Changing Gear Oil - Yamaha FL350A Owner's Manual

Maintenance
TIP:
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.
EMU31915

Changing gear oil

EWM00800
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 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. The screw is magnetic so a
small quantity of metal particles on the
end of the screw is normal. Simply re-
move them. NOTICE: If there is an ex-
101
cessive quantity of metal particles on
the magnetic gear oil drain screw,
this can indicate lower unit problem.
Consult your Yamaha dealer.
2 3
1 3
1. Gear oil drain screw
2. Oil level plug
3. Gasket
5. Remove the oil level plug and gasket to
allow the oil to drain completely.
NOTICE: Check the used gear oil after
it has been drained. If the gear oil is
milky or contains water or a large
amount of metal particles, the gear
case may be damaged. Have a
Yamaha dealer check and repair the
outboard motor.
TIP:
For disposal of used oil, consult your
Yamaha dealer.
6. Put the outboard motor in a vertical posi-
tion. Using a flexible or pressurized fill-
[ECM01900]
ZMU05870
[ECM00713]