engine oil YAMAHA JETBLASTER 2022 User Guide

Pre-operation checks
48
EJU31984
EWJ00413
Failure to inspect or maintain the watercraft properly increases the possibility of an ac-
cident or damage to the watercraft. Do not operate the watercraft if you find any prob-
lem. If a problem cannot be corrected by the procedures provided in this manual, have
the watercraft inspected by a Yamaha dealer.
EJU41237Pre-operation checklist
Before using this watercraft, be sure to perform the checks in the following checklist.
PRE-LAUNCH CHECKS
ITEM ROUTINEPAGE
Engine compartment Ventilate the engine compartment.
Check inside the engine compartment for damage.
50
Fuel system Check the fuel system for leakage.
Check the fuel level in the fuel tank.
50
Water separator Check the water separator for water. 50
Engine unit Check the exterior of the engine unit for damage. 51
Engine oil level Check the engine oil level. 51
Bilge water Check the engine compartment for bilge water. 51
Battery Check the battery connections. 51
Steering system Check the steering system for proper operation. 52
RiDE lever Check the RiDE lever for proper operation. 52
Throttle lever Check the throttle lever for proper operation. 52
Engine shut-off cord (lan-
yard) Check the engine shut-off cord (lanyard) for dam-
age.
53
Switches Check the engine start/stop switch and engine
shut-off switch for proper operation.
53
Electric trim system Check the electric trim system for proper operation. 53
Storage compartments Check the storage compartments for damage and
water.
54
Fire extinguisher holder Check the fire extinguisher holder for damage. 54
Fire extinguisher Check the condition of the fire extinguisher. 54
Safety equipment Check that safety equipment meeting the applica-
ble regulations is on board.
54
Hull and deck Check the hull and deck for damage. 54
Jet intake Check the jet intake for damage and clogging. 54
Jet thrust nozzle and re-
verse gate Check the jet thrust nozzle and reverse gate for
damage.
54
Stern drain plugs Check the stern drain plugs for damage and foreign
material and check that they are securely installed.
54
Hood Check that the hood is securely closed. 55
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Pre-operation checks
51
EJU40182Engine unit check
Check the exterior of the engine unit for dam-
age or other problem.
EJU41561Engine oil level check
Make sure that the engine oil level is between
the minimum and maximum level marks on
the dipstick attached to the oil tank filler cap.
(See page 43 for information on checking the
engine oil level.)
EJU32456Bilge water check
Make sure that no bilge water has collected in
the engine compartment. If bilge water has
collected in the engine compartment, drain it.
(See page 45 for information on draining the
bilge water.)
EJU32488Battery checks
Make sure that the battery terminals are not
damaged and that the battery leads are con-
nected properly. WARNING! Never operate
the watercraft if the battery does not have
sufficient power to start the engine or if it
shows any other signs of decreased pow-
er. Loss of battery power may leave you
stranded.
[EWJ01242]
1 Water separator
1 Oil tank filler cap/Dipstick
1
1
1Dipstick
2 Maximum level mark
3 Minimum level mark
1 Negative (–) battery terminal: Black lead
2 Positive (+) battery terminal: Red lead
213
1
2
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Maintenance
76
EJU43103Periodic 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 hours 50 hours
or 12
months *1 100
hours or 12
months *1 200
hours or 24
months *1
Fuel line Check fuel hoses and
clamps
√
—
Fuel filler cap/Wa-
ter separator Check O-rings for cracks
and deformation
√
—
Fuel tank Check installation and
straps
√
—
Water inlet strainer Check for clogs and dam-
age
√
—
Cooling water hos-
es Check for damage and
leakage, and check
clamps
√
—
Engine oil Replace √√ 78
Oil filter Replace √78
Spark plugs Check √√ —
Battery Check state of charge,
terminals and bands
√
—
Battery leads Check terminals √—
Steering master Check operation and for
looseness
√√
—
Steering cable Check exterior and con-
nections, and lubricate
√
—
Electric trim rod Check exterior and con-
nections, and lubricate
√
—
Shift rod and re-
verse gate Check exterior and con-
nections, and lubricate
√
—
Air filter element Check for damage and
dirt
√
—
Air intake hoses Check for damage, and
check clamps
√
—
Throttle body Lubricate throttle valve √—
Exhaust system Check
for exhaust leak-
age, and check hoses and
clamps √
—
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Maintenance
78
EJU36943Engine oil and oil filterEWJ00341
Engine oil is extremely hot immediately af-
ter the engine is turned off. Coming in con-
tact with or getting any engine oil on your
clothes could result in burns.
