Maintenance
74
while the engine is running. Do not
keep the starter motor turning for
more than 5 seconds. If the starter
motor is turned continuously for more
than 5 seconds, the battery will be
quickly discharged, thus making it im-
possible to start the engine. The start-
er can also be damaged. If the engine
will not start after 5 seconds of crank-
ing, return the main switch to “
”
(on), wait 10 seconds, then crank the
engine again.
[ECM00193]
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.
If the overheat alert device is activated, turn
the engine off, and consult your Yamaha
dealer.
6.
Just prior to turning off the engine, quick-
ly spray fogging oil into the intake silenc-
er. When properly done, the engine will
smoke excessively and almost stall.
TIP:
If fogging oil is not available, consult your
Yamaha dealer.
7.
Turn off the water supply, and then re-
move the flushing attachment and wipe
off any excess water.
8.
Install the top cowling and propeller.
9.
Drain the cooling water completely out of
the outboard motor. Clean the exterior of
the outboard motor thoroughly.
EMU41321
Draining the gasoline from the vapor sep-
arator
Gasoline in the vapor separator must be
drained before storing the outboard motor.
Have a Yamaha dealer drain the gasoline
from the vapor separator.
EMU41072
Lubrication
1.
Change the gear oil. For instructions, see
page 89. Check the gear oil for the pres-
ence of water that indicates a leaky seal.
Seal replacement should be performed
by an authorized Yamaha dealer prior to
use.
2.
Lubricate all grease fittings. For further
details, see page 81.
TIP:
For long-term storage, fogging the engine
with fogging oil is recommended. Contact
your Yamaha dealer for information about
fogging oil and procedures for your outboard
motor.
EMU40964
Flushing cooling water passage
Perform this procedure right after operation
for the most thorough flushing.
NOTICE
ECM01531
Do not perform this procedure while the
engine is running. The water pump may be
damaged and severe damage from over-
heating can result.
1.
Disconnect the garden hose connector
from the fitting on the bottom cowling.
ZMU08100
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