Maintenance
89
netic gear oil drain screw, this can in-
dicate lower unit problem. Consult
your Yamaha dealer.
[ECM01900]
● If a magnetic gear oil drain screw is
equipped, remove all metal particles from
the screw before installing it.
● Always use new gaskets. Do not reuse the
removed gaskets.
4. Remove the oil level plug and gasket to
allow the oil to drain completely.
NOTICE: Check the used gear oil after
it has been drained. If the gear oil is
milky or contains water or a large
amount of metal particles, the gear
case may be damaged. Have a
Yamaha dealer check and repair the
outboard motor.
[ECM00713]
For disposal of used oil, consult your Yamaha
dealer.
5. Put the outboard motor in a vertical posi-
tion. Using a flexible or pressurized filling
device, inject the gear oil into the gear oil
drain screw hole.
6. Put a new gasket on the oil level plug.
When the oil begins to flow out of the oil
level plug hole, insert and tighten the oil
level plug.
7. Put a new gasket on the gear oil drain
screw. Insert and tighten the gear oil
drain screw.
1. Gear oil drain screw
2. Oil level plug
Recommended gear oil:
Yamalube Marine Gearcase Lube or
Hypoid gear oil
Recommended gear oil grade:
SAE 90 API GL-4
Gear oil quantity:
F9.9EB 0.150 L (0.159 US qt,
0.132 Imp.qt)
F9.9EHB 0.150 L (0.159 US qt,
0.132 Imp.qt)
F9.9MHB 0.150 L (0.159 US qt,
0.132 Imp.qt)
T9.9EB 0.370 L (0.391 US qt,
0.326 Imp.qt)
T9.9EHB 0.370 L (0.391 US qt,
0.326 Imp.qt)
T9.9MHB 0.370 L (0.391 US qt,
0.326 Imp.qt)
T9.9PB 0.370 L (0.391 US qt,
0.326 Imp.qt)
T9.9PHB 0.370 L (0.391 US qt,
0.326 Imp.qt)
Tightening torque:
9 Nm (0.92 kgf-m, 6.6 ft-lb)
U6DR30E0.book Page 89 Friday, November 30, 2012 4:27 PM
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