Maintenance
72
WARNING
EWM00910
Leaking fuel can result in fire or explosion.
●
Check for fuel leakage regularly.
●
If any fuel leakage is found, the fuel sys-
tem must be repaired by a qualified me-
chanic. Improper repairs can make the
outboard unsafe to operate.
Check the fuel lines for leaks, crack, or mal-
function. If a problem is found, your Yamaha
dealer or other qualified mechanic should re-
pair it immediately.
Checkpoints
●
Fuel system parts leakage
●
Fuel line joint leakage
● Fuel line cracks or other damage
●
Fuel connector leakage
EMU28990
Checking fuel filter
Check the fuel filter periodically. The fuel filter
is a one piece, disposable type. If foreign mat-
ter is found in the filter, replace it. For replace-
ment of the fuel filter, consult your Yamaha
dealer.
EMU29041
Inspecting idling speed
WARNING
EWM00451
●
Do not touch or remove electrical parts
when starting or during operation.
●
Keep hands, hair, and clothes away from
the flywheel and other rotating parts
while the engine is running.
CAUTION:
ECM00490
This procedure must be performed while
the outboard motor is in the water. A flush-
ing attachment or test tank can be used.
A diagnostic tachometer should be used for
this procedure. Results may vary depending
on whether testing is conducted with the
flushing attachment, in a test tank, or with the
outboard motor in the water.
1. Start the engine and allow it to warm up
fully in neutral until it is running smoothly.
U6AU11E0.book Page 72 Friday, September 7, 2007 10:51 AM
©2019 Yamaha Motor Corporation, U.S.A.
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