Cleaning The Outboard Motor; Checking Painted Surface Of Outboard Motor; Periodic Maintenance; Replacement Parts - Yamaha F4 Owner's Manual

Maintenance
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".
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Cleaning the outboard motor

When cleaning the outboard motor, the top
cowling must be installed.
1. Wash the exterior of the outboard motor
using fresh water. NOTICE: Do not
spray water into the air intake.
1. Air intake
2. Drain the cooling water completely out of
the outboard motor. Clean the body
thoroughly.
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Checking painted surface of outboard
motor
Check the outboard motor for scratches,
nicks, or flaking paint. Areas with damaged
paint are more likely to corrode. If necessary,
clean and paint the areas. Touch-up paint is
available from your Yamaha dealer.
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These procedures require mechanical
skills, tools, and supplies. If you do not
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have the proper skills, tools, or supplies to
perform a maintenance procedure, have a
Yamaha dealer or other qualified mechan-
ic do the work.
The procedures involve disassembling the
motor and exposing dangerous parts. To
reduce the risk of injury from moving, hot,
or electrical parts:
 Turn off the engine and keep engine
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shut-off cord (lanyard) with you when
1
you perform maintenance unless other-
wise specified.
 Allow the engine to cool before handling
hot parts or fluids.
 Always completely reassemble the mo-
tor before operation.
Maintenance, replacement, or repair of
the emission control devices and systems
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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.
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Replacement parts

If replacement parts are necessary, use only
genuine Yamaha parts or parts of equivalent
design and quality. Any part of inferior quality
may malfunction, and the resulting loss of

Periodic maintenance

WARNING