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Maintenance
EMU28306
Procedure
EMU31376
Flushing with a flushing attachment
(F200C, FL200C, F225B, FL225B)
EWM00323
WARNING
You could be seriously injured if the en-
gine accidentally starts when you are near
the propeller.
Before inspecting, removing, or install-
ing the propeller, remove the ignition
coils from the spark plugs. Also, place
the shift control in neutral, turn the main
switch to "
" (off) and remove the key,
and remove the clip from the engine
shut-off switch. Turn off the battery cut-
off switch if your boat has one.
Do not use your hand to hold the propel-
ler when loosening or tightening the
propeller nut. Put a wood block between
the anti-cavitation plate and the propel-
ler to prevent the propeller from turning.
TIP:
This procedure is performed while the top
cowling and propeller are removed.
1.
Disconnect the fuel line from the motor.
2.
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
58
will be damaged from overheating.
Before starting the engine, be sure to
supply water to the cooling water pas-
sages. Avoid running the outboard
motor at high speed while on the
flushing attachment, otherwise over-
heating could occur.
ZMU04261
1. Flushing attachment
3.
Cooling system flushing is essential to
prevent the cooling system from clog-
ging up with salt, sand, or dirt. In addi-
tion, fogging/lubricating the engine is
necessary to prevent excessive engine
damage due to rust. Perform the flushing
and
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.
TIP:
When using the flushing attachment, main-
tain adequate water pressure so that there
is a steady flow of water from the cooling
water pilot hole.
A flushing attachment is available from
your Yamaha dealer.
If the overheat alert device is activated, turn
the engine off, and consult your Yamaha
dealer.
[ECM02001]
fogging
at
the
[EWM00092]
same
time.
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