Yamaha 8A Owner's Manual download pdf (Page 57)

Maintenance

52

fastened to the transom or a stable

stand. You could be severely injured if

the outboard motor falls on you.

●

Never get under the lower unit while it

is tilted, even when the tilt support lever

or knob is locked. Severe injury could

occur if the outboard motor accidental-

ly falls.

1. Tilt the outboard motor so that the gear

oil drain screw is at the lowest point pos-

sible.

2. Place a suitable container under the

gear case.

3. Remove the gear oil drain screw and

gasket.

NOTICE:

If there is an exces-

sive quantity of metal particles on the

magnetic gear oil drain screw, this

can indicate lower unit problem. Con-

sult your Yamaha dealer.

[ECM01900]

T

IP:

●

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.

NO-

TICE:

Inspect the used oil after it has

been drained. If the oil is milky, water

is getting into the gear case which

can cause gear damage. Consult a

Yamaha dealer for repair of the lower

unit seals.

[ECM00711]

T

IP:

For disposal of used oil, consult your

Yamaha dealer.

5. Put the outboard motor in a vertical po-

sition. Using a flexible or pressurized fill-

ing 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

1. Gear oil drain screw

2. Oil level plug

ZMU02879

1

2

Recommended gear oil:

Hypoid gear oil SAE#90

Gear oil quantity:

0.160 L (0.169 US qt, 0.141 Imp.qt)

Tightening torque:

9 Nm (0.9 kgf-m, 6.6 ft-lb)

ZMU02880

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