Maintenance
ECM01411
NOTICE
q
Do not place the outboard motor on its
side before the cooling water
1
2
has
drained from it completely, otherwise
water may enter the cylinder through the
exhaust port and cause engine trouble.
Store the outboard motor in a dry, well-
ventilated place, not in direct sunlight.
q
ZMU02051
EMU28304
1.
2.
Water surface
Lowest water level
Procedure
EMU28376
Flushing in a test tank
ECM00300
NOTICE
5.
Fill the tank with fresh water to above the
level of the anti-cavitation plate.NOTICE:
If the fresh water level is below the lev-
el of the anti-cavitation plate, or if the
water supply is insufficient, engine
Do not run the engine without supplying it
with cooling water. Either the engine water
pump will be damaged or the engine will
be damaged from overheating. Before
starting the engine, be sure to supply wa-
ter to the cooling water passages.
seizure may occur.
[ECM00291]
6.
Cooling system flushing is essential to
prevent the cooling system from clogging
up with salt, sand, or dirt. In addition, fog-
ging of the engine is mandatory to pre-
vent excessive engine damage due to
rust. Perform the flushing and fogging at
the same time. WARNING! Do not
touch or remove electrical parts when
starting or during operation. Keep
hands, hair, and clothes away from
the flywheel and other rotating parts
while the engine is running.
Run the engine at a fast idle for 10–15
minutes in neutral position.
Just prior to turning off the engine, quickly
spray “Yamaha Stor-Rite Engine Fogging
Oil” alternately into each carburetor or the
fogging hole of the silencer cover, if
equipped. When properly done, the en-
gine will smoke excessively and almost
stall.
1.
Wash the outboard motor body using
fresh water.NOTICE: Do not spray wa-
ter into the air intake.
information, see page 43.
[ECM01840]
For further
2.
Fill the fuel tank with fresh fuel and add
one ounce of “Yamaha Fuel Conditioner
and Stabilizer” to each gallon of fuel.
TIP:
The use of “Yamaha Fuel Conditioner and
Stabilizer” eliminates the need to drain the
fuel system. Consult your Yamaha dealer or
other qualified mechanic if the fuel system is
to be drained instead.
[EWM00091]
7.
8.
3.
Remove the engine top cowling and si-
lencer cover.
4.
Install the outboard motor on the test
tank.
9.
Remove the outboard motor from the test
tank.
42
| Categories | Yamaha Outboard Manuals |
|---|---|
| Document Type | Boat Motor Manual Free Download. Marine Operator's Boating Guide. |
| Tags | Yamaha 15, Yamaha 9 |
| Model Year | 2008 |
| Download File |
|
| Language | English |
| Product Brand | Yamaha Motor. Yamaha Motor Corporation, USA - Support Customer Relations for US: 1-800-962-7926
Yamaha Boats: 1-800-962-7926 Yamaha Outboard Customer Relations: 1-866-894-1626 , Yamaha Outboard |
| Document File Type | |
| Publisher | yamaha-motor.com |
| Wikipedia's Page | Yamaha Motor Company |
| Copyright | Attribution Non-commercial |
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