Lubrication; Cleaning And Anticorrosion Measures; Flushing Cooling Water Passage - Yamaha VF150 Owner's Manual

Maintenance
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Lubrication

1. Change the gear oil. For instructions, see
page 93. Check the gear oil for the pres-
ence of water that indicates a leaky seal.
Seal replacement should be performed
by an authorized Yamaha dealer prior to
use.
2. Lubricate all grease fittings. For further
details, see page 82.
TIP:
For long-term storage, fogging the engine
with fogging oil is recommended. Contact
your Yamaha dealer for information about
fogging oil and procedures for your outboard
motor.
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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 77.
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".
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Flushing cooling water passage

Perform this procedure right after operation
for the most thorough flushing.
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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.
76
For further in-
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1. Disconnect the garden hose connector
from the fitting on the bottom cowling.
1. Fitting
2. Garden hose connector
2. Connect the garden hose to the garden
hose connector.
1. Garden hose
2. Garden hose adapter (commercially avail-
able)
3. Garden hose connector
3. With the engine off, turn on the water
supply and let the water flush through
the cooling water passages for about 15
minutes.
4. Turn off the water supply, and then dis-
connect the garden hose from the gar-
den hose connector.
5. Connect the garden hose connector to
the fitting on the bottom cowling and
tighten it securely. NOTICE: If the gar-
den hose connector is not properly
2 1
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3 2 1
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