Lubrication; Cleaning And Anticorrosion Measures - Yamaha F75 Owner's Manual

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 flushing
and fogging
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.
[EWM00092]
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 Fog-
ging Oil" alternately into the intake
silencer or the fogging hole of the silenc-
er cover, if equipped. When properly do-
ne, the engine will smoke excessively
and almost stall.
at the same time.
8. Remove the flushing attachment and
wipe off any excess water.
9. Install the top cowling and propeller.
10. Drain the cooling water completely out of
the motor. Clean the body thoroughly.
TIP:
A flushing attachment is available from your
Yamaha dealer.
EMU41072

Lubrication

1. Change the gear oil. For instructions, see
page 85. 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 79.
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.
EMU30268

Cleaning and anticorrosion measures

1. Wash down the exterior of the outboard
motor with fresh water and dry off com-
pletely. NOTICE: Do not spray water
into the air intake.
formation, see page 74.
2. Spray the outboard motor exterior with
"Yamaha Silicone Protectant". NOTICE:
Do not spray when the engine is run-
ning. Also, do not spray near the si-
lencer or into the engine. Otherwise
the engine could be damaged.
3. Wax the cowling with a non-abrasive
wax such as "Yamaha Silicone Wax".
Maintenance
For further in-
[ECM01841]
[ECM01403]
73