ECJ00992
Do not run the engine with too much or not
enough oil in the engine, otherwise the en-
gine could be damaged.
It is recommended to have a Yamaha dealer
change the engine oil and the engine oil filter.
However, if you choose to change the oil and
filter on your own, consult a Yamaha dealer.
UF6C70E0.book Page 78 Wednesday, November 10, 2021 11:33 AM

Specifications
80
Fuel and oil:Recommended fuel: Regular unleaded gasoline
Minimum octane rating (PON): 86
Minimum octane rating (RON): 90
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 SG, SH, SJ, SL
Fuel tank total capacity: 50 L (13.2 US gal, 11.0 Imp.gal)
Engine oil quantity with oil filter re-
placement: 3.4 L (3.59 US qt, 2.99 Imp.qt)
Engine oil quantity without oil filter re-
placement: 3.2 L (3.38 US qt, 2.82 Imp.qt)
Engine oil total quantity: 3.7 L (3.91 US qt, 3.26 Imp.qt)
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Trouble recovery
82
Engine runs irregu-
larly or stallsFuel Fuel tank empty Refill as soon as pos-
sible41
Stale or contaminat-
ed Have serviced by
Yamaha dealer
—
Fuel tank Water or dirt present Have serviced by Yamaha dealer—
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-
ing Loose connection Have serviced by
Yamaha dealer —
Fuel injec-
tion system Faulty or clogged in-
jectors Have serviced by
Yamaha dealer
—
Warning light or in-
dicator blinks or
comes on Fuel level
warning
Fuel tank empty Refill as soon as pos-
sible 41
Oil pressure
warning Oil pressure dropped Have serviced by
Yamaha dealer 34
Engine over-
heat warning Jet intake clogged Clean
84
Check en-
gine warning Faulty sensors Have serviced by
Yamaha dealer 35
TROUBLE POSSIBLE CAUSE REMEDY PAGE
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Trouble recovery
83
Watercraft slow or
loses powerCavitation Jet intake clogged Clean 84
Impeller damaged or
worn Have serviced by
Yamaha dealer
84
Engine over-
heat warning Engine speed reduc-
tion control activated Clean jet intake and
cool engine
34
Oil pressure
warning Engine speed reduc-
tion control activated Add oil
34
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-
ing Loose connection Have serviced by
Yamaha dealer —
Fuel Stale or contaminat- ed Have serviced by
Yamaha dealer
—
Air filter Clogged Have serviced by Yamaha dealer—
Oil buildup Have serviced by Yamaha dealer —
Throttle lever Faulty Have serviced by Yamaha dealer—
TROUBLE POSSIBLE CAUSE REMEDY PAGE
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88
Index
A
After removing the watercraft from the water ..................................................... 67
B
Battery care.............................................. 70
Battery checks ......................................... 51
Battery, jumping....................................... 85
Beaching and docking the watercraft ...... 67
Bilge water check..................................... 51
Bilge water, draining ................................ 45
Bilge water, draining on land ................... 45
Bilge water, draining on water ................. 45
Boarding alone ......................................... 63
Boarding and starting off from a dock ..... 66
Boarding the watercraft ........................... 63
Boarding with passenger(s) ..................... 64
Bow eye ................................................... 38
Bow storage compartment ...................... 39
Builder’s plate ............................................ 2
C
Capsized watercraft ................................. 66
Check engine warning ............................. 35
Cleaning ................................................... 72
Cleaning the watercraft ............................ 70
Cleat ......................................................... 38
Cooling water pilot outlet ......................... 25
Cooling water pilot outlet check .............. 55
Craft Identification Number (CIN)............... 1
Cruising limitations................................... 10
E
Electric trim system.................................. 29
Electric trim system check ....................... 53
Emergency procedures ............................ 84
Engine break-in ........................................ 47
Engine compartment check ..................... 50
Engine idling speed check ....................... 56
Engine oil ................................................. 43
Engine oil and oil filter .............................. 78
Engine oil level check............................... 51
Engine oil requirements ........................... 43
Engine overheat warning ......................... 34
Engine serial number ................................. 1
Engine shut-off cord (lanyard) check ....... 53
Engine shut-off switch ............................. 24
Engine start/stop switch .......................... 24 Engine unit check ..................................... 51
Enjoy your watercraft responsibly ............ 18
Equipment ................................................ 36
F
Fire extinguisher check ............................ 54
Fire extinguisher holder............................ 40
Fire extinguisher holder checks ............... 54
Flushing the cooling water passages....... 69
Foot chocks ............................................. 37
Fuel .......................................................... 41
Fuel level check........................................ 50
