
Table of contents
Adjusting the steering friction .......... 52
Adjusting the jet thrust nozzle
angle ............................................ 53
Checking and adjusting the throttle
cable ............................................ 54
Cleaning and adjusting the spark
plugs ............................................ 55
Lubrication points ............................ 56
Adjusting the choke cable ............... 57
Checking the battery ....................... 57
Adjusting the carburetor .................. 58
Specifications .................................. 60
Specifications ................................ 60
Trouble recovery ............................. 61
Troubleshooting ........................... 61
Troubleshooting chart ...................... 61
Emergency procedures ................ 63
Cleaning the jet intake and
impeller ........................................ 63
Jumping the battery ......................... 64
Replacing the fuse ........................... 64
Towing the watercraft ...................... 65
Submerged watercraft ..................... 65
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Trouble recovery
64
(2) Remove any weeds or debris from
around the jet intake, drive shaft, impel-
ler, jet pump housing, and jet thrust noz-
zle.
If debris is difficult to remove, consult a
Yamaha dealer.
EJU34641Jumping the battery
If the watercraft battery has run down, the en-
gine can be started using a 12-volt booster
battery and jumper cables.
EJU34652Connecting the jumper cables
WARNING
EWJ01250
To avoid battery explosion and serious
damage to the electrical system:
Do not reverse the polarity of the jumper
cables when connecting to the batteries.
Do not connect the negative (–) jumper
cable to the negative (–) terminal of the
watercraft battery.
Do not touch the positive (+) jumper ca-
ble to the negative (–) jumper cable.
(1) Connect the positive (+) jumper cable to
the positive (+) battery terminals of both
batteries.
(2) Connect one end of the negative (–)
jumper cable to the negative (–) battery
terminal of the booster battery.(3) Connect the other end of the negative (–)
jumper cable to an unpainted bolt on the
cylinder head.
(4) Start the engine, and then disconnect the
jumper cables by reversing the steps
above. NOTICE: Never push the start
switch while the engine is running. Do
not operate the start switch for more
than 5 seconds, otherwise the battery
will be discharged and the engine will
not start. Also, the starter motor could
be damaged. If the engine does not
start in 5 seconds, release the start
switch, wait 15 seconds, and then try
again.
[ECJ00481]
EJU34671
Replacing the fuse
The fuse is located in the electrical box.
To replace the fuse:
(1) Remove the cap, and then pull out the
red lead to pull out the fuse holder from
the electrical box.
(2) Open the fuse holder and replace the
fuse with one of the correct amperage.
WARNING! Do not use fuses of higher
amperage than recommended. Substi-
tution with a fuse that has an improper
rating can cause extensive electrical
1Positive (+) jumper cable
2Booster battery
3Negative (–) jumper cable
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Index
2-stroke engine oil .................................... 24
B
Battery ................................................ 28, 46
Battery, checking...................................... 57
Battery, jumping ....................................... 64
Beaching the watercraft ........................... 42
Bilge ......................................................... 28
Boarding and starting in deep water ........ 38
Boarding and starting in shallow water .... 37
Bow rope hole .......................................... 22
C
Capsized watercraft ................................. 39
Carburetor, adjusting................................ 58
Choke cable, adjusting ............................. 57
Choke knob .............................................. 20
Cleaning the watercraft ............................ 47
Cooling water pilot outlet .................... 20, 31
Craft Identification Number (CIN) ............... 1
Cruising limitations ..................................... 8
E
Emergency procedures ............................ 63
Engine break-in ........................................ 32
Engine compartment ................................ 27
Engine overheat warning system ............. 22
Engine serial number ................................. 1
Engine shut-off cord (lanyard) .................. 30
Engine shut-off switch .............................. 19
Engine stop switch ................................... 19
Enjoy your watercraft responsibly ............ 14
F
Fire extinguisher....................................... 28
Flushing the cooling system ..................... 45
Fuel and oil............................................... 24
Fuel cock knob ......................................... 18
Fuel filter .................................................. 51
Fuel system .............................................. 27
Fuel system, checking.............................. 51
Fuel tank .................................................. 51
Fuel tank filler cap .................................... 18
Fuel tank, filling ........................................ 25
Fuse, replacing......................................... 64
G
Gasohol .................................................... 24
Gasoline ................................................... 24Getting to know your watercraft ............... 35
H
Hazard information ................................... 12
Hood ......................................................... 17
Hull and deck ........................................... 27
I
Identification numbers ................................ 1
J
Jet intake .................................................. 30
Jet intake and impeller, cleaning .............. 63
Jet thrust nozzle angle, adjusting ............. 53
Jet thrust nozzle angle, checking ............. 51
Jumper cables, connecting ...................... 64
K
Kneeling ................................................... 36
L
Labels, important ........................................ 2
Labels, other .............................................. 6
Labels, warning .......................................... 3
Launching the watercraft .......................... 32
Learning to operate your watercraft ......... 35
Leaving the watercraft .............................. 34
Limitations on who may operate the
watercraft ................................................ 7
Lubrication................................................ 46
Lubrication points ..................................... 56
M
Main components, location of .................. 15
Maintenance and adjustments ................. 47
Mixing fuel and oil .................................... 24
O
Operating in weeded areas ...................... 42
Operating positions .................................. 36
Operating your watercraft ......................... 35
Operation ................................................. 32
Operation of controls and other
functions ............................................... 17
Operation requirements ............................. 9
Owner’s/operator’s manual and tool kit .... 47
P
Periodic maintenance chart ...................... 49
Post-operation care .................................. 42
Pre-operation check list ............................ 26
Pre-operation check points ...................... 27
Pre-operation checks ............................... 26
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