Changing Gear Oil - Yamaha F50F Owner's Manual
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Also See for F50F:
- Service manual (305 pages) ,
- Owner's manual (110 pages) ,
- Owner's manual (86 pages)
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Maintenance
3.
Install the spacer (if equipped) and the
washer. Tighten the propeller nut to the
specified torque.
Propeller nut tightening torque:
35.0 Nm (3.57 kgf-m, 25.8 ft-lb)
4.
Align the propeller nut with the propeller
shaft hole. Insert a new cotter pin in the
hole and bend the cotter pin ends. NO-
TICE: Do not reuse the cotter pin in-
stalled. Otherwise the propeller can
come off during operation.
TIP:
If the propeller nut does not align with the
propeller shaft hole after tightening to the
specified torque, tighten the nut further to
align it with the hole.
EMU29287
Changing gear oil
EWM00800
WARNING
Be sure the outboard motor is securely
●
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.
76
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.
[ECM01890]
1. Gear oil drain screw
2. Oil level plug
TIP:
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.
TIP:
For disposal of used oil, consult your
Yamaha dealer.
[ECM01900]
1
[ECM00711]
2
ZMU03273
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