ECU YAMAHA FX HO 2010 Owner's Manual

Pre-operation checks
63
Make sure that the battery is securely held in
place.
EJU32613Steering system checks
Turn the handlebars to the right and left sev-
eral times to make sure that operation is
smooth and unrestricted throughout the
whole range, and that the free play is not ex-
cessive.
Turn the handlebars as far as possible to the
right and left to make sure that the jet thrust
nozzle moves as the handlebars are turned,
and that there is no difference between theright and left fully turned positions of the jet
thrust nozzle.
EJU40362Adjustable tilt steering system checks
Operate the adjustable tilt steering system
several times to make sure that operation is
smooth throughout the whole range. Also,
make sure that the handlebars are securely
Difference between fully turned positions
of jet thrust nozzle (distances A and B):
Maximum 5 mm (0.20 in)
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Pre-operation checks
65
gate moves up and down according to the op-
eration of the shift lever and that the gate
makes contact with the stoppers. (See page
32 for reverse system operation.)
EJU41220Throttle lever checks
Operate the throttle lever several times to
make sure that operation is smooth through-
out the whole range. Also, make sure that the
throttle lever returns automatically to its fully
closed (idle) position when released.Face the handlebars straight ahead with the
throttle lever in the fully closed (idle) position,
and then make sure that there is the proper
amount of throttle lever free play when the
throttle lever is in the fully closed (idle) posi-
tion.
EJU40112Remote control transmitter check
Make sure that the remote control transmitter
operates properly. (See page 27 for Yamaha
Security System setting procedures and page
34 for Low RPM Mode activation procedures.)
EJU32663Engine shut-off cord (lanyard) check
Make sure that the engine shut-off cord (lan-
yard) is not damaged. If the cord is damaged,
replace it. WARNING! Never try to repair
the engine shut-off cord (lanyard) or tie it
together. The engine shut-off cord (lan-
1Stopper
1
1Throttle lever free play
Throttle lever free play:
2.0–5.0 mm (0.08–0.20 in)
1
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Pre-operation checks
66
yard) may not pull free when the operator
falls off, allowing the watercraft to contin-
ue to run and cause an accident.
[EWJ01220]
EJU32674
Switch checks
NOTICE
ECJ01310
Do not run the engine over 4000 r/min on
land. Also, do not run the engine for more
than 15 seconds without supplying water,
otherwise the engine could overheat.
Check the start switch, the engine stop
switch, and the engine shut-off switch for
proper operation. (See pages 28 to 28 for in-
formation on operating each switch.)To check the operation of the switches:
(1) If the lock mode is selected for the
Yamaha Security System setting, select
the unlock mode. (See page 27 for
Yamaha Security System setting proce-
dures.)
(2) Push the start switch to make sure that
the engine starts.
(3) As soon as the engine starts running,
push the engine stop switch to make sure
that the engine stops immediately.
(4) Restart the engine, and then pull the en-
gine shut-off cord (lanyard) to remove the
clip from the engine shut-off switch to
make sure that the engine stops immedi-
ately.
EJU40101Storage compartment checks
Make sure that the storage compartments are
not damaged and that water has not collected
in the compartments. (See page 48 for infor-
mation on the storage compartments.)
EJU41071Fire extinguisher container checks
Make sure that the fire extinguisher container
is not damaged and is securely held in place.
(See page 51 for information on the fire extin-
guisher container.)
EJU32583Fire extinguisher check
Check that there is a full fire extinguisher on
board.
1Engine shut-off switch
2Clip
3Start switch
4Engine stop switch
5Engine shut-off cord (lanyard)
23 1
5 4
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Pre-operation checks
67
To check the fire extinguisher, see the instruc-
tions supplied by the fire extinguisher manu-
facturer. Always keep the fire extinguisher in
the fire extinguisher container.
Always carry a fire extinguisher on board. A
fire extinguisher is not standard equipment
with this watercraft. If you do not have one,
contact a Yamaha dealer or a fire extinguisher
dealer to obtain one meeting the proper spec-
ifications.
EJU40121Safety equipment check
Check that safety equipment meeting the ap-
plicable regulations is on board.
EJU32352Hull and deck check
Check the hull and deck for damage or other
problem.
EJU32656Jet intake checks
Make sure that the jet intake is not damaged
or clogged with weeds or debris. If the jet in-
take is clogged, clean it. (See page 96 for in-
formation on the jet intake.)
EJU32475Stern drain plug checks
Loosen the stern drain plugs and remove
them, and then make sure that the plugs are
not damaged and that there is no foreign ma-
terial on the threads. NOTICE: Before in-
stalling the stern drain plugs, clean the
drain plug threads to remove any foreign
materials, such as dirt or sand. Otherwise,
the stern drain plugs could be damaged,
allowing water to enter the engine com-
partment. Make sure that the stern drain
plugs are tightened securely before
launching the watercraft. Otherwise, water
may flood the engine compartment and
cause the watercraft to submerge.
[ECJ00361]
Securely install the stern drain plugs by tight-
ening them until they stop.
EJU40131Hood check
Push down on the center of the hood and
make sure that it is securely closed.
EJU40144Post-launch checks
Perform the post-launch checks in the pre-op-
eration checklist while the watercraft is in the
water and the engine is running.
1Stern drain plug
1
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Operation
70
EJU40210Riding position
Operator riding position
The operator should grip the handlebars firm-
ly with both hands and sit astride the seat with
both feet on the floor of the footwell.
Passenger riding position
The passenger(s) should hold on firmly, either
to the person in front of them or to the hand-
grip provided, and sit astride the seat with
their feet on the floor of the footwell. Never al-
low a passenger to ride in front of the opera-
tor. (See page 17 for information on the riding
position when pulling a water-skier.)
EJU32802Launching the watercraft
When launching the watercraft, make sure
that there are no obstacles around you.
If the watercraft is launched from a trailer,
someone should make sure that waves do not
push the watercraft into the trailer.
EJU36344Starting the engine on water
WARNING
EWJ01530
Do not apply throttle when anyone is at the
rear of the watercraft. Turn the engine off
or keep it at idle. Water and debris exiting
the jet thrust nozzle can cause severe inju-
ry.
To start the engine:
(1) If the lock mode is selected for the
Yamaha Security System setting, select
the unlock mode. (See page 27 for
Yamaha Security System setting proce-
dures.)
(2) Move the watercraft to an area that is free
from weeds and debris, and has a water
depth of at least 60 cm (2 ft) from the bot-
tom of the watercraft. NOTICE: Never
run the engine in water that is less
than 60 cm (2 ft) deep from the bottom
of the watercraft, otherwise pebbles or
sand could be sucked into the jet in-
take, causing impeller damage and en-
gine overheating.
[ECJ00472]
(3) Attach the engine shut-off cord (lanyard)
to your left wrist, and then attach the clip
to the engine shut-off switch. (See page
28 for information on operating the en-
gine shut-off switch.) WARNING! Check
that the engine shut-off cord (lanyard)
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Operation
75
EJU36353Boarding alone
(1) From the rear of the watercraft, place
both hands on the boarding platform, pull
yourself up, and then grasp the handgrip
with one hand.
(2) Pull yourself up to a kneeling position on
the boarding platform, and then move to
the seat and sit astride.
(3) Attach the engine shut-off cord (lanyard)
to your left wrist, and then attach the clip
to the engine shut-off switch.(4) Grip the handlebars with both hands and
place both feet on the floor of the footwell.
(5) Look in all directions, start the engine,
and then start off slowly.
EJU33169Boarding with passenger(s)
WARNING
EWJ00660
Severe internal injuries can occur if water
is forced into body cavities as a result of
being near the jet thrust nozzle. Do not ap-
ply throttle until the passengers are seated
with their feet on the floor of the footwell
and are securely holding on to the person
in front of them or to the handgrip provid-
ed.
The heavier the total weight of the operator
and passenger(s), the more difficult it will be
to balance the watercraft. Do not operate the
watercraft when the total weight exceeds 240
kg (530 lb) including any cargo.
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Operation
76
To board at a standstill:
(1) Board as noted in the previous section
“Boarding alone”.
(2) Attach the engine shut-off cord (lanyard)
to your left wrist, and then attach the clip
to the engine shut-off switch.
(3) Grip the handlebars with both hands and
place both feet on the floor of the footwell.
(4) Have the first passenger move to the rear
of the watercraft.
(5) Have the first passenger board using the
same procedure as the operator, placetheir feet on the floor of the footwell, and
securely hold on to the operator.
(6) Have the second passenger follow the
same procedure. When the second pas-
senger is boarding, try to balance the wa-
tercraft together with the first passenger.
(7) Make sure that the passenger(s) have
their feet on the floor of the footwell and
are securely holding on to the person in
front of them or to the handgrip provided.
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Operation
77
(8) Look in all directions, start the engine,
and then start off slowly.
To board when it is difficult to balance at a
standstill:
(1) Have the passenger(s) steady the water-
craft, and then board as noted in the pre-
vious section “Boarding alone”.
(2) Grip the handlebars with both hands,
place both feet on the floor of the footwell,
and balance there.
(3) Have the first passenger board using the
same procedure as the operator, place
their feet on the floor of the footwell, se-
curely hold on to the operator, and bal-
ance there.
(4) Attach the engine shut-off cord (lanyard)
to your left wrist, and then attach the clip
to the engine shut-off switch.
(5) Look in all directions, and then start the
engine and operate at trolling speed.
(6) Have the second passenger pull them-
selves up onto the boarding platform into
a kneeling position and balance there.
Look in all directions, and then gradually
accelerate. Then, have the second pas-senger crawl onto the seat while main-
taining their balance.
(7) Have the second passenger sit astride
the seat, place their feet on the floor of
the footwell, securely hold on to the per-
son in front of them or to the handgrip
provided, and balance there.
(8) Make sure that the passenger(s) have
their feet on the floor of the footwell and
are securely holding on to the person in
front of them or to the handgrip provided,
and then gradually increase the speed to
balance the watercraft.
EJU33082Starting off
WARNING
EWJ00711
To avoid collisions:

Scan constantly for people, objects, and
other watercraft. Be alert for conditions
that limit your visibility or block your vi-
sion of others.
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Care and storage
81
EJU37145
Post-operation care
WARNING
EWJ00330
Always place the watercraft upright in a
horizontal position when storing it, other-
wise fuel could leak out into the engine or
engine compartment, which could create a
fire hazard.
After using the watercraft, always take it out of
the water, clean it, and store it. Leaving the
watercraft in the water for extended periods
will accelerate the rate of normal deterioration
of the jet pump and hull. Marine organisms
and corrosion are some of the conditions that
can shorten the life of many watercraft com-
ponents.
EJU33539Flushing the cooling water passages
NOTICE
ECJ01310
Do not run the engine over 4000 r/min on
land. Also, do not run the engine for more
than 15 seconds without supplying water,
otherwise the engine could overheat.
Flush the cooling water passages to prevent
them from clogging with salt, sand, or dirt.
(1) Place the watercraft in a horizontal posi-
tion.
(2) Remove the seats and seat storage com-
partment. (See page 45 for seat removal
and installation procedures and page 50
for information on the seat storage com-
partment.)(3) Connect the garden hose adapter to a
garden hose.
(4) Loosen the flushing hose connector cap
and remove it. Insert the garden hose
adapter into the flushing hose connector
and turn it until it is securely connected.
(5) Connect the garden hose to a water tap.
(6) Make sure that the area around the wa-
tercraft is clear, and then start the engine.
Immediately after the engine starts, fully
turn the water supply on so that water
1Garden hose adapter
1Garden hose adapter
2Flushing hose connector cap
3Flushing hose connector
21
3
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Care and storage
82
flows out continually from the jet thrust
nozzle.
(7) Run the engine at idling speed for about
3 minutes watching the engine condition.
If the engine stops while flushing, turn the
water supply off immediately and perform
the procedure again from step 6.
NOTICE: Do not supply water to the
cooling water passages when the en-
gine is not running. The water could
flow back through the muffler into the
engine, causing severe engine dam-
age.
[ECJ00122]
(8) Turn the water supply off.
(9) Discharge the remaining water out of the
cooling water passages by alternately
squeezing and releasing the throttle lever
quickly for 10 to 15 seconds.
(10) Stop the engine.
(11) Remove the garden hose adapter, and
then securely install the flushing hose
connector cap by tightening it until it
stops.
(12) Securely install the seat storage compart-
ment and seats in their original positions.
EJU33735Cleaning the watercraft
(1) Remove the seats. (See page 45 for seat
removal and installation procedures.)
(2) Rinse the engine and engine compart-
ment with a small amount of water.
NOTICE: Do not use high-pressurewater when rinsing the engine or en-
gine compartment as severe engine
damage could result.
[ECJ00571]
(3) Drain the water from the engine compart-
ment. (See page 55 for information on
draining the bilge water.)
(4) Wipe the engine and engine compart-
ment with a dry cloth.
(5) Wash down the hull, deck, and jet pump
with fresh water.
(6) Wipe the hull, deck, and jet pump with a
dry cloth.
(7) Wipe all vinyl and rubber components,
such as the seats and engine compart-
ment seals, with a vinyl protectant.
(8) To minimize corrosion, spray metallic
parts of the hull, deck, and engine with a
rust inhibitor.
(9) Allow the engine compartment to air dry
completely before installing the seats.
(10) Securely install the seats in their original
positions.
EJU33686Battery care
If the watercraft will not be used for more than
a month, remove the battery from the water-
craft, check it, and then store it in a cool, dry
place.
WARNING
EWJ00791
Battery electrolyte is poisonous and dan-
gerous, causing severe burns, etc. Elec-
trolyte contains sulfuric acid. Avoid
contact with skin, eyes, or clothing.
Antidotes
External: Flush with water.
Internal: Drink large quantities of water or
milk. Follow with milk of magnesia, beaten
egg, or vegetable oil. Call a physician im-
mediately.
Eyes: Flush with water for 15 minutes and
get prompt medical attention.
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