Yamaha 70B Manuel D'utilisation page 132

4) For electric start models, remove the
battery. (Refer to "DISCONNECTING
THE BATTERY" for details.)
5) Drain the cooling water completely
out of the motor.
Clean the body thoroughly.
6) Remove the spark plug(s).
7) Pour a teaspoonful of clean engine oil
into the cylinder(s).
8) Crank several times manually.
9) Replace the spark plug(s).
EMK24011
Fuel Tank
1) Drain the fuel from the tank for a long
period of storage.
2) Store the fuel tank in a dry, well-venti-
lated place, not in direct sunlight.
w
The fuel tank supplied with this engine is
its dedicated fuel reservoir and must not
be used as a fuel storage container.
Commercial users should conform to rel-
evant licensing or approval authority reg-
ulations.
EMK23511
Flushing cooling system
8 Flushing in a water tank
1) Fit the outboard motor on the water
tank, and fill the tank with fresh water
to above the level of the anti-cavita-
tion plate.
2) Shift into Neutral, start the engine,
and run at low speed for a few min-
utes.
q
cC
w
If the fresh water level is below the level
of the anticavitation plate, or if the water
supply is insufficient, engine seizure may
occur.
605024
1 Water surface
2 Lowest water level
4-7
GB