Fuel level meter ........................................ 34
Fuel level warning..................................... 34
Fuel requirements .................................... 41
Fuel system checks ................................. 50
G
Getting to know your watercraft .............. 57
Glossary, watercraft ................................. 19
Glove compartment ................................. 39
H
Handgrip .................................................. 36
Hazard information................................... 14
Hood check .............................................. 55
Hour meter and voltmeter ........................ 33
Hull and deck check ................................ 54
I
Identification numbers ............................... 1
Information display................................... 31
J
Jet intake and impeller, cleaning.............. 84
Jet intake checks ..................................... 54
Jet thrust nozzle and reverse gate
check .................................................... 54
Jumper cables, connecting ...................... 85
L
Labels, important ....................................... 4
Labels, other .............................................. 8
Labels, warning .......................................... 5
Launching the watercraft ......................... 58
Learning to operate your watercraft......... 57
Leaving the watercraft.............................. 59
Limitations on who may operate the watercraft ................................................ 9
Long-term storage ................................... 72
Lubrication ............................................... 72
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Index
89
M
Main components, location of ................. 20
Maintenance ............................................ 75
Manufactured date label ............................ 2
Model information ...................................... 2
Multifunction information center .............. 31
Multifunction information center check ... 55
O
Oil pressure warning ................................ 34
Operating in weeded areas ...................... 67
Operating the watercraft .......................... 59
Operating the watercraft in reverse or neutral ................................................... 62
Operating your watercraft ........................ 57
Operation requirements ........................... 11
P
Periodic maintenance chart ..................... 76
Post-launch checks ................................. 55
Post-operation care ................................. 69
Pre-launch checks ................................... 50
Pre-operation check points ..................... 50
Pre-operation checklist ............................ 48
Primary Identification (PRI-ID) number ...... 1
R
Raising the reverse gate .......................... 85
Reboarding grip ....................................... 37
Reboarding step ...................................... 37
Recommended equipment ...................... 13
RiDE lever................................................. 25
RiDE lever checks .................................... 52
Riding position ......................................... 58
Rustproofing ............................................ 73
S
Safe boating rules .................................... 17
Safety equipment check .......................... 54
Seat .......................................................... 36
Seat storage compartment ...................... 40
Shift indicator ........................................... 32
Shift system ............................................. 27
Shift system check................................... 56
Speedometer ........................................... 31
Starting off ............................................... 65
Starting off from a trailer .......................... 66
Starting the engine on water .................... 58
Steering system ....................................... 25 Steering system checks ........................... 52
Stern drain plug checks ........................... 54
Stern eyes ................................................ 38
Stopping the engine ................................. 59
Stopping the watercraft ........................... 61
Storage compartment checks.................. 54
Storage compartments ............................ 38
Submerged watercraft ............................. 86
Switch checks .......................................... 53
T
Tachometer .............................................. 32
Throttle lever ............................................ 24
Throttle lever checks ................................ 52
Towing the watercraft .............................. 86
Transporting on a trailer ........................... 46
Trim indicator ........................................... 32
Troubleshooting ....................................... 81
Troubleshooting chart .............................. 81
Turning the watercraft .............................. 60
W
Wakeboarding and water-skiing .............. 16
Water separator ....................................... 26
Water separator check ............................. 50
Watercraft characteristics ........................ 14
Watercraft control functions..................... 24
Watercraft operation functions ................ 27
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