Cleaning And Anticorrosion; Measures; Flushing Power Unit - Yamaha VZ175 Owner's Manual

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.
EMU30266

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.
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".
EMU28445

Flushing power unit

Perform this procedure right after operation
for the most thorough flushing.
ECM01530
NOTICE
Do not perform this procedure while the
engine is running. The water pump may
be damaged and severe damage from
overheating can result.
1. After shutting off the engine, unscrew
the garden hose connector from the fit-
ting on the bottom cowling.
[ECM01840]
[ECM01402]
1. Fitting
2. Garden hose connector
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
cowling fitting or let the hose hang
free during normal operation. Water
will leak out of the connector instead
of cooling the engine, which can
cause serious overheating. Be sure
the connector is tightened securely
on the fitting after flushing the en-
gine.
[ECM00541]
TIP:
When flushing the engine with the boat in

the water, tilting up the outboard motor un-
til it is completely out of the water will
Maintenance
1
2
ZMU06050
connector securely.
63