Maintenance
45
sources of ignition.
WARNING
EWM00910
Leaking fuel can result in fire or explo-
sion.
●
Check for fuel leakage regularly.
●
If any fuel leakage is found, the fuel
system must be repaired by a qualified
mechanic. 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
EMU28980
Inspecting fuel filter
WARNING
EWM00310
Gasoline is highly flammable, and its va-
pors are flammable and explosive.
●
If you have any question about properly
doing this procedure, consult your
Yamaha dealer.
●
Do not perform this procedure on a hot
or running engine. Allow the engine to
cool.
●
There will be fuel in the fuel filter. Keep
away from sparks, cigarettes, flames or
other sources of ignition.
●
This procedure will allow some fuel to
spill. Catch fuel in a rag. Wipe up any
spilled fuel immediately.
●
The fuel filter must be reassembled
carefully with the O-ring, filter cup, and
hoses in place. Improper assembly or
replacement could result in a fuel leak,
which could result in a fire or explosion
hazard.
EMU29001
Cleaning fuel filter
1.
Remove the nut holding the fuel filter as-
sembly if equipped.
2.
Unscrew the filter cup, catching any
ZMU03126
1. Nut
1
ZMU04698
Summary of Contents for 90D
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