Installing Propeller; Changing Gear Oil - Yamaha F25G Owner's Manual

equipped), and thrust washer.
EMU30673

Installing propeller

EMU46121
Spline models
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
corrosion resistant grease to the propel-
ler shaft.
(2) Install the spacer (if equipped), thrust
washer, washer (if equipped), and pro-
peller on the propeller shaft. NOTICE:
Make sure to install the thrust washer
before installing the propeller. Other-
wise, the lower case and propeller
boss could be damaged.
(3) Install the spacer (if equipped) and the
washer. Tighten the propeller nut to the
specified torque.
1. Cotter pin
2. Propeller nut
3. Washer
4. Spacer
5. Propeller
6. Thrust washer
[ECM01882]
1
2
3
4
6
5
ZMU06564
Propeller nut tightening torque:
34 N·m (3.4 kgf·m, 25 lb·ft)
(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
propeller shaft hole after tightening the pro-
peller nut to the specified torque, tighten the
nut further to align the slot with the hole.
EMU47070

Changing gear oil

EWM00801
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.
Maintenance
[ECM01892]
ZMU02063
85