Cleaning Fuel Tank - Yamaha 40v Owner's Manual

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
TIP:
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
removed gaskets.
4. Remove the oil level plug and gasket to
allow the oil to drain completely. NO-
TICE: Inspect the used oil after it has
been drained. If the oil is milky, water
is getting into the gear case which
can cause gear damage. Consult a
Yamaha dealer for repair of the lower
unit seals.
[ECM00711]
TIP:
For disposal of used oil, consult your
Yamaha dealer.
5.
[ECM01900]
2
1
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7.
EMU29302

Cleaning fuel tank

EWM00920
Gasoline is highly flammable, and its va-
pors are flammable and explosive.
If you have any question about properly
G
doing this procedure, consult your
Maintenance
Put the outboard motor in a vertical po-
sition. Using a flexible or pressurized fill-
ing device, inject the gear oil into the
gear oil drain screw hole.
Recommended gear oil:
Hypoid gear oil SAE#90
Gear oil quantity:
0.430 L (0.455 US qt, 0.378 Imp.qt)
Put a new gasket on the oil level plug.
When the oil begins to flow out of the oil
level plug hole, insert and tighten the oil
level plug.
Tightening torque:
9 Nm (0.9 kgf-m, 6.6 ft-lb)
Put a new gasket on the gear oil drain
screw. Insert and tighten the gear oil
drain screw.
Tightening torque:
9 Nm (0.9 kgf-m, 6.6 ft-lb)
WARNING
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