Cleaning Fuel Tank - Yamaha F100D Owner's Manual

Maintenance
1. Gear oil drain screw
2. Oil level plug
NOTE:
If a magnetic gear oil drain screw is
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equipped, remove all metal particles from
the screw before installing it.
Always use new gaskets. Do not reuse the
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removed gaskets.
4. Remove the oil level plug and gasket to
allow the oil to drain completely.
ECM00710
CAUTION:
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 re-
pair of the lower unit seals.
NOTE:
For disposal of used oil, consult your Yamaha
dealer.
5. With the outboard motor in a vertical po-
sition, and using a flexible or pressurized
filling device, inject the gear oil into the
gear oil drain screw hole.
Recommended gear oil:
Hypoid gear oil SAE#90
Gear oil quantity:
670.0 cm³ (22.65 US oz) (23.63
Imp.oz)
68
2
1
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6.
7.
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Cleaning fuel tank

EWM00920
Gasoline is highly flammable, and its va-
pors are flammable and explosive.
If you have any question about properly
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doing this procedure, consult your
Yamaha dealer.
Keep away from sparks, cigarettes,
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flames, or other sources of ignition
when cleaning the fuel tank.
Remove the fuel tank from the boat be-
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fore cleaning it. Work only outdoors in
an area with good ventilation.
Wipe up any spilled fuel immediately.
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Reassemble the fuel tank carefully. Im-
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proper assembly can result in a fuel
leak, which could result in a fire or ex-
plosion hazard.
Dispose of old gasoline according to lo-
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cal regulations.
1.
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.
Put a new gasket on the gear oil drain
screw. Insert and tighten the gear oil
drain screw.
WARNING
Empty the fuel tank into an approved con-
tainer.
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