Maintenance
EMU28301
Procedure
gine will be damaged from overheating.
Before starting the engine, be sure to
supply water to the cooling water passag-
es.
EMU28372
Flushing in a test tank
1.
Wash the outboard motor body using
fresh water. For further information, see
page 34.
ECM00290
CAUTION:
2.
Fill the fuel tank with fresh fuel and add If the fresh water level is below the level
one ounce of “Yamaha Fuel Conditioner of the anti-cavitation plate, or if the water
and Stabilizer” (Part No. LUB-FUELC- supply is insufficient, engine seizure may
12-00)
to each gallon of fuel.
occur.
NOTE:
6.
Cooling system flushing is essential to
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.
prevent the cooling system from clog-
ging up with salt, sand, or dirt. In addi-
tion, fogging of the engine is mandatory
to prevent excessive engine damage
due to rust. Perform the flushing and
fogging at the same time.
3.
4.
Remove the engine top cowling and si-
lencer cover.
Install the outboard motor on the test
tank.
EWM00090
WARNING
q Do not touch or remove electrical parts
when starting or during operation.
q
Keep hands, hair, and clothes away
from the flywheel and other rotating
parts while the engine is running.
1
2
7.
8.
Run the engine at a fast idle for 10–15
minutes in neutral position.
Just prior to turning off the engine, quick-
ly spray “Yamaha Stor-Rite Engine
Fogging Oil” (Part No. LUB-STRRT-12-
ZMU02051
00)
alternately into each carburetor or
1
2
. Water surface
. Lowest water level
the fogging hole of the silencer cover, if
equipped. When properly done, the en-
gine will smoke excessively and almost
stall.
Remove the outboard motor from the
test tank.
Drain the cooling water completely out
of the motor. Clean the body thoroughly.
Install the silencer cover/cap and top
cowling.
5.
Fill the tank with fresh water to above the
level of the anti-cavitation plate.
9.
ECM00300
CAUTION:
10.
11.
Do not run the engine without supplying
it with cooling water. Either the engine
water pump will be damaged or the en-
33
| Categories | Yamaha Outboard Manuals |
|---|---|
| Document Type | Boat Motor Manual Free Download. Marine Operator's Boating Guide. |
| Tags | Yamaha 8D |
| Model Year | 2005 |
| 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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