Yamaha F9.9C Ower's Manual page 90

4-23
3) Remove the gear oil drain screw 1.
w
4) Remove the oil level plug 2 to allow
cC
Inspect the used oil after it has been
drained. If the oil is milky, water is get-
ting into the gear case which can cause
q
gear damage. Consult a Yamaha dealer
001545
for repair of the lower unit seals.
NOTE:
For disposal of used oil consult your
Yamaha dealer.
5) With the outboard motor in a vertical
6) When the oil begins to flow out of the
7) Insert and tighten the gear oil drain
001546
the oil to drain completely.
position, and using a flexible or pres-
surized filling device, inject the gear oil
into the gear oil drain screw hole.
Gear oil grade and capacity:
See "Specifications" in this chapter.
oil level plug hole, insert and tighten the
oil level plug.
screw.
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