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SportsBoat_F5K15.book Page 149 Wednesday, May 22, 2024 1:58 PM

Pre-operation checks

Engine oil level check
Make sure that the engine oil level is between
the minimum level mark and maximum level
mark on the dipstick. (See page 138 for infor-
mation on checking the engine oil level.)
1800 cc engine models

1
1

1 Jet intake

In some cases, the engines may overheat be-
cause of a lack of cooling water, and damage
could result. If the jet intakes are clogged,
clean them. (See page 196 for information on
the jet intakes.) WARNING! Rotating parts 1 Dipstick
could cause severe injury or death. Before
attempting to remove weeds or debris
from the jet intakes or impeller areas; shut
off the engines, remove the main switch
keys, and then remove the engine shut-off 1
cord (lanyard) from the engine shut-off 2
switch.

Fuel system checks
Check the fuel filler hoses and joints in the
engine compartment for damage, loose-
ness, and signs of leaking. At least annually, 1 Maximum level mark
or if a problem is suspected, check the fuel 2 Minimum level mark
tank and fuel filler hoses and clamps. Have
a Yamaha Boat Dealer check the fuel tank
and fuel filler hoses and clamps. WARNING!
If there are signs of leaking fuel, do not
operate the boat until the source of the
fuel leak is found and corrected. Gasoline
and its vapors are highly flammable and
explosive.

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