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UF4M12E0.book Page 75 Tuesday, August 10, 2021 2:03 PM

Pre-operation checks

formation on the jet intake.)
EJU43221
Jet thrust nozzle and reverse gate check
Check the jet thrust nozzle and reverse gate
for damage or other problem.
EJU44252
Stern drain plug checks
Loosen the stern drain plugs and remove 1
them, and then make sure that the plugs and
O-rings on the plugs are not damaged and
that there is no foreign material on the
threads or O-rings on the plugs. NOTICE: 1 Stern drain plug
Before installing the stern drain plugs, EJU41441
Hood check
clean the drain plug threads and the O-
Push down on the rear of the hood and make
rings on the plugs to remove any foreign
sure that it is securely closed.
materials, such as dirt or sand. Otherwise,
the stern drain plugs could be damaged,
allowing water to enter the engine com-
partment. Check the O-rings on the stern
drain plugs and make sure that the plugs
are tightened securely before launching
the watercraft. Otherwise, water may
flood the engine compartment and cause
the watercraft to submerge. [ECJ00364]

EJU40147
Post-launch checks
Perform the post-launch checks in the pre-
operation checklist while the watercraft is in
the water and the engine is running.
To perform the post-launch checks:
2
(1) Launch the watercraft. (See page 78 for
1 information on launching the watercraft.)
1 Stern drain plug (2) Perform the checks and make sure that
2 O-ring there are no malfunctioning items or oth-
er problems.
Securely install the stern drain plugs by tight-
EJU40553
ening them until they stop. Cooling water pilot outlet check
Make sure that water is discharged from the
cooling water pilot outlet while the engine is
running. (See page 33 for information on the
cooling water pilot outlet.)

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