Honda BF9.9A Owner's Manual page 45

Servicing a submerged motor
A submer ed
recovered 9
motor must be serviced immediately after it is
rom the water in order to minimize corrosion.
If there is a Honda outboard motor dealership nearby,
take
the motor
immediately to the dealer. If you are far from a dealership, proceed as
follows:
l.Remove the engine cover, and rinse the motor with fresh water to
remove salt water, sand, mud, etc.
2. Loosen the carburetor drain
screw
(p. 44 !, drain the contents of the
carburetor into a suitable container, then tighten the drain screw.
3.Change the engine oil (p. 32 1. If there was water in the engine
crankcase, or the used engine oil showed signs of water
contamination, then a second engine oil change should
be
erformed
4. Ii
after running the engine for l/2 hour.
emove the spark plugs. Disengage the emer ency stop switch clip
from the en
toTcomplete B
ine stop switch and pull the
recol
starter several times 3
y expel water from the cylinders.
(J
l
When crankin the engine with an open ignition circuit (spark
plugs remove B from the ignition circuit), disengage the emergepcy
stop switch clip from the engine stop switch to prevent electncal
damage to the rgnition system.
l
If the motor was running when it submerged, there may be
mechanical damage, such as bent connectin
a
rods. If the engine
binds when cranked, do not attempt to run t e motor until it has
been repaired.
5Pour a teaspoon of en ine oil into each s ark plug hole, then pull
the recoil starter severa 7 times to lubricate t R e inside of the cylinders.
Reinstall the spark plugs and engage the emergency stop switch
clip with the engine stop switch.
G.Attempt to start the engine.
l
If the engine fails to start, remove the spark plu
the electrodes, then reinstall the spark plugs an 8
s, clean and dry
attempt to start
the engine again.
l
If the engine starts, and no mechanical damage is evident,
continue to run the engine for l/2 hour or longer (be sure the
water level is at least 2 inches above the anti-ventilation plate).
7.As soon as possible, take the motor to a Honda outboard motor
dealer for inspection and service.
43