Cleaning Fuel Tank - Yamaha 40 Owner's Manual

the screw before installing it.
4. Remove the oil level plug 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 pressur-
ized filling device, inject the gear oil into
the gear oil drain screw hole.
Recommended gear oil:
Hypoid gear oil SAE#90
Gear oil quantity:
3
430.0 cm (14.54 US oz) (15.17
Imp.oz)
6. When the oil begins to flow out of the oil
level plug hole, insert and tighten the oil
level plug.
7. Insert and tighten the gear oil drain
screw.
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Cleaning fuel tank

EWM00920
WARNING
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
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-
G
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-
G
cal regulations.
1. Empty the fuel tank into an approved
container.
2. Pour a small amount of suitable solvent
into the tank. Install the cap and shake
the tank. Drain the solvent completely.
3. Remove the screws holding the fuel joint
assembly. Pull the assembly out of the
tank.
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4. Clean the filter (located on the end of the
Maintenance
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