Checking Water In Engine Oil Tank - Yamaha 40C Owner's Manual

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2) Verify whether the idle speed is set to
specification. For idle speed specifica-
tions, see "Specifications" in this
chapter.
NOTE:
Correct idling speed inspection is only
possible if the engine is fully warmed up.
If not warmed up fully, the idle speed will
measure higher than normal. If you have
difficulty verifying the idle speed, or the
idle speed requires adjustment, consult a
Yamaha dealer or other qualified mechan-
ic.
EMU03782
CHECKING WATER IN ENGINE OIL
TANK
A translucent water drain hose is connect-
ed from the bottom of the oil tank to the
filler neck. If water or foreign matter col-
lects in this hose, consult a Yamaha deal-
er.
213012
1 Drain hose
2 Filler neck side
4-17
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