4-2
4) Turn off the water supply, then drain
residual water from the exhaust sys-
tem by alternately pushing the throt-
tle lever up to half throttle and back
for 10 to 15 seconds. Shut off
engine.
Never have the water on when the
engine is not running. The water
could flow back through the muffler
into the crankcase causing severe
engine damage. Do not run the engine
for more than 15 seconds after the
water supply has been turned off to
avoid engine overheating.
5) After stopping the engine, remove
the garden hose adapter.
6) Replace the cap securely.
7) Repeat the flushing procedure for
the other engine.
LUBRICATION
Do not spray flammable rust
inhibitor on engine surfaces while
the engines are hot. The sprayed
substance or propellants could
catch fire.
1) Open the hood (see page 2-17).
2) Remove the air filter case cover
screws 1, slide the locks 2 to
open, and then remove the case
cover.
3) Remove the air filter element.
4) Spray a rust inhibitor such as
Yamaha Store-Rite Fogging Oil into
each intake opening 3 for 3 sec-
onds.
5) Install the air filter element and air
filter case cover.
6) Start the engine in a well-ventilated
area and let it run at idle for 15 sec-
onds
.
Do not run the engine for more than
15 seconds.
The engine could o
ver
-
heat.
4 MAINTENANCE & CARE
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