Lubrication (Except Oil Injection Models); Cleaning And Anticorrosion Measures; Cleaning The Outboard Motor; Checking Painted Surface Of Motor - Yamaha 9.9D Owner's Manual

Maintenance
EMU28400
Lubrication (except oil injection
models)
1. Grease the spark plug threads and install
the spark plug(s) and torque to proper
specification. For information on spark
plug installation, see page 37.
2. Change the gear oil. For instructions, see
page 42. Inspect the oil for the presence
of water that indicates a leaky seal. Seal
replacement should be performed by an
authorized Yamaha dealer prior to use.
3. Grease all grease fittings. For further de-
tails, see page 37.
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Cleaning and anticorrosion measures

1. Wash down the exterior of the outboard
motor with fresh water and dry off com-
pletely.
2. Spray the outboard motor exterior with
"Yamaha Silicone Protectant" (Part No.
LUB-SILCNE-13-00).
3. Wax the cowling with a non-abrasive wax
such as "Yamaha Silicone Wax" (Part No.
ACC-11000-15-02).
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Cleaning the outboard motor

After use, wash the exterior of the outboard
motor with fresh water. Flush the cooling sys-
tem with fresh water.
35
NOTE:
For cooling system flushing instructions, see
page 32.
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Checking painted surface of motor

Check the motor for scratches, nicks, or flak-
ing paint. Areas with damaged paint are more
likely to corrode. If necessary, clean and paint
the areas. A touch-up paint is available from
your Yamaha dealer.
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Periodic maintenance

EWM01070
WARNING
Be sure to turn off the engine when you
perform maintenance unless otherwise
specified. If you or the owner is not famil-
iar with machine servicing, this work
should be done by your Yamaha dealer or
other qualified mechanic.
Maintenance, replacement, or repair of the
emission control devices and systems
may be performed by any marine engine
repair establishment or individual. All war-
ranty repairs, however, including those to
the emission control system, must be per-
formed by an authorized Yamaha marine
dealership.
A service manual is available for purchase
through your Yamaha dealer for owners who
have the mechanical skills, tools, and other
equipment necessary to perform mainte-
nance not covered by this owner's manual.
EMU28510

Replacement parts

If replacement parts are necessary, use only
genuine Yamaha parts or parts of the same
type and of equivalent strength and materials.
Any part of inferior quality may malfunction,
and the resulting loss of control could endan-