Changing Gear Oil - Yamaha F350A Owner's Manual

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.
3. Install the spacer and washer. Tighten
the propeller nut to the specified torque.
Propeller nut tightening torque:
55.0 Nm (40.6 ft-lb) (5.61 kgf-m)
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.
EMU31911

Changing gear oil

EWM00800
WARNING
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 cooling water inlet covers
on both sides of the gear case. Be care-
ful not to lose the bolt and nut.
4. Remove the gear oil drain screw and
gasket.
2 3
1 3
1. Gear oil drain screw
2. Oil level plug
3. Gasket
NOTE:
If a magnetic gear oil drain screw is
G
equipped, remove all metal particles from
the screw before installing it.
Always use new gaskets. Do not reuse the
G
Maintenance
ZMU05870
66