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Maintenance and care
64
water passages by alternately squeezing
and releasing the throttle lever for 10 to
15 seconds.
(8) Stop the engine.
(9) Remove the garden hose adapter and in-
stall the flushing hose connector cap.
EJU33622Lubrication
WARNING
EWJ00260
Do not spray flammable rust inhibitor
products on engine surfaces while the en-
gine is hot. The sprayed substance or pro-
pellants could catch fire.
(1) Remove the seat. (See page 23 for seat
removal and installation procedures.)
(2) Loosen the clamp screw and disconnect
the air intake duct.(3) Spray a rust inhibitor into the intake open-
ing for 3 seconds.
(4) Connect the air intake duct and tighten
the clamp screw.
(5) Start the engine in a well-ventilated area
and let it run at idle for 15 seconds.
CAUTION:
ECJ00561
Do not run the engine for more than 15
seconds without supplying water, other-
wise the engine could overheat.
(6) Lubricate all cables such as the throttle
and steering cables.
NOTE:
Use a suitable marine grease applicator to
pressure-lubricate the cables and purge out
any moisture between the inner and outer ca-
bles.
(7) Lubricate the areas of the watercraft
specified in “Lubrication points” on page
73.
EJU33670Fuel system
WARNING
EWJ00280
GASOLINE AND ITS VAPORS ARE HIGH-
LY FLAMMABLE AND EXPLOSIVE!
1Clamp screw
2Air intake duct
1Intake opening
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Maintenance and care
71
CAUTION:
ECJ00190
If oil is leaking or the oil pressure warning
indicator comes on when the engine is
running, immediately shut the engine off
and have a Yamaha dealer check the wa-
tercraft. Continuing to operate the engine
under such conditions could cause severe
engine damage.
EJU34310Air filter element
Have a Yamaha dealer check and clean or re-
place the air filter element every 12 months or
every 100 hours of operation.
EJU34321Checking the jet thrust nozzle angle
Check the handlebars and jet thrust nozzle for
smooth operation.
Turn the handlebars as far as possible to the
right and left and check that the difference of
distances A and B between the jet thrust noz-
zle and the nozzle is within specification.
If the steering is stiff or misadjusted, have a
Yamaha dealer service it.
EJU34350Checking the shift cable (for VX
Deluxe/VX Cruiser)
Place the shift lever in the reverse position.
Make sure that the reverse gate makes con-
tact with the stopper.Difference of A and B:
Maximum 5 mm (0.20 in)
1Stopper
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Maintenance and care
74
ble free play. (See page 72 for adjustment
procedures.)
Steering cable (handlebar end)
Steering cable (jet thrust nozzle end)
For VX Deluxe/VX Cruiser:
Shift cable (reverse gate end)
EJU34451Checking the battery
Check the level of the battery electrolyte and
make sure that the negative (–) and positive
(+) battery leads are tightened securely.
WARNING
EWJ00790
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.
Batteries produce explosive gases. Keep
sparks, flames, cigarettes, etc., well away.
If using or charging the battery in an en-
closed space, make sure that it is well ven-
tilated. Always shield your eyes when
working near batteries.
KEEP OUT OF THE REACH OF CHILDREN.
1Adjuster
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Page 93 of 94

Index
Operating your watercraft......................... 52
Operation ................................................. 49
Operation of controls and other
functions ............................................... 23
Operation requirements ........................... 11
Owner’s/operator’s manual and tool kit .... 67
P
Periodic maintenance chart...................... 68
Post-operation care .................................. 61
Pre-operation check list............................ 40
Pre-operation check points ...................... 42
Pre-operation checks ............................... 40
Primary Identification (PRI-ID) number ...... 1
R
Recommended equipment ....................... 13
Remote control transmitter
(for VX Deluxe/VX Cruiser) ................... 24
Reverse on waterways
(for VX Deluxe/VX Cruiser) ................... 60
Riding with passengers ............................ 53
Rough water operation ............................. 61
S
Safe boating rules .................................... 17
Seat .......................................................... 23
“SECURITY” indicator light
(for VX Deluxe/VX Cruiser) ................... 34
Selecting the normal mode/low-RPM
mode (for VX Deluxe/VX Cruiser) ......... 30
Shift cable, checking (for VX Deluxe/
VX Cruiser) ........................................... 71
Shift lever and reverse gate
(for VX Deluxe/VX Cruiser) ................... 46
Shift lever (for VX Deluxe/VX Cruiser) ..... 27
Spark plugs, cleaning and adjusting ........ 72
Speedometer............................................ 31
Start switch............................................... 26
Starting the engine ................................... 49
Starting the watercraft .............................. 53
Steering system ................................. 27, 45
Stern drain plugs ...................................... 44
Stern eyes ................................................ 28
Stopping the engine ................................. 51
Stopping the watercraft ............................ 60
Storage..................................................... 63
Storage compartments ............................. 35Submerged watercraft .............................. 83
Switches ................................................... 48
T
Tachometer .............................................. 31
Throttle cable, checking and adjusting ..... 72
Throttle lever ...................................... 26, 45
Towing the watercraft ............................... 83
Transporting ............................................. 62
Trolling speed, checking .......................... 76
Troubleshooting ....................................... 78
Troubleshooting chart .............................. 78
Turning the watercraft .............................. 58
W
Water separator ....................................... 43
Watercraft characteristics ......................... 14
Water-skiing ............................................. 16
Y
Yamaha Engine Management System
(YEMS) ................................................. 28
Yamaha Security System and low-RPM
mode (for VX Deluxe/VX Cruiser) ......... 29
Yamaha Security System
(for VX Deluxe/VX Cruiser) ................... 29
Yamaha Security System lock and
unlock modes (for VX Deluxe/
VX Cruiser) ........................................... 29
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