Cleaning And Anticorrosion Measures; Flushing Power Unit - Yamaha F150A2 Owner's Manual

Maintenance
TIP:
For long-term storage, fogging the engine
with oil is recommended. Contact your
Yamaha dealer for information about fogging
oil and procedures for your engine.
EMU30268

Cleaning and anticorrosion measures

1. Wash down the exterior of the outboard
motor with fresh water and dry off com-
pletely. NOTICE: Do not spray water
into the air intake.
formation, see page 71.
2. Spray the outboard motor exterior with
"Yamaha Silicone Protectant". NOTICE:
Do not spray when the engine is run-
ning. Also, do not spray near the si-
lencer or into the engine. Otherwise
the engine could be damaged.
3. Wax the cowling with a non-abrasive
wax such as "Yamaha Silicone Wax".
EMU28446

Flushing power unit

Perform this procedure right after operation
for the most thorough flushing.
ECM01531
NOTICE
Do not perform this procedure while the
engine is running. The water pump may be
damaged and severe damage from over-
heating can result.
1. After shutting off the engine, unscrew the
garden hose connector from the fitting
on the bottom cowling.
70
For further in-
[ECM01841]
[ECM01403]
1. Fitting
2. Garden hose connector
3. Garden hose adapter
2. Screw the garden hose adapter onto a
garden hose, which is connected to a
fresh water supply, and then connect it
to the garden hose connector.
3. With the engine off, turn on the water tap
and let the water flush through the cool-
ing passages for about 15 minutes. Turn
off the water and disconnect the garden
hose adapter from the garden hose con-
nector.
4. Reinstall the garden hose connector
onto the fitting on the bottom cowling.
Tighten the
NOTICE: Do not leave the garden hose
connector loose on the bottom cowl-
ing fitting or let the hose hang free
during normal operation. Water will
leak out of the connector instead of
connector securely.