
Description
25
Engine compartment
123
46 5
10 11
8
97
1Engine cover
2Air filter case
3Water separator (page 31)
4Fuel tank
5Battery (page 59)
6Flushing hose connector
7Removable watertight storage compart-
ment (page 46)
8Spark plug/Ignition coil
9Electrical box
10Engine oil filler cap (page 51)11Dipstick
UF3K72E0.book  Page 25  Thursday, July 16, 2015  2:31 PM 

Maintenance
87
EJU43101Periodic maintenance chart
The periodic maintenance chart gives general guidelines for periodic maintenance. Have a
Yamaha dealer perform the checks in the following chart. However, maintenance may need
to be performed more frequently depending on your operating conditions. If you have any
questions, consult a Yamaha dealer.
This “√” mark indicates items to be checked and serviced by a Yamaha dealer.
Item OperationInitial Thereafter every
Page
10 hours50 hours 
or 12 
months 
*1100 
hours or 
12 
months 
*1200 
hours or 
24 
months 
*1
Fuel lineCheck fuel hoses and 
clamps√—
Fuel filler cap/Wa-
ter separatorCheck O-rings for cracks 
and deformation√—
Fuel tankCheck installation and 
straps√—
Water inlet strainerCheck for clogs and dam-
age√—
Cooling water hos-
esCheck for damage and 
leakage, and check 
clamps√—
Engine oilReplace√√89
Oil filterReplace√89
Intermediate hous-
ingLubricate√—
Spark plugsCheck√√—
BatteryCheck state of charge, 
terminals, bands, and 
breather hose√—
Battery leadsCheck terminals√—
Steering masterCheck operation and for 
looseness√√—
Steering cableCheck exterior and con-
nections, and lubricate√—
Q.S.T.S. cableCheck exterior and con-
nections, and lubricate√—
Q.S.T.S. converter 
and rodCheck exterior and con-
nections, and lubricate√√—
Shift leverCheck exterior and con-
nections, and lubricate√—
Shift cable and re-
verse gateCheck exterior and con-
nections, and lubricate
√—
UF3K72E0.book  Page 87  Thursday, July 16, 2015  2:31 PM 

Specifications
90
EJU34543
Specifications
Watercraft capacity:
Maximum people on board:
3 person
Maximum load capacity:
240 kg (530 lb)
Dimensions and weight:
Length:
3370 mm (132.7 in)
Width:
1230 mm (48.4 in)
Height:
1160 mm (45.7 in)
Dry weight:
361 kg (796 lb)
Performance:
Maximum output (according to ISO 8665/SAE 
J1228):
183.9 kW at 7500 r/min
Maximum fuel consumption:
76.7 L/h (20.2 US gal/h, 16.9 Imp.gal/h)
Cruising range at full throttle:
0.91 hour
Trolling speed:
1250 ±100 r/min
Engine:
Engine type:
Liquid cooled 4-stroke, DOHC
Number of cylinders:
4
Engine displacement:
1812 cm³
Bore × stroke:
86.0 × 78.0 mm (3.39 × 3.07 in)
Compression ratio:
8.5 : 1
Valve clearance-intake (cold):
0.14–0.23 mm (0.0055–0.0091 in)
Valve clearance-exhaust (cold):
0.36–0.45 mm (0.0142–0.0177 in)
Lubrication system:
Wet sump
Cooling system:
Water
Starting system:
Electric
Ignition system:
T.C.I.Spark plug (NGK):
LFR7A
Spark plug gap:
0.8–0.9 mm (0.031–0.035 in)
Battery capacity:
12 V, 19 Ah
Charging system:
Flywheel magneto
Drive unit:
Propulsion system:
Jet pump
Jet pump type:
Axial flow, single stage
Impeller rotation:
Counterclockwise
Jet thrust nozzle angle:
24+24 °
Jet thrust nozzle trim angle:
-10, -5, 0, 5, 10 °
Fuel and oil:
Recommended fuel:
Premium unleaded gasoline
Minimum octane rating (PON):
91
Minimum octane rating (RON):
95
Recommended engine oil:
YAMALUBE 4W or 4-stroke motor oil
Recommended engine oil type SAE:
SAE 10W-30, 10W-40, 20W-40, 20W-50
Recommended engine oil grade API:
API SE,SF,SG,SH,SJ,SL
Fuel tank total capacity:
70 L (18.5 US gal, 15.4 Imp.gal)
Engine oil quantity with oil filter replacement:
3.6 L (3.81 US qt, 3.17 Imp.qt)
Engine oil quantity without oil filter replacement:
3.5 L (3.70 US qt, 3.08 Imp.qt)
Engine oil total quantity:
5.3 L (5.60 US qt, 4.66 Imp.qt)
UF3K72E0.book  Page 90  Thursday, July 16, 2015  2:31 PM 

Trouble recovery
93
Watercraft slow or 
loses powerShift lever Not completely shift-
ed into forward posi-
tionPush lever forward 
until it stops 32
Watercraft 
operation 
modeLow RPM Mode acti-
vatedDeactivate Low RPM 
Mode 34
Cavitation Jet intake clogged Clean 94
Impeller damaged or 
wornHave serviced by 
Yamaha dealer94
Engine over-
heat warningEngine speed reduc-
tion control activatedClean jet intake and 
cool engine39
Oil pressure 
warningEngine speed reduc-
tion control activatedAdd oil
38
Spark plug Fouled or defective Have serviced by 
Yamaha dealer—
Incorrect heat range Have serviced by 
Yamaha dealer—
Gap incorrect Have serviced by 
Yamaha dealer—
Electrical wir-
ingLoose connection Have serviced by 
Yamaha dealer—
Fuel Stale or contaminat-
edHave serviced by 
Yamaha dealer—
Incorrect octane 
numberUse correct fuel
49
Air filter Clogged Have serviced by 
Yamaha dealer—
Oil buildup Have serviced by 
Yamaha dealer— TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF3K72E0.book  Page 93  Thursday, July 16, 2015  2:31 PM 

98
Index
A
After removing the watercraft from the 
water ..................................................... 78
B
Battery care.............................................. 80
Battery checks ......................................... 59
Battery, jumping ....................................... 95
Beaching and docking the watercraft ...... 77
Beverage holder ....................................... 46
Bilge water check..................................... 59
Bilge water, draining ................................ 53
Bilge water, draining on land ................... 53
Bilge water, draining on water ................. 53
Boarding alone ......................................... 73
Boarding and starting off from a dock ..... 76
Boarding the watercraft ........................... 72
Boarding with passenger(s) ..................... 73
Bow eye ................................................... 43
Bow storage compartment ...................... 44
Builder’s plate ............................................ 2
C
Capsized watercraft ................................. 76
Check engine warning ............................. 39
Cleaning ................................................... 83
Cleaning the watercraft ............................ 80
Cleat ......................................................... 43
Cooling water pilot outlet check .............. 66
Cooling water pilot outlets ....................... 30
Craft Identification Number (CIN)............... 1
Cruising limitations................................... 12
D
Dual analog meter unit ............................. 36
Dual analog meter unit check .................. 66
E
Emergency procedures ............................ 94
Engine break-in ........................................ 55
Engine compartment check ..................... 58
Engine cover, removing and installing ..... 85
Engine idling speed check ....................... 66
Engine oil ................................................. 51
Engine oil and oil filter .............................. 89
Engine oil level check............................... 59
Engine oil requirements ........................... 51
Engine overheat warning ......................... 39
Engine serial number ................................. 1Engine shut-off cord (lanyard) check ....... 63
Engine shut-off switch ............................. 28
Engine stop switch ................................... 28
Engine unit check ..................................... 59
Enjoy your watercraft responsibly ............ 20
Equipment ................................................ 41
F
Fire extinguisher check ............................ 64
Fire extinguisher holder and cover........... 47
Fire extinguisher holder, cover, and 
band checks ......................................... 64
Flushing the cooling water passages....... 79
Fuel .......................................................... 49
Fuel level check........................................ 58
Fuel level meter ........................................ 38
Fuel level warning..................................... 38
Fuel requirements .................................... 49
Fuel system checks ................................. 58
Fuses, replacing ....................................... 95
G
Getting to know your watercraft .............. 67
Glossary, watercraft ................................. 21
Glove compartment ................................. 45
H
Handgrips................................................. 42
Hazard information................................... 16
Hood check .............................................. 65
Hour meter/voltmeter ............................... 37
Hull and deck check ................................ 64
I
Identification numbers ............................... 1
Information display................................... 37
J
Jet intake and impeller, cleaning.............. 94
Jet intake checks ..................................... 65
Jet thrust nozzle and reverse gate 
check .................................................... 65
Jumper cables, connecting ...................... 95
L
Labels, important ....................................... 4
Labels, other .............................................. 9
Labels, warning .......................................... 5
Launching the watercraft ......................... 68
Learning to operate your watercraft......... 67
Leaving the watercraft.............................. 69
UF3K72E0.book  Page 98  Thursday, July 16, 2015  2:31 PM