Page 86 of 96

Specifications
79
EJU34542
Specifications
Watercraft capacity:
Maximum people on board:
2 person
Maximum load capacity:
160 kg (353 lb)
Dimensions:
Length:
3350 mm (131.9 in)
Width:
1230 mm (48.4 in)
Height:
1160 mm (45.7 in)
Dry weight:
366 kg (807 lb)
Performance:
Maximum output (according to ISO 8665/SAE
J1228):
154.50 kW@7500 r/min
Maximum fuel consumption:
67.3 L/h (17.8 US gal/h, 14.8 Imp.gal/h)
Cruising range at full throttle:
1.04 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:
8.6 : 1
Valve clearance-intake (cold):
0.14–0.23 mm (0.0055–0.0091 in)
Valve clearance-exhaust (cold):
0.28–0.37 mm (0.0110–0.0146 in)
Lubrication system:
Wet sump
Cooling system:
Water
Starting system:
Electric
Ignition system:
T.C.I.Spark plug:
LFR6A
Spark plug gap:
0.8–0.9 mm (0.031–0.035 in)
Battery capacity:
12 V, 19.0 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:
24.0+24.0 °
Jet thrust nozzle trim angle:
-10, -5, 0, 5, 10 °
Fuel and oil:
Recommended fuel:
Regular unleaded gasoline
Minimum octane rating (PON):
86
Minimum octane rating (RON):
90
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:
3.1 L (3.28 US qt, 2.73 Imp.qt)
Engine oil quantity without oil filter replacement:
3.0 L (3.17 US qt, 2.64 Imp.qt)
Engine oil total quantity:
4.3 L (4.55 US qt, 3.78 Imp.qt)
UF2R70E0.book Page 79 Thursday, November 6, 2008 10:05 AM
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Trouble recovery
81
Engine runs irregu-
larly or stallsFuel Empty Refill as soon as pos-
sible41
Stale or contaminat-
edHave serviced by
Yamaha dealer72
Fuel tank Water or dirt present Have serviced by
Yamaha dealer72
Spark plug Fouled or defective Replace 74
Incorrect heat range Replace 74
Gap incorrect Adjust 74
Spark plug
capLoose Connect properly 74
Cracked, torn, or
damagedHave serviced by
Yamaha dealer—
Electrical wir-
ingLoose connection Have serviced by
Yamaha dealer—
Fuel injec-
tion systemFaulty or clogged in-
jectorsHave serviced by
Yamaha dealer—
Warning light or in-
dicator blinksFuel level Empty Refill as soon as pos-
sible41
Oil pressure
warningOil pressure dropped Have serviced by
Yamaha dealer35
Engine over-
heatedJet intake clogged Clean
83
Check engine
warningFaulty sensors Have serviced by
Yamaha dealer37 TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF2R70E0.book Page 81 Thursday, November 6, 2008 10:05 AM
Page 89 of 96
Trouble recovery
82
Watercraft slow or
loses powerShift lever Not completely shift-
ed into forward posi-
tionPush lever forward
until it stops 28
Yamaha Se-
curity SystemLow-RPM mode se-
lectedSelect normal mode
32
Cavitation Jet intake clogged Clean 83
Impeller damaged or
wornHave serviced by
Yamaha dealer83
Engine over-
heat warningEngine speed reduc-
tion control activatedClean jet intake and
cool engine36
Oil pressure
warningEngine speed reduc-
tion control activatedAdd oil
35
Spark plug Fouled or defective Replace 74
Incorrect heat range Replace 74
Gap incorrect Adjust 74
Spark plug
capLoose Connect properly
74
Electrical wir-
ingLoose connection Have serviced by
Yamaha dealer—
Fuel Stale or contaminat-
edHave serviced by
Yamaha dealer72
Air filter Clogged Have serviced by
Yamaha dealer72
Oil buildup Have serviced by
Yamaha dealer72 TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF2R70E0.book Page 82 Thursday, November 6, 2008 10:05 AM
Page 94 of 96

Index
A
Air filter element ....................................... 72
B
Battery ................................................ 47, 68
Battery, checking...................................... 76
Battery, jumping ....................................... 84
Beaching the watercraft ........................... 64
Bilge ......................................................... 47
Boarding alone ......................................... 58
Boarding and starting from a dock ........... 58
Boarding and starting in deep water ........ 58
Boarding and starting in shallow water .... 57
Boarding with a passenger....................... 59
Bow down................................................. 30
Bow eye ................................................... 30
Bow up ..................................................... 30
Builder’s plate............................................. 2
C
Capsized watercraft ................................. 61
Check engine warning.............................. 37
Cleaning the watercraft ............................ 68
Cooling water pilot outlets .................. 27, 52
Craft Identification Number (CIN) ............... 1
Cruising limitations ................................... 11
D
Docking the watercraft ............................. 64
Dual analog meter unit ....................... 33, 52
E
Emergency procedures ............................ 83
Engine break-in ........................................ 53
Engine compartment ................................ 45
Engine oil ................................................. 42
Engine oil and oil filter .............................. 72
Engine oil level ......................................... 45
Engine overheat warning ......................... 36
Engine serial number ................................. 1
Engine shut-off cord (lanyard) .................. 51
Engine shut-off switch .............................. 25
Engine stop switch ................................... 25
Enjoy your watercraft responsibly ............ 17
F
Fire extinguisher....................................... 48
Flushing the cooling system ..................... 67
Front storage compartment ...................... 37
Fuel .......................................................... 41Fuel and oil............................................... 41
Fuel injection system ................................ 78
Fuel level .................................................. 45
Fuel level meter ........................................ 35
Fuel level warning .................................... 35
Fuel system, checking .............................. 72
Fuel tank .................................................. 72
Fuel tank filler cap .................................... 24
Fuses, replacing ....................................... 84
G
Getting to know your watercraft ............... 56
Glove compartment .................................. 38
H
Hazard information ................................... 15
Hood ......................................................... 24
Hour meter/voltmeter ............................... 34
Hull and deck ........................................... 45
I
Identification numbers ................................ 1
Information display ................................... 34
J
Jet intake .................................................. 51
Jet intake and impeller, cleaning .............. 83
Jet thrust nozzle angle, checking ............. 72
Jumper cables, connecting ...................... 84
L
Labels, important ........................................ 3
Labels, other .............................................. 8
Labels, warning .......................................... 4
Launching the watercraft .......................... 53
Learning to operate your watercraft ......... 56
Leaving the watercraft .............................. 55
Limitations on who may operate the
watercraft .............................................. 10
L-MODE (low-RPM mode) ....................... 32
Lubrication................................................ 68
Lubrication points ..................................... 75
M
Main components, location of .................. 19
Maintenance and adjustments ................. 69
Model information....................................... 2
O
Oil pressure warning ................................ 35
Operating in weeded areas ...................... 64
Operating your watercraft ......................... 56
UF2R70E0.book Page 1 Thursday, November 6, 2008 10:05 AM
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