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SportsBoat_F6A11.book Page 98 Thursday, June 15, 2023 8:14 AM

Pre-operation checks

Access port cap check
Make sure that the access port caps are se-
curely installed.
To check the access port caps:
(1) Open the rear platform hatch. (See page
72 for information on the rear platform
hatch.)
(2) Make sure that the access port caps are
securely installed. If they are removed or 1
are not locked, securely install them.
(See page 138 for information on the ac- 1 Jet intake
cess port caps.)
In some cases, the engines may overheat be-
1 cause of a lack of cooling water, and damage
could result. If the jet intakes are clogged,
clean them. (See page 138 for information on
the jet intakes.) WARNING! Rotating parts
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 Access port cap cord (lanyard) from the engine shut-off
switch.
(3) Close the rear platform hatch.
Fuel system checks
Jet intake checks Check the fuel filler hoses and joints in the en-
Carefully check the jet intakes under the boat gine compartment for damage, looseness,
for weeds, debris, or anything else that might and signs of leaking. At least annually, or if a
restrict the intake of water. If the intakes are problem is suspected, check the fuel tank
clogged, cavitation could occur, reducing jet and fuel filler hoses and clamps. Have a
thrust, and possibly damaging jet pump Yamaha Boat Dealer check the fuel tank and
parts. fuel filler hoses and clamps. WARNING! If
there are signs of leaking fuel, do not op-
erate the boat until the source of the fuel
leak is found and corrected. Gasoline and
its vapors are highly flammable and ex-
plosive.

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