Procedure - Yamaha F50 Owner's Manual
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Also See for F50:
- Owner's manual (106 pages) ,
- Rigging manual (497 pages) ,
- Maintenance manual (36 pages)
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the sump, keep the outboard motor in
the attitude shown when transporting
and storing it. If storing or transporting
the outboard motor on its side (not up-
right), put it on a cushion after draining
the engine oil.
Do not place the outboard motor on its
side before the cooling water has
drained from it completely, otherwise
water may enter the cylinder through
the exhaust port and cause engine trou-
ble.
Store the outboard motor in a dry, well-
ventilated place, not in direct sunlight.
EMU28305
Procedure
EMU30008
Flushing with the flushing attachment
1.
Wash the outboard motor body using
fresh water. NOTICE: Do not spray wa-
ter into the air intake.
ther information, see page 79.
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.
3.
Remove the top cowling and propeller.
4.
Install the flushing attachment over the
cooling water inlet. NOTICE: 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 water to the cooling water
passages. Avoid running the out-
For fur-
[ECM01840]
board motor at high speed while on
the flushing attachment, otherwise
overheating could occur.
1. Flushing attachment
5.
Cooling system flushing is essential to
prevent the cooling system from clog-
ging up with salt, sand, or dirt. In addi-
tion, fogging/lubricating of the engine is
mandatory to prevent excessive engine
damage due to rust. Perform the flush-
ing and fogging at the same time.
WARNING! Do not touch or remove
electrical parts when starting or dur-
ing operation. Keep hands, hair, and
clothes away from the flywheel and
other rotating parts while the engine
is running.
[EWM00091]
TIP:
When using the flushing attachment, main-
tain adequate water pressure and a steady
water flow.
If the overheat alert device is activated,
turn the engine off, and consult your
Yamaha dealer.
6.
Run the engine at a fast idle for a few
minutes in neutral position while supply-
ing fresh water.
7.
Just prior to turning off the engine, quick-
ly spray "Yamaha Stor-Rite Engine
Fogging Oil" alternately into the intake
Maintenance
[ECM02000]
77
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