro-
peller shaft hole. Insert a new cotter pin
in the hole and bend the cotter pin ends.
NOTICE: Do not reuse the cotter pin.
Otherwise, the propeller can come off
during operation.
TIP:
If the propeller nut slot does not align with the
71
1
2
3
4
5
ZMU08161
[ECM01892]
ZMU02063
propeller shaft hole after tightening the pro-
peller nut to the specified torque, tighten the
nut further to align the slot with the hole.
EMU2928C

Changing gear oil

EWM00801
WARNING
Be sure the outboard motor is securely

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

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 and
gasket. NOTICE: If there is an exces-
sive quantity of metal particles on the
magnetic gear oil drain screw, this
can indicate lower unit problem. Con-
sult your Yamaha dealer.
1. Gear oil drain screw
2. Oil level plug
[ECM01901]
2
1
ZMU